| #D001 | | Copermittees | 39 governmental municipalities named in the Regional MS4 Permit | high |
| #D002 | | WQIPs | Water Quality Improvement Plans | high |
| #D003 | | TMDLs | total maximum daily loads | high |
| #D004 | | WLAs | Waste Load Allocations | high |
| #D005 | | FIB | Fecal Indicator Bacteria | high |
| #D006 | | REC-1 | water contact recreation | high |
| #D007 | | Final RWLs | Final Receiving Water Limitations | high |
| #D008 | | TMDL waterbodies | impaired waterbodies and segments thereof subject to Bacteria TMDL requirements | high |
| #D009 | | TMDL Responsible Permittees | designated permittees responsible for implementing the TMDL requirements | high |
| #D010 | | WQBELs | water quality based effluent limitations | high |
| #D011 | | TSO Responsible Permittees | TMDL Responsible Permittees that are included in Attachment E, Table 6.0 of the Basin Plan and that have requested TSO coverage. | high |
| #D012 | | QMRA | Quantitative Microbial Risk Assessment | high |
| #D013 | | GI | gastrointestinal | high |
| #D014 | | WQOs | Water Quality Objectives | high |
| #D015 | | genetic human markers | include gene segments of the bacteria that are mostly associated with human feces, and not other non-human sources. | high |
| #D016 | | BMPs | Best Management Practices | high |
| #D017 | | TSO | Time Schedule Order | high |
| #D018 | | TSO Beach | A waterbody segment with TSO coverage is referred to as TSO Beach or TSO Creek. | medium |
| #D019 | | TSO Creek | A waterbody segment with TSO coverage is referred to as TSO Beach or TSO Creek. | medium |
| #D020 | | MSIWP | Microbial Source Identification Work Plan | high |
| #D021 | | MSAWP | Microbial Source Abatement Work Plan | high |
| #D022 | | PPP | Pollution Prevention Plan | high |
| #D023 | | MS4 | Municipal Separate Storm Sewer System | high |
| #D024 | | NPDES | National Pollutant Discharge Elimination System | high |
| #D025 | | Regional MS4 Permit | Order No. R9-2013-0001, as amended | high |
| #D026 | | Bacteria TMDLs | Resolution No. R9-2010-0001, a Resolution Amending the Water Quality Control Plan for the San Diego Basin to Incorporate Revised Total Maximum Daily Loads for Indicator Bacteria, Project I - Twenty Beaches and Creeks in the San Diego Region (including Tecolote Creek) | high |
| #D027 | | Basin Plan | Water Quality Control Plan for the San Diego Region | high |
| #D028 | | 2005 Ocean Plan | Water Quality Control Plan, Ocean Waters of California | high |
| #D029 | | ISWEBE Plan | Part 3 of the Water Quality Control Plan for Inland Surface Waters, Enclosed Bays, and Estuaries of California | high |
| #D030 | | Specific Provision | Regional MS4 Permit, Attachment E | high |
| #D031 | | Final ELs | Final Effluent Limits | high |
| #D032 | | WLR | Waste Load Reduction | high |
| #D033 | | USEPA 2012 Criteria | 2012 Recreational Water Quality Criteria | high |
| #D034 | | San Diego River IO | Investigative Order No. R9-2019-0014 | high |
| #D035 | | Water Code | California Water Code | high |
| #D036 | | LID | Low Impact Development | high |
| #D037 | | CEQA | California Environmental Quality Act | high |
| #D038 | | SSM | Single Sample Maximum | high |
| #D039 | | STV | statistical threshold value | high |
| #D040 | | General Permit | GENERAL PERMIT FOR STORM WATER DISCHARGES ASSOCIATED WITH INDUSTRIAL ACTIVITIES | high |
| #D041 | | TNAL | Numeric Action Level | high |
| #D042 | | NEL | Numeric Effluent Limitation | high |
| #D043 | | QSE | Qualifying Storm Event | high |
| #D044 | | Responsible Dischargers | Dischargers regulated by this General Permit subject to TMDL-specific permit requirements | medium |
| #D045 | | Discharger | Any owner or operator of an Agricultural Operation that discharges, or threatens to discharge, wastes associated with agricultural activities into waters of the State in the San Diego Region. | high |
| #D046 | | Agricultural Operation | Any agricultural business or trade activity, including farms, nurseries, and orchards, that produces crops with the intent to make a profit. | high |
| #D047 | | Waters of the State | Any surface water or groundwater, including saline waters, within the boundaries of the state. | high |
| #D048 | | A/R ratio | The A/R ratio refers to the multi-year ratio of nitrogen applied to the field to nitrogen removed from the field. | high |
| #D049 | | Existing Discharger | An Existing Discharger is any owner or operator who discharges, or proposes to discharge, waste from an Agriculture Operation that was in existence on the adoption date of this General Order. | high |
| #D050 | | New Discharger | A New Discharger is any owner or operator who proposes a new discharge of waste from an Agricultural Operation that was not existence on the adoption date of this General Order. | high |
| #D051 | | wadeable reach | A wadeable reach is defined as that which is less than one meter deep for at least 50% of its length. | high |
| #D052 | | Water Quality Benchmark | Water Quality Benchmark means discharge prohibitions and narrative or numeric water quality objectives, a water quality objective established by an applicable Statewide plan or policy, criteria established by USEPA (including those in the California Toxics Rule and the applicable portions of the National Toxics Rule), and load allocations established pursuant to a total maximum daily load (TMDL) (whether established in the Basin Plan or other lawful means). | high |
| #D053 | | TUc | TUc, or Toxic Unit - Chronic, is the reciprocal of the effluent concentration that causes no observable effects (i.e., no mortality) on the test organisms by the end of a chronic toxicity. | high |
| #D054 | | Acute Toxicity | A measurement of the adverse effect (usually mortality) of a waste discharge or ambient water sample on a group of test organisms during a short-term exposure. | high |
| #D055 | | Compost | Compost" means the product resulting from the controlled biological decomposition of organic wastes that are source separated from the municipal solid waste stream, or which are separated at a centralized facility. "Compost" includes vegetable, yard, and wood wastes which are not hazardous waste. | high |
| #D056 | | Waste Discharges from Agricultural Operations | The discharge or release of waste to surface water or groundwater. Waste discharges to surface water include, but are not limited to, irrigation return flows, tailwater, drainage water, subsurface (tile) drains, storm water runoff flowing from irrigated lands, aerial drift, and overspraying of pesticides. Waste can be discharged to groundwater through pathways including, but not limited to, percolation of irrigation or storm water through the subsurface, backflow of waste into wells (e.g., backflow during chemigation), discharges into unprotected wells and dry wells, and leaching of waste from tailwater ponds or sedimentation basins to groundwater. | high |
| #D057 | | activity not engaged in for profit | Section 183(c) of the Internal Revenue Code defines an 'activity not engaged in for profit' as any activity other than one for which deductions are allowable under section 162 (trade or business expenses) or section 212(1) or (2) (expenses for production of income) of the Internal Revenue Code. | high |
| #D058 | | Legally Responsible Person | i. Corporations: a responsible corporate officer such as a president, secretary, treasurer, or vice-president of the corporation in charge of a principal business function. ii. Partnerships and Sole Proprietors: by a general partner or proprietor, respectively. iii. Municipalities and Public Agency: by either a principal executive officer or ranking elected official. | high |
| #D059 | | Duly Authorized Representative | A person is Duly Authorized Representative only if: i. The authorization is made in writing by a Legally Responsible Person, as described above. ii. The authorization specifies either an individual or position having responsibility for the overall operation of the Agricultural Operation, or an individual having overall responsibility for environmental matters for the Agricultural Operation. iii. The written authorization is submitted to the San Diego Water Board. | high |
| #D060 | | Areas of Special Biological Significance (ASBS) | Those areas designated by the State Water Resources Control Board (State Water Board) as ocean areas requiring protection of species or biological communities to the extent that alteration of natural water quality is undesirable. All Areas of Special Biological Significance are also classified as a subset of STATE WATER QUALITY PROTECTION AREAS. | high |
| #D061 | | 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 |
| #D062 | | 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 |
| #D063 | | 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 |
| #D064 | | Degradation | Any measurable adverse change in water quality. | high |
| #D065 | | Irrigated Lands | Land irrigated to produce crops or agricultural products for commercial purposes. Irrigated lands do not include lands used solely for grazing. | high |
| #D066 | | Management Practices | A practice or combination of practices that is the most effective and practicable (including technological, economic, and institutional considerations) means of controlling nonpoint pollutant sources at levels protective of water quality. | high |
| #D067 | | Nuisance | "Nuisance" means anything which meets all of the following requirements: (1) Is injurious to health, or is indecent or offensive to the senses, or an obstruction to the free use of property, so as to interfere with the comfortable enjoyment of life or property. (2) Affects at the same time an entire community or neighborhood, or any considerable number of persons, although the extent of the annoyance or damage inflicted upon individuals may be unequal. (3) Occurs during, or as a result of, the treatment or disposal of waste. [Water Code section 13050(m)] | high |
| #D068 | | Pollution | Pollution" means an alteration of the quality of the waters of the state by waste to a degree which unreasonably affects either of the following: (A) The waters for beneficial uses. (B) Facilities which serve these beneficial uses. "Pollution" may include "contamination." [Water Code section 13050(l)]. | high |
| #D069 | | Waste | Includes sewage and any and all other waste substances, liquid, solid, gaseous, or radioactive, associated with human habitation, or of human or animal origin, or from any producing, manufacturing, or processing operation, including waste placed within containers of whatever nature prior to, and for purposes of, disposal as defined in Water Code section 13050(d). Wastes from agricultural operations that conform to this definition include, but are not limited to, earthen materials (such as soil, silt, sand, clay, and rock), inorganic materials (such as metals, salts, boron, selenium, potassium, nitrogen, and phosphorus), organic materials such as pesticides, and biological materials, such as pathogenic organisms. | high |
| #D070 | | winery | wineries and other similar facilities with activities related to producing wine or grape juice that generate winery waste and discharge it to land for reuse or disposal. | high |
| #D071 | | Discharger | the facility owner or operator | high |
| #D072 | | winery waste | includes, but is not limited to, wine, grape juice, winery process water, and winery process solids. | high |
| #D073 | | winery process water | includes, but is not limited to, washwater, cooling water, and stormwater directed through the process water collection, treatment, or disposal system and/or land applied. | high |
| #D074 | | winery process solids | include, but is not limited to, leaves, stems, pomace (grape skins, seeds, and pulp), lees (yeast and other fine particulates), bentonite, and diatomaceous earth. | high |
| #D075 | | agronomic rate | the rate of application of nutrients in amounts necessary to satisfy the plant nutrient demand (crop uptake) while minimizing the movement of nutrients below the plant root zone, considering the crop, soil, climate, irrigation method and efficiency, leaching fraction, and factors that impact plant available nitrogen (e.g., nitrogen loss from denitrification, volatilization, and soil storage). | high |
| #D076 | | setbacks | minimum horizontal distances | high |
| #D077 | | process water ponds | provide process water storage, mixing, equalization, treatment, disposal, and operational flexibility for wineries. | high |
| #D078 | | subsurface disposal systems (SDSs) | consist of a treatment unit and a subsurface disposal area (e.g., drainfield, infiltration gallery, dispersal area). | high |
| #D079 | | FDS threshold | equal to the source water FDS concentration plus 320 mg/L and is based on reasonable BPTC measures that can be implemented at wineries to minimize salinity impacts to groundwater. | high |
| #D080 | | Tribal cultural resource (TCR) | either a site, feature, place, or cultural landscape that is geographically defined in terms of the size and scope of the landscape, sacred place, or object with cultural value to a California Native American tribe. | high |
| #D081 | | 24-hour composite | Samples shall be a flow-proportioned or time-proportioned composite consisting of at least eight aliquots collected within 24 hours. Collected using automated or manual composite methods and standard collection practices. | high |
| #D082 | | Bypass | Intentional diversion of waste from any portion of a treatment system. | high |
| #D083 | | Upset | An exceptional incident in which there is unintentional and temporary noncompliance with effluent limitations due to factors beyond the reasonable control of the Discharger. | high |
| #D084 | | BOD | biochemical oxygen demand | high |
| #D085 | | BPTC | best practicable treatment or control | high |
| #D086 | | NOA | Notice of Applicability | high |
| #D087 | | WDRs | waste discharge requirements | high |
| #D088 | | CCR | California Code of Regulations | high |
| #D089 | | CIMIS | California Irrigation Management Information System | high |
| #D090 | | CV-SALTS | Central Valley Salinity Alternatives for Long-term Sustainability | high |
| #D091 | | DO | dissolved oxygen | high |
| #D092 | | EC | electrical conductivity | high |
| #D093 | | ETc | crop evapotranspiration | high |
| #D094 | | ETo | reference evapotranspiration | high |
| #D095 | | FDS | fixed dissolved solids | high |
| #D096 | | MCL | maximum contaminant level | high |
| #D097 | | PRC | Public Resources Code | high |
| #D098 | | ROWD | report of waste discharge | high |
| #D099 | | SGMA | Sustainable Groundwater Management Act | high |
| #D100 | | SNMP | salt and nutrient management plan | high |
| #D101 | | TDS | total dissolved solids | high |
| #D102 | | TKN | total Kjeldahl nitrogen | high |
| #D103 | | TSS | total suspended solids | high |
| #D104 | | Annually | Samples shall be collected at least once per calendar year. Unless otherwise specified or approved, samples shall be collected in October. | high |
| #D105 | | Bi-weekly | Samples shall be collected at least once every two weeks. | high |
| #D106 | | Continuous | Specified parameter shall be measured by a meter continuously. | high |
| #D107 | | Daily | Samples shall be collected at least once every day. | high |
| #D108 | | Day | Calendar day. | high |
| #D109 | | Existing | Facility or system was in operation on or before the adoption date of this General Order. | high |
| #D110 | | Flow-weighted average | Average constituent concentration determined on a flow-proportioned basis. Calculated as the sum of the constituent concentration (in mg/L) multiplied by the flowrate (in gallons per day [gpd]) collected across multiple periods of time (e.g., every month), then divided by the total volume discharged across the entire period (e.g., annual total). | high |
| #D111 | | General minerals | Analysis for General Minerals shall include the constituents listed, at a minimum. General Minerals analyses shall be accompanied by documentation of cation/anion balance. | high |
| #D112 | | Irrigation cycle | Sum of days of application plus subsequent dry days between successive applications. Also referred to as discharge cycle. | high |
| #D113 | | Loading rate | The loading rate (in pounds per acre [lb/ac]) is calculated as the constituent concentration (in mg/L) multiplied by the irrigated volume in one day (in million gallons [MG]) and multiplied by the conversion factor 8.34, then divided by the irrigated area (in acres). | high |
| #D114 | | Monthly | Samples shall be collected at least once per month. | high |
| #D115 | | New or expanding | Facility or system was constructed and/or began operations after the adoption date of this General Order. | high |
| #D116 | | Pond system total volume | Sum of the design capacities of all onsite process water ponds. | high |
| #D117 | | Regional SNMP | A specific area specified in the SNMP that is larger than the area of one specific Discharger. | high |
| #D118 | | Regional water board | Regional water quality control board. Also refers to Regional Water Board Members or staff. All references to a regional water board include the Executive Officer, who may act for the regional water board in carrying out this General Order (Water Code, sections 13050(b) and 13223). | high |
| #D119 | | Semi-annually | Samples shall be collected at least twice per calendar year. Unless otherwise specified or approved, samples shall be collected in April and October. | high |
| #D120 | | State Water Board | State Water Resources Control Board. Also refers to State Water Board Members, Executive Director, Division of Water Quality Deputy Director, or staff. | high |
| #D121 | | Weekly | Samples shall be collected at least once per week. | high |
| #D122 | | Year | Refers to calendar year unless otherwise noted. | high |
| #D123 | | Severe property damage | substantial physical damage to property, damage to the treatment systems that 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 |
| #D124 | | Facility process water design flow | the total volume of process water that may be discharged from the winery, including process water generated from outdoor processing areas, and measured prior to treatment, e.g., before discharged to a pond, land application area (LAA), or subsurface disposal system | high |