| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|
| #Q001 | administrative | operational | mandatory | Endangered Species Act Compliance | other | The Discharger is responsible for meeting all requirements of the applicable Endangered Species Act. | Applicable Endangered Species Act conditions | high |
| #Q002 | prohibition | operational | mandatory | Unauthorized Discharge Prohibition | other | The discharge of biological and residual pesticides at a location or in a manner different from that described in this Order is prohibited. | Discharges differing from Order descriptions | high |
| #Q003 | prohibition | operational | mandatory | Unregistered Pesticide Prohibition | other | The discharge of biological pesticides and residual chemical pesticides from pesticide products that are based on active ingredients not listed in this Order or that do not have current DPR registration is prohibited. | When using products without current DPR registration or active ingredients not listed | high |
| #Q004 | operational | operational | mandatory | BMP Implementation in PAP | other | Dischargers shall implement BMPs when applying pesticides. The BMPs must be provided in the PAP, which is described in Section VIII.C. | When applying pesticides | high |
| #Q005 | reporting | reporting | mandatory | Application Schedule Availability | other | CDFA shall provide a phone number or other specific contact information to all persons who request CDFA's application schedule. CDFA shall provide the requester with the most current application schedule and inform the requester if the schedule is subject to change. | Upon request for application schedule | high |
| #Q006 | reporting | reporting | mandatory | Public Notice Requirements | other | CDFA shall notify potentially affected governmental agencies and the public as soon as a pesticide application for a project is scheduled by posting a notification on its website. | As soon as a pesticide application is scheduled | high |
| #Q007 | administrative | operational | mandatory | Pesticides Application Plan Development | other | CDFA shall develop a project- or program-specific PAP tailored to each pest control project or program. The PAP shall contain the following elements: | For each pest control project or program | high |
| #Q008 | operational | operational | mandatory | Problem Identification and Targeting | other | Identification of the Problem. Prior to the first pesticide application covered under this Order that will result in a discharge of biological and residual pesticides to waters of the U.S., and at least once each calendar year thereafter prior to the first pesticide application for that calendar year, CDFA must do the following for each pest management area: a. If applicable, establish densities for pest populations... b. Identify each target pest species... c. Identify known breeding areas... d. Analyze existing surveillance data... | Prior to first pesticide application each calendar year per pest management area | high |
| #Q009 | operational | operational | mandatory | Minimal Pesticide Use Protocol | other | If there are no alternatives to pesticides, CDFA shall use the least amount of pesticide necessary to effectively control the pest. | When no feasible alternatives to pesticide use exist | high |
| #Q010 | operational | operational | mandatory | Off-Target Spray Drift Prevention | other | CDFA must ensure that all reasonable precautions are taken to prevent off-target spray drift. Reasonable precautions include using the right spraying techniques and equipment, taking account of weather conditions and the need to protect the environment. | During all pesticide spray applications | high |
| #Q011 | administrative | operational | mandatory | PAP Major Changes Approval | other | CDFA shall submit major changes to the PAP to the Deputy Director or his/her designee for approval. | When making major changes to the Pesticides Application Plan (PAP) | high |
| #Q012 | reporting | reporting | mandatory | Pesticide Application Log Maintenance | other | CDFA shall maintain a log for each pesticide application. The application log shall contain, at a minimum, the following information: 1. Date of application; 2. Location of application; 3. Name of applicator; 4. The names of the water bodies treated impacted... 5. Application details... 6. Visual monitoring assessment; and 7. Certification that applicator(s) followed the PAP. | For each pesticide application event | high |
| #Q013 | operational | operational | mandatory | FIFRA Label and Use Permit Compliance | other | CDFA must follow all Federal Insecticide, Fungicide, and Rodenticide Act pesticide label instructions and any Use Permits issued by a county agricultural commissioner. | All pesticide applications | high |
| #Q014 | reporting | reporting | mandatory | Laboratory Identification in Reports | other | CDFA must identify laboratories that perform sample analyses in all monitoring reports submitted to the State Water Board. | When submitting monitoring reports | high |
| #Q015 | monitoring | operational | mandatory | Instrument Calibration Requirement | other | CDFA shall maintain and calibrate all monitoring and analysis instruments and devices used to fulfill the prescribed monitoring program to ensure their continued accuracy as necessary and at least yearly. | As necessary and at least yearly | high |
| #Q016 | reporting | reporting | mandatory | 24-Hour Noncompliance Notification | other | CDFA shall report to the State Water Board and the appropriate Regional Water Board any noncompliance, including any effect of a pesticide's use that is unexpected or unintended, that may endanger health or the environment. Any information shall be provided orally within 24 hours from the time CDFA becomes aware of the circumstances... | Upon becoming aware of noncompliance or unexpected adverse effects that endanger health or environment | high |
| #Q017 | reporting | reporting | mandatory | Five-Day Written Noncompliance Report | other | CDFA shall also provide a written submission within five (5) days of the time CDFA becomes aware of the noncompliance. The written submission shall contain the following information: i. Date and time CDFA contacted the State Water Board... | Within five days of becoming aware of a noncompliance event | high |
| #Q018 | corrective_action | operational | mandatory | Corrective Action Timeline | other | If CDFA determines that changes to the control measures are necessary to eliminate any situation identified in Section C.4 above, CDFA shall make such changes within 60 days. CDFA shall take the corrective action before any further discharge of the biological and residual pesticides will be allowed. | When control measure revisions are required due to unauthorized release or inadequate standards compliance | high |
| #Q019 | reporting | reporting | mandatory | Threatened Species Adverse Incident Notification | other | If CDFA becomes aware of an adverse incident to a federally-listed threatened or endangered species or its federally-designated critical habitat, that may have resulted from CDFA's pesticide application, CDFA must immediately notify the National Marine Fisheries Service in the case of an anadromous or marine species, or the U.S. Fish and Wildlife Service in the case of a terrestrial or freshwater species. | Upon awareness of an adverse incident to federally-listed species or critical habitat | high |
| #Q020 | administrative | reporting | mandatory | Change in Ownership Notification | other | In the event of any change in control or ownership of land or waste discharge facilities presently owned or controlled by CDFA, CDFA shall notify the succeeding discharger of the existence of this Order by letter, a copy of which shall be immediately forwarded to the State Water Board. | Upon change in control or ownership | high |
| #Q021 | administrative | operational | mandatory | State Water Board and EPA Inspections | other | CDFA shall allow the Regional Water Quality Control Board (Regional Water Board), State Water Resources Control Board (State Water Board), United States Environmental Protection Agency (U.S. EPA), and/or their authorized representatives... upon the presentation of credentials... to... Enter upon CDFA's premises... Have access to and copy... Inspect and photograph... Sample or monitor... | Upon presentation of credentials at reasonable times | high |
| #Q022 | monitoring | operational | mandatory | Certified Laboratory Requirement | other | All laboratory analyses shall be conducted at a laboratory certified for such analyses by the California Department of Public Health. | All monitoring and self-monitoring testing | high |
| #Q023 | monitoring | reporting | mandatory | Receiving Water Conditions Log | other | CDFA shall keep a log of the receiving water conditions through conducting the receiving water sampling, a log shall be kept of the receiving water conditions within the treatment area. Attention shall be given to the presence or absence of: 1. Floating or suspended matter; 2. Discoloration; 3. Bottom deposits; 4. Aquatic life; 5. Visible films, sheens, or coatings; 6. Fungi, slimes, or objectionable growths; and 7. Potential nuisance conditions. | During receiving water sampling events | high |
| #Q024 | reporting | reporting | mandatory | Pre-Application Agency Notification | other | CDFA shall inform the State Water Board and the appropriate Regional Water Boards 24 hours or the earliest feasible time before the start of each application. | Before the start of each application | high |
| #Q025 | reporting | reporting | mandatory | Annual Reporting Contents | other | CDFA shall include the following information in annual reports: a. An Executive Summary... b. A summary of monitoring data... c. Identification of BMPs currently in use... d. A discussion of BMP modifications addressing violations... e. A map showing the location of each application area... f. Types and amounts of pesticides used... g. Information on surface area and/or volume... h. Sampling results... i. Recommendations to improve the monitoring program... j. Pesticide Application Log. | Annual report submission | high |
| #Q026 | administrative | reporting | mandatory | Discharger Data Responsibility | drinking water, wastewater, aquatic life | 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. | high | |
| #Q027 | monitoring | operational | mandatory | Reasonable Potential Analysis | drinking water, wastewater, aquatic life | The RWQCB shall conduct the analysis in this section for each priority pollutant with an applicable criterion or objective... to determine if a water quality-based effluent limitation is required in the discharger's permit. | Excluding priority pollutants for which a TMDL has been developed | high |
| #Q028 | monitoring | reporting | mandatory | Periodic Monitoring Requirement | drinking water, wastewater, aquatic life | 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. | RWQCB may exempt low volume discharges with no significant adverse impact | high |
| #Q029 | design | treatment | mandatory | Effluent Limitation Applicability | 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. | Inaccessible final discharge point, cooling water dilution, or chemical interference | high |
| #Q030 | administrative | operational | mandatory | Site-Specific Study Plan Approval | 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. | Applies to site-specific metal translator studies | high |
| #Q031 | design | operational | mandatory | Mixing Zone Size Constraint | aquatic life, recreational water | A mixing zone shall be as small as practicable. | high | |
| #Q032 | administrative | 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 of diligent efforts to quantify pollutant levels... (b) documentation of source control... (c) a proposed schedule for future measures... and (d) demonstration that the schedule is as short as practicable. | Requested by existing discharger due to infeasibility of immediate compliance | high |
| #Q033 | reporting | reporting | mandatory | Interim Requirement 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. | When a compliance schedule exceeds one year | high |
| #Q034 | monitoring | reporting | mandatory | Self-Monitoring Program | 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 | |
| #Q035 | administrative | operational | mandatory | Laboratory Certification | other | 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. | high | |
| #Q036 | reporting | reporting | mandatory | Reporting Protocols for Low Concentrations | wastewater | The discharger shall report the results of analytical determinations... using the following reporting protocols: 1. Sample results >= RL reported as measured... 2. Results < RL but >= MDL reported as 'Detected, but Not Quantified' (DNQ)... 3. Results < MDL reported as 'Not Detected' (ND). | high | |
| #Q037 | corrective_action | treatment | mandatory | Pollutant Minimization Program (PMP) Trigger | wastewater | Dischargers shall be required to conduct a Pollutant Minimization Program (PMP) in accordance with section 2.4.5.1 when there is evidence... 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. | Evidence of pollutant presence above limit | high |
| #Q038 | monitoring | reporting | mandatory | TCDD Effluent Monitoring | wastewater | each RWQCB shall require... major and minor POTW and industrial dischargers in its region to conduct effluent monitoring for the 2,3,7,8-TCDD congeners... once during dry weather and once during wet weather. | Monitoring for 3 years for major dischargers; 1 year for minor dischargers | high |
| #Q039 | corrective_action | treatment | mandatory | Toxicity Reduction Evaluation (TRE) | aquatic life | If a discharge causes or contributes to chronic toxicity in a receiving water body, a toxicity reduction evaluation (TRE) is required. | Repeated tests reveal toxicity | high |
| #Q040 | operational | operational | mandatory | Laboratory Calibration Standard Instruction | 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. | high | |
| #Q041 | prohibition | operational | mandatory | Analytical Data Extrapolation Prohibition | wastewater | At no time is the discharger to use analytical data derived from extrapolation beyond the lowest point of the calibration curve. | high | |
| #Q042 | administrative | reporting | mandatory | RWQCB TCDD Monitoring Mandate | wastewater | Within one year of the effective date of this Policy, each RWQCB shall either (1) amend the NPDES permits, or (2) send a written request for the information pursuant to California Water Code Section 13267 or 13383, for NPDES permittees in their respective regions, requiring, for a period of three consecutive years from the date the permit is amended or the request is sent, that: (1) each major POTW and major industrial discharger monitor its effluent for the presence of the 17 congeners once during dry weather and once during wet weather each of the three years; and (2) each minor POTW and minor industrial discharger monitor its effluent for the presence of the 17 congeners once during dry weather and once during wet weather for one year during the three-year period. | Within one year of the effective date of the Policy | high |
| #Q043 | reporting | reporting | mandatory | Categorical Exception Notification | other | For each project, the discharger shall notify potentially affected public and governmental agencies. | When seeking a categorical exception for resource or pest management | high |
| #Q044 | reporting | operational | mandatory | Project Completion Restoration Certification | other | 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 granted a categorical exception | high |
| #Q045 | administrative | treatment | mandatory | Effluent Limitation Comparison Requirement | wastewater | Regardless of which method is used for deriving water quality-based effluent limitations, the calculated water quality-based effluent limitations shall be compared to the technology-based effluent limitations for the pollutant, and the most protective of the two types of limitations shall be included in the permit. | high | |
| #Q046 | operational | operational | mandatory | Site-Specific Translator Derivation Method | aquatic life | The translator shall be derived using the median of data for translation of chronic criteria and the 90th percentile of observed data for translation of acute criteria. | When developing site-specific metal or selenium translators | high |
| #Q047 | design | operational | mandatory | Site-Specific Translator Integrity Requirements | aquatic life | A site-specific translator must (1) account for spatial and/or seasonal variability in areas of the water body that are affected by the discharger's effluent and (2) protect against toxic effects during critical conditions. | During the development of a site-specific translator | high |
| #Q048 | prohibition | operational | mandatory | Mixing Zone Prohibitions | aquatic life, drinking water, recreational 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... (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. | When a RWQCB allows a mixing zone | high |
| #Q049 | operational | treatment | mandatory | Pollutant Minimization Program Action Items | wastewater | The program shall include, but not be limited to, the following actions and submittals acceptable to the RWQCB: 1. An annual review and semi-annual monitoring of potential sources... 2. Quarterly monitoring for the reportable priority pollutant(s) in the influent... 3. Submittal of a control strategy... 4. Implementation of appropriate cost-effective control measures... 5. An annual status report. | When a Pollutant Minimization Program is required | high |
| #Q050 | administrative | operational | mandatory | Categorical Exception Documentation Requirements | other | 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... (2) A time schedule; (3) A discharge and receiving water quality monitoring plan... (4) CEQA documentation; (5) Contingency plans; (6) Identification of alternate water supply (if needed); and (7) Residual waste disposal plans. | When seeking a categorical exception under section 5.3 | high |
| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Limit Type | Limit Value | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|---|---|
| #P001 | physical | unknown | mandatory | Temperature | aquatic life | requirement | > 5 ºF | The discharges shall not result in any of the following: The ambient temperature to increase more than 5ºF. | Ambient temperature increase | high |
| #P002 | chemical | unknown | mandatory | Malathion | aquatic life | MAC | 0.1 μg/L | Receiving Water Limitation: Instantaneous Maximum | high | |
| #P003 | chemical | unknown | mandatory | Acetamiprid | aquatic life | requirement | 6.6 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Insecticide Active Ingredients | high |
| #P004 | chemical | unknown | mandatory | Carbaryl | aquatic life | requirement | 2.53 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Insecticide Active Ingredients | high |
| #P005 | chemical | unknown | mandatory | Cyfluthrin | aquatic life | requirement | 0.00022 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Insecticide Active Ingredients | high |
| #P006 | chemical | unknown | mandatory | Dinotefuran | aquatic life | requirement | 79 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Insecticide Active Ingredients | high |
| #P007 | chemical | unknown | mandatory | Imidacloprid | aquatic life | requirement | 3.8 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Insecticide Active Ingredients | high |
| #P008 | chemical | unknown | mandatory | Naled | aquatic life | requirement | 0.014 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Insecticide Active Ingredients | high |
| #P009 | chemical | unknown | mandatory | Pyrethrins | aquatic life | requirement | 0.14 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Herbicide Active Ingredients | high |
| #P010 | chemical | unknown | mandatory | Clopyralid | aquatic life | requirement | 2874 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Herbicide Active Ingredients | high |
| #P011 | chemical | unknown | mandatory | Glyphosate | aquatic life | requirement | 700 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Herbicide Active Ingredients | high |
| #P012 | chemical | unknown | mandatory | Triclopyr Butoxyethyl Ester | aquatic life | requirement | 36 μg/L | Receiving Water Monitoring Triggers: Instantaneous Maximum Monitoring Trigger | Herbicide Active Ingredients | high |
| #P013 | chemical | unknown | mandatory | Clopyralid | aquatic life | requirement | 2784 μg/L | Calculated value for Instantaneous Maximum Receiving Water Monitoring Trigger for clopyralid when Transline Herbicide is used | when Transline Herbicide is used | high |
| #P014 | operational | health | mandatory | Intake flow rate reduction (Track 1) | aquatic life | requirement | >= 93 percent | Reduce intake flow rate at each unit, at a minimum, to a level commensurate with that which can be attained by a closed-cycle wet cooling system. | Compared to the unit's design intake flow rate | high |
| #P015 | design | health | mandatory | Through-screen intake velocity (Track 1) | aquatic life | requirement | <= 0.5 foot per second | The through-screen intake velocity must not exceed 0.5 foot per second. | high | |
| #P016 | design | health | mandatory | Through-screen intake velocity (Track 2) | aquatic life | requirement | <= 0.5 foot per second | For plants relying solely on reductions in velocity, monthly verification of through-screen intake velocity. | high | |
| #P017 | operational | health | mandatory | Impingement mortality reduction (Track 2) | aquatic life | requirement | >= 90 percent | A 'comparable level' is a level that achieves at least 90 percent of the reduction in impingement mortality required under Track 1. | high | |
| #P018 | operational | health | mandatory | Flow reduction (Track 2) | aquatic life | requirement | >= 93 percent | For plants relying solely on reductions in flow, recording and reporting reductions in terms of monthly flow. | As compared to the average actual flow for the corresponding months from 2000-2005 | high |
| #P019 | operational | health | mandatory | Entrainment reduction (Track 2) | aquatic life | requirement | >= 90 percent | A 'comparable level' is a level that achieves at least 90 percent of the reduction in entrainment required under Track 1. | high | |
| #P020 | design | health | mandatory | Large organism exclusion device bar distance | aquatic life | requirement | <= 9 inches | The owner or operator of an existing power plant with an offshore intake shall install large organism exclusion devices. | Offshore intake | high |
| #P021 | operational | reporting | mandatory | Baseline impingement study duration | aquatic life | requirement | >= 36 consecutive months | The study period shall be at least 36 consecutive months for baseline impingement studies. | high | |
| #P022 | operational | reporting | mandatory | Impingement sampling period | aquatic life | requirement | 24 hour | Impingement shall be measured during different seasons when the cooling system is in operation and over 24-hour sampling periods. | high | |
| #P023 | design | reporting | mandatory | Baseline entrainment mesh size | aquatic life | requirement | <= 335 microns | Samples must be collected using a mesh size no larger than 335 microns. | high | |
| #P024 | design | reporting | mandatory | Secondary entrainment mesh size | aquatic life | requirement | 200 microns | Additional samples shall also be collected using a 200 micron mesh to provide a broader characterization of other meroplankton entrained. | high | |
| #P025 | operational | reporting | mandatory | Baseline entrainment study duration | aquatic life | requirement | >= 36 consecutive months | The study period shall be at least 36 consecutive months for entrainment studies. | high | |
| #P026 | operational | operational | mandatory | Nuclear plant cost amortization period | other | requirement | 20 years | Costs of compliance in terms of total dollars and dollars per megawatt hour of electrical energy produced over an amortization period of 20 years. | Evaluation of nuclear-fueled power plant policy modification | high |
| #P027 | physical | unknown | guideline | Zooplankton size definition threshold | aquatic life | requirement | > 200 microns | Zooplankton - For purposes of this Policy, refers to those planktonic invertebrates larger than 200 microns. | high | |
| #P028 | operational | reporting | mandatory | SACCWIS meeting notice period | other | requirement | >= 10 days | Meetings shall be open to the public and shall be noticed at least 10 days in advance of the meeting. | high | |
| #P029 | operational | reporting | mandatory | Review Committee meeting notice period | other | requirement | >= 10 days | Meetings of the Review Committee shall be open to the public and shall be noticed at least 10 days in advance of the meeting. | Nuclear-fueled power plant special studies oversight | high |
| #P030 | operational | operational | mandatory | Short-term compliance date suspension duration | other | requirement | <= 90 days | The notification provided pursuant to this paragraph will suspend the final compliance date for the shorter of 90 days or the time CAISO determines necessary to maintain reliability. | Existing Power Plants Within CAISO Jurisdiction | high |
| #P031 | operational | operational | mandatory | Agency objection period for compliance suspension | other | requirement | 10 days | If the Executive Directors of the CEC and CPUC do not object in writing within 10 days to CAISO's written notification... | Suspension of Final Compliance Date | high |
| #P032 | operational | operational | mandatory | LADWP compliance suspension hearing timeline | other | requirement | 45 days | Within 45 days of receiving a written notice from LADWP, the State Water Board shall conduct a hearing... | Existing Power Plants Within LADWP Service Area | high |
| #P033 | physical | unknown | mandatory | Ambient Temperature Increase | aquatic life | requirement | <= 5 ºF | The discharges shall not result in the ambient temperature to increase more than 5ºF. | Ambient temperature increase relative to receiving water | high |
| #P034 | operational | reporting | mandatory | Oral Noncompliance Reporting Timeframe | other | requirement | 24 hours | CDFA shall report to the State Water Board any noncompliance that may endanger health or the environment orally within 24 hours. | Noncompliance awareness | high |
| #P035 | operational | reporting | mandatory | Written Noncompliance Reporting Timeframe | other | requirement | 5 days | CDFA shall provide a written submission within five days of the time CDFA becomes aware of the noncompliance. | Noncompliance awareness | high |
| #P036 | operational | operational | mandatory | Corrective Action Implementation Deadline | other | requirement | 60 days | If CDFA determines that changes to the control measures are necessary... CDFA shall make such changes within 60 days. | Identification of situation requiring revision of control measures | high |
| #P037 | operational | reporting | mandatory | Monitoring Records Retention Period | other | requirement | 3 years | CDFA shall retain records of all monitoring information for a period of at least three years from the date of the sample. | high | |
| #P038 | physical | operational | mandatory | Maximum Wind Speed for Spray Applications | other | requirement | 10 miles per hour | Do not make spray applications if wind speeds are over 10 miles per hour. | Excludes BCTV program which is limited to 5 mph | high |
| #P039 | physical | operational | mandatory | Minimum Wind Speed for Spray Applications | other | requirement | 3 miles per hour | Do not make spray applications if wind speeds are less than 3 miles per hour. | high | |
| #P040 | operational | operational | mandatory | Rain Forecast Postponement Probability | other | requirement | >= 50 percent | DO NOT make application if rain (50 percent chance or higher) is forecast 48 hours prior to an intended application. | Forecast within 48 hours of intended application | high |
| #P041 | operational | reporting | mandatory | Percentage of Application Areas Sampled | other | requirement | 10 percent | All applications at 10% of all application areas or six application areas, whichever is greater. | high | |
| #P042 | operational | operational | mandatory | Default Coefficient of Variation (CV) | drinking water, aquatic life | requirement | 0.6 dimensionless | Calculation of effluent variability multipliers | Number of data points < 10 or >= 80 percent data are not detected | high |
| #P043 | operational | operational | mandatory | Compliance Schedule - Action Completion | drinking water, aquatic life | requirement | <= 5 years | Time allowed to complete actions necessary to comply with CTR criterion-based effluent limitations | From date of permit issuance, reissuance, or modification | high |
| #P044 | operational | operational | mandatory | Compliance Schedule - TMDL Development | drinking water, aquatic life | requirement | <= 15 years | Time allowed to develop and adopt a TMDL and accompanying allocations | From the effective date of this Policy | high |
| #P045 | operational | operational | mandatory | Maximum Compliance Time - CTR Criteria | drinking water, aquatic life | requirement | <= 10 years | Maximum total time to establish and comply with CTR criterion-based effluent limitations | From the effective date of this Policy | high |
| #P046 | chemical | reporting | mandatory | Dioxin (2,3,7,8-TCDD) Monitoring Duration | drinking water, aquatic life | requirement | 3 years | Monitoring duration for 17 congeners of chlorinated dibenzodioxins and dibenzofurans | For major POTW and industrial dischargers | high |
| #P047 | physical | unknown | mandatory | Enclosed Bay Definition Ratio | aquatic life | requirement | < 75 percent | Distance between headlands or outermost harbor works relative to the greatest dimension of the enclosed portion | Criteria for classification as an enclosed bay | high |
| #P048 | chemical | operational | mandatory | Arsenic Conversion Factor - Freshwater Acute | aquatic life | requirement | 1.000 ratio | Recommended factor for converting total recoverable metal criterion to dissolved fraction | Freshwater acute criteria | high |
| #P049 | chemical | reporting | mandatory | Acrolein Minimum Level (GC) | drinking water, aquatic life | requirement | 2 ppb | Lowest quantifiable concentration for reporting and compliance determination | Gas Chromatography analytical technique | high |
| #P050 | chemical | operational | mandatory | Acute Metal Translator Statistic | aquatic life | requirement | 90 percentile | Calculation of site-specific translators for metals | Translation of acute criteria based on observed data | high |
| #P051 | chemical | operational | mandatory | Chronic Metal Translator Statistic (Median) | aquatic life | requirement | 50 percentile | Calculation of site-specific translators for metals | Translation of chronic criteria based on observed data | high |
| #P052 | operational | reporting | mandatory | Translator Study Submission Deadline | drinking water, aquatic life | requirement | <= 2 years | Discharger must submit proposed translator, data, and calculations. | Within a time period not exceeding two years from the date of issuance/reissuance of the permit | high |
| #P053 | operational | reporting | mandatory | Interim Requirement Notification Period | drinking water, aquatic life | requirement | <= 14 days | Discharger must notify the RWQCB of its compliance or noncompliance with the interim requirements. | No later than 14 days following each interim date | high |
| #P054 | operational | operational | mandatory | Interim Date Interval | drinking water, aquatic life | requirement | <= 1 year | There shall be no more than one year between interim dates in a compliance schedule. | high | |
| #P055 | operational | operational | mandatory | Maximum TMDL-derived CTR Compliance Time | drinking water, aquatic life | requirement | <= 20 years | Total time allowed to develop/adopt a TMDL and establish/comply with WLAs for a CTR criterion. | From the effective date of this Policy | high |
| #P056 | operational | health | mandatory | Fathead Minnow Chronic Toxicity Test Duration | aquatic life | requirement | 7 days | Short-term methods for estimating chronic toxicity in fresh water. | Species: Pimephales promelas | high |
| #P057 | operational | health | mandatory | Water Flea Chronic Toxicity Test Duration | aquatic life | requirement | 6 to 8 days | Short-term methods for estimating chronic toxicity in fresh water. | Species: Ceriodaphnia dubia | high |
| #P058 | operational | health | mandatory | Alga Chronic Toxicity Test Duration | aquatic life | requirement | 4 days | Short-term methods for estimating chronic toxicity in fresh water. | Species: Selenastrum capricornutum | high |
| #P059 | operational | operational | mandatory | Default Monthly Sampling Frequency (n) | drinking water, aquatic life | requirement | 4 samples per month | Used to calculate AMEL and MDEL multipliers. | If the sampling frequency is four times a month or less | high |
| #P060 | chemical | reporting | mandatory | 1,1 Dichloroethane Minimum Level (GC) | drinking water, aquatic life | requirement | 0.5 ppb | Minimum Levels for volatile substances reporting. | Gas Chromatography (GC) analytical technique | high |
| #P061 | chemical | operational | mandatory | Cadmium Conversion Factor (Freshwater Acute) | aquatic life | requirement | 0.944 ratio | Recommended factor for converting total recoverable criterion to dissolved fraction. | Based on a hardness of 100 mg/l as CaCO3 | high |
| #P062 | chemical | health | mandatory | 2,3,7,8-TetraCDD Toxic Equivalency Factor | drinking water, aquatic life | requirement | 1 ratio | Relative toxicities of congeners compared to 2,3,7,8-TCDD. | high |
| Req ID | Category | Name | Context | Confidence |
|---|---|---|---|---|
| #D001 | 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 | |
| #D002 | 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 | |
| #D003 | 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 | |
| #D004 | 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 | |
| #D005 | 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 | |
| #D006 | 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 | |
| #D007 | CARCINOGENIC | pollutants are substances that are known to cause cancer in living organisms. | high | |
| #D008 | 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 | |
| #D009 | 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 | |
| #D010 | 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 | |
| #D011 | DILUTION RATIO | is the critical low flow of the upstream receiving water divided by the flow of the effluent discharged. | high | |
| #D012 | 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 | |
| #D013 | 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 | |
| #D014 | 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 | |
| #D015 | 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 | |
| #D016 | 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 | |
| #D017 | 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 | |
| #D018 | 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 | |
| #D019 | FOUR-DAY AVERAGE OF DAILY MAXIMUM FLOWS | is the average of daily maximums taken from the data set in four-day intervals. | high | |
| #D020 | HARMONIC MEAN | flows are expressed as Qhm = (n)/(Σ ni=1 1/xi), where xi = specific data values and n = number of data values. | high | |
| #D021 | INCOMPLETELY-MIXED DISCHARGE | is a discharge that contributes to a condition that does not meet the meaning of a completely-mixed discharge condition. | high | |
| #D022 | 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 | |
| #D023 | INLAND SURFACE WATERS | are all surface waters of the State that do not include the ocean, enclosed bays, or estuaries. | high | |
| #D024 | 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 | |
| #D025 | 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 | |
| #D026 | MAXIMUM DAILY FLOW | is the maximum flow sample of all samples collected in a calendar day. | high | |
| #D027 | 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 | |
| #D028 | 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 | |
| #D029 | 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 | |
| #D030 | 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 | |
| #D031 | 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 | |
| #D032 | MUTAGENIC | pollutants are substances that are known to cause a mutation (i.e., change in a gene or chromosome) in living organisms. | high | |
| #D033 | 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 | |
| #D034 | 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 | |
| #D035 | 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 | |
| #D036 | 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 | |
| #D037 | PERSISTENT | pollutants are substances for which degradation or decomposition in the environment is nonexistent or very slow. | high | |
| #D038 | 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 | |
| #D039 | 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 | |
| #D040 | PROCESS OPTIMIZATION | means minor changes to the existing facility and treatment plant operations that optimize the effectiveness of the existing treatment processes. | high | |
| #D041 | PUBLIC ENTITY | includes the federal government or a state, county, city and county, city, district, public authority, or public agency. | high | |
| #D042 | SOURCE OF DRINKING WATER | is any water designated as municipal or domestic supply (MUN) in a RWQCB basin plan. | high | |
| #D043 | TERATOGENIC | pollutants are substances that are known to cause structural abnormalities or birth defects in living organisms. | high | |
| #D044 | 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. 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. | high | |
| #D045 | 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 | |
| #D046 | 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 | |
| #D047 | 1Q10 | is the lowest flow that occurs for one day with a statistical frequency of once every 10 years. | high | |
| #D048 | 7Q10 | is the average low flow that occurs for seven consecutive days with a statistical frequency of once every 10 years. | high | |
| #D049 | 90th 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 | |
| #D050 | 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 | |
| #D051 | Toxicity Identification Evaluation (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 | |
| #D052 | Total Maximum Daily Load (TMDL) | establishes the amount of a pollutant that may be discharged into a water body and still maintain water quality standards with seasonal variations and a margin of safety that takes into account any lack of knowledge concerning the relationship between effluent limitations and water quality. | high | |
| #D053 | Waste Load Allocation (WLA) | 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. | high | |
| #D054 | 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 | |
| #D055 | GC | Gas Chromatography | high | |
| #D056 | GCMS | Gas Chromatography/Mass Spectrometry | high | |
| #D057 | HRGCMS | High Resolution Gas Chromatography/Mass Spectrometry (i.e., EPA 1613, 1624, or 1625) | high | |
| #D058 | LC | High Pressure Liquid Chromatography | high | |
| #D059 | FAA | Flame Atomic Absorption | high | |
| #D060 | GFAA | Graphite Furnace Atomic Absorption | high | |
| #D061 | HYDRIDE | Gaseous Hydride Atomic Absorption | high | |
| #D062 | CVAA | Cold Vapor Atomic Absorption | high | |
| #D063 | ICP | Inductively Coupled Plasma | high | |
| #D064 | ICPMS | Inductively Coupled Plasma/Mass Spectrometry | high | |
| #D065 | SPGFAA | Stabilized Platform Graphite Furnace Atomic Absorption (i.e., EPA 200.9) | high | |
| #D066 | DCP | Direct Current Plasma | high | |
| #D067 | COLOR | Colorimetric | high | |
| #D068 | regional ambient monitoring | is 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 | |
| #D069 | contaminant fate and transport monitoring | is 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 | |
| #D070 | water quality standards | water quality criteria or objectives, and the beneficial uses they are intended to protect, as well as the State and federal antidegradation policies | high | |
| #D071 | water quality-limited waters | waters that do not now, or are not expected to, attain state water quality standards after implementation of technology-based effluent limitations, more stringent effluent limitations required by federal, State, or local authority, and other pollution control requirements (e.g., best management practices) required by local, State, or federal authority | high | |
| #D072 | Pollutant Minimization Program (PMP) | The goal of the PMP shall be to reduce all potential sources of a priority pollutant(s) through pollutant minimization (control) strategies, including pollution prevention measures as appropriate, to maintain the effluent concentration at or below the water quality-based effluent limitation. | high | |
| #D073 | National Toxics Rule (NTR) | priority pollutant criteria promulgated by the U.S. Environmental Protection Agency (U.S. EPA) on December 22, 1992 and amended on May 4, 1995. | high | |
| #D074 | California Toxics Rule (CTR) | priority pollutant criteria promulgated by the U.S. Environmental Protection Agency (U.S. EPA) adding Section 131.38 to 40 CFR. | high | |
| #D075 | Reporting Level (RL) | 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). | high | |
| #D076 | Detected, but Not Quantified (DNQ) | Sample results less than the RL, but greater than or equal to the laboratory's MDL. | high | |
| #D077 | Not Detected (ND) | Sample results less than the laboratory's MDL. | high | |
| #D078 | toxic equivalency factors (TEFs) | The TEFs express the relative toxicities of the congeners compared to 2,3,7,8-TCDD (whose TEF equals 1.0). | high | |
| #D079 | Discharger | Any person or entity that discharges lanthanum-modified clay to canals, ditches, lakes, ponds, reservoirs or other storage or constructed conveyance facilities that are surface waters of the United States (U.S.) for the purpose of inactivating soluble reactive phosphorus. | high | |
| #D080 | Application Area | Is the area of the treated waterbody to which lanthanum-modified clay is directly applied. | high | |
| #D081 | 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 = Σ x / n where: Σ x is the sum of the measured ambient water concentrations, and n is the number of samples. | high | |
| #D082 | 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 | |
| #D083 | 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 | |
| #D084 | Bioaccumulative | 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 | |
| #D085 | Carcinogenic | Pollutants are substances that are known to cause cancer in living organisms. | high | |
| #D086 | Coefficient of Variation (CV) | 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 | |
| #D087 | 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 | |
| #D088 | Detected, but Not Quantified (DNQ) | DNQ are those sample results less than the reporting limit (RL), but greater than or equal to the laboratory's method detection limit (MDL). Sample results reported as DNQ are estimated concentrations. | high | |
| #D089 | Effluent Concentration Allowance (ECA) | 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 long-term average (LTA) discharge concentration. The ECA has the same meaning as wasteload allocation (WLA) as used in U.S. EPA guidance ( Technical Support Document for Water Qualitybased Toxics Control , March 1991, second printing, EPA/505/2-90-001). | high | |
| #D090 | Enclosed Bays | 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. | high | |
| #D091 | Estimated Chemical Concentration | The estimated chemical concentration that results from the confirmed detection of the substance by the analytical method below the minimum level (ML) value. | high | |
| #D092 | Estuaries | 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. | high | |
| #D093 | Inland Surface Waters | All surface waters of the State of California (State) that do not include the ocean, enclosed bays, or estuaries. | high | |
| #D094 | 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 | |
| #D095 | 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 | |
| #D096 | Maximum Daily Effluent Limitation (MDEL) | 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. | high | |
| #D097 | Median | 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). | high | |
| #D098 | Method Detection Limit (MDL) | MDL is the minimum concentration of a substance that can be reported with 99 percent confidence that the measured concentration is distinguishable from method blank results, as defined in 40 Code of Federal Regulations (CFR). part 136, Attachment B. | high | |
| #D099 | Minimum Level (ML) | 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. | high | |
| #D100 | Mixing Zone | 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 waterbody. | high | |
| #D101 | Not Detected (ND) | Sample results which are less than the laboratory's MDL. | high | |
| #D102 | Persistent Pollutants | Persistent pollutants are substances for which degradation or decomposition in the environment is nonexistent or very slow. | high | |
| #D103 | 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 | |
| #D104 | Pollution Prevention | 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. | high | |
| #D105 | Reporting Level (RL) | The RL is the ML (and its associated analytical method) chosen by the Discharger for reporting and compliance determination from the MLs included in this Order, including an additional factor if applicable as discussed herein. | high | |
| #D106 | Source of Drinking Water | Any water designated as municipal or domestic supply (MUN) in the San Diego Basin Plan. | high | |
| #D107 | Standard Deviation ( σ ) | Standard Deviation 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 | |
| #D108 | Statistical Threshold Value (STV) | The STV for the bacteria water quality objectives is a set value that approximates the 90th percentile of the water quality distribution of a bacterial population. | high | |
| #D109 | Toxicity Reduction Evaluation (TRE) | 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 | |
| #D110 | Toxicity Identification Evaluation (TIE) | 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 | |
| #D111 | Bypass | the intentional diversion of waste streams from any portion of a treatment facility. | high | |
| #D112 | Severe property damage | substantial physical damage to property, damage to the treatment facilities, which causes them to become inoperable, or substantial and permanent loss of natural resources that can reasonably be expected to occur in the absence of a bypass. | high | |
| #D113 | Upset | an exceptional incident in which there is unintentional and temporary noncompliance with technology-based permit effluent limitations because of factors beyond the reasonable control of the Discharger. | high | |
| #D114 | storm water | storm water runoff, snow melt runoff, and surface runoff and drainage. | high | |
| #D115 | illicit discharge | any discharge to a storm water conveyance system that is not composed entirely of storm water except discharges pursuant to an NPDES permit and discharges resulting from firefighting activities. | high | |
| #D116 | permittee | references to the 'discharger' or 'permittee' in applicable federal and State of California (State) laws, regulations, plans, or policy are held to be equivalent to references to the Discharger herein. | high | |
| #D117 | permit | For the purposes of this Order, the term permit, general permit, and WDR, shall have the same meaning as the term Order used elsewhere in this Order. | high | |
| #D118 | general permit | For the purposes of this Order, the term permit, general permit, and WDR, shall have the same meaning as the term Order used elsewhere in this Order. | high | |
| #D119 | WDR | For the purposes of this Order, the term permit, general permit, and WDR, shall have the same meaning as the term Order used elsewhere in this Order. | high | |
| #D120 | State | State of California | high | |
| #D121 | U.S. | United States | high |