| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|
| #Q001 | administrative | operational | mandatory | ASBS Compliance Plan | wastewater, other | Each ASBS Discharger shall specifically address the prohibition of ASBS Non-Storm Water Discharges and the requirement to maintain natural water quality for industrial storm water discharges to an ASBS in an ASBS Compliance Plan to be included in the ASBS Discharger's SWPPP. | Applies to ASBS Dischargers of industrial storm water. | high |
| #Q002 | reporting | reporting | mandatory | ASBS Receiving Water Monitoring Alteration Report | wastewater, other | If the results of the receiving water monitoring described in Section F. below (Sampling and Analysis Requirements) indicate that the storm water runoff is causing or contributing to an alteration of natural ocean water quality in the ASBS, the ASBS Discharger shall submit a report to the State Water Board within 30 days of receiving the results. | If results indicate storm water runoff causes or contributes to alteration of natural ocean water quality. | high |
| #Q003 | corrective_action | operational | mandatory | ASBS Compliance Plan Revision | wastewater, other | Within 30 days of the approval of the report by the Executive Director, the ASBS Discharger shall revise its ASBS Compliance Plan to incorporate any new or modified BMPs that have been or will be implemented, the implementation schedule, and any additional monitoring required. | Following approval of a receiving water monitoring alteration report by the Executive Director. | high |
| #Q004 | monitoring | reporting | mandatory | Receiving Water Re-sampling Pre- and Post-Storm | wastewater, other | If the initial results of post-storm receiving water quality testing indicate levels higher than the 85th percentile threshold of reference water quality data and the prestorm receiving water levels, then the Discharger must re-sample the receiving water, pre- and post-storm. | If post-storm levels are higher than the 85th percentile threshold of reference water quality data and pre-storm levels. | high |
| #Q005 | administrative | operational | mandatory | Waterfront and Marine Operations Management Plan | wastewater, other | For discharges related to waterfront and marine operations, the Discharger shall develop a Waterfront and Marine Operations Management Plan (Waterfront Plan). This plan shall contain appropriate Management Measures/Practices to address nonpoint source pollutant discharges to the affected ASBS. | For discharges related to waterfront and marine operations. | high |
| #Q006 | prohibition | treatment | mandatory | Prohibition of Waste Discharges to ASBS | wastewater, other | The discharge of chlorine, soaps, petroleum, other chemical contaminants, trash, fish offal, or human sewage to ASBS is prohibited. Sinks and fish cleaning stations are point source discharges of wastes and are prohibited from discharging into ASBS. | Applies to discharges into Areas of Special Biological Significance (ASBS). | high |
| #Q007 | monitoring | reporting | mandatory | Analytical Chemistry Methods Minimum Detection Limits | wastewater, other | All constituents must be analyzed using the lowest minimum detection limits comparable to the Ocean Plan water quality objectives. For metal analysis, all samples, including storm water effluent, reference samples, and ocean receiving water samples, must be analyzed by the approved analytical method with the lowest minimum detection limits (currently Inductively Coupled Plasma/Mass Spectrometry) described in the Ocean Plan. | Applies to ASBS receiving water and reference area monitoring. | high |
| #Q008 | monitoring | reporting | mandatory | Core Discharge Monitoring Runoff Sampling Requirements | wastewater, other | Runoff must be collected during a storm event that is greater than 0.1 inch and generates runoff, and at least 72 hours from the previously measurable storm event. Runoff samples shall be collected during the same storm and at approximately the same time when post-storm receiving water is sampled, and analyzed for the same constituents as receiving water and reference site samples as described in Section I. below. | General sampling requirement for timing and storm size in the Core Discharge Monitoring Program. | high |
| #Q009 | monitoring | reporting | mandatory | Ocean Receiving Water Monitoring Frequency and Location | wastewater, other | Three times annually, during wet weather (storm events), the receiving water at the point of discharge from the outfalls described in Section H.3. above shall be sampled and analyzed for Ocean Plan Table A constituents, Table B constituents... The sample location for the ocean receiving water shall be in the surf zone at the point of discharges; this must be at the same location where storm water runoff is sampled. Receiving water shall be sampled prior to (pre-storm), and during (or immediately after) the same storm (post-storm). | For ASBS Dischargers electing an individual monitoring program. | high |
| #Q010 | monitoring | reporting | mandatory | Subtidal Sediment Sampling | wastewater, other | Sediment sampling shall occur at least three times during every five (5) year period. The subtidal sediment (sand or finer, if present) at the discharge shall be sampled and analyzed for Ocean Plan Table B constituents (provided at the end of this Attachment) for marine aquatic life, DDT, PCBs, PAHs, pyrethroids, and OP pesticides. | For ASBS Dischargers electing an individual monitoring program. | high |
| #Q011 | monitoring | reporting | mandatory | Intertidal Benthic Marine Life Survey | wastewater, other | A quantitative survey of intertidal benthic marine life shall be performed at the discharge and at a reference site. The survey shall be performed at least once every five (5) year period. | For ASBS Dischargers electing an individual monitoring program. | high |
| #Q012 | monitoring | reporting | mandatory | Bioaccumulation Study | wastewater, other | Once during each five (5) year period, a bioaccumulation study shall be conducted to determine the concentrations of metals and synthetic organic pollutants at representative discharge sites and at representative reference sites. | For ASBS Dischargers electing an individual monitoring program. | high |
| #Q013 | monitoring | reporting | mandatory | Marine Debris Quantitative Observations | wastewater, other | Marine Debris: Representative quantitative observations for trash by type and source shall be performed along the coast of the ASBS within the influence of the ASBS Discharger's outfalls. | For ASBS Dischargers electing an individual monitoring program. | high |
| #Q014 | monitoring | reporting | mandatory | Sample Analysis Laboratory Handling | wastewater, other | The testing laboratory should receive samples within 48 hours of the physical sampling (unless otherwise required by the laboratory). The Discharger may either deliver the samples to the laboratory, arrange for the laboratory to pick up the samples, or overnight ship the samples to the laboratory. All sample analysis shall be done in accordance with 40 Code of Federal Regulations part 136. | Samples for pH have a holding time of 15 minutes. | high |
| #Q015 | monitoring | operational | mandatory | Qualified Combined Samples Handling | wastewater, other | Qualified Combined Samples shall be combined by the laboratory and not by the Discharger. Sample bottles must be appropriately labeled to instruct the laboratory on which samples to combine. | When combining samples. | high |
| #Q016 | prohibition | reporting | mandatory | Prohibition of Automatic Samplers for Oil and Grease | wastewater, other | The Discharger is prohibited from using an automatic sampling device for Oil and Grease, unless the automatic sampling device is specifically designed to sample for Oil and Grease. | When collecting storm water samples. | high |
| #Q017 | administrative | reporting | mandatory | Chain of Custody Documentation | wastewater, other | Complete a Chain of Custody form for each set of samples. The Chain of Custody form shall include the Discharger's name, address, and phone number, identification of each sample container and sample collection point, person collecting the samples, the date and time each sample container was filled, and the analysis that is required for each sample container. | Upon shipping/delivering sample containers. | high |
| #Q018 | monitoring | operational | mandatory | Sample Preservation and Equipment Calibration | wastewater, other | All sampling and sample preservation shall be in accordance with 40 Code of Federal Regulations part 136 and the current edition of 'Standard Methods for the Examination of Water and Wastewater' (American Public Health Association). All monitoring instruments and equipment (including Discharger field instruments for measuring pH or specific conductance if identified as an additional sampling parameter) shall be calibrated and maintained in accordance with manufacturers' specifications to ensure accurate measurements. | For all storm water sampling operations. | high |
| #Q019 | administrative | reporting | mandatory | No Exposure Certification (NEC) Application and Renewal | wastewater, other | A Discharger must electronically certify and submit NEC Permit Registration Documents (PRDs) via State Water Resources Control Board's (State Water Board's) Storm Water Multi-Application and Report Tracking System (SMARTS) to obtain NEC coverage... The Discharger must annually electronically re-certify the NEC via SMARTS to confirm that the conditions of 'no exposure' are being maintained. | To obtain and maintain NEC conditional exclusion coverage. | high |
| #Q020 | administrative | reporting | mandatory | Loss of NEC Coverage - Return to NOI | wastewater, other | If conditions change resulting in the exposure of materials and activities to storm water, the Discharger must electronically certify and submit PRDs via SMARTS for Notice of Intent (NOI) coverage under the General Permit for Storm Water Discharges Associated with Industrial Activities (General Permit). | If conditions change and no-exposure status is lost. | high |
| #Q021 | monitoring | operational | mandatory | Outdoor Container Inspection for NEC | wastewater, other | All outdoor containers shall be inspected to ensure they are not open, deteriorated, or leaking. When an outdoor container is observed as opened, deteriorated, or leaking, the container must immediately be closed, replaced, or sheltered. | When maintaining No Exposure conditional status. | high |
| #Q022 | administrative | reporting | mandatory | No Exposure Checklist Requirement | wastewater, other | An NEC Checklist must be prepared by the Discharger demonstrating that: (1) the facility has been evaluated, (2) none of the following materials or activities are, or will be in the foreseeable future, exposed to precipitation, and (3) all unauthorized NSWDs have been eliminated... | Required documentation when applying for NEC coverage. | high |
| #Q023 | administrative | reporting | mandatory | Notice of Intent Submission | wastewater | Any person proposing to discharge industrial storm water runoff from a boatyard or a boat maintenance and repair facility located adjacent to a surface water in the San Diego Region shall submit a completed Notice of Intent (NOI) Form (Attachment G) with filing fee for coverage under this General Order and obtain authorization from the San Diego Water Board prior to discharging industrial storm water runoff. | Applicable to any person proposing to discharge industrial storm water runoff from a boatyard adjacent to surface water. | high |
| #Q024 | prohibition | treatment | mandatory | Prohibited Waste Discharges | wastewater | The dumping, deposition or discharge of the following wastes from land, docks, or boats directly into receiving waters, or adjacent to such waters in any manner that may allow its being transported into the waters is prohibited: 1. Paint chips; 2. Blasting materials; 3. Paint overspray; 4. Paint spills; 5. Water contaminated with abrasive blast materials, paint, oils, fuels, lubricants, solvents, or petroleum; 6. Hydro-blast water; 7. Tank cleaning water used to remove sludge and/or dirt; 8. Clarified water from oil and water separators, except for storm water discharges treated by an oil and water separator and reported by the Discharger to the San Diego Water Board; 9. Steam cleaning water; 10. Pipe and tank hydrostatic test water; 11. Saltbox water; 12. Hydraulic oil leaks and spills; 13. Fuel leaks and spills; 14. Trash; 15. Refuse and rubbish... 16. Fiberglass dust; 17. Swept materials; 18. Ship repair and maintenance activity debris; 19. Waste zinc plates; 20. Marine fouling organisms except the discharge of marine fouling organism removed from unpainted, uncoated surfaces by underwater operations; 21. Demineralizer and reverse osmosis brine; 22. Oily bilge water; 23. Materials of petroleum origin in sufficient quantities to be visible; and 24. Polychlorinated biphenyl compounds. | Always prohibited from land, docks, or boats directly into receiving waters or adjacent areas. | high |
| #Q025 | prohibition | treatment | mandatory | First Flush Discharge Prohibition | wastewater | The discharge of the first flush of storm water from each storm (first 0.25 inches of rainfall) from maintenance and repair areas, storage areas, or other onsite locations where industrial activity may occur (including floating drydocks, if any) is prohibited. | Applies to maintenance, repair, and storage areas during any storm event. | high |
| #Q026 | operational | treatment | mandatory | Floating Drydock Deck Cleaning | wastewater | Prior to submergence, or flooding, the entire area of the floating drydock deck shall be cleaned by scraping, broom cleaning, and power and pressure washing or other effective best management practices (BMPs) as soon as practical. | Required before every submergence or flooding event of a floating drydock. | high |
| #Q027 | corrective_action | operational | mandatory | Level 1 NAL Exceedance Response Actions | wastewater | In the event that sampling results indicate that an Instantaneous Maximum or Annual Average NAL is exceeded, the Discharger shall immediately have Level 1 status for any and all parameters exceeded. Within 60 days of obtaining Level 1 status the Discharger shall: Evaluate industrial pollutant sources and the SWPPP; Implement additional BMPs and SWPPP implementation measures as soon as practicable; Revise the SWPPP... but no later than October 1 of the following reporting year; Submit by August 1... an NAL Level 1 Exceedance Report. | Triggered by any exceedance of an Instantaneous Maximum or Annual Average NAL. | high |
| #Q028 | administrative | operational | mandatory | SWPPP Development and Submission | wastewater | The Discharger shall develop, implement, and maintain a Storm Water Pollution Prevention Plan (SWPPP) consistent with the requirements of Attachment J of this General Order. ... A completed copy of the SWPPP shall be submitted to the San Diego Water Board within 90 days of the effective date for this General Order or of submission of an NOA. | All boatyards and boat maintenance and repair facilities under the order (unless NEC qualified). | high |
| #Q029 | operational | operational | mandatory | Vessel Owner/Operator Notifications | wastewater | The Discharger shall develop and implement a method of notifying the owner/operator of each vessel at the Dischargers leasehold of their obligation to prevent the discharge of waste and to comply with Basin Plan Prohibitions regarding the discharge of sewage from vessels... The Discharger shall have a method of enforcing these requirements as well as the prohibitions listed below: [List of sewage discharge prohibitions for San Diego Bay, Mission Bay, Oceanside Harbor, and Dana Point Harbor]. | Ongoing requirement for boatyard operators regarding vessel owners at their leasehold. | high |
| #Q030 | reporting | reporting | mandatory | NEC Annual Recertification | wastewater | By August 1 of each reporting year beginning in 2020, any Discharger who has previously registered for NEC coverage shall annually submit and certify an NEC Annual Certification Report prepared and certified by a California licensed professional engineer... demonstrating that the facility has been evaluated, and that none of the Industrial Materials or Activities described above are... exposed to precipitation. | Applicable to facilities under No Exposure Certification coverage. | high |
| #Q031 | reporting | reporting | mandatory | Annual Boatyard Checklist Submission | wastewater | The Discharger shall complete and submit the Annual Boatyard Checklist (Attachment I) to the San Diego Water Board annually on August 1. The certification statement shall be signed by an authorized person as required in Standard Provisions (Attachment D), section V.B. | Submitted annually by August 1. | high |
| #Q032 | administrative | reporting | mandatory | Onsite Permit Maintenance | other | A copy of this General Order and the NOA shall be maintained onsite at the facility, and shall be available to San Diego Water Board, State Water Board, and USEPA personnel and/or their authorized representative at all times. | Standard operational requirement for all facilities. | high |
| #Q033 | operational | operational | mandatory | Flow Meter Calibration | other | All flow measurement devices shall be calibrated at least once per year, or more frequently, to ensure continued accuracy of the devices (i.e., no more than 12 months between calibrations for the flow measurement devises). | Applicable to all monitoring instruments and devices. | high |
| #Q034 | administrative | reporting | mandatory | Hazardous Material Usage Records | other | The Discharger shall maintain records of the hazardous materials used at its Facility over the previous 5-year period and make these records available to the San Diego Water Board upon request. | Applicable to all facility operations. | high |
| #Q035 | reporting | reporting | mandatory | Drydock Flooding Notification | other | The Discharger shall provide written notification to the San Diego Water Board 48 hours prior to flooding of its floating drydock. | Applies prior to any flooding of a floating drydock. | high |
| #Q036 | monitoring | operational | mandatory | Drydock Condition Documentation | other | The Discharger shall document the condition of its floating drydock prior to each flooding. The conditions shall be digitally documented either by video or photographs. | Required documentation for each flooding event. | high |
| #Q037 | corrective_action | operational | mandatory | Level 2 NAL Response Actions | wastewater | As soon as practicable after obtaining Level 2 status, the Discharger shall evaluate industrial pollutant sources and the SWPPP to identify locations and install structural and/or treatment control BMPs as necessary to prevent or reduce industrial pollutants in industrial storm water discharges in compliance with BAT/BCT. | Triggered when a Discharger in Level 1 status exceeds an NAL in a subsequent year. | high |
| #Q038 | administrative | reporting | mandatory | Ownership Transfer Notice | other | The enrolled Discharger must submit an NOT to the San Diego Water Board in the event of any change in control or ownership of land or waste discharge facilities presently owned or controlled by the enrolled Discharger. | Change of ownership or facility control. | high |
| #Q039 | monitoring | operational | mandatory | Laboratory Quality Assurance Plan | other | The Discharger shall have, and implement, an acceptable written quality assurance (QA) plan for laboratory analyses. | Required for all regulated monitoring activities. | high |
| #Q040 | monitoring | operational | mandatory | Weekly BMP Inspections | wastewater | The Discharger shall conduct BMP Inspections of all work areas within its Facility for the proper implementation of BMPs and the presence of unauthorized non-storm water discharges to waters of the United States... on a weekly basis all year round. | Ongoing operational requirement for all facilities. | high |
| #Q041 | reporting | reporting | mandatory | Electronic SMR Submission | other | The Discharger shall electronically submit SMRs using the State Water Board's California Integrated Water Quality System (CIWQS) Program website. | Standard reporting requirement for all monitoring periods. | high |
| #Q042 | administrative | reporting | mandatory | Notice of Termination Submittal | other | The Discharger shall submit a completed Notice of Termination (NOT) form (Attachment H) to the San Diego Water Board when coverage under this General Order is no longer required. | When facility ownership changes, operations cease, or alternative permit coverage is obtained. | high |
| #Q043 | design | operational | mandatory | Climate Change Protection | other | All waste and storm water treatment, containment and disposal facilities shall be protected against regional impacts due to climate change including but not limited to sea level rise, coastal water surges, changes in receiving water chemistry and the gradual warming of water body temperatures. | Applicable to all treatment, containment, and disposal facilities. | high |
| #Q044 | monitoring | reporting | mandatory | Toxicity Laboratory SOP Submission | other | SOPs used by the toxicity testing laboratory to identify and report valid, invalid, anomalous, or inconclusive effluent (and receiving water) toxicity test measurement results from the TST statistical approach, including those that incorporate a consideration of concentration-response patterns, must be submitted to the San Diego Water Board. | Regarding whole effluent toxicity (WET) testing compliance. | high |
| #Q045 | operational | operational | mandatory | Maintenance Area Isolation | wastewater | Appropriate means, such as but not limited to berms, shall be used to isolate the Facility's maintenance/repair area(s) to prevent storm water run-on from commingling with the industrial storm water discharge from the maintenance/repair area, and to prevent storm water runoff to offsite areas. | Applicable to all facility maintenance/repair areas. | high |
| #Q046 | prohibition | treatment | mandatory | Recycled Industrial Storm Water Discharge Prohibition | wastewater | If a Discharger reuses or recycles stored or contained industrial storm water in processing activities (e.g., hydrowashing vessels, general vessel washdown, etc.), then the reused/recycled water shall be considered industrial process water and is prohibited from discharge to waters of the United States and/or State under this General Order. | When storm water is reused or recycled in industrial processes. | high |
| #Q047 | administrative | reporting | mandatory | NOA Modification Request Procedure | other | The request for NOA modification shall include 'Request for NOA Amendment' in the subject line; the Waste Discharge Identification Number (WDID) assigned to the Discharger in the original NOA; the name and address of the Discharger; the name and address of the facility; and all of the information the Discharger believes is necessary for the San Diego Water Board to evaluate the request for modification; and shall be signed and certified by the Discharger in accordance with the signatory requirements in section V.B of the Standard Provisions (Attachment D) of this General Order. | When a Discharger submits a written request for modification of an NOA to the San Diego Water Board. | high |
| #Q048 | operational | treatment | mandatory | Solids Removal and Disposal Approval | wastewater | Collected screenings, sludges, and other solids removed from liquid wastes, shall be disposed in a manner approved by the San Diego Water Board. | Applicable to all solids removed from liquid wastes. | high |
| #Q049 | monitoring | operational | mandatory | Night-time Drydock Flooding Documentation | other | If flooding is to occur at night, video or photographs shall be taken during daylight hours as close to the flooding event as possible. | When a floating drydock is to be flooded at night. | high |
| #Q050 | corrective_action | operational | mandatory | Accelerated TRE Implementation | wastewater | If the accelerated toxicity tests results in 'Fail' and the percent effect is greater than or equal to 50%, the Discharger shall immediately implement the TRE Process conditions set forth below. | Triggered if accelerated toxicity testing results in failure and a percent effect greater than or equal to 50%. | high |
| #Q051 | reporting | reporting | mandatory | Unanticipated Bypass Notification | wastewater | The Discharger shall submit notice of an unanticipated bypass as required in Standard Provisions - Reporting V.E below (24-hour notice). | Occurrence of an unanticipated bypass. | high |
| #Q052 | operational | operational | mandatory | SWPPP Amendment Trigger | wastewater | The Discharger shall amend its SWPPP in accordance with 40 CFR 125.100 through 125.104 whenever there is a change in facility/leasehold/work area design, construction, operation, or maintenance, which materially affects the potential for discharge of toxic and hazardous pollutant to surface waters. | Change in facility/leasehold/work area design, construction, operation, or maintenance affecting discharge potential. | high |
| #Q053 | reporting | reporting | mandatory | NAL Level 1 Exceedance Report Submission | wastewater | Submit by August 1 of the following reporting year, an NAL Level 1 Exceedance Report which includes the following items for each constituent that exceeded an NAL Annual Average: i. A summary of the Level 1 evaluation required in section VI.B.2.a; ii. A description and implementation schedule for additional BMPs and SWPPP revisions... iii. A certification that all industrial pollutant sources have been evaluated... | Triggered by an exceedance of an Instantaneous Maximum or Annual Average NAL for a parameter. | high |
| #Q054 | administrative | operational | mandatory | Initial Investigation TRE Work Plan Submission | other | The Discharger shall prepare and submit a copy of the Discharger's Initial Investigation TRE Work Plan to the San Diego Water Board within 90 days of the effective date of this General Order. | All dischargers enrolling under the General Order (excluding those with NEC coverage). | high |
| #Q055 | administrative | reporting | mandatory | Receiving Water and Sediment Monitoring Plan Submission | other | The Discharger shall prepare and submit a Water and Sediment Monitoring Plan to assess compliance with Receiving Water Limitations of this General Order. The Water and Sediment Monitoring Plan shall be submitted within 12 months of the effective date of this General Order. | Category 1 Dischargers. | high |
| #Q056 | administrative | reporting | mandatory | Existing Boatyard NOI Submission Deadline | other | Existing Boatyards shall submit a complete NOI Form (Attachment G) no later than February 6, 2020 or else risk losing permit coverage. | Boatyards currently enrolled under General Order No. R9-2013-0026. | high |
| #Q057 | prohibition | treatment | mandatory | Floating Drydock Ballast Impurities Prohibition | wastewater, aquatic life | If a floating drydock is used, any discharge other than receiving water in the floating drydock ballast tank discharge or in flood water is prohibited. The discharge of sediment, chlorine, biocides, or other maintenance byproducts from the floating drydock ballast tanks or in the flood water is prohibited. | If a floating drydock is used. | high |
| #Q058 | design | treatment | mandatory | Waste Management System Design for Marine Life | aquatic life | Waste management systems must be designed and operated in a manner that will maintain the indigenous marine life and a healthy and diverse marine community. | Applicable to all regulated discharges. | high |
| #Q059 | design | operational | mandatory | BMP Design Storm Frequency Standard | wastewater | All treatment BMPs for any pollutant shall be designed for no less than a 5-year frequency, 24-hour storm event. | Design requirement for all treatment BMPs. | high |
| #Q060 | monitoring | operational | mandatory | Species Sensitivity Rescreening Frequency | aquatic life | Species sensitivity rescreening is required every 24 months. The Discharger shall rescreen with the marine vertebrate species, a marine invertebrate species, and the alga species previously referenced, and continue to monitor with the most sensitive species. | Ongoing requirement for toxicity monitoring. | high |
| #Q061 | reporting | reporting | mandatory | CEDEN Monitoring Results Upload | other | The Discharger shall upload receiving water and sediment monitoring results to CEDEN no later than 90 days after the completion of monitoring. | Completion of Category 1 receiving water and sediment monitoring. | high |
| #Q062 | monitoring | operational | mandatory | Monthly Containment Area Visual Observations | wastewater | Monthly, the Discharger shall visually observe storm water storage and containment areas to detect leaks and ensure appropriate maintenance. | Monthly frequency. | high |
| #Q063 | reporting | operational | mandatory | Floating Drydock Ballast Tank Integrity Certification | other | If the Discharger installs a new floating drydock at the Facility, the Discharger shall submit United States Navy and ASTM reports certifying the integrity of the floating drydock ballast tanks annually, in accordance with Table E-6 of this MRP. | If a new floating drydock is installed. | high |
| #Q064 | reporting | reporting | mandatory | SMR Cover Letter Requirements | other | The Discharger shall attach a cover letter to the SMR. The information contained in the cover letter shall clearly identify violations of the WDRs; discuss corrective actions taken or planned; and the proposed time schedule for corrective actions. | With every Self-Monitoring Report submission. | high |
| #Q065 | administrative | reporting | mandatory | NEC Evaluation Records Retention | other | Inspect and evaluate the facility annually to determine that storm water exposed to industrial materials or equipment has not and will not be discharged to waters of the United States. Evaluation records shall be maintained for five (5) years. | Applicable to Dischargers with NEC coverage. | high |
| #Q066 | administrative | reporting | mandatory | Succeeding Owner NOI Requirement | other | The new succeeding owner or operator must submit an NOI application of enrollment under this General Order and obtain authorization from the San Diego Water Board. | Upon change in control or ownership of land or waste discharge facilities. | high |
| #Q067 | monitoring | operational | mandatory | Recording Storm Events Without Discharge | wastewater | The Discharger shall record all storm events that that do not produce a discharge to surface water. | Applicable to all dischargers during the wet season. | high |
| #Q068 | monitoring | operational | mandatory | Observation of Stored Storm Water Discharge | wastewater | The Discharger shall visually observe the discharge of stored or contained storm water at the time of discharge to surface waters. | When stored/contained storm water is released. | high |
| #Q069 | administrative | reporting | mandatory | Category 2 Engineering Report | wastewater | Category 2 Dischargers must submit an engineering report certifying that the facility is engineered and constructed to only discharge industrial storm water from a 5-year frequency, 24-hour storm event or larger to waters of the United States. | Required for facilities seeking Category 2 classification unless previously submitted and approved. | high |
| #Q070 | monitoring | reporting | mandatory | Alternative QSE Sampling Protocol | wastewater | If a sample is not collected from the first QSE, the Discharger shall collect samples from two other qualifying storm events and shall explain in the Annual Storm Water Monitoring Report why the first qualifying storm event was not sampled. | If the first qualifying storm event of the season is not sampled. | high |
| #Q071 | corrective_action | operational | mandatory | Duty to Mitigate Noncompliance | other | The Discharger shall take all reasonable steps to minimize or correct any adverse impact on the environment resulting from noncompliance with this General Order or the NOA, including such accelerated or additional monitoring as may be necessary to determine the nature, and effect of the noncomplying discharge. | Following any instance of noncompliance. | high |
| #Q072 | operational | treatment | mandatory | Vessel General Permit BMP Incorporation | other | The Discharger shall incorporate applicable BMPs from USEPA's Vessel General Permit for Discharges Incidental to the Normal Operation of Vessels (Vessel General Permit or VGP), effective December 19, 2013, into the SWPPP. | Applicable to the SWPPP for facilities with floating drydocks or vessel cooling water discharges. | high |
| #Q073 | reporting | reporting | mandatory | Accelerated Monitoring Notification | wastewater | Once the Discharger becomes aware of [a Fail and >= 50% effect chronic toxicity result], the Discharger shall notify the San Diego Water Board and implement an accelerated monitoring schedule within seven calendar days of the receipt of the result. | Upon awareness of a toxicity test failure meeting the threshold. | high |
| Req ID | Category | Intent | Legal Status | Name | Subdomain(s) | Limit Type | Limit Value | Context | Conditions | Confidence |
|---|---|---|---|---|---|---|---|---|---|---|
| #P001 | physical | operational | guideline | pH | wastewater, other | requirement | < 6.0 or > 9.0 pH units | Instantaneous Maximum NAL | Instantaneous maximum exceedance occurs when two or more analytical results from samples taken for any single parameter within a reporting year are outside of the instantaneous maximum NAL range. | high |
| #P002 | physical | operational | guideline | Suspended Solids (TSS), Total | wastewater | requirement | 100 mg/L | Annual NAL | Average of all analytical results from all samples taken at a facility during a reporting year | high |
| #P003 | physical | operational | guideline | Suspended Solids (TSS), Total | wastewater | requirement | 400 mg/L | Instantaneous Maximum NAL | Exceedance occurs when two or more analytical results exceed this value within a reporting year | high |
| #P004 | chemical | operational | guideline | Oil & Grease (O&G), Total | wastewater | requirement | 15 mg/L | Annual NAL | Average of all analytical results from all samples taken at a facility during a reporting year | high |
| #P005 | chemical | operational | guideline | Oil & Grease (O&G), Total | wastewater | requirement | 25 mg/L | Instantaneous Maximum NAL | Exceedance occurs when two or more analytical results exceed this value within a reporting year | high |
| #P006 | chemical | operational | guideline | Zinc, Total (H) | wastewater | requirement | 0.26 mg/L | Annual NAL | Hardness dependent. NAL is the highest value used by U.S. EPA based on their hardness table in the 2008 MSGP. | high |
| #P007 | chemical | operational | guideline | Copper, Total (H) | wastewater | requirement | 0.0332 mg/L | Annual NAL | Hardness dependent | high |
| #P008 | chemical | operational | guideline | Cyanide, Total | wastewater | requirement | 0.022 mg/L | Annual NAL | high | |
| #P009 | chemical | operational | guideline | Lead, Total (H) | wastewater | requirement | 0.262 mg/L | Annual NAL | Hardness dependent | high |
| #P010 | chemical | operational | guideline | Chemical Oxygen Demand (COD) | wastewater | requirement | 120 mg/L | Annual NAL | high | |
| #P011 | chemical | operational | guideline | Aluminum, Total | wastewater | requirement | 0.75 mg/L | Annual NAL | high | |
| #P012 | chemical | operational | guideline | Iron, Total | wastewater | requirement | 1.0 mg/L | Annual NAL | high | |
| #P013 | chemical | operational | guideline | Nitrate + Nitrite Nitrogen | wastewater | requirement | 0.68 mg/L as N | Annual NAL | high | |
| #P014 | chemical | operational | guideline | Total Phosphorus | wastewater | requirement | 2.0 mg/L as P | Annual NAL | high | |
| #P015 | chemical | operational | guideline | Ammonia (as N) | wastewater | requirement | 2.14 mg/L | Annual NAL | high | |
| #P016 | chemical | operational | guideline | Magnesium, total | wastewater | requirement | 0.064 mg/L | Annual NAL | high | |
| #P017 | chemical | operational | guideline | Arsenic, Total (c) | wastewater | requirement | 0.15 mg/L | Annual NAL | high | |
| #P018 | chemical | operational | guideline | Cadmium, Total (H) | wastewater | requirement | 0.0053 mg/L | Annual NAL | Hardness dependent | high |
| #P019 | chemical | operational | guideline | Nickel, Total (H) | wastewater | requirement | 1.02 mg/l | Annual NAL | Hardness dependent | high |
| #P020 | chemical | operational | guideline | Mercury, Total | wastewater | requirement | 0.0014 mg/L | Annual NAL | high | |
| #P021 | chemical | operational | guideline | Selenium, Total | wastewater | requirement | 0.005 mg/L | Annual NAL | high | |
| #P022 | chemical | operational | guideline | Silver, Total (H) | wastewater | requirement | 0.0183 mg/L | Annual NAL | Hardness dependent | high |
| #P023 | chemical | operational | guideline | Biochemical Oxygen Demand (BOD) | wastewater | requirement | 30 mg/L | Annual NAL | high | |
| #P024 | physical | operational | mandatory | Plastic Materials mesh screen | wastewater | requirement | 1 mm | Containment systems at each on-site storm drain discharge location down gradient of areas containing plastic material. The containment system shall be designed to trap all particles retained by a 1mm mesh screen | Plastics Facilities that handle Plastic Materials | high |
| #P025 | design | treatment | mandatory | maximum flow rate of runoff | wastewater | requirement | >= 0.2 inches per hour | Flow-based BMPs: The Discharger shall calculate the flow needed to be treated using one of the following methods: The maximum flow rate of runoff produced from a rainfall intensity of at least 0.2 inches per hour for each hour of a storm event | Treatment Control BMPs | high |
| #P026 | physical | operational | mandatory | pH (Non-Storm Water Action Level) | aquatic life, recreational water | requirement | 6.0 to 9.0 pH units | Non-Storm Water Action Levels for Discharges from MS4s to Bays, Harbors, and Lagoons/Estuaries | Within limit of 6.0 to 9.0 at all times | high |
| #P027 | microbiological | health | mandatory | Total Coliform AMAL (Non-Storm Water Action Level) | recreational water | requirement | 1000 MPN/100 ml | Non-Storm Water Action Levels for Discharges from MS4s to Ocean Surf Zone | Total coliform density NAL is 1,000 MPN/100 ml when the fecal/total coliform ratio exceeds 0.1. | high |
| #P028 | physical | operational | mandatory | Turbidity (Storm Water Action Level) | aquatic life, other | requirement | 126 NTU | Storm Water Action Levels for Discharges from MS4s to Receiving Waters | Applicable to storm water discharges | high |
| #P029 | chemical | health | mandatory | Diazinon Acute Receiving Water Limitation | aquatic life | MAC | 0.08 µg/L | Final Receiving Water Limitations Expressed as Concentrations in Chollas Creek | Exposure Duration: Acute | high |
| #P030 | chemical | operational | mandatory | Dissolved Copper Annual Load Effluent Limitation | aquatic life | requirement | 30 kg/yr | Final Effluent Limitations as Expressed as Annual Loads in MS4 Discharges to Shelter Island Yacht Basin | high | |
| #P031 | design | operational | mandatory | Post-project Runoff Condition Hydromodification Threshold | aquatic life, other | requirement | <= 10 percent | Priority Development Project onsite BMPs to manage hydromodification | Post-project runoff conditions (flow rates and durations) must not exceed pre-development runoff conditions by more than 10 percent | high |
| #P032 | design | treatment | mandatory | Design Rainfall Intensity for Flow-thru BMPs | other | requirement | 0.2 inch of rainfall per hour | Sizing for flow-thru treatment control BMPs | Maximum flow rate of runoff produced from a rainfall intensity of 0.2 inch of rainfall per hour, for each hour of a storm event | high |
| #P033 | microbiological | health | mandatory | Fecal Coliform AMAL | recreational water | requirement | 200 MPN/100 ml | Non-Storm Water Action Level for Discharges to Ocean Surf Zone | Fecal coliform density NAL is 200 MPN per 100 ml during any 30 day period | high |
| #P034 | chemical | health | mandatory | Dissolved Oxygen (WARM) | aquatic life | requirement | >= 5.0 mg/L | Non-Storm Water Action Level for Discharges to Inland Surface Waters | Applicable in WARM waters | high |
| #P035 | chemical | health | mandatory | Total Nitrogen | aquatic life | requirement | 1.0 mg/L | Non-Storm Water Action Level (MDAL) for Discharges to Inland Surface Waters | Basis: Basin Plan water quality objective | high |
| #P036 | chemical | health | mandatory | Nitrate & Nitrite (Total) | aquatic life | requirement | 2.6 mg/L | Storm Water Action Level for Discharges to Receiving Waters | Applicable to MS4 storm water discharges | high |
| #P037 | chemical | health | mandatory | Phosphorus (Total P) | aquatic life | requirement | 1.46 mg/L | Storm Water Action Level for Discharges to Receiving Waters | Applicable to MS4 storm water discharges | high |
| #P038 | design | operational | mandatory | Priority Development Project Threshold (New Development) | other | requirement | >= 10000 square feet | Definition of Priority Development Project | New development projects that create 10,000 square feet or more of impervious surfaces (collectively over the entire project site) | high |
| #P039 | microbiological | health | mandatory | Enterococci (Ocean Surf Zone) - AMAL | recreational water | requirement | 35 MPN/100 ml | Non-Storm Water Action Levels for Discharges from MS4s to Ocean Surf Zone | Dry weather AMAL (Average Monthly Action Level) | high |
| #P040 | microbiological | health | mandatory | Enterococci (Ocean Surf Zone) - Instantaneous Maximum | recreational water | requirement | 104 MPN/100 ml | Non-Storm Water Action Levels for Discharges from MS4s to Ocean Surf Zone | Set to the Basin Plan water quality objective for saltwater 'designated beach areas.' | high |
| #P041 | physical | aesthetic | mandatory | Turbidity (Bays/Harbors/Lagoons) - AMAL | aquatic life, recreational water | requirement | 75 NTU | Non-Storm Water Action Levels for Discharges from MS4s to Bays, Harbors, and Lagoons/Estuaries | Dry weather conditions | high |
| #P042 | physical | aesthetic | mandatory | Turbidity (Bays/Harbors/Lagoons) - Instantaneous Maximum | aquatic life, recreational water | requirement | 225 NTU | Non-Storm Water Action Levels for Discharges from MS4s to Bays, Harbors, and Lagoons/Estuaries | Dry weather conditions | high |
| #P043 | chemical | health | mandatory | Cadmium (Saltwater) - MDAL | aquatic life | requirement | 16 μg/L | Non-Storm Water Action Levels for Priority Pollutants | Basis: Saltwater (CTR) | high |
| #P044 | chemical | health | mandatory | Copper (Saltwater) - MDAL | aquatic life | requirement | 5.8 μg/L | Non-Storm Water Action Levels for Priority Pollutants | Basis: Saltwater (CTR) | high |
| #P045 | chemical | health | mandatory | Lead (Saltwater) - MDAL | aquatic life | requirement | 14 μg/L | Non-Storm Water Action Levels for Priority Pollutants | Basis: Saltwater (CTR) | high |
| #P046 | chemical | health | mandatory | Zinc (Saltwater) - MDAL | aquatic life | requirement | 95 μg/L | Non-Storm Water Action Levels for Priority Pollutants | Basis: Saltwater (CTR) | high |
| #P047 | chemical | aesthetic | mandatory | MBAS (Inland Surface Waters) | aquatic life | requirement | 0.5 mg/L | Non-Storm Water Action Levels for Discharges to Inland Surface Waters | MDAL - maximum daily action level | high |
| #P048 | chemical | health | mandatory | Iron (Inland Surface Waters) | aquatic life | requirement | 0.3 mg/L | Non-Storm Water Action Levels for Discharges to Inland Surface Waters | MDAL - maximum daily action level | high |
| #P049 | chemical | health | mandatory | Manganese (Inland Surface Waters) | aquatic life | requirement | 0.05 mg/L | Non-Storm Water Action Levels for Discharges to Inland Surface Waters | MDAL - maximum daily action level | high |
| #P050 | chemical | health | mandatory | Cadmium (Storm Water) | aquatic life | requirement | 3 μg/L | Storm Water Action Levels for Discharges from MS4s to Receiving Waters | Total Cd; based on hardness | high |
| #P051 | chemical | health | mandatory | Copper (Storm Water) | aquatic life | requirement | 127 μg/L | Storm Water Action Levels for Discharges from MS4s to Receiving Waters | Total Cu; based on hardness | high |
| #P052 | chemical | health | mandatory | Lead (Storm Water) | aquatic life | requirement | 250 μg/L | Storm Water Action Levels for Discharges from MS4s to Receiving Waters | Total Pb; based on hardness | high |
| #P053 | chemical | health | mandatory | Zinc (Storm Water) | aquatic life | requirement | 976 μg/L | Storm Water Action Levels for Discharges from MS4s to Receiving Waters | Total Zn; based on hardness | high |
| #P054 | chemical | health | mandatory | Nitrate (as N) - Rainbow Creek | aquatic life, drinking water | requirement | 10 mg/L | Final Receiving Water Limitations Expressed as Concentrations in Rainbow Creek | Total Maximum Daily Loads for Total Nitrogen and Total Phosphorus in Rainbow Creek Watershed | high |
| #P055 | chemical | health | mandatory | Total Nitrogen - Rainbow Creek | aquatic life | requirement | 1 mg/L | Final Receiving Water Limitations Expressed as Concentrations in Rainbow Creek | high | |
| #P056 | chemical | health | mandatory | Total Phosphorus - Rainbow Creek | aquatic life | requirement | 0.1 mg/L | Final Receiving Water Limitations Expressed as Concentrations in Rainbow Creek | high | |
| #P057 | microbiological | health | mandatory | Chronic Toxicity (Industrial Storm Water) | wastewater | MAC | Pass and/or < 50% Effect Pass/Fail and %Effect | Maximum Daily Effluent Limitation | Chronic toxicity MDEL is exceeded when a toxicity test results in a 'Fail' and the percent effect is greater than or equal to 50% | high |
| #P058 | chemical | operational | mandatory | Oil and Grease (Ballast and Flood Water) | wastewater | requirement | 25 (AMEL), 40 (Weekly), 75 (Inst Max) mg/L | Effluent Limitations for Discharges of Ballast and Flood Water | Applicable to floating drydock discharges to San Diego Bay | high |
| #P059 | physical | operational | mandatory | Settleable Solids (Ballast and Flood Water) | wastewater | requirement | 1.0 (AMEL), 1.5 (Weekly), 3.0 (Inst Max) ml/L | Effluent Limitations for Discharges of Ballast and Flood Water | Applicable to floating drydock discharges to San Diego Bay | high |
| #P060 | physical | operational | mandatory | Total Suspended Solids (Ballast and Flood Water) | wastewater | requirement | 60 mg/L | Average Monthly Effluent Limitation | Applicable to floating drydock discharges to San Diego Bay | high |
| #P061 | physical | aesthetic | mandatory | Turbidity (Ballast and Flood Water) | wastewater | requirement | 75 (AMEL), 100 (Weekly), 225 (Inst Max) NTU | Effluent Limitations for Discharges of Ballast and Flood Water | Applicable to floating drydock discharges to San Diego Bay | high |
| #P062 | physical | operational | mandatory | pH (Ballast and Flood Water) | wastewater | requirement | 6.0 - 9.0 Standard Units | Instantaneous Minimum and Maximum Effluent Limitation | Applicable to floating drydock discharges to San Diego Bay | high |
| #P063 | physical | operational | mandatory | Temperature (Ballast and Flood Water) | wastewater | requirement | <= 20 degrees Fahrenheit | Discharge temperature relative to receiving water | Discharges shall not be greater than 20°F over the natural temperature of the receiving water at any time. | high |
| #P064 | chemical | operational | guideline | Zinc, Total Recoverable (NAL) | wastewater | requirement | 0.26 mg/L | Annual Average Numeric Action Level (NAL) | Based on hardness table in 2008 MSGP; highest value used | high |
| #P065 | chemical | operational | guideline | Copper, Total Recoverable (NAL) | wastewater | requirement | 0.0332 mg/L | Annual Average Numeric Action Level (NAL) | Based on hardness table in 2008 MSGP | high |
| #P066 | chemical | operational | guideline | Lead, Total Recoverable (NAL) | wastewater | requirement | 0.262 mg/L | Annual Average Numeric Action Level (NAL) | Based on hardness table in 2008 MSGP | high |
| #P067 | operational | treatment | mandatory | First Flush Rainfall Depth | wastewater | requirement | 0.25 inches | Prohibition of first flush discharge from maintenance and repair areas. | Applies to the first 0.25 inches of rainfall from each storm. | high |
| #P068 | microbiological | health | mandatory | E. coli REC-1 (Low Salinity) | recreational water | MAC | 100 CFU/100 mL | Receiving water limitation for bays and estuaries. | Salinity <= 1 ppt 95% of the time; six-week rolling geometric mean. | high |
| #P069 | microbiological | health | mandatory | Enterococci REC-1 (High Salinity) | recreational water | MAC | 30 CFU/100 mL | Receiving water limitation for bays and estuaries. | Salinity > 1 ppt 5% of the time; six-week rolling geometric mean. | high |
| #P070 | microbiological | health | mandatory | Total Coliform (Shellfish Harvesting) | agricultural water | MAC | 70 organisms/100 mL | Receiving water limitation for shellfish harvesting areas. | Median concentration throughout the water column for any 30-day period. | high |
| #P071 | microbiological | health | mandatory | E. coli (Whole Fish Handling) | other | MAC | 7 organisms/mL | Receiving water limitation for San Diego Bay fish handling areas. | Density shall not be exceeded in more than 20% of any 20 daily consecutive samples. | high |
| #P072 | chemical | health | mandatory | Dissolved Oxygen Minimum | aquatic life | MAC | 5.0 mg/L | Receiving water limitation for bays and estuaries. | Shall not at any time be less than 5.0 mg/L. | high |
| #P073 | physical | health | mandatory | pH Range (Receiving Water) | aquatic life | MAC | 7.0 - 9.0 pH units | Receiving water limitation for bays and estuaries. | Must not be depressed below 7.0 nor raised above 9.0. | high |
| #P074 | chemical | health | mandatory | Un-ionized Ammonia (NH3) | aquatic life | MAC | 0.025 mg/l (as N) | Receiving water limitation for bays and estuaries. | Discharge shall not cause concentrations to exceed this level. | high |
| #P075 | physical | operational | mandatory | Drydock Effluent Temperature Difference | wastewater | requirement | 20 degrees Fahrenheit | Ballast and flood water temperature relative to receiving water. | Discharges shall not be greater than 20°F over the natural temperature of the receiving water. | high |
| #P076 | physical | operational | guideline | pH (Numeric Action Level) | wastewater | requirement | < 6.0 or > 9.0 pH units | Instantaneous Maximum NAL for industrial storm water discharges | Exceedance occurs when two or more analytical results from samples taken within the reporting year are outside the range. | high |
| #P077 | physical | operational | guideline | Total Suspended Solids (NAL) | wastewater | requirement | 100 (Annual), 400 (Instantaneous Max) mg/L | Numeric Action Level for industrial storm water | Instantaneous maximum exceedance occurs when two or more samples exceed the value in a reporting year. | high |
| #P078 | chemical | operational | guideline | Total Oil & Grease (NAL) | wastewater | requirement | 15 (Annual), 25 (Instantaneous Max) mg/L | Numeric Action Level for industrial storm water | Instantaneous maximum exceedance occurs when two or more samples exceed the value in a reporting year. | high |
| #P079 | microbiological | health | mandatory | Chronic Toxicity (Ballast and Flood Water) | wastewater | MAC | Pass and/or <50% Effect Pass/Fail and %Effect | Maximum Daily Effluent Limitation for drydock discharges to San Diego Bay | Exceeded when a toxicity test results in a 'Fail' and the percent effect is >= 50%. | high |
| #P080 | microbiological | health | mandatory | Total Coliform density (Ocean - 30-day Geometric Mean) | recreational water | MAC | 1000 per 100 ml | Ocean water bacterial objective within 1,000 feet of shoreline | Based on the geometric mean of the five most recent samples. | high |
| #P081 | microbiological | health | mandatory | Fecal Coliform density (Ocean - 30-day Geometric Mean) | recreational water | MAC | 200 per 100 ml | Ocean water bacterial objective within 1,000 feet of shoreline | Based on the geometric mean of the five most recent samples. | high |
| #P082 | microbiological | health | mandatory | Enterococcus density (Ocean - 30-day Geometric Mean) | recreational water | MAC | 35 per 100 ml | Ocean water bacterial objective within 1,000 feet of shoreline | Based on the geometric mean of the five most recent samples. | high |
| #P083 | physical | aesthetic | mandatory | Transparency of Waters (Lagoons/Estuaries) | aquatic life | requirement | >= 50 percent of the depth | Physical characteristics for lagoon and estuary receiving waters | Except where lesser transparency is caused by rainfall runoff from undisturbed areas or approved dredging. | high |
| #P084 | physical | aesthetic | mandatory | Transparency of Bay Waters (San Diego Bay) | aquatic life | requirement | >= 8 feet | Bay water limitation influence by controllable factors | Shall not be less than 8 feet in more than 20 percent of readings in any zone. | high |
| #P085 | chemical | reporting | mandatory | Toxic Pollutant Notification Level (Routine) | other | requirement | 100 µg/L | Notification requirement for toxic pollutants not limited in the permit | Applies to routine or frequent discharge. | high |
| Req ID | Category | Name | Context | Confidence |
|---|---|---|---|---|
| #D001 | 40 CFR | Code of Federal Regulations, title 40 | high | |
| #D002 | AMEL | Average Monthly Effluent Limitation | high | |
| #D003 | BAT | Best Available Technology | high | |
| #D004 | BMPs | Best Management Practices | high | |
| #D005 | CEQA | California Environmental Quality Act | high | |
| #D006 | CWA | Clean Water Act | high | |
| #D007 | NPDES | National Pollutant Discharge Elimination System | high | |
| #D008 | QSE | Qualifying Storm Events | high | |
| #D009 | Acute Toxicity | The ability of a substance to cause severe biological harm or death soon after a single exposure or dose. The term acute toxicity also encompasses any poisonous effect resulting from a single short-term exposure to a toxic substance. | high | |
| #D010 | 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 | |
| #D011 | Best Management Practices (BMPs) | Schedules of activities, prohibitions of practices, maintenance procedures, and other management practices to prevent or reduce the pollution of waters of the United States. BMPs also include treatment requirements, operating procedures, and practices to control plant site runoff, spillage or leaks, sludge or waste disposal, or drainage from raw material storage. | high | |
| #D012 | First Flush | Storm water runoff that occurs between the time a storm event begins and when a minimum of 0.25 inches of precipitation has been collected in a rain gauge or equivalent measurement device at a location on the site which is representative of precipitation at the site. A storm event is a period of rainfall that is preceded by at least seven days without rainfall. | high | |
| #D013 | Grab Sample | An individual sample of at least 100 milliliters collected at a randomly selected time over a period not exceeding 15 minutes. The sample is taken from a waste stream on a one-time basis without consideration of the flow rate of the waste stream and without consideration of time of day. | high | |
| #D014 | Industrial Storm Water | Storm water which has the potential to come in contact with areas used for manufacturing, processing, or raw materials storage at an industrial facility. | high | |
| #D015 | Qualifying Storm Events (QSEs) | A qualifying storm event occurs when sufficient precipitation generates runoff from the Facility that is discharged into the receiving water and is preceded by at least 48 hours with no discharge from any drainage area. | high | |
| #D016 | No Exposure | all Industrial Materials and Activities are protected by a stormresistant shelter to prevent exposure to rain, snow, snowmelt, and/or runoff. | high | |
| #D017 | Industrial Materials and Activities | includes, but is not limited to, material handling activities or equipment, industrial machinery, raw materials, intermediate products, by-products, final products, or waste products. | high | |
| #D018 | Waters of the United States | Generally refers to surface waters, as defined for the purposes of the federal Clean Water Act (CWA). For the purpose of this Or er, the terms 'surface water' an 'receiving water' are interchangeably use to mean 'waters of the Unite States' unless note otherwise. | high | |
| #D019 | Material Handling Activities | includes the storage, loading and unloading, transportation, or conveyance of any raw material, intermediate product, final product, or waste product. | high | |
| #D020 | Sealed | banded or otherwise secured, but without operational taps or valves. | high | |
| #D021 | Storm-Resistant Shelters | includes completely roofed and walled buildings or structures. They also include structures with only a top cover supported by permanent supports but with no side coverings, provided material within the structure is not subject to wind dispersion (sawdust, powders, etc.), track-out, and there is no storm water discharged from within the structure that has come into contact with any materials. | high | |
| #D022 | 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 | |
| #D023 | Beneficial Uses | The Beneficial Uses of waters of the State may be protected against quality degradation include, but are not limited to, domestic, municipal, agricultural and industrial supply; power generation; recreation; aesthetic enjoyment; navigation; and preservation and enhancement of fish, wildlife, and other aquatic resources or preserves. | high | |
| #D024 | Best Conventional Pollutant Control Technology (BCT) | The control from existing industrial point sources of conventional pollutants including BOD, TSS, fecal coliform, pH, and oil and grease. The BCT standard is established after considering the 'cost reasonableness' of the relationship between the cost of attaining a re uction in effluent discharge and the benefits that would result, and also the cost effectiveness of additional industrial treatment beyond best practicable treatment control technology (BPT). | high | |
| #D025 | Best practicable treatment control technology (BPT) | The average of the best performance by plants within an industrial category or subcategory. BPT standards apply to toxic, conventional, and non-conventional pollutants. | high | |
| #D026 | Best Professional Judgment (BPJ) | The method used by permit writers to develop technology-based NPDES permit conditions on a case-by-case basis using all reasonably available and relevant data. | high | |
| #D027 | 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 | |
| #D028 | Industrial Storm Water | Storm water which has the potential to come in contact with areas used for manufacturing, processing, or raw materials storage at an industrial facility. The term includes, but is not limited to, storm water discharges from industrial plant yards; immediate access roads and rail lines used or traveled by carriers of raw materials; manufactured products, waste material, or by-products used or created by the facility; material handling sites; refuse sites; sites used for the application or disposal of process wastewaters (as defined at 40 CFR section 401); sites used for the storage and maintenance of material handling equipment; sites used for residual treatment, storage, or disposal; shipping and receiving areas; manufacturing buildings; storage areas (including tank farms) for raw materials, and intermediate and finished products; and areas where industrial activity has taken place in the past and significant materials remain and are exposed to storm water. Material handling activities include the: storage, loading and unloading, transportation, or conveyance of any raw material, intermediate product, finished product, by-product, or waste product. The term excludes areas located on facility lands separate from the facility's industrial activities, such as office buildings and accompanying parking lots as long as the drainage from the excluded areas is not mixed with storm water drained from the above described areas. | high | |
| #D029 | Method Detection Limit (MDL) | 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 in 40 CFR part 136, Appendix B. | high | |
| #D030 | 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, assuming that all the method specified sample weights, volumes, and processing steps have been followed. | high | |
| #D031 | Nuisance | Water Code section 13050, subdivision (m), defines nuisance as 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 wastes. | high | |
| #D032 | 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 General Order, including an additional factor if applicable as discussed herein. The MLs included in this General Order correspond to approved analytical methods for reporting a sample result that are selected by the San Diego Water Board from Appendix 2 of the Ocean Plan, Appendix 4 of the SIP in accordance with section 2.4.2 of the SIP, or established in accordance with section 2.4.3 of the SIP. | high | |
| #D033 | Test of Significant Toxicity (TST) | Test of Significant Toxicity (TST) is a statistical approach used to analyze toxicity test data. The TST incorporates a restate null hypothesis, Welch's t-test, and biological effect thresholds for chronic and acute toxicity. | high | |
| #D034 | Water Quality Control Plan | There are two types of water quality control plans - Basin Plans and Statewide Plans. Regional Boards adopt Basin Plans for each region based upon surface water hydrologic basin boundaries... A water quality control plan consists of a designation or establishment for the waters within a specified area of (1) beneficial uses to be protected, (2) water quality objectives, and (3) a program of implementation needed for achieving water quality objectives [Water Code section 13050(j)]. | high | |
| #D035 | Water Quality Objectives | Numerical or narrative limits on constituents or characteristics of water designed to protect designated beneficial uses of the water. [Water Code section 13050(h)]. California's water quality objectives are established by the State and Regional Water Boards in the Water Quality Control Plans | high | |
| #D036 | Water Quality Standards | Provisions of State or federal law which consist of a designated use or uses for waters of the United States and water quality criteria for such waters based upon such uses. Water quality standards are to protect the public health or welfare, enhance the quality of water and serve the purposes of the Clean Water Act [40 CFR section 131.3(i)]. | high | |
| #D037 | Basin Plan | Water Quality Control Plan for the San Diego Basin | high | |
| #D038 | CBOD 5 | Carbonaceous Biochemical Oxygen Demand (5-Day at 20 o C) | high | |
| #D039 | CCR | California Code of Regulations | high | |
| #D040 | CIWQS | California Integrated Water Quality System | high | |
| #D041 | CV | Coefficient of Variation | high | |
| #D042 | DNQ | Detected, but Not Quantified | high | |
| #D043 | Anti-Backsliding | Provisions in the Clean Water Act (CWA) and United States Environmental Protection Agency regulations [CWA part 303 (d) (4); CWA part 402 (c); CFR section 122.44 (1)] that require a reissued permit to be as stringent as the previous permit with some exceptions. | high | |
| #D044 | Antidegradation | Policies which ensure protection of water quality for a particular body where the water quality exceeds levels necessary to protect fish and wildlife propagation and recreation on and in the water. This also includes special protection of waters designated as outstanding natural resource waters. Antidegradation plans are adopted by the State to minimize adverse effects on water. | high | |
| #D045 | Bioaccumulative Pollutants | 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 | |
| #D046 | Biochemical Oxygen Demand (BOD) | A measurement of the amount of oxygen utilized by the decomposition of organic material, over a specified time period (usually 5 days) in a wastewater sample; it is used as a measurement of the readily decomposable organic content of a wastewater. | high | |
| #D047 | Composite Sample | Sample composed of two or more discrete samples of at least 100 milliliters collected at periodic intervals during the operating hours of a facility over a 24-hour period. The aggregate sample will reflect the average water quality covering the compositing or sample period. | high | |
| #D048 | Conventional Pollutants | Pollutants typical of municipal sewage, and for which municipal secondary treatment plants are typically designed; defined at 40 CFR section 401.16 as BOD, TSS, fecal coliform bacteria, oil and grease, and pH. | high | |
| #D049 | 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 | |
| #D050 | Whole Effluent Toxicity (WET) | The aggregate toxic effect of an effluent measured directly by a chronic or acute toxicity tes | high | |
| #D051 | CTR | California Toxics Rule | high | |
| #D052 | IWC | In-Stream Waste Concentration | high | |
| #D053 | ND | Not Detected | high | |
| #D054 | NOI | Notice of Intent | high | |
| #D055 | NTR | National Toxics Rule | high | |
| #D056 | SIP | State Implementation Policy | high | |
| #D057 | TMDL | Total Maximum Daily Load | high | |
| #D058 | TRE | Toxicity Reduction Evaluation | high | |
| #D059 | USEPA | U.S. Environmental Protection Agency | high | |
| #D060 | Arithmetic Mean ( ) | 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 = = x / n where: x is the sum of the measured ambient water concentrations, and n is the number of samples. | high | |
| #D061 | Best Available Technology Economically Achievable (BAT) | The best existing performance of treatment technologies that are economically achievable within an industrial point source category. BAT standards apply to toxic and non-conventional pollutants. | high | |
| #D062 | Carcinogenic | Pollutants are substances that are known to cause cancer in living organisms. | high | |
| #D063 | Chlordane | Chlordane shall mean the sum of chlordane-alpha, chlordane-gamma, chlordane-alpha, chlordane-gamma, nonachlor-alpha, nonachlor-gamma, and oxychlordane. | high | |
| #D064 | Chronic Toxicity | This parameter shall be used to measure the acceptability of waters for supporting a healthy marine biota until improved methods are developed to evaluate biological response. | high | |
| #D065 | 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 | |
| #D066 | Certifying Official | All applications must be signed as follows: For a corporation: By a responsible corporate officer... For a partnership or sole proprietorship: By a general partner or the proprietor, respectively; or For a municipality, state, federal, or other public agency: By either a principal executive officer or ranking elected official. | high | |
| #D067 | Degrade (Degradation) | Degradation shall be determined by comparison of the waste field and reference site(s) for characteristic species diversity, population density, contamination, growth anomalies, debility, or supplanting of normal species by undesirable plant and animal species. | high | |
| #D068 | Dilution Credit | 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. | high | |
| #D069 | 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. | high | |
| #D070 | Effluent Limitation | Any restriction imposed by an Order on quantities, discharge rates, and concentrations of pollutants that are discharged from point sources into waters of the United States, the waters of the contiguous zone, or the ocean. | high | |
| #D071 | 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 | |
| #D072 | Endosulfan | The sum of endosulfan-alpha and -beta and endosulfan sulfate. | high | |
| #D073 | Estuaries | Estuaries means waters, including coastal lagoons, located at the mouths of streams that serve as areas of mixing for fresh and ocean waters. | high | |
| #D074 | Halomethanes | The sum of bromoform, bromomethane (methyl bromide) and chloromethane (methyl chloride). | high | |
| #D075 | Hexachlorocyclohexane (HCH) | The sum of the alpha, beta, gamma (lindane) and delta isomers of HCH. | high | |
| #D076 | Impervious Factor | Impervious factor is calculated by the following equation: Impervious factor = (square feet of impervious surface within the facility) / (total square feet of the facility) | high | |
| #D077 | Impervious Surface | Areas that are covered by impenetrable materials such as asphalt, concrete, brick, stone and rooftops. | high | |
| #D078 | Inland Surface Waters | All surface waters of the state that do not include the ocean, enclosed bays, or estuaries. | high | |
| #D079 | 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 | |
| #D080 | 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 | |
| #D081 | 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 | |
| #D082 | 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 water body. | high | |
| #D083 | Natural Light | Reduction of natural light may be determined by the San Diego Water Board by measurement of light transmissivity or total irradiance, or both, according to the monitoring needs of the San Diego Water Board. | high | |
| #D084 | Persistent Pollutants | Persistent pollutants are substances for which degradation or decomposition in the environment is nonexistent or very slow. | high | |
| #D085 | 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 (as defined in Water Code section 13263.3). | high | |
| #D086 | Polychlorinated biphenyls (PCBs) | The sum of chlorinated biphenyls whose analytical characteristics resemble those of Aroclor 1016, Aroclor-1221, Aroclor-1232, Aroclor-1242, Aroclor-1248, Arolclor-1254, and Arcolor 1260. | high | |
| #D087 | Polynuclear Aromatic Hydrocarbons (PAHs) | 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 | |
| #D088 | Storm Event | A storm event is a period of rainfall of at least 0.25 inches of rain that is preceded by at least seven days without rainfall. | high | |
| #D089 | Storm Water | Storm water runoff, snowmelt runoff, and storm water surface runoff and drainage. | high | |
| #D090 | Source of Drinking Water | Any water designated as municipal or domestic supply (MUN) in a San Diego Water Board Basin Plan. | high | |
| #D091 | Standard Deviation ( ) | Standard Deviation is a measure of variability that is calculated as follows: = ( [(x - ) 2 ]/(n - 1)) 0.5 where: x is the observed value; is the arithmetic mean of the observed values; and n is the number of samples. | high | |
| #D092 | 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 | |
| #D093 | 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 | |
| #D094 | Technology-Based Effluent Limit | A permit limit for a pollutant that is based on the capability of a treatment method to reduce the pollutant to a certain concentration. | high | |
| #D095 | Toxicity | The aggregate toxic effect of a waste discharge measured directly by a chronic or acute toxicity test. This aggregate effect is frequently referre to as 'whole effluent toxicity'. | high | |
| #D096 | Toxic Pollutant | Pollutants or combinations of pollutants, including disease-causing agents, which after discharge and upon exposure, ingestion, inhalation or assimilation into any organism... cause death, disease, behavioral abnormalities, cancer, genetic mutations, physiological malfunctions, (including malfunctions in reproduction) or physical deformations, in such organisms or their offspring. | high | |
| #D097 | TCDD equivalents | TCDD equivalents represent the sum of concentrations of chlorinated dibenzodioxins (2,3,7,8 CDDs) and chlorinated dibenzofurans (2,3,7,8-CDFs) multiplied by their respective toxicity factors... | high | |
| #D098 | Trash | Trash means all improperly discarded solid material from any production, manufacturing, or processing operation including, but not limited to, products, product packaging, or containers constructed of plastic, steel, aluminum, glass, paper, or other synthetic or natural materials. | high | |
| #D099 | Waste | As used in the Ocean Plan, waste includes a Dischargers total discharge, of whatever origin (i.e., gross, not net, discharge). | high | |
| #D100 | Bypass | the intentional diversion of waste streams from any portion of a treatment facility. | high | |
| #D101 | 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 | |
| #D102 | Upset | an exceptional incident in which there is unintentional and temporary noncompliance with technology based effluent limitations (TBELs) because of factors beyond the reasonable control of the Discharger. | high | |
| #D103 | Single Operational Upset (SOU) | broadly defined as a single unusual event that temporarily disrupts the usually satisfactory operation of a system in such a way that it results in violation of multiple pollutant parameters. | high | |
| #D104 | Dichlorobenzenes | The sum of 1,2- and 1,3-dichlorobenzene. | high | |
| #D105 | Dredged Material | Any material excavated or dredged from the navigable waters of the United States, including material otherwise referre to as 'spoil'. | high | |
| #D106 | Phenolic Compounds (chlorinated) | The sum of 4-chloro-3-methylphenol, 2-chlorophenol, pentachlorophenol, 2,4,5-trichlorophenol, and 2,4,6-trichlorophenol. | high | |
| #D107 | Phenolic Compounds (non-chlorinated) | The sum of 2,4-dimethylphenol, 4,6-Dinitro-2-methylphenol, 2,4-dinitrophenol, 2-methylphenol, 4- methylphenol, 2-nitropheneol, 4-nitrophenol, and phenol. | high | |
| #D108 | CFR | Code of Federal Regulations | high | |
| #D109 | MGD | Million Gallons per Day | high | |
| #D110 | San Diego Water Board | California Regional Water Quality Control Board, San Diego Region | high | |
| #D111 | WDRs | Waste Discharge Requirements | high | |
| #D112 | Discharge Monitoring Report (DMR) | Means the USEPA uniform form, including any subsequent additions, revisions, or modifications for the reporting of self-monitoring results by permittees. DMRs must be used by approved states as well as by USEPA. | high | |
| #D113 | Estuaries and Coastal Lagoons | Waters at the mouths of streams that serve as mixing zones for fresh and ocean waters during a major portion of the year. Mouths of streams that are temporarily separated from the ocean by sandbars shall be considered as estuaries. | high | |
| #D114 | Estimated Chemical Concentration | The estimated chemical concentration that results from the confirmed detection of the substance by the analytical method below the ML value. | high | |
| #D115 | TSS | Total Suspended Solids | high | |
| #D116 | mg/L | Milligrams per Liter | high | |
| #D117 | μg/L | Micrograms per Liter | high | |
| #D118 | State Water Board | State Water Resources Control Board | high | |
| #D119 | Aerial Deposition | Total suspended particulate matter found in the atmosphere as solid particles or liquid droplets. Chemical composition of particulates varies widely, depending on location and time of year. Sources of airborne particulates include but are not limited to: dust, emissions from industrial processes, combustion products from the burning of wood and coal, combustion products associated with motor vehicle or non-road engine exhausts, and reactions to gases in the atmosphere. Deposition is the act of these materials being added to a landform. | high | |
| #D120 | Beneficial Uses | As defined in the California Water Code, beneficial uses of the waters of the state that may be protected against quality degradation, include but are not limited to, domestic, municipal, agricultural and industrial supply; power generation; recreation; aesthetic enjoyment; navigation; and preservation and enhancement of fish, wildlife, and other aquatic resources or preserves. | high | |
| #D121 | Best Available Technology Economically Achievable (BAT) | As defined by United States Environmental Protection Agency (U.S. EPA), BAT is a technology-based standard established by the Clean Water Act (CWA) as the most appropriate means available on a national basis for controlling the direct discharge of toxic and nonconventional pollutants to navigable waters. The BAT effluent limitations guidelines, in general, represent the best existing performance of treatment technologies that are economically achievable within an industrial point source category or subcategory. | high | |
| #D122 | Best Management Practices (BMPs) | Scheduling of activities, prohibitions of practices, maintenance procedures, and other management practices to prevent or reduce the discharge of pollutants. BMPs also include treatment requirements, operating procedures, and practices to control site runoff, spillage or leaks, sludge or waste disposal, or drainage from raw material storage. | high | |
| #D123 | CBPELSG | California Board for Professional Engineers, Land Surveyors and Geologists | high | |
| #D124 | Detected Not Quantifiable | A sample result that is between the Method Detection Limit (MDL) and the Minimum Level (ML). | high | |
| #D125 | Numeric Action Level (NAL) Exceedance | Annual NAL exceedance - the Discharger shall determine the average concentration for each parameter using the results of all the sampling and analytical results for the entire facility for the reporting year (i.e., all "effluent" data) and compare this to the corresponding Annual NAL values in Table 2... Instantaneous maximum NAL exceedance - the Discharger shall compare all sampling and analytical results from each distinct sample (individual or composite) to the corresponding Instantaneous maximum NAL values in Table 2. | high | |
| #D126 | Qualifying Storm Event (QSE) | A precipitation event that: a. Produces a discharge for at least one drainage area; and b. Is preceded by 48 hours with no discharge from any drainage area. | high | |
| #D127 | Regional Water Board | Includes the Executive Officer and delegated Regional Water Board staff. | high | |
| #D128 | Scheduled Facility Operating Hours | The time periods when the facility is staffed to conduct any function related to industrial activity, but excluding time periods where only routine maintenance, emergency response, security, and/or janitorial services are performed. | high |