| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|
| #Q001 | reporting | reporting | mandatory | Discharger Data Provision | wastewater | It is the discharger's responsibility to provide all data and other information requested by the RWQCB before the issuance, reissuance, or modification of a permit to the extent feasible. | Before the issuance, reissuance, or modification of a permit | high |
| #Q002 | administrative | operational | mandatory | Data Usage by RWQCB | wastewater | When implementing the provisions of this Policy, the RWQCB shall use all available, valid, relevant, representative data and information, as determined by the RWQCB. | When implementing policy provisions | high |
| #Q003 | administrative | operational | mandatory | Analysis for Effluent Limitations | wastewater | The RWQCB shall conduct the analysis in this section for each priority pollutant with an applicable criterion or objective, excluding priority pollutants for which a Total Maximum Daily Load (TMDL) has been developed, to determine if a water quality-based effluent limitation is required in the discharger's permit. | For each priority pollutant with an applicable criterion or objective, excluding those with developed TMDLs | high |
| #Q004 | monitoring | operational | mandatory | Additional Monitoring for Insufficient Data | wastewater | If data are unavailable or insufficient, as described in section 1.2, to conduct the above analysis for the pollutant, or if all reported detection limits of the pollutant in the effluent are greater than or equal to the C value, the RWQCB shall require additional monitoring for the pollutant in place of a water quality-based effluent limitation. | When data are unavailable/insufficient or all reported detection limits are greater than or equal to the criterion/objective value | high |
| #Q005 | monitoring | operational | mandatory | Periodic Monitoring Requirement | wastewater | The RWQCB shall require periodic monitoring (at least once prior to the issuance and reissuance of a permit) for pollutants for which criteria or objectives apply and for which no effluent limitations have been established; however, the RWQCB may choose to exempt low volume discharges, determined to have no significant adverse impact on water quality, from this monitoring requirement. | For pollutants with criteria/objectives but no established effluent limitations | high |
| #Q006 | operational | operational | mandatory | End-of-Pipe Effluent Limitation Application | wastewater | Effluent limitations shall apply to the total effluent of a waste discharge at the end-of-pipe, except in the rare situations where it is impractical or infeasible (e.g., where the final discharge point is inaccessible, or the pollutants are so diluted by cooling water as to make monitoring impractical, or interferences among pollutants make analysis infeasible). | Applies to total effluent except where impractical or infeasible | high |
| #Q007 | administrative | operational | mandatory | Translator Study Plan Approval | wastewater, aquatic life | The site-specific study plan (including sampling design) must be approved by the RWQCB, after consultation with the California Department of Fish and Game, prior to conducting the study. | Prior to conducting a site-specific translator study | high |
| #Q008 | design | operational | mandatory | Mixing Zone Size Limitation | wastewater | A mixing zone shall be as small as practicable. | When allowing a mixing zone | high |
| #Q009 | prohibition | unknown | mandatory | Mixing Zone Prohibited Conditions | wastewater, aquatic life, drinking water | A mixing zone shall not: (1) compromise the integrity of the entire water body; (2) cause acutely toxic conditions to aquatic life passing through the mixing zone; (3) restrict the passage of aquatic life; (4) adversely impact biologically sensitive or critical habitats, including, but not limited to, habitat of species listed under federal or State endangered species laws; (5) produce undesirable or nuisance aquatic life; (6) result in floating debris, oil, or scum; (7) produce objectionable color, odor, taste, or turbidity; (8) cause objectionable bottom deposits; (9) cause nuisance; (10) dominate the receiving water body or overlap a mixing zone from different outfalls; or (11) be allowed at or near any drinking water intake. | Applicable to all allowed mixing zones | high |
| #Q010 | reporting | reporting | mandatory | Compliance Schedule Justification | wastewater | The discharger shall submit to the RWQCB the following justification before compliance schedules may be authorized in a permit: (a) documentation that diligent efforts have been made to quantify pollutant levels in the discharge and the sources of the pollutant in the waste stream, and the results of those efforts; (b) documentation of source control and/or pollution minimization efforts currently underway or completed; (c) a proposed schedule for additional or future source control measures, pollutant minimization actions, or waste treatment (i.e., facility upgrades); and (d) a demonstration that the proposed schedule is as short as practicable. | Before compliance schedules may be authorized in a permit | high |
| #Q011 | reporting | reporting | mandatory | Interim Requirements Notification | wastewater | The interim requirements shall state that the discharger must notify the RWQCB, in writing, no later than 14 days following each interim date, of its compliance or noncompliance with the interim requirements. | Following each interim date in a compliance schedule | high |
| #Q012 | monitoring | operational | mandatory | Self-Monitoring Programs | wastewater | The RWQCB shall require dischargers to conduct self-monitoring programs and shall clearly state in all permits the objective and purpose of the monitoring. | high | |
| #Q013 | administrative | operational | mandatory | Laboratory Certification | wastewater | Laboratories analyzing monitoring samples shall be certified by the Department of Health Services, in accordance with the provision of Water Code Section 13176, and must include quality assurance/quality control data with their reports. | When analyzing monitoring samples | high |
| #Q014 | reporting | reporting | mandatory | Sample Results Reporting Elements | wastewater | The RWQCB shall require in the permit that the discharger shall report with each sample result: 1. The Reporting Level (RL) (selected from the MLs listed in Appendix 4 in accordance with section 2.4.2 or established in accordance with section 2.4.3); and 2. The laboratory's current Method Detection Limit (MDL), as determined by the procedure found in 40 CFR 136 (revised as of July 3, 1999). | For each sample result reported | high |
| #Q015 | monitoring | operational | mandatory | Lowest Calibration Standard Limit | wastewater | Dischargers are to instruct laboratories to establish calibration standards so that the ML value (or its equivalent if there is differential treatment of samples relative to calibration standards) is the lowest calibration standard. At no time is the discharger to use analytical data derived from extrapolation beyond the lowest point of the calibration curve. | high | |
| #Q016 | corrective_action | operational | mandatory | Pollutant Minimization Program Requirement | wastewater | Dischargers shall be required to conduct a Pollutant Minimization Program (PMP) in accordance with section 2.4.5.1 when there is evidence (e.g., sample results reported as DNQ when the effluent limitation is less than the MDL, sample results from analytical methods more sensitive than those methods included in the permit in accordance with sections 2.4.2 or 2.4.3 above, presence of whole effluent toxicity, health advisories for fish consumption, results of benthic or aquatic organism tissue sampling) that the priority pollutant is present in the effluent above an effluent limitation and either: a. A sample result is reported as DNQ and the effluent limitation is less than the RL; or b. A sample result is reported as ND and the effluent limitation is less than the MDL. | When there is evidence that the priority pollutant is present in the effluent above an effluent limitation under specified reporting conditions | high |
| #Q017 | monitoring | operational | mandatory | 2,3,7,8-TCDD Equivalents Monitoring | wastewater | Whether or not an effluent limitation is required for 2,3,7,8-TCDD in accordance with section 1.3 of this Policy, each RWQCB shall require (as described below) major and minor POTW and industrial dischargers in its region to conduct effluent monitoring for the 2,3,7,8TCDD congeners listed above. | Applicable to major and minor POTW and industrial dischargers | high |
| #Q018 | reporting | reporting | mandatory | 2,3,7,8-TCDD Equivalents Reporting | wastewater | The RWQCB shall require the discharger to report for each congener the analytical results of the effluent monitoring, including the quantifiable limit and the MDL, and the measured or estimated concentration. In addition, the RWQCB shall require the discharger to multiply each measured or estimated congener concentration by its respective TEF value (presented above) and report the sum of these values. | When reporting 2,3,7,8-TCDD equivalents monitoring results | high |
| #Q019 | administrative | operational | mandatory | Chronic Toxicity Effluent Limitation Requirement | wastewater, aquatic life | A chronic toxicity effluent limitation is required in permits for all discharges that will cause, have reasonable potential to cause, or contribute to chronic toxicity in receiving waters. | For discharges with reasonable potential to cause or contribute to chronic toxicity | high |
| #Q020 | monitoring | operational | mandatory | Chronic Toxicity Test Species Selection | wastewater, aquatic life | At least three test species with approved test protocols shall be used to measure compliance with the toxicity objective. If possible, the test species shall include a vertebrate, an invertebrate, and an aquatic plant. | When conducting short-term chronic toxicity tests | high |
| #Q021 | corrective_action | operational | mandatory | Toxicity Reduction Evaluation (TRE) Requirement | wastewater | If a discharge causes or contributes to chronic toxicity in a receiving water body, a toxicity reduction evaluation (TRE) is required. | If a discharge causes or contributes to chronic toxicity | high |
| #Q022 | corrective_action | treatment | mandatory | Toxicity Elimination Action | wastewater | The TRE shall include all reasonable steps to identify the source(s) of toxicity. Once the source of toxicity is identified, the discharger shall take all reasonable steps necessary to eliminate toxicity. | Once the source of toxicity is identified during a TRE | high |
| #Q023 | administrative | reporting | mandatory | Categorical Exception Project Documentation | wastewater | For each project, the discharger shall notify potentially affected public and governmental agencies. Also, the discharger shall submit to the Executive Officer of the appropriate RWQCB, for approval: (1) A detailed description of the proposed action, including the proposed method of completing the action; (2) A time schedule; (3) A discharge and receiving water quality monitoring plan (before project initiation, during the project, and after project completion, with the appropriate quality assurance and quality control procedures); (4) CEQA documentation; (5) Contingency plans; (6) Identification of alternate water supply (if needed); and (7) Residual waste disposal plans. | When seeking short-term or seasonal categorical exceptions | high |
| #Q024 | reporting | reporting | mandatory | Beneficial Uses Restoration Certification | wastewater | Additionally, upon completion of the project, the discharger shall provide certification by a qualified biologist that the receiving water beneficial uses have been restored. | Upon completion of a project under a categorical exception | high |
| #Q025 | administrative | reporting | mandatory | Permit Application Submission | other | To obtain coverage under this Order, Dischargers must submit a complete application containing the following items to the San Diego Water Board: A completed NOI form shown as Attachment B of this Order, signed in accordance with the signatory requirements... Payment of the annual application fee... A Water Quality Management Plan (WQMP) as specified by section 5.4 of this Order for each waterbody; and A Technical Report that identifies the sources for the elevated phosphorus in the waterbody... | No later than 60 days prior to the proposed application of lanthanum-modified clay | high |
| #Q026 | operational | treatment | mandatory | WQMP Preparation and Implementation | other | Dischargers shall prepare and implement a WQMP to prevent or reduce the discharge of pollutants from the application of lanthanum-modified clay in compliance with the provisions of this Order. A separate WQMP must be prepared for each waterbody that will be treated with lanthanum-modified clay. | For each waterbody treated | high |
| #Q027 | operational | treatment | mandatory | Best Management Practices Implementation | other | Dischargers shall implement BMPs when applying lanthanum-modified clay to surface waters. The BMPs must be provided in the WQMP, which is described in section 5.4.1 of this Order. | During application of lanthanum-modified clay | high |
| #Q028 | prohibition | operational | mandatory | Basin Plan Discharge Prohibition Compliance | other | The Discharger shall comply with Waste Discharge Prohibitions contained in Chapter 4 of the Water Quality Control Plan for the San Diego Basin (Basin Plan), incorporated into this Order as if fully set forth herein and summarized in Attachment G, as a condition of this Order. | high | |
| #Q029 | administrative | operational | mandatory | Order Availability to Compliance Staff | other | A copy of this Order shall be made available to all personnel/staff (including field staff) involved with the compliance of this Order. | high | |
| #Q030 | administrative | operational | mandatory | Laboratory Certification and QA/QC | other | All laboratory analyses shall be conducted at a laboratory certified for such analyses by the California State Water Resources Control Board (State Water Board) Division of Drinking Water (DDW). The laboratory must be accredited under the DDW Environmental Laboratory Accreditation Program (ELAP) to ensure the quality of analytical data used for regulatory purposes to meet the requirements of this Order. Sample analyses must include quality assurance/quality control (QA/QC) data in the reports. | For all laboratory analyses required by the MRP | high |
| #Q031 | reporting | reporting | mandatory | Self-Monitoring Report Electronic Submission | other | The Discharger shall electronically submit SMRs using the State Water Board's California Integrated Water Quality System (CIWQS) Program website (https://www.waterboards.ca.gov/water_issues/programs/ciwqs/publicreports.shtml) (https://www.waterboards.ca.gov/water_issues/programs/ciwqs). | high | |
| #Q032 | reporting | reporting | mandatory | CEDEN Monitoring Data Submission | other | The Discharger shall ensure that all the receiving water monitoring results are submitted to the California Environmental Data Exchange Network (CEDEN) no later than 90 days after the completion of sample analyses. | No later than 90 days after analysis completion | high |
| #Q033 | administrative | reporting | mandatory | Permit Termination Notice Requirement | other | To terminate permit coverage, a Discharger must submit a complete and accurate Notice of Termination (NOT). | When the discharger ceases discharges, ownership changes, or individual permit is obtained | high |
| #Q034 | prohibition | health | mandatory | Pollution and Nuisance Prohibition | other | The discharge of lanthanum-modified clay to waters of the State in a manner causing, or threatening to cause a condition of pollution, contamination or nuisance as defined in section 13050 of the Water Code is prohibited. | high | |
| #Q035 | prohibition | operational | mandatory | Discharge Location and Manner Prohibition | other | The discharge of lanthanum-modified clay at a location or in a manner different from that described in this Order and the NOA is prohibited. | high | |
| #Q036 | prohibition | health | mandatory | Water Quality Standards Compliance Prohibition | other | The discharge of lanthanum-modified clay shall not cause, have a reasonable potential to cause, or contribute to exceedances of any applicable water quality standard or criterion promulgated by U.S. EPA pursuant to section 303 of the CWA, or water quality objectives adopted by the State Water Board or San Diego Water Board. | high | |
| #Q037 | corrective_action | operational | mandatory | Mitigation of Noncompliance Impacts | other | The Discharger shall take all reasonable steps to minimize or correct any adverse impact on the environment resulting from noncompliance with this Order and the NOA, including accelerated or additional monitoring as may be necessary to determine the nature and effect of the non-complying discharge. | In the event of an exceedance of receiving water limitations caused by the application | high |
| #Q038 | administrative | operational | mandatory | WQMP Modification Approval Requirement | other | Major changes to the WQMP shall be submitted to the San Diego Water Board for approval. | Examples include using a different product, changing application method/amount, or adding/removing BMPs | high |
| #Q039 | reporting | reporting | mandatory | Harmful Algal Bloom Reporting Requirement | other | If a potential HAB is observed, the Discharger shall to report the HAB to the State Water Board within 24 hours using the California Freshwater and Estuarine Harmful Algal Bloom Report Form. | Within 24 hours of observing a potential HAB | high |
| #Q040 | monitoring | operational | mandatory | Application Management Log Requirement | other | The Discharger shall maintain a log for each lanthanum-modified clay application. This log shall contain, at a minimum, the following information: Date of application; Location of application; Name of applicator; Application details... Visual monitoring assessment; and Certification that applicator(s) implemented the WQMP. | For each lanthanum-modified clay application | high |
| #Q041 | reporting | reporting | mandatory | Application Event Report Submission | other | Following each application event, the Discharger shall prepare and submit a report to the San Diego Water Board within 45 days of the Post-Event sampling. | Within 45 days of Post-Event sampling | high |
| #Q042 | reporting | reporting | mandatory | Annual Status Report Submission | other | An annual status report shall be sent to the San Diego Water Board by April 1 of the following and shall include: A summary of all application events and monitoring results for the previous year including trend analysis; A discussion, evaluation, and interpretation of the data... A certification statement that all receiving water monitoring data has been timely uploaded to CEDEN. | Sent by April 1 annually | high |
| #Q043 | reporting | reporting | mandatory | Sample Result Reporting Protocols | other | The Discharger shall report with each sample result the applicable Reporting Level (RL) and the current Method Detection Limit (MDL), as determined by the procedure in 40 CFR part 136. | high | |
| #Q044 | administrative | operational | mandatory | Chollas Creek Diazinon MS4 Implementation | aquatic life | The municipal Copermittees in the Chollas Creek watershed shall implement the requirements of the MS4 Permit. | During TMDL implementation for diazinon in Chollas Creek watershed | high |
| #Q045 | operational | treatment | mandatory | Chollas Creek Diazinon Toxicity Control Plan | aquatic life | Develop and implement a "Diazinon Toxicity Control Plan" to promote Copermittee compliance with the Waste Load Allocations specified in this TMDL. The Plan should consist of pollution prevention and source control BMPs designed to reduce the discharge of diazinon to Chollas Creek. | Pursuant to the MS4 Permit and under Water Code section 13267 | high |
| #Q046 | reporting | reporting | mandatory | Chollas Creek Diazinon Annual Reporting | aquatic life | Submit Annual Reports: Effectiveness reports and monitoring reports. Responsible Parties: Chollas Creek watershed municipal copermitees. Due Date: January 31 of each year. | high | |
| #Q047 | monitoring | reporting | mandatory | Shelter Island Yacht Basin Copper Monitoring | aquatic life | The dischargers will be required to monitor SIYB waters and provide monitoring reports to the Regional Board for the purpose of assessing the effectiveness of the alternatives implemented. | high | |
| #Q048 | administrative | reporting | mandatory | Rainbow Creek NRMP Submission | aquatic life, drinking water | The County of San Diego shall, upon request by the Regional Board pursuant to Water Code section 13225, prepare and submit a NRMP for the Rainbow Creek watershed, consistent with the SWRCB NPS Implementation and Enforcement Policy and containing the elements described in section C, County of San Diego Nutrient Reduction and Management Plan or their equivalent. | Upon request by the Regional Board | high |
| #Q049 | monitoring | operational | mandatory | Rainbow Creek Groundwater Investigation Workplan | drinking water | The County of San Diego shall, upon request by the Regional Board pursuant to Water Code section 13225, undertake an investigation of groundwater quality within the Rainbow Creek watershed, and shall prepare and submit a workplan designed to guide the collection of information to produce the technical report described in Item 4, Groundwater Investigation and Characterization Report below. | Upon request by the Regional Board | high |
| #Q050 | operational | treatment | mandatory | Rainbow Creek NPS Discharger Action | aquatic life, drinking water | Individual landowners and other persons (NPS Dischargers) engaged in these land use activities shall implement pollution prevention methods and increase the use of applicable management measures and practices where needed to control and reduce nutrient discharges to Rainbow Creek and attain nutrient load reductions. | For commercial nurseries, agricultural fields, orchards, parks, residential areas, urban areas, and septic tank disposal system land use activities | high |
| #Q051 | administrative | reporting | mandatory | Chollas Creek Metals Navy NOI Submission | aquatic life | The Regional Board shall require the U.S. Navy to submit a Notice of Intent to enroll the Naval Base San Diego facility under statewide Order No. 2003-005-DWQ or subsequent superseding NPDES renewal orders. | high | |
| #Q052 | monitoring | reporting | mandatory | SISP Bacteria Periodic Demonstration | recreational water | the reporting requirements for the Shelter Island Shoreline Park TMDL must also include a periodic demonstration, no less often than every 2 years, that wasteload allocations and water quality objectives are being met. | high | |
| #Q053 | administrative | reporting | mandatory | Bacteria Project I BLRP/CLRP Submission | recreational water | The Phase I MS4s will be required to submit Bacteria Load Reduction Plans (BLRPs) or Comprehensive Load Reduction Plans (CLRPs) outlining a proposed BMP program that will be capable of achieving the necessary load reductions required to attain the TMDLs in the receiving waters, acceptable to the San Diego Water Board, within 18 months after the effective date of these TMDLs. | Within 18 months after April 4, 2011 | high |
| #Q054 | monitoring | operational | mandatory | Los Peñasquitos Lagoon Sediment Monitoring | aquatic life | Responsible parties must conduct suspended sediment, bedload, and flow monitoring to calculate total sediment loading to the Lagoon for each wet period (October 1 thru April 30) throughout the 20-year compliance period. | During each wet period throughout the 20-year compliance period | high |
| #Q055 | monitoring | operational | mandatory | Los Peñasquitos Lagoon Vegetation Monitoring | aquatic life | The responsible parties shall monitor the Lagoon annually in the Fall for changes in extent of the vegetation types. Aerial photos of the Lagoon must be acquired, digitized onscreen (at an approximate 1:2,500 scale), interpreted, and mapped into generalized classifications. | Annually in the Fall | high |
| #Q056 | reporting | reporting | mandatory | Report of Waste Discharge Submission | other | The Copermittees must file a Report of Waste Discharge in accordance with Title 23, California Code of Regulations, as application for issuance of new waste discharge requirements no later than 180 days in advance of the Order expiration date. | No later than 180 days in advance of the Order expiration date | high |
| #Q057 | prohibition | operational | mandatory | Discharge Prohibitions | other | Discharges from MS4s in a manner causing, or threatening to cause, a condition of pollution, contamination, or nuisance in receiving waters of the state are prohibited. | high | |
| #Q058 | prohibition | operational | mandatory | Non-Storm Water Discharge Prohibition | other | Non-storm water discharges into MS4s are to be effectively prohibited, through the implementation of Provision E.2, unless such discharges are authorized by a separate NPDES permit. | high | |
| #Q059 | operational | health | mandatory | Receiving Water Limitations | other | Discharges from MS4s must not cause or contribute to the violation of water quality standards in any receiving waters, including but not limited to all applicable provisions contained in the San Diego Water Board's Basin Plan, State Water Board plans for water quality control, State Water Board policies for water and sediment quality control, and priority pollutant criteria promulgated by the USEPA. | high | |
| #Q060 | treatment | operational | mandatory | Technology Based Effluent Limitations | other | Pollutants in storm water discharges from MS4s must be reduced to the MEP. | high | |
| #Q061 | operational | operational | mandatory | WQIP Development | other | The Copermittees must develop a Water Quality Improvement Plan for each of the Watershed Management Areas in Table B-1. A total of ten Water Quality Improvement Plans must be developed for the San Diego Region. | high | |
| #Q062 | monitoring | operational | mandatory | Receiving Water Monitoring | other | The Copermittees must develop and conduct a program to monitor the condition of the receiving waters in each Watershed Management Area during dry weather and wet weather. | During dry weather and wet weather | high |
| #Q063 | administrative | operational | mandatory | Legal Authority Maintenance | other | Each Copermittee must establish, maintain, and enforce adequate legal authority within its jurisdiction to control pollutant discharges into and from its MS4 through statute, ordinance, permit, contract, order, or similar means. | high | |
| #Q064 | operational | operational | mandatory | IDDE Program Implementation | other | Each Copermittee must implement a program to actively detect and eliminate illicit discharges and improper disposal into the MS4, or otherwise require the discharger to apply for and obtain a separate NPDES permit. | high | |
| #Q065 | design | operational | mandatory | Development Planning Program | other | Each Copermittee must use their land use and planning authorities to implement a development planning program in accordance with the strategies in the Water Quality Improvement Plan described pursuant to Provision B.3.b.(1). | high | |
| #Q066 | operational | operational | mandatory | Construction Management Program | other | Each Copermittee must implement a construction management program in accordance with the strategies in the Water Quality Improvement Plan described pursuant to Provision B.3.b.(1). | high | |
| #Q067 | operational | operational | mandatory | Existing Development Management | other | Each Copermittee must implement an existing development management program in accordance with the strategies in the Water Quality Improvement Plan described pursuant to Provision B.3.b.(1). | high | |
| #Q068 | administrative | operational | mandatory | Enforcement Response Plan | other | Each Copermittee must develop and implement an Enforcement Response Plan as part of its jurisdictional runoff management program document. | high | |
| #Q069 | administrative | operational | mandatory | Fiscal Analysis | other | Each Copermittee must conduct an annual fiscal analysis of its jurisdictional runoff management program in its entirety. | high | |
| #Q070 | reporting | reporting | mandatory | WQIP Annual Reports | other | The Copermittees for each Watershed Management Area must submit a Water Quality Improvement Plan Annual Report for each reporting period no later than January 31 of the following year. | No later than January 31 of the following year | high |
| #Q071 | reporting | reporting | mandatory | Construction Site Escalated Enforcement Notification | other | Each Copermittee must notify the San Diego Water Board in writing within five (5) calendar days of issuing escalated enforcement (as defined in the Copermittee's Enforcement Response Plan) to a construction site that poses a significant threat to water quality as a result of violations or other non-compliance with its permits and applicable local ordinances, and the requirements of this Order. | Upon issuing escalated enforcement to a construction site posing significant threat to water quality | high |
| #Q072 | reporting | reporting | mandatory | General Permit Non-Filer Notification | other | Each Copermittee must notify the San Diego Water Board of any persons required to obtain coverage under the statewide Industrial General Permit and Construction General Permit and failing to do so, within five (5) calendar days from the time the Copermittee become aware of the circumstances. | Within 5 days of becoming aware of a person failing to obtain required permit coverage | high |
| #Q073 | administrative | operational | mandatory | Regional Clearinghouse Maintenance | other | The Copermittees must develop, update, and maintain an internet-based Regional Clearinghouse that is made available to the public no later than 18 months after the effective date of this Order. | No later than 18 months after effective date | high |
| #Q074 | operational | operational | mandatory | Long-Term Structural BMP Maintenance Proof | other | Each Copermittee must require the project applicant to submit proof of the mechanism under which ongoing long-term maintenance of all structural BMPs will be conducted. | Requirement for Priority Development Project applicants | high |
| #Q075 | administrative | operational | mandatory | Order Accessibility | other | A copy of this Order must be kept at a readily accessible location and must be available to on-site personnel at all times. | At all times | high |
| #Q076 | administrative | operational | mandatory | Laboratory Certification Requirement | other | All chemical, bacteriological, and toxicity analyses must be conducted at a laboratory certified for such analyses by the California Department of Public Health or a laboratory approved by the San Diego Water Board. | For all analyses required by the Order | high |
| #Q077 | administrative | reporting | mandatory | Duty to Apply for Coverage | agricultural water | New and existing Agricultural Operations without coverage under individual WDRs or other applicable WDRs are required to enroll under this General Order, or obtain coverage under individual WDRs or other applicable WDRs. Either the owner or operator of an Agricultural Operation may enroll as a Member under this General Order by submitting a complete Notice of Intent (NOI) (Attachment G) to the Third-Party Group and the San Diego Water Board. | For operations without current coverage under other WDRs | high |
| #Q078 | operational | operational | mandatory | Annual Water Quality Training | agricultural water | By December 31 of each year, Members shall complete at least two hours of appropriate water quality training to maintain compliance with this General Order. | Annual requirement | high |
| #Q079 | operational | treatment | mandatory | Water Quality Protection Plan Preparation | agricultural water | Members shall prepare a complete WQPP to identify the type and location of management practices currently employed and additional management practices based on current conditions at their Agricultural Operation needed to minimize or prevent the discharge of waste to waters of the State. | Must be submitted with the NOI | high |
| #Q080 | monitoring | operational | mandatory | Quarterly Self-Inspection Requirement | agricultural water | At least quarterly during the months of March, June, September, and December, Members shall inspect the Agricultural Operation to assess the operation and maintenance of installed management practices and to correct any deficiencies. | Quarterly frequency (March, June, September, December) | high |
| #Q081 | reporting | reporting | mandatory | Annual Self-Assessment Report Submission | agricultural water | By April 30 of each year, Members shall submit a completed Annual Self-Assessment Report (Attachment J) to their Third-Party Group, covering January 1 through December 31 of the prior year. | Annual deadline (April 30) | high |
| #Q082 | corrective_action | treatment | mandatory | Water Quality Restoration Program Plan Trigger | agricultural water | If a Water Quality Benchmark described in section VII, Table A.4 of the MRP (Attachment A) is exceeded, Third-Party-Groups must promptly notify the San Diego Water Board and prepare a WQRP in consultation with its Members suspected of causing or contributing to the exceedance. | When a benchmark is exceeded more than three out of four times for a constituent, or nitrate benchmark is exceeded in groundwater. | high |
| #Q083 | administrative | operational | mandatory | Retention of Records | agricultural water | Third-Party Groups and Members shall retain records of all monitoring information, including all calibration and maintenance records, copies of all reports required by this General Order, and records of all data used to complete the application for this General Order. Records shall be maintained for a minimum of five years from the date of the sample, measurement, report, or application. | Minimum five-year retention period | high |
| #Q084 | reporting | health | mandatory | 24-Hour Noncompliance Notification | agricultural water | Third-Party Groups and Members shall report to the San Diego Water Board any noncompliance which may endanger human health or the environment. Any information shall be provided orally within 24 hours from the time the Third-Party Group or Member becomes aware of the circumstances. A written submission shall also be provided within five days... | Noncompliance endangering human health or environment | high |
| #Q085 | prohibition | health | mandatory | Hazardous Waste Discharge Prohibition | agricultural water | The discharge of a hazardous waste as defined in CCR title 22, section 66261.3 is prohibited. | At all times | high |
| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Limit Type | Limit Value | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|---|---|
| #P001 | chemical | reporting | mandatory | 2,3,7,8-TetraCDD | other | unknown | 1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | Used to express the relative toxicities of the congeners compared to 2,3,7,8-TCDD | high |
| #P002 | chemical | reporting | mandatory | 1,2,3,7,8-PentaCDD | other | unknown | 1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | Used to express the relative toxicities of the congeners compared to 2,3,7,8-TCDD | high |
| #P003 | chemical | reporting | mandatory | 1,2,3,4,7,8-HexaCDD | other | unknown | 0.1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | high | |
| #P004 | chemical | reporting | mandatory | 1,2,3,6,7,8-HexaCDD | other | unknown | 0.1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | high | |
| #P005 | chemical | reporting | mandatory | OctaCDD | other | unknown | 0.0001 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | high | |
| #P006 | chemical | reporting | mandatory | 2,3,4,7,8-PentaCDF | other | unknown | 0.5 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | high | |
| #P007 | chemical | reporting | mandatory | Antimony | other | requirement | 0.5 µg/L | SWRCB Minimum Levels (MLs) for reporting and compliance determination purposes | Analytical Technique: Inductively Coupled Plasma/Mass Spectrometry (ICPMS) | high |
| #P008 | chemical | reporting | mandatory | Arsenic | other | requirement | 2 µg/L | SWRCB Minimum Levels (MLs) for reporting and compliance determination purposes | Analytical Technique: Inductively Coupled Plasma/Mass Spectrometry (ICPMS) | high |
| #P009 | chemical | reporting | mandatory | Cadmium | other | requirement | 0.25 µg/L | SWRCB Minimum Levels (MLs) for reporting and compliance determination purposes | Analytical Technique: Inductively Coupled Plasma/Mass Spectrometry (ICPMS) | high |
| #P010 | chemical | reporting | mandatory | Lead | other | requirement | 0.5 µg/L | SWRCB Minimum Levels (MLs) for reporting and compliance determination purposes | Analytical Technique: Inductively Coupled Plasma/Mass Spectrometry (ICPMS) | high |
| #P011 | chemical | reporting | mandatory | Mercury | other | requirement | 0.5 µg/L | SWRCB Minimum Levels (MLs) for reporting and compliance determination purposes | Analytical Technique: Inductively Coupled Plasma/Mass Spectrometry (ICPMS) | high |
| #P012 | chemical | reporting | mandatory | Selenium | other | requirement | 2 µg/L | SWRCB Minimum Levels (MLs) for reporting and compliance determination purposes | Analytical Technique: Inductively Coupled Plasma/Mass Spectrometry (ICPMS) | high |
| #P013 | chemical | reporting | mandatory | 1,2,3,7,8,9-HexaCDD | drinking water, aquatic life | requirement | 0.1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | Used to assess presence and amounts of congeners for control strategy development | high |
| #P014 | chemical | reporting | mandatory | 1,2,3,4,6,7,8-HeptaCDD | drinking water, aquatic life | requirement | 0.01 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | high | |
| #P015 | chemical | reporting | mandatory | 2,3,7,8-TetraCDF | drinking water, aquatic life | requirement | 0.1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | high | |
| #P016 | chemical | reporting | mandatory | 1,2,3,7,8-PentaCDF | drinking water, aquatic life | requirement | 0.05 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | high | |
| #P017 | chemical | reporting | mandatory | OctaCDF | drinking water, aquatic life | requirement | 0.0001 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | high | |
| #P018 | microbiological | treatment | mandatory | fathead minnow (Pimephales promelas) chronic toxicity test duration | aquatic life | requirement | 7 days | Short-term Methods for Estimating Chronic Toxicity-Fresh Water | Test Effect: larval survival; growth | high |
| #P019 | microbiological | treatment | mandatory | water flea (Ceriodaphnia dubia) chronic toxicity test duration | aquatic life | requirement | 6 to 8 days | Short-term Methods for Estimating Chronic Toxicity-Fresh Water | Test Effect: survival; number of young | high |
| #P020 | microbiological | treatment | mandatory | alga (Selenastrum capricornutum) chronic toxicity test duration | aquatic life | requirement | 4 days | Short-term Methods for Estimating Chronic Toxicity-Fresh Water | Test Effect: growth rate | high |
| #P021 | chemical | reporting | mandatory | 1,1 Dichloroethane ML (GC) | drinking water, wastewater | requirement | 0.5 µg/L | SWRCB Minimum Levels (MLs) for Volatile Substances | Technique: Gas Chromatography | high |
| #P022 | chemical | reporting | mandatory | Acrolein ML (GCMS) | drinking water, wastewater | requirement | 5 µg/L | SWRCB Minimum Levels (MLs) for Volatile Substances | Technique: Gas Chromatography/Mass Spectrometry | high |
| #P023 | chemical | reporting | mandatory | 1,2,3,4,7,8-HexaCDF | aquatic life, drinking water | requirement | 0.1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | Relative toxicity compared to 2,3,7,8-TCDD | high |
| #P024 | chemical | reporting | mandatory | 1,2,3,6,7,8-HexaCDF | aquatic life, drinking water | requirement | 0.1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | Relative toxicity compared to 2,3,7,8-TCDD | high |
| #P025 | chemical | reporting | mandatory | 1,2,3,7,8,9-HexaCDF | aquatic life, drinking water | requirement | 0.1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | Relative toxicity compared to 2,3,7,8-TCDD | high |
| #P026 | chemical | reporting | mandatory | 2,3,4,6,7,8-HexaCDF | aquatic life, drinking water | requirement | 0.1 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | Relative toxicity compared to 2,3,7,8-TCDD | high |
| #P027 | chemical | reporting | mandatory | 1,2,3,4,6,7,8-HeptaCDF | aquatic life, drinking water | requirement | 0.01 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | Relative toxicity compared to 2,3,7,8-TCDD | high |
| #P028 | chemical | reporting | mandatory | 1,2,3,4,7,8,9-HeptaCDF | aquatic life, drinking water | requirement | 0.01 TEF | Toxic Equivalency Factors (TEFs) for 2,3,7,8-TCDD Equivalents | Relative toxicity compared to 2,3,7,8-TCDD | high |
| #P029 | operational | operational | mandatory | CTR Compliance Action Schedule | other | requirement | <= 5 years | Schedule to complete actions necessary to comply with CTR criterion-based effluent limitations from date of permit issuance | Includes actions such as pollutant minimization or facility upgrades | high |
| #P030 | operational | operational | mandatory | TMDL Development Schedule | other | requirement | <= 15 years | Schedule to develop and adopt a TMDL and accompanying WLAs/LAs from the effective date of the Policy | Applies where immediate compliance is infeasible | high |
| #P031 | operational | operational | mandatory | Maximum CTR Compliance Time | other | requirement | <= 10 years | Maximum time to establish and comply with CTR criterion-based effluent limitations from policy effective date | Unless an exception is granted per section 5.3 | high |
| #P032 | operational | operational | mandatory | Maximum TMDL-derived WLA Compliance Time | other | requirement | <= 20 years | Maximum time to develop TMDL and comply with resulting WLAs (15 years for TMDL + 5 years for compliance) | Measured from policy effective date | high |
| #P033 | chemical | reporting | mandatory | Copper ML (ICPMS) | drinking water, aquatic life | requirement | 0.5 µg/L | SWRCB Minimum Levels (MLs) for Inorganics used for reporting and compliance | Analytical technique: Inductively Coupled Plasma/Mass Spectrometry (ICPMS) | high |
| #P034 | chemical | reporting | mandatory | Cyanide ML (COLOR) | drinking water, aquatic life | requirement | 5 µg/L | SWRCB Minimum Levels (MLs) for Inorganics used for reporting and compliance | Analytical technique: Colorimetric (COLOR) | high |
| #P035 | design | operational | mandatory | Translator Study Submission Deadline | other | requirement | <= 2 years | Timeframe for a discharger to submit a proposed translator and all data related to its derivation to the RWQCB | From the date of issuance/reissuance of the permit | high |
| #P036 | operational | reporting | mandatory | Major Discharger TCDD Congener Monitoring Duration | other | requirement | 3 years | Required monitoring duration for major POTW and major industrial dischargers for 17 TCDD congeners | From the date the permit is amended or the request is sent | high |
| #P037 | operational | reporting | mandatory | Pollutant Minimization Program Influent Monitoring Frequency | wastewater | requirement | 4 times/year | Monitoring for reportable priority pollutants in the influent to the wastewater treatment system | Applicable when a PMP is required under section 2.4.5 | high |
| #P038 | chemical | treatment | mandatory | Arsenic Conversion Factor | drinking water, aquatic life | requirement | 1.000 dimensionless | U.S. Environmental Protection Agency Conversion Factors for converting total recoverable to dissolved fraction | Applicable to Freshwater Acute, Freshwater Chronic, Saltwater Acute, and Saltwater Chronic criteria | high |
| #P039 | chemical | treatment | mandatory | Mercury Conversion Factor | drinking water, aquatic life | requirement | 0.85 dimensionless | U.S. Environmental Protection Agency Conversion Factors | Applicable to Freshwater Acute, Freshwater Chronic, Saltwater Acute, and Saltwater Chronic criteria | high |
| #P040 | chemical | reporting | mandatory | Volatile Organic Method-Specific Factor | wastewater | requirement | 1 dimensionless | Most common method-specific factors used to alter the RL based on sample treatment | No differential treatment specified for volatiles | high |
| #P041 | chemical | reporting | mandatory | Semi-Volatile Organic Method-Specific Factor | wastewater | requirement | 1000 dimensionless | Most common method-specific factors used to alter the RL based on sample treatment | Samples concentrated by extraction | high |
| #P042 | chemical | reporting | mandatory | Pesticide Method-Specific Factor | wastewater | requirement | 100 dimensionless | Most common method-specific factors used to alter the RL based on sample treatment | Samples concentrated by extraction | high |
| #P043 | physical | operational | mandatory | 1Q10 Critical Flow | aquatic life | requirement | 1 day | Definition of lowest flow for calculating dilution ratios for acute aquatic life criteria | Statistical frequency of once every 10 years | high |
| #P044 | physical | operational | mandatory | 7Q10 Critical Flow | aquatic life | requirement | 7 days | Definition of average low flow for calculating dilution ratios for chronic aquatic life criteria | Statistical frequency of once every 10 years | high |
| #P045 | physical | operational | mandatory | Completely-Mixed Discharge Concentration Variance | wastewater | requirement | <= 5 percent | Criteria for determining if a discharge is considered completely-mixed with receiving water | Across a transect of the water body at a point within two stream/river widths from the discharge point | high |
| #P046 | operational | reporting | mandatory | Minor Discharger TCDD Congener Monitoring Duration | other | requirement | 1 year | Required monitoring duration for minor POTW and minor industrial dischargers for 17 TCDD congeners | Once during dry weather and once during wet weather | high |
| #P047 | operational | reporting | mandatory | PMP Potential Source Monitoring Frequency | wastewater | requirement | 2 times/year | Semi-annual monitoring of potential sources of the reportable priority pollutant(s) | May include fish tissue monitoring and other bio-uptake sampling | high |
| #P048 | operational | reporting | mandatory | PMP Status Report Frequency | wastewater | requirement | 1 time/year | Annual status report to be sent to the RWQCB | Includes monitoring results, source list, and summary of actions | high |
| #P049 | operational | operational | mandatory | Default Coefficient of Variation (CV) | other | requirement | 0.6 dimensionless | Value used for effluent variability adjustment when data is insufficient | Number of effluent data points is less than ten, or at least 80 percent of data are non-detect | high |
| #P050 | physical | operational | mandatory | Long-Term Arithmetic Mean Flow Data Requirement | other | requirement | >= 2 years | Minimum amount of flow data used in calculating an arithmetic mean flow | Used for calculating dilution ratios for human health criteria | high |
| #P051 | chemical | reporting | mandatory | Method Detection Limit (MDL) Confidence Level | other | requirement | 99 percent | Statistical confidence level required for MDL measurement | Minimum concentration that can be measured and reported with confidence that analyte is > 0 | high |
| #P052 | physical | operational | mandatory | Enclosed Bay Headland Ratio | other | requirement | < 75 percent | Criteria for defining an enclosed bay geographically | Ratio of narrowest distance between headlands to the greatest dimension of the enclosed portion | high |
| #P053 | chemical | treatment | mandatory | Zinc Conversion Factor (Freshwater Acute) | aquatic life | requirement | 0.978 dimensionless | Recommended factor for converting total recoverable Zinc to dissolved fraction | Freshwater environment | high |
| #P054 | chemical | reporting | mandatory | Aldrin Minimum Level (GC) | drinking water, aquatic life | requirement | 0.005 µg/L | SWRCB Minimum Levels for Pesticides and PCBs | Gas Chromatography technique | high |
| #P055 | chemical | reporting | mandatory | Phenol Minimum Level (GC) | drinking water, aquatic life | requirement | 1 µg/L | SWRCB Minimum Levels for Semi-Volatile Substances | Gas Chromatography technique | high |
| #P056 | physical | operational | mandatory | Hardness-Dependent Conversion Factor Baseline | aquatic life | requirement | 100 mg/L | Reference hardness value as calcium carbonate (CaCO3) for metal conversion factors | Applicable to Cadmium and Lead | high |
| #P057 | chemical | treatment | mandatory | Cadmium Conversion Factor (Freshwater Acute) | aquatic life | requirement | 0.944 dimensionless | EPA conversion factor for converting total recoverable metal to dissolved fraction | Based on hardness of 100 mg/l as CaCO3; Freshwater Acute criteria | high |
| #P058 | chemical | treatment | mandatory | Copper Conversion Factor (Freshwater Acute) | aquatic life | requirement | 0.960 dimensionless | EPA conversion factor for converting total recoverable metal to dissolved fraction | Freshwater Acute and Chronic criteria | high |
| #P059 | chemical | treatment | mandatory | Lead Conversion Factor (Freshwater Acute) | aquatic life | requirement | 0.791 dimensionless | EPA conversion factor for converting total recoverable metal to dissolved fraction | Based on hardness of 100 mg/l as CaCO3; Freshwater Acute and Chronic criteria | high |
| #P060 | chemical | reporting | mandatory | Benzene ML (GC) | drinking water, wastewater | requirement | 0.5 µg/L | SWRCB Minimum Level for volatile organic compound reporting | Technique: Gas Chromatography (GC) | high |
| #P061 | chemical | reporting | mandatory | Benzene ML (GCMS) | drinking water, wastewater | requirement | 2 µg/L | SWRCB Minimum Level for volatile organic compound reporting | Technique: Gas Chromatography/Mass Spectrometry (GCMS) | high |
| #P062 | chemical | reporting | mandatory | Phenol ML (Colorimetric) | drinking water, wastewater | requirement | 50 µg/L | SWRCB Minimum Level for semi-volatile organic compound reporting | Technique: Colorimetric (COLOR) | high |
| #P063 | chemical | reporting | mandatory | 1,1 Dichloroethene ML (GC) | drinking water, wastewater | requirement | 0.5 µg/L | SWRCB Minimum Level for volatile organic compound reporting | Technique: Gas Chromatography (GC) | high |
| Req ID | Category | Name | Context | Confidence |
|---|---|---|---|---|
| #D001 | Discharger | Any owner or operator of an Agricultural Operation that discharges, or threatens to discharge, wastes associated with agricultural activities into waters of the State in the San Diego ReQion. | high | |
| #D002 | Member | A DischarQer who belonQs to a Third-Party Group. | high | |
| #D003 | Agricultural Operation | Any agricultural business or trade activity, including farms, nurseries, and orchards, that produces crops with the intent to make a profit. | high | |
| #D004 | Third-Party Group | An organization approved by the San Diego Water Board to assist Dischargers in carrying out the terms and conditions of this General Order. | high | |
| #D005 | Eligibility for Coverage | Dischargers that are members of a Third-Party Group. | high | |
| #D006 | Waters of the State | Any surface water or groundwater, including saline waters, within the boundaries of the state. | high | |
| #D007 | Existing Discharger | An Existing Discharger is any owner or operator who discharges, or proposes to discharge, waste from an Agricultural Operation that was in existence on the adoption date of this General Order. | high | |
| #D008 | New Discharger | A New Discharger is any Owner or Operator who proposes a new discharge of waste from an Agricultural Operation that was not existence on the adoption date of this General Order. | high | |
| #D009 | Legally Responsible Person | For the purposes of this General Order a Legally Responsible Person is: i. Corporations: a responsible corporate officer such as a president, secretary, treasurer, or vice-president of the corporation in charge of a principal business function. ii. Partnerships and Sole Proprietors: by a general partner or proprietor, respectively. iii. Municipalities and Public Agency: by either a principal executive officer or ranking elected official. | high | |
| #D010 | Duly Authorized Representative | A person is a Duly Authorized Representative only if: i. The authorization is made in writing by a Legally Responsible Person. ii. The authorization specifies either an individual or position having responsibility for the overall operation of the Third-Party Group or Agricultural Operation, or an individual having overall responsibility for environmental matters for the ThirdParty Group or Agricultural Operation. iii. The written authorization is submitted to the San Diego Water Board. | high | |
| #D011 | Wadeable reach | A wadeable reach is defined as that which is less than one meter deep for at least 50% of its length. | high | |
| #D012 | Acute Toxicity | A measurement of the adverse effect (usually mortality) of a waste discharge or ambient water sample on a group of test organisms during a short-term exposure. | high | |
| #D013 | Areas of Special Biological Significance (ASBS) | Those areas designated by the State Water Resources Control Board (State Water Board) as ocean areas requiring protection of species or biological communities to the extent that alteration of natural water quality is undesirable. | high | |
| #D014 | Average Monthly Effluent Limitation (AMEL) | The highest allowable average of daily discharges over a calendar month, calculated as the sum of all daily discharges measured during a calendar month divided by the number of daily discharges measured during that month. | high | |
| #D015 | Average Weekly Effluent Limitation (AWEL) | The highest allowable average of daily discharges over a calendar week (Sunday through Saturday), calculated as the sum of all daily discharges measured during a calendar week divided by the number of daily discharges measured during that week. | high | |
| #D016 | Chlordane | Shall mean the sum of chlordane-alpha, chlordane-gamma, chlordene-alpha, chlordene-gamma, nonachlor-alpha, nonachlor-gamma, and oxychlordane. | high | |
| #D017 | Chronic Toxicity Tests | A measurement of the sub-lethal effects of a discharge or ambient water sample (e.g. reduced growth or reproduction). Certain chronic toxicity tests include an additional measurement of lethality. | high | |
| #D018 | Compost | Compost means the product resulting from the controlled biological decomposition of organic wastes that are source separated from the municipal solid waste stream, or which are separated at a centralized facility. Compost includes vegetable, yard, and wood wastes which are not hazardous waste. | high | |
| #D019 | Daily Discharge | Daily Discharge is defined as either: (1) the total mass of the constituent discharged over the calendar day (12:00 am through 11:59 pm) or any 24-hour period that reasonably represents a calendar day for purposes of sampling (as specified in the permit), for a constituent with limitations expressed in units of mass or; (2) the unweighted arithmetic mean measurement of the constituent over the day for a constituent with limitations expressed in other units of measurement (e.g., concentration). | high | |
| #D020 | DDT | Shall mean the sum of 4,4'DDT, 2,4'DDT, 4,4'DDE, 2,4'DDE, 4,4'DDD, and 2,4'DDD. | high | |
| #D021 | Degradation | Any measurable adverse change in water quality. | high | |
| #D022 | Detected, but Not Quantified (DNQ) | Sample results that are less than the reported Minimum Level, but greater than or equal to the laboratory's MDL. Sample results reported as DNQ are estimated concentrations. | high | |
| #D023 | Dichlorobenzenes | Shall mean the sum of 1,2- and 1,3-dichlorobenzene. | high | |
| #D024 | Dredged Material | Any material excavated or dredged from the navigable waters of the United States, including material otherwise referred to as 'spoil.' | high | |
| #D025 | Enclosed Bays | Indentations along the coast that enclose an area of oceanic water within distinct headlands or harbor works. Enclosed bays include all bays where the narrowest distance between headlands or outermost harbor works is less than 75 percent of the greatest dimension of the enclosed portion of the bay. | high | |
| #D026 | Endosulfan | The sum of endosulfan-alpha and -beta and endosulfan sulfate. | high | |
| #D027 | Estuaries and Coastal Lagoons | Estuaries and Coastal Lagoons are waters at the mouths of streams that serve as mixing zones for fresh and ocean waters during a major portion of the year. | high | |
| #D028 | Groundwater | Water in the ground that is in the zone of saturation. The upper surface of the saturate zone is called the water table. | high | |
| #D029 | Halomethanes | Halomethanes shall mean the sum of bromoform, bromomethane (methyl bromide) and chloromethane (methyl chloride). | high | |
| #D030 | Hexachlorocyclohexane (HCH) | HCH shall mean the sum of the alpha, beta, gamma (lindane) and delta isomers of hexachlorocyclohexane. | high | |
| #D031 | Impaired Water Body | A surface water body that is not attaining water quality standards and is identified on the State Water Board's Clean Water Act section 303(d) list. | high | |
| #D032 | Initial Dilution | The process that results in the rapid and irreversible turbulent mixing of wastewater with ocean water around the point of discharge. | high | |
| #D033 | Inland Surface Waters | The surface waters of the State that do not include the ocean, enclosed bays, or estuaries. | high | |
| #D034 | Instantaneous Maximum Effluent Limitation | The highest allowable value for any single grab sample or aliquot (i.e., each grab sample or aliquot is independently compared to the instantaneous maximum limitation). | high | |
| #D035 | Instantaneous Minimum Effluent Limitation | The lowest allowable value for any single grab sample or aliquot (i.e., each grab sample or aliquot is independently compared to the instantaneous minimum limitation). | high | |
| #D036 | Irrigated Lands | Land irrigated to produce crops or agricultural products for commercial purposes. Irrigated lands do not include lands used solely for grazing. | high | |
| #D037 | Irrigation Return Flow or Runoff | Surface and subsurface water which leaves the field following application of irrigation water | high | |
| #D038 | Kelp Beds | For purposes of the bacteriological standards of the Ocean Plan, are significant aggregations of marine algae of the genera Macrocystis and Nereocystis. | high | |
| #D039 | Management Practices | A practice or combination of practices that is the most effective and practicable (including technological, economic, and institutional considerations) means of controlling nonpoint pollutant sources at levels protective of water quality. | high | |
| #D040 | Mariculture | The culture of plants and animals in marine waters independent of any pollution source. | high | |
| #D041 | Maximum Daily Effluent Limitation (MDEL) | The highest allowable daily discharge of a pollutant. | high | |
| #D042 | Method Detection Limit (MDL) | The minimum concentration of a substance that can be measured and reported with 99 percent confidence that the analyte concentration is greater than zero, as defined in 40 C.F.R. part 136, Attachment B. | high | |
| #D043 | Minimum Level (ML) | The concentration at which the entire analytical system must give a recognizable signal and acceptable calibration point. | high | |
| #D044 | Monitoring | Monitoring undertaken in connection with assessing water quality conditions, and factors that may affect water quality conditions. Monitoring includes, but is not limited to, water quality monitoring undertaken in connection with agricultural activities, monitoring to identify short and long-term trends in water quality, nutrient monitoring, active inspections of operations, and management practice implementation and effectiveness monitoring. | high | |
| #D045 | Non-Irrigated Agriculture | Land that employs dryland farming techniques to produce crops or agricultural products for commercial purposes. Non-irrigated lands do not include lands used solely for grazing. | high | |
| #D046 | Non-Storm Water Discharge | Any discharge that is not composed entirely of storm water. | high | |
| #D047 | Nuisance | "Nuisance" means anything which meets all of the following requirements: (1) Is injurious to health, or is indecent or offensive to the senses, or an obstruction to the free use of property, so as to interfere with the comfortable enjoyment of life or property. (2) Affects at the same time an entire community or neighborhood, or any considerable number of persons, although the extent of the annoyance or damage inflicted upon individuals may be unequal. (3) Occurs during, or as a result of, the treatment or disposal of waste. [Water Code section 13050(m)] | high | |
| #D048 | Nutrient | Any element taken in by an organism which is essential to its growth and which is used by the organism in elaboration of its food and tissue. | high | |
| #D049 | Not Detected (ND) | Sample results less than the laboratory's MDL. | high | |
| #D050 | Ocean Waters | The territorial marine waters of the state as defined by California law to the extent these waters are outside of enclosed bays, estuaries, and coastal lagoons. | high | |
| #D051 | Off-Property Discharge | The discharge or release of waste beyond the boundaries of the agricultural operation or to water bodies that run through the agricultural operation. | high | |
| #D052 | Perched groundwater | Groundwater separated from an underlying body of groundwater by an unsaturated zone. | high | |
| #D053 | PAHs (polynuclear aromatic hydrocarbons) | The sum of acenaphthylene, anthracene, 1,2-benzanthracene, 3,4-benzofluoranthene, benzo[k]fluoranthene, 1,12-benzoperylene, benzo[a]pyrene, chrysene, dibenzo[ah]anthracene, fluorene, indeno[1,2,3-cd]pyrene, phenanthrene and pyrene. | high | |
| #D054 | PCBs (polychlorinated biphenyls) | The sum of chlorinated biphenyls whose analytical characteristics resemble those of Aroclor-1016, Aroclor-1221, Aroclor-1232, Aroclor-1242, Aroclor-1248, Aroclor-1254 and Aroclor-1260. | high | |
| #D055 | Pollutant | "Pollutant" means dredged spoil, solid waste, incinerator residue, filter backwash, sewage, garbage, sewage sludge, munitions, chemical wastes, biological materials, radioactive materials (except those regulated under the Atomic Energy Act of 1954, as amended (42 U.S.C. 2011 et seq.)), heat, wrecked or discarded equipment, rock, sand, cellar dirt and industrial, municipal, and agricultural waste discharged into water. | high | |
| #D056 | Pollutant Minimization Program (PMP) | PMP means waste minimization and pollution prevention actions that include, but are not limited to, product substitution, waste stream recycling, alternative waste management methods, and education of the public and businesses. | high | |
| #D057 | Pollution | Pollution" means an alteration of the quality of the waters of the state by waste to a degree which unreasonably affects either of the following: (A) The waters for beneficial uses. (B) Facilities which serve these beneficial uses. "Pollution" may include "contamination." [Water Code section 13050(l)]. | high | |
| #D058 | Receiving Waters | Surface water or groundwater that receives or has the potential to receive discharges of waste from agricultural operations. | high | |
| #D059 | Requirements of Applicable Water Quality Control Plans | Water quality objectives, prohibitions, total maximum daily load implementation plans, or other requirements contained in water quality control plans adopted by the San Diego Water Board or the State Water Board and approved according to applicable law. | high | |
| #D060 | Shellfish | Organisms identified by the California Department of Health Services as shellfish for public health purposes (i.e., mussels, clams and oysters). | high | |
| #D061 | Significant Difference | Defined as a statistically significant difference in the means of two distributions of sampling results at the 95 percent confidence level. | high | |
| #D062 | Six-Month Median Effluent Limitation | The highest allowable moving median of all daily discharges for any 180-day period. | high | |
| #D063 | State Water Quality Protection Areas (SWQPAs) | Non-terrestrial marine or estuarine areas designated to protect marine species or biological communities from an undesirable alteration in natural water quality. | high | |
| #D064 | Storm Water | Includes storm water runoff, snowmelt runoff, and storm water surface runoff and drainage. It excludes infiltration and runoff from agricultural land. | high | |
| #D065 | Toxicity | Refers to the toxic effect to aquatic organisms from waste contained in an ambient water quality sample. | high | |
| #D066 | Toxicity Reduction Evaluation (TRE) | A study conducted in a step-wise process designed to identify the causative agents of effluent or ambient toxicity, isolate the sources of toxicity, evaluate the effectiveness of toxicity control options, and then confirm the reduction in toxicity. | high | |
| #D067 | Waste | Includes sewage and any and all other waste substances, liquid, solid, gaseous, or radioactive, associated with human habitation, or of human or animal origin, or from any producing, manufacturing, or processing operation, including waste placed within containers of whatever nature prior to, and for purposes of, disposal as defined in Water Code section 13050(d). | high | |
| #D068 | Waste Discharges from Agricultural Operations | The discharge or release of waste to surface water or groundwater. Waste discharges to surface water include, but are not limited to, irrigation return flows, tailwater, drainage water, subsurface (tile) drains, storm water runoff flowing from irrigated lands, aerial drift, and overspraying of pesticides. | high | |
| #D069 | Water Quality Benchmark | Discharge prohibitions and narrative or numeric water quality objectives, a water quality objective established by an applicable Statewide plan or policy, criteria established by USEPA (including those in the California Toxics Rule and the applicable portions of the National Toxics Rule), and load allocations established pursuant to a total maximum daily load (TMDL) (whether established in the Basin Plan or other lawful means). | high | |
| #D070 | Water Quality Criteria | Levels of water quality required under section 303(c) of the Clean Water Act that are expected to render a body of water suitable for its designated uses. | high | |
| #D071 | Water Quality Objectives | Defined in Water Code section 13050 as 'limits or levels of water quality constituents or characteristics which are established for the reasonable protection of beneficial uses of water or the prevention of nuisance within a specified area.' | high | |
| #D072 | Water Quality Problem | Exceedance of an applicable water quality standard or a trend of degradation that may threaten applicable Basin Plan beneficial uses. | high | |
| #D073 | Water Quality Standards | Provision of state or federal law that consist of the designated beneficial uses of a waterbody, the numeric and narrative water quality criteria that are necessary to protect the uses of that particular waterbody, and an antidegradation statement. | high | |
| #D074 | Water Recycling | The treatment of wastewater to render it suitable for reuse, the transportation of treated wastewater to the place of use, and the actual use of treated wastewater for a direct beneficial use or controlled use that would not otherwise occur. | high | |
| #D075 | Waters of the State | Any surface water or groundwater, including saline waters, within the boundaries of the State. [Water Code section 13050(e)] | high | |
| #D076 | ACUTELY TOXIC CONDITIONS | as used in the context of mixing zones, refers to lethality that occurs to mobile aquatic organisms that move or drift through the mixing zone. | high | |
| #D077 | ARITHMETIC MEAN ( µ ) | also called the average, is the sum of measured values divided by the number of samples. For ambient water concentrations, the arithmetic mean is calculated as follows: Arithmetic mean = = µ Σ x / n where: Σ x is the sum of the measured ambient water concentrations, and n is the number of samples. | high | |
| #D078 | AVERAGE MONTHLY EFFLUENT LIMITATION (AMEL) | means the highest allowable average of daily pollutant discharges over a calendar month, calculated as the sum of all daily discharges measured during a calendar month divided by the number of measurements. | high | |
| #D079 | BEST MANAGEMENT PRACTICES (BMPs) | are methods, measures, or practices designed and selected to reduce or eliminate the discharge of pollutants to surface waters from point and nonpoint source discharges including storm water. BMPs include structural and non-structural controls, and operation and maintenance procedures, which can be applied before, during, and/or after pollution producing activities. | high | |
| #D080 | BIOACCUMULATIVE pollutants | are those substances taken up by an organism from its surrounding medium through gill membranes, epithelial tissue, or from food and subsequently concentrated and retained in the body of the organism. | high | |
| #D081 | BIOLOGICALLY-BASED RECEIVING WATER FLOW | refers to the method for determining receiving water flows developed by the U.S. EPA Office of Research and Development which directly uses the averaging periods and exceedance frequencies specified in the acute and chronic aquatic life criteria for individual pollutants (e.g., 1 day and 3 years for acute criteria, and 4 days and 3 years for the chronic criteria). Biologically-based flows can be calculated using the program DFLOW. | high | |
| #D082 | CARCINOGENIC pollutants | are substances that are known to cause cancer in living organisms. | high | |
| #D083 | COEFFICIENT OF VARIATION ( CV ) | is a measure of the data variability and is calculated as the estimated standard deviation divided by the arithmetic mean of the observed values. | high | |
| #D084 | COMPLETELY-MIXED DISCHARGE | condition means not more than a 5 percent difference, accounting for analytical variability, in the concentration of a pollutant exists across a transect of the water body at a point within two stream/river widths from the discharge point. | high | |
| #D085 | DILUTION CREDIT | is the amount of dilution granted to a discharge in the calculation of a water quality-based effluent limitation, based on the allowance of a specified mixing zone. It is calculated from the dilution ratio or determined through conducting a mixing zone study or modeling of the discharge and receiving water. | high | |
| #D086 | DILUTION RATIO | is the critical low flow of the upstream receiving water divided by the flow of the effluent discharged. | high | |
| #D087 | DISCHARGER-SPECIFIC WER | is a WER that is applied to individual pollutant limits in an NPDES permit issued to a particular permit holder. A discharger-specific WER applies only to the applicable limits in the discharger's permit. Discharger-specific WERs are distinguished for WERs that are developed on a waterbody or watershed basis as part of a water quality standards action resulting in adoption of an SSO. | high | |
| #D088 | DYNAMIC MODELS | used for calculating effluent limitations predict the effects of receiving water and effluent flow and of concentration variability. The outputs of dynamic models can be used to base effluent limitations on probability estimates of receiving water concentrations rather than critical conditions (which are used in the steady-state model). The three dynamic modeling techniques recommended by the U.S. EPA for calculating effluent limitations are continuous simulation, Monte Carlo simulation, and lognormal probability modeling. | high | |
| #D089 | EFFLUENT CONCENTRATION ALLOWANCE (ECA) | is a value derived from the water quality criterion/objective, dilution credit, and ambient background concentration that is used, in conjunction with the coefficient of variation for the effluent monitoring data, to calculate a longterm average (LTA) discharge concentration. The ECA has the same meaning as waste load allocation (WLA) as used in U.S. EPA guidance (Technical Support Document For Water Quality-based Toxics Control, March 1991, second printing, EPA/505/2-90-001). | high | |
| #D090 | ENCLOSED BAYS | means indentations along the coast that enclose an area of oceanic water within distinct headlands or harbor works. Enclosed bays include all bays where the narrowest distance between the headlands or outermost harbor works is less than 75 percent of the greatest dimension of the enclosed portion of the bay. Enclosed bays include, but are not limited to, Humboldt Bay, Bodega Harbor, Tomales Bay, Drake's Estero, San Francisco Bay, Morro Bay, Los Angeles-Long Beach Harbor, Upper and Lower Newport Bay, Mission Bay, and San Diego Bay. Enclosed bays do not include inland surface waters or ocean waters. | high | |
| #D091 | ESTIMATED CHEMICAL CONCENTRATION | is the estimated chemical concentration that results from the confirmed detection of the substance by the analytical method below the ML value. | high | |
| #D092 | ESTUARIES | means waters, including coastal lagoons, located at the mouths of streams that serve as areas of mixing for fresh and ocean waters. Coastal lagoons and mouths of streams that are temporarily separated from the ocean by sandbars shall be considered estuaries. Estuarine waters shall be considered to extend from a bay or the open ocean to a point upstream where there is no significant mixing of fresh water and seawater. Estuarine waters included, but are not limited to, the Sacramento-San Joaquin Delta, as defined in Water Code Section 12220, Suisun Bay, Carquinez Strait downstream to the Carquinez Bridge, and appropriate areas of the Smith, Mad, Eel, Noyo, Russian, Klamath, San Diego, and Otay rivers. Estuaries do not include inland surface waters or ocean waters. | high | |
| #D093 | EXISTING DISCHARGER | means any discharger that is not a new discharger. An existing discharger includes an 'increasing discharger' (i.e., an existing facility with treatment systems in place for its current discharge that is or will be expanding, upgrading, or modifying its existing permitted discharge after the effective date of this Policy). | high | |
| #D094 | FOUR-DAY AVERAGE OF DAILY MAXIMUM FLOWS | is the average of daily maximums taken from the data set in four-day intervals. | high | |
| #D095 | HARMONIC MEAN | flows are expressed as Qhm = (n)/( Σ n i=1 1/xi), where xi = specific data values and n = number of data values. | high | |
| #D096 | INCOMPLETELY-MIXED DISCHARGE | is a discharge that contributes to a condition that does not meet the meaning of a completely-mixed discharge condition. | high | |
| #D097 | INFEASIBLE | means not capable of being accomplished in a successful manner within a reasonable period of time, taking into account economic, environmental, legal, social, and technological factors. | high | |
| #D098 | INLAND SURFACE WATERS | are all surface waters of the State that do not include the ocean, enclosed bays, or estuaries. | high | |
| #D099 | LOAD ALLOCATION (LA) | is the portion of a receiving water's total maximum daily load that is allocated to one of its nonpoint sources of pollution or to natural background sources. | high | |
| #D100 | LONG-TERM ARITHMETIC MEAN FLOW | is at least two years of flow data used in calculating an arithmetic mean as defined in this appendix. | high | |
| #D101 | MAXIMUM DAILY FLOW | is the maximum flow sample of all samples collected in a calendar day. | high | |
| #D102 | MAXIMUM DAILY EFFLUENT LIMITATION (MDEL) | means the highest allowable daily discharge of a pollutant, over a calendar day (or 24-hour period). For pollutants with limitations expressed in units of mass, the daily discharge is calculated as the total mass of the pollutant discharged over the day. For pollutants with limitations expressed in other units of measurement, the daily discharge is calculated as the arithmetic mean measurement of the pollutant over the day. | high | |
| #D103 | MEDIAN | is the middle measurement in a set of data. The median of a set of data is found by first arranging the measurements in order of magnitude (either increasing or decreasing order). If the number of measurements ( n ) is odd, then the median = X( n +1)/2 . If n is even, then the median = (Xn/2 + X(n/2)+1)/2 (i.e., the midpoint between the n /2 and n /2+1). | high | |
| #D104 | METHOD DETECTION LIMIT (MDL) | is the minimum concentration of a substance that can be measured and reported with 99 percent confidence that the analyte concentration is greater than zero, as defined in 40 CFR 136, Appendix B, revised as of May 14, 1999. | high | |
| #D105 | MINIMUM LEVEL (ML) | is the concentration at which the entire analytical system must give a recognizable signal and acceptable calibration point. The ML is the concentration in a sample that is equivalent to the concentration of the lowest calibration standard analyzed by a specific analytical procedure, assuming that all the method specified sample weights, volumes, and processing steps have been followed. | high | |
| #D106 | MIXING ZONE | is a limited volume of receiving water that is allocated for mixing with a wastewater discharge where water quality criteria can be exceeded without causing adverse effects to the overall water body. | high | |
| #D107 | MUTAGENIC pollutants | are substances that are known to cause a mutation (i.e., change in a gene or chromosome) in living organisms. | high | |
| #D108 | MUTUAL WATER COMPANY | is defined in the Public Utilities Code, section 2725 as: 'any private corporation or association organized for the purpose of delivering water to its stockholders and members at cost, including use of works for conserving, treating and reclaiming water'. | high | |
| #D109 | NEW DISCHARGER | includes any building, structure, facility, or installation from which there is, or may be, a discharge of pollutants, the construction of which commenced after the effective date of this Policy. | high | |
| #D110 | OBJECTIONABLE BOTTOM DEPOSITS | are an accumulation of materials or substances on or near the bottom of a water body, which creates conditions that adversely impact aquatic life, human health, beneficial uses, or aesthetics. These conditions include, but are not limited to, the accumulation of pollutants in the sediments and other conditions that result in harm to benthic organisms, production of food chain organisms, or fish egg development. The presence of such deposits shall be determined by RWQCB(s) on a case-by-case basis. | high | |
| #D111 | OCEAN WATERS | are the territorial marine waters of the State as defined by California law to the extent these waters are outside of enclosed bays, estuaries, and coastal lagoons. Discharges to ocean waters are regulated in accordance with the SWRCB's California Ocean Plan. | high | |
| #D112 | PERSISTENT pollutants | are substances for which degradation or decomposition in the environment is nonexistent or very slow. | high | |
| #D113 | POLLUTANT MINIMIZATION | means waste minimization and pollution prevention actions that include, but are not limited to, product substitution, waste stream recycling, alternative waste management methods, and education of the public and businesses. | high | |
| #D114 | POLLUTION PREVENTION | means any action that causes a net reduction in the use or generation of a hazardous substance or other pollutant that is discharged into water and includes, but is not limited to, input change, operational improvement, production process change, and product reformulation (as defined in Water Code Section 13263.3). Pollution prevention does not include actions that merely shift a pollutant in wastewater from one environmental medium to another environmental medium, unless clear environmental benefits of such an approach are identified to the satisfaction of the SWRCB or RWQCB. | high | |
| #D115 | PROCESS OPTIMIZATION | means minor changes to the existing facility and treatment plant operations that optimize the effectiveness of the existing treatment processes. | high | |
| #D116 | PUBLIC ENTITY | includes the federal government or a state, county, city and county, city, district, public authority, or public agency. | high | |
| #D117 | SOURCE OF DRINKING WATER | is any water designated as municipal or domestic supply (MUN) in a RWQCB basin plan. | high | |
| #D118 | STANDARD DEVIATION ( σ ) | is a measure of variability that is calculated as follows: σ = ( ∑ [(x - µ ) 2 ]/(n - 1)) 0.5 where: x is the observed value; µ is the arithmetic mean of the observed values; and n is the number of samples. | high | |
| #D119 | TERATOGENIC pollutants | are substances that are known to cause structural abnormalities or birth defects in living organisms. | high | |
| #D120 | TOXICITY REDUVALUATION (TRE) | is a study conducted in a step-wise process designed to identify the causative agents of effluent or ambient toxicity, isolate the sources of toxicity, evaluate the effectiveness of toxicity control options, and then confirm the reduction in toxicity. The first steps of the TRE consist of the collection of data relevant to the toxicity, including additional toxicity testing, and an evaluation of facility operations and maintenance practices, and best management practices. A Toxicity Identification Evaluation (TIE) may be required as part of the TRE, if appropriate. (A TIE is a set of procedures to identify the specific chemical(s) responsible for toxicity. These procedures are performed in three phases (characterization, identification, and confirmation) using aquatic organism toxicity tests.) | high | |
| #D121 | USE ATTAINABILITY ANALYSIS | is a structured scientific assessment of the factors affecting the attainment of the use which may include physical, chemical, biological and economic factors as described in 40 CFR 131.10(g) (40 CFR 131.3, revised as of July 1, 1997). | high | |
| #D122 | WATER-EFFECT RATIO (WER) | is an appropriate measure of the toxicity of a material obtained in a site water divided by the same measure of the toxicity of the same material obtained simultaneously in a laboratory dilution water. | high | |
| #D123 | 1Q10 | is the lowest flow that occurs for one day with a statistical frequency of once every 10 years. | high | |
| #D124 | 7Q10 | is the average low flow that occurs for seven consecutive days with a statistical frequency of once every 10 years. | high | |
| #D125 | 90 th PERCENTILE OF OBSERVED DATA | is the measurement in the ordered set of data (lowest to highest) where 90 percent of the reported measurements are less than or equal to that value. | high | |
| #D126 | NTR | National Toxics Rule | high | |
| #D127 | CTR | California Toxics Rule | high | |
| #D128 | SIP | Policy for Implementation of Toxics Standards for Inland Surface Waters, Enclosed Bays, and Estuaries of California | high | |
| #D129 | RWQCB | Regional Water Quality Control Board | high | |
| #D130 | TMDL | Total Maximum Daily Load | high | |
| #D131 | basin plans | water quality control plans | high | |
| #D132 | MUN | municipal and domestic supply | high | |
| #D133 | WARM | warm freshwater habitat | high | |
| #D134 | COLD | cold freshwater habitat | high | |
| #D135 | EST | estuarine habitat | high | |
| #D136 | REC1 | water contact recreation | high | |
| #D137 | LTA | long-term average discharge condition | high | |
| #D138 | RL | Reporting Level | high | |
| #D139 | DNQ | Detected, but Not Quantified | high | |
| #D140 | ND | Not Detected | high | |
| #D141 | PMP | Pollutant Minimization Program | high | |
| #D142 | TEFs | toxic equivalency factors | high | |
| #D143 | WLAs | waste load allocations | high | |
| #D144 | TOXICITY REDUCTION EVALUATION (TRE) | is a study conducted in a step-wise process designed to identify the causative agents of effluent or ambient toxicity, isolate the sources of toxicity, evaluate the effectiveness of toxicity control options, and then confirm the reduction in toxicity. | high | |
| #D145 | CWA | federal Water Pollution Control Act (Clean Water Act) | high | |
| #D146 | USEPA | U.S. Environmental Protection Agency | high | |
| #D147 | SWRCB | State Water Resources Control Board | high | |
| #D148 | OAL | Office of Administrative Law | high | |
| #D149 | POTWs | publicly-owned treatment works | high | |
| #D150 | CEQA | California Environmental Quality Act | high | |
| #D151 | TIE | A TIE is a set of procedures to identify the specific chemical(s) responsible for toxicity. These procedures are performed in three phases (characterization, identification, and confirmation) using aquatic organism toxicity tests. | high | |
| #D152 | GC | Gas Chromatography | high | |
| #D153 | GCMS | Gas Chromatography/Mass Spectrometry | high | |
| #D154 | HRGCMS | High Resolution Gas Chromatography/Mass Spectrometry (i.e., EPA 1613, 1624, or 1625) | high | |
| #D155 | LC | High Pressure Liquid Chromatography | high | |
| #D156 | FAA | Flame Atomic Absorption | high | |
| #D157 | GFAA | Graphite Furnace Atomic Absorption | high | |
| #D158 | HYDRIDE | Gaseous Hydride Atomic Absorption | high | |
| #D159 | CVAA | Cold Vapor Atomic Absorption | high | |
| #D160 | ICP | Inductively Coupled Plasma | high | |
| #D161 | ICPMS | Inductively Coupled Plasma/Mass Spectrometry | high | |
| #D162 | SPGFAA | Stabilized Platform Graphite Furnace Atomic Absorption (i.e., EPA 200.9) | high | |
| #D163 | DCP | Direct Current Plasma | high | |
| #D164 | COLOR | Colorimetric | high | |
| #D165 | Policy | state policy for water quality control | high | |
| #D166 | Conversion Factor (CF) | The term 'Conversion Factor' represents the recommended conversion factor for converting a metal criterion expressed as the total recoverable fraction in the water column to a criterion expressed as the dissolved fraction in the water column. | high | |
| #D167 | Regional ambient monitoring | the collection of scientific information regarding water quality and impacts to beneficial uses for a specified portion of, or an entire, watershed or water body | high | |
| #D168 | Contaminant fate and transport monitoring | the gathering of scientific information regarding how a specific pollutant[s] moves through the environment and how the pollutant[s] degrades or is otherwise transformed in the environment | high | |
| #D169 | MEC | observed maximum pollutant concentration for the effluent | high | |
| #D170 | B | observed maximum ambient background concentration for the pollutant | high | |
| #D171 | C | lowest (most stringent) water quality criterion or objective for the pollutant applicable to the receiving water | high | |
| #D172 | stakeholders | persons with some interest in the watershed | high | |
| #D173 | Watershed management | an integrated holistic approach for restoring and protecting aquatic ecosystems and protecting human health in a geographic area | high | |
| #D174 | Relevant water quality impacts | those impacts which have a demonstrable relationship to the pollutant(s) of concern | high | |
| #D175 | 2,3,7,8-TCDD | 2,3,7,8-tetrachlorodibenzo-p-dioxin | high | |
| #D176 | NPDES | National Pollutant Discharge Elimination System | high | |
| #D177 | n | monthly sampling frequency of the pollutant in the effluent | high | |
| #D178 | WLA | waste load allocation | high | |
| #D179 | 2,3,7,8-CDDs | chlorinated dibenzodioxins | high | |
| #D180 | 2,3,7,8-CDFs | chlorinated dibenzofurans | high | |
| #D181 | WHO | World Health Organization | high | |
| #D182 | IL | the limitation for the internal waste stream | high | |
| #D183 | EL | the unmodified effluent limitation | high | |
| #D184 | CC | the concentration of the pollutant in the cooling water | high | |
| #D185 | CF | the cooling water flow, which is equal to the effluent flow minus the internal waste stream flow | high | |
| #D186 | IF | the internal waste stream flow | high | |
| #D187 | EF | the effluent flow | high | |
| #D188 | LAs | Load Allocations | high | |
| #D189 | SSO | site-specific objective | high | |
| #D190 | UAA | use attainability analysis | high | |
| #D191 | CSO | Combined Sewer Overflow | high | |
| #D192 | CTR criteria | for purposes of this section, exclude NTR criteria. | high |