| #D001 | | 40 CFR | Code of Federal Regulations, title 40 | high |
| #D002 | | AMEL | Average Monthly Effluent Limitation | high |
| #D003 | | AWEL | Average Weekly Effluent Limitation | high |
| #D004 | | Basin Plan | Water Quality Control Plan for the San Diego Basin | high |
| #D005 | | BAT | Best Available Technology | high |
| #D006 | | BMPs | Best Management Practices | high |
| #D007 | | CTR | California Toxics Rule | high |
| #D008 | | CWA | Clean Water Act | 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 | | 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 |
| #D012 | | 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 |
| #D013 | | 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 |
| #D014 | | Chronic Toxicity | Chronic toxicity is the measure of the sub-lethal effects of a discharge or ambient water sample (e.g. reduced growth or reproduction.) Certain chronic toxicity tests include an additional measurement of lethality. | high |
| #D015 | | 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 |
| #D016 | | 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. Enclosed bays include, but are not limited to, Humboldt Bay, Bodega Harbor, Tomales Bay, Drake's Estero, San Francisco Bay, Morro Bay, Los Angeles-Long Beach Harbor, Upper and Lower Newport Bay, Mission Bay, and San Diego Bay. Enclosed bays do not include inland surface waters or ocean waters. | high |
| #D017 | | Estuaries | Estuaries means waters, including coastal lagoons, located at the mouths of streams that serve as areas of mixing for fresh and ocean waters. Coastal lagoons and mouths of streams that are temporarily separated from the ocean by sandbars shall be considered estuaries. Estuarine waters shall be considered to extend from a bay or the open ocean to a point upstream where there is no significant mixing of fresh water and seawater. Estuarine waters included, but are not limited to, the Sacramento-San Joaquin Delta, as defined in Water Code section 12220, Suisun Bay, Carquinez Strait downstream to the Carquinez Bridge, and appropriate areas of the Smith, Mad, Eel, Noyo, Russian, Klamath, San Diego, and Otay rivers. Estuaries do not include inland surface waters or ocean waters. | high |
| #D018 | | 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 | high |
| #D019 | | Inland Surface Waters | All surface waters of the state that do not include the ocean, enclosed bays, or estuaries. | high |
| #D020 | | 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. For pollutants with limitations expressed in other units of measurement, the daily discharge is calculated as the arithmetic mean measurement of the pollutant over the day. | high |
| #D021 | | 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 |
| #D022 | | 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). Pollution prevention does not include actions that merely shift a pollutant in wastewater from one environmental medium to another environmental medium, unless clear environmental benefits of such an approach are identified to the satisfaction of the State Water Resources Control Board (State Water Board) or San Diego Water Board. | high |
| #D023 | | Storm Water | Storm water runoff, snowmelt runoff, and storm water surface runoff and drainage. | high |
| #D024 | | 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 |
| #D025 | | 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 |
| #D026 | | 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 Order, the terms 'surface water' and 'receiving water' are interchangeably used to mean 'waters of the United States' unless noted otherwise. | high |
| #D027 | | No Exposure | all Industrial Materials and Activities are protected by a storm-resistant shelter to prevent exposure to rain, snow, snowmelt, and/or runoff. | high |
| #D028 | | 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 |
| #D029 | | CCR | California Code of Regulations | high |
| #D030 | | NOI | Notice of Intent | high |
| #D031 | | NOT | Notice of Termination | high |
| #D032 | | NPDES | National Pollutant Discharge Elimination System | high |
| #D033 | | TRE | Toxicity Reduction Evaluation | high |
| #D034 | | 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 |
| #D035 | | 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 |
| #D036 | | 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 reduction 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 |
| #D037 | | Best practicablе 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 |
| #D038 | | 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 |
| #D039 | | 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 |
| #D040 | | 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 |
| #D041 | | 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 |
| #D042 | | 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 |
| #D043 | | Test of Significant Toxicity (TST) | Test of Significant Toxicity (TST) is a statistical approach used to analyze toxicity test data. The TST incorporates a restated null hypothesis, Welch's t-test, and biological effect thresholds for chronic and acute toxicity. | high |
| #D044 | | 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)]. Under State law, the Water Boards establish beneficial uses and water quality objectives in their water quality control plans or basin plans. Together with an antidegradation policy, these beneficial uses and water quality objectives serve as water quality standards under the Clean Water Act. In Clean Water Act parlance, state beneficial uses are called 'designated uses' and state water quality objectives are called 'criteria.' Throughout this General Order, the relevant term is used depending on the statutory scheme. | high |
| #D045 | | Material Handling Activities | includes the storage, loading and unloading, transportation, or conveyance of any raw material, intermediate product, final product, or waste product. | high |
| #D046 | | Sealed | banded or otherwise secured, but without operational taps or valves. | high |
| #D047 | | 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 |
| #D048 | | CBOD 5 | Carbonaceous Biochemical Oxygen Demand (5-Day at 20 o C) | high |
| #D049 | | CEQA | California Environmental Quality Act | high |
| #D050 | | CFR | Code of Federal Regulations | high |
| #D051 | | CFU | Colony Forming Units | high |
| #D052 | | 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 |
| #D053 | | 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 |
| #D054 | | 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 |
| #D055 | | Carcinogenic | Pollutants are substances that are known to cause cancer in living organisms. | high |
| #D056 | | 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. For volatile pollutants, aliquots must be combined in the laboratory immediately before analysis. The composite must be flow proportional; either the time interval between each aliquot or the volume of each aliquot must be proportional to either stream flow at the time of sampling or the total stream flow since the collection of the previous aliquot. Aliquots may be collected manually or automatically. | high |
| #D057 | | Dredged Material | Any material excavated or dredged from the navigable waters of the United States, including material otherwise referre to as 'spoil'. | high |
| #D058 | | Effluent Concentration Allowance (ECA) | ECA is a value derived from the water quality criterion/objective, dilution credit, and ambient background concentration that is used, in conjunction with the coefficient of variation for the effluent monitoring data, to calculate a long-term average (LTA) discharge concentration. The ECA has the same meaning as waste load allocation (WLA) as used in USEPA guidance ( Technical Support Document for Water Quality-based Toxics Control , March 1991, second printing, EPA/505/2-90-001). | high |
| #D059 | | Whole Effluent Toxicity (WET) | The aggregate toxic effect of an effluent measured directly by a chronic or acute toxicity tes | high |
| #D060 | | CIWQS | California Integrated Water Quality System | high |
| #D061 | | DMRs | Discharge Monitoring Reports | high |
| #D062 | | IWC | In-Stream Waste Concentration | high |
| #D063 | | Arithmetic Mean ( μ ) | Also called the average, is the sum of measured values divided by the number of samples. For ambient water concentrations, the arithmetic mean is calculated as follows: Arithmetic mean = μ = Σ x / n where: Σ x is the sum of the measured ambient water concentrations, and n is the number of samples. | high |
| #D064 | | 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 |
| #D065 | | 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 |
| #D066 | | 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 |
| #D067 | | 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 |
| #D068 | | 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. The ML is based on the proper application of method-based analytical procedures for sample preparation and the absence of any matrix interferences. Other factors may be applied to the ML depending on the specific sample preparation steps employed. For example, the treatment typically applied in cases where there are matrix-effects is to dilute the sample or sample aliquot by a factor of ten. In such cases, this additional factor must be applied to the ML in the computation of the RL. | high |
| #D069 | | 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. The first steps of the TRE consist of the collection of data relevant to the toxicity, including additional toxicity testing, and an evaluation of facility operations and maintenance practices, and best management practices. A TIE may be required as part of the TRE, if appropriate. | high |
| #D070 | | Discharger | Any owner or operator of a boatyard or boat maintenance and repair facility that is located adjacent to a surface water in the San Diego Region. | high |
| #D071 | | Bypass | the intentional diversion of waste streams from any portion of a treatment facility. | high |
| #D072 | | 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 |
| #D073 | | SOU | 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 |
| #D074 | | Chlordane | Chlordane shall mean the sum of chlordane-alpha, chlordane-gamma, chlordane-alpha, chlordane-gamma, nonachlor-alpha, nonachlor-gamma, and oxychlordane. | high |
| #D075 | | 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 |
| #D076 | | 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 |
| #D077 | | DDT | Dichlorodiphenyltrichloroethane | high |
| #D078 | | DO | Dissolved Oxygen | high |
| #D079 | | GPS | Global Positioning System | high |
| #D080 | | Ho | Null Hypothesis | high |
| #D081 | | HCH | Hexachlorocyclohexane | high |
| #D082 | | lbs/day | Pounds per Day | high |
| #D083 | | LTA | Long-Term Average | high |
| #D084 | | MBAS | Methylene Blue Active Substances | high |
| #D085 | | MCL | Maximum Contaminant Level | high |
| #D086 | | MEC | Maximum Effluent Concentration | high |
| #D087 | | MG | Million Gallons | high |
| #D088 | | MGD | Million Gallons per Day | high |
| #D089 | | mg/L | Milligrams per Liter | high |
| #D090 | | MLLW | Mean Lower Low Water | high |
| #D091 | | MPN | Most Probable Number | high |
| #D092 | | MRP | Monitoring and Reporting Program | high |
| #D093 | | MS4 | Municipal Separate Storm Sewer System | high |
| #D094 | | NTU | Nephelometric Turbidity Unit | high |
| #D095 | | PCB | Polychlorinated Biphenyls | high |
| #D096 | | pCi/L | Picocuries per Liter | high |
| #D097 | | PAH | Polynuclear Aromatic Hydrocarbons | high |
| #D098 | | PMP | Pollutant Minimization Program | high |
| #D099 | | POTWs | Publicly-Owned Treatment Works | high |
| #D100 | | QA | Quality Assurance | high |
| #D101 | | QC | Quality Control | high |
| #D102 | | RL | Reporting Level | high |
| #D103 | | ROWD | Report of Waste Discharge | high |
| #D104 | | San Diego Water Board | California Regional Water Quality Control Board, San Diego Region | high |
| #D105 | | SIP | State Implementation Policy | high |
| #D106 | | SMR | Self-monitoring Report | high |
| #D107 | | State Water Board | State Water Resources Control Board | high |
| #D108 | | TMDL | Total Maximum Daily Load | high |
| #D109 | | TSS | Total Suspended Solids | high |
| #D110 | | USCG | U.S. Coast Guard | high |
| #D111 | | USEPA | U.S. Environmental Protection Agency | high |
| #D112 | | Water Code | California Water Code | high |
| #D113 | | WDRs | Waste Discharge Requirements | high |
| #D114 | | WQOs | Water Quality Objectives | high |
| #D115 | | 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... For a municipality, state, federal, or other public agency: By either a principal executive officer or ranking elected official. | high |
| #D116 | | Dichlorobenzenes | The sum of 1,2- and 1,3-dichlorobenzene. | high |
| #D117 | | 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 |
| #D118 | | 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 |
| #D119 | | Halomethanes | The sum of bromoform, bromomethane (methyl bromide) and chloromethane (methyl chloride). | high |
| #D120 | | Impervious Surface | Areas that are covered by impenetrable materials such as asphalt, concrete, brick, stone and rooftops. | high |
| #D121 | | 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). If the number of measurements (n) is odd, then the median = X(n+1)/2. If n is even, then the median = (Xn/2 + X(n/2)+1)/2 (i.e., the midpoint between the n/2 and n/2+1). | high |
| #D122 | | Toxic Pollutant | Pollutants or combinations of pollutants, including disease-causing agents, which after discharge and upon exposure, ingestion, inhalation or assimilation into any organism... will... cause death, disease, behavioral abnormalities, cancer, genetic mutations, physiological malfunctions, (including malfunctions in reproduction) or physical deformations, in such organisms or their offspring. | high |
| #D123 | | °F | Degrees Fahrenheit | high |
| #D124 | | HSA | Hydrologic Subareas | high |
| #D125 | | MPN/100ml | Most Probable Number per 100 milliliters | high |
| #D126 | | MTBE | Methyl-tert-butyl-ether | high |
| #D127 | | NH 3 | un-ionized ammonia | high |
| #D128 | | OAL | Office of Administrative Law | high |
| #D129 | | RMDs | Regulatory Management Decisions | high |
| #D130 | | SM | Standard Methods, Policy for Implementation of Toxics Standards for Inland Surface Waters, and Enclosed Bays, and Estuaries of California | high |
| #D131 | | SWAMP | Surface Water Ambient Monitoring Program | high |
| #D132 | | TDS | Total Dissolved Solids | high |
| #D133 | | TIE | Toxicity Identification Evaluation | high |
| #D134 | | TUc | Chronic Toxicity Unit | high |
| #D135 | | WLA | Waste Load Allocation | high |
| #D136 | | WMMP | Watercourse Monitoring and Management Plan | high |
| #D137 | | WQBELs | Water Quality-Based Effluent Limitations | high |
| #D138 | | 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. Degradation occurs if there are significant differences in any of three major biotic groups, namely, demersal fish, benthic invertebrates, or attached algae. Other groups may be evaluated where benthic species are not affected, or are not the only ones affected. | high |
| #D139 | | Endosulfan | The sum of endosulfan-alpha and -beta and endosulfan sulfate. | high |
| #D140 | | 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 |
| #D141 | | 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 |
| #D142 | | 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 |
| #D143 | | 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 |
| #D144 | | Persistent Pollutants | Persistent pollutants are substances for which degradation or decomposition in the environment is nonexistent or very slow. | high |
| #D145 | | Phenolic Compounds (chlorinated) | The sum of 4-chloro-3-methylphenol, 2-chlorophenol, pentachlorophenol, 2,4,5-trichlorophenol, and 2,4,6-trichlorophenol. | high |
| #D146 | | 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 |
| #D147 | | 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 |
| #D148 | | 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 |
| #D149 | | 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 |
| #D150 | | Source of Drinking Water | Any water designated as municipal or domestic supply (MUN) in a San Diego Water Board Basin Plan. | high |
| #D151 | | 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 |
| #D152 | | 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 |
| #D153 | | Waste | As used in the Ocean Plan, waste includes a Dischargers total discharge, of whatever origin (i.e., gross, not net, discharge). | high |
| #D154 | | 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. The Regional Basin Plans designates or describes (1) existing and potential beneficial uses of ground and surface water; (2) water quality objectives to protect the beneficial uses; (3) implementation programs to achieve these objectives; and (4) surveillance and monitoring activities to evaluate the effectiveness of the water quality control plan. The Statewide Plans address water quality concerns for surface waters that overlap Regional Board boundaries, are statewide in scope, or are otherwise considered significant and contain the same four elements. | high |
| #D155 | | 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 |
| #D156 | | State Implementation Plan | Policy for Implementation of Toxics Standards for Inland Surface Waters, and Enclosed Bays, and Estuaries of California | high |