Stormwater BMPs for SIC Code 2521, Stormwater Permitting Guide
SIC Code 2521
2026 Stormwater Permit Compliance for SIC Code 2521 and applicable BMPs
Common Type-Based, Structural BMPs
Point BMP
Constructed Wetland
Infiltration Basin
Bioretention
Sand Filter (surface)
Rain Barrel
Cistern
Wet Pond
Dry Pond
Linear BMP
Grassed Swale
Infiltration Trench
Vegetated Filter Strip
Sand Filter (non-surface)
Area BMP
Green Roof
Porous Pavement
Common Pollutant Sources:
Exposure of lumber, residues, and vehicles/equipment to precipitation
Parts cleaning
Waste disposal of oily rags, oil and gas filters, batteries, coolants, degreasers
Fluid replacement including hydraulic fluid, oil, transmission fluid, radiator fluids, and grease
Diesel fuel
Common Toxicants
Nutrients
nitrates
Pesticides
2,4-D γ -BHC (lindane)
malathion
atrazine
chlordane
diazinon
Other organics
VOCs
1,3-dichloro-benzene
anthracene
benzo(a) anthracene
benzo(b) fluoranthene
benzo(k) fluoranthene
benzo(a) pyrene
bis (2-ethylhexyl) phthalate
fluoranthene
fluorene
naphthalene
pentachlorophenol
phenanthrene
pyrene
Pathogens
enteroviruses
Shigella
Pseudomonas aeruginosa
protozoa
Heavy Metals
nickel
cadmium
chromium
lead
zinc
copper
Salts
chloride
Common Pollutants:
BOD, TSS, oil, and grease
Solvents, oil, heavy metals, acid/alkaline wastes
Oil, heavy metals, solvents, acids
Oil and grease, arsenic, lead, cadmium, chromium, COD, and benzene
Diesel, gasoline, oil
Factors that can affect water quality:
Geographic location
Hydrogeology
Topography
Type, duration, and intensity of precipitation events
Extent of impervious surfaces (e.g., concrete or asphalt)
Type of ground cover (e.g., vegetation, crushed stone, or dirt)
Size of the operation
This site focuses or refers to information and services regarding Toxicity Best Management Practices (BMP) Qualifying Storm Event (QSE) Stormwater Permit Turbidity State water Board Stormwater Clean Water Act (CWA) Exceedance Response Action (ERA) New Discharge(r) Structural Controls Erosion Standard Industrial Classification (SIC) Discharger Sheet Flow Total Maximum Daily Load (TMDL) Natural Background Technology Based Effluent Limitation (TBEL) Quality Assurance/Quality Control (QA/QC) No Exposure Certification (NEC) Detected Not Quantifiable Multi Sector General Permit (MSGP) Numeric Action Level (NAL) Industrial General Permit (IGP) Good Housekeeping BMPs Monitoring Requirements New Source Performance Standards (NSPS) Oil and Grease (O&G) Scrap Metal Permit National Pollutant Discharge Elimination System (NPDES) Flocculant Socks Stormwater Guarantee Stormwater Benchmarks Drainage Area Monitoring Implementation Plan Sediment New Industrial General Permit Biochemical Oxygen Demand (BOD) Ontario Northern California Waste Discharge Identification Number (WDID) Notice of Intent (NOI) Debris Best Practicable Control Technology Currently Available (BPT) Third Party Environmental Group (TPEG) State Water Resources Control Board (SWRCB) Regional Water Board Storm Wattles Numeric Effluent Limitation (NEL) Notice of Non Applicability (NONA) Municipal Separate Storm Sewer System (MS4) Effluent Limitation Effective Date Minimum Level Division of Water Quality (DWQ) Run-on Best Available Technology Economically Achievable (BAT) Facility Waters of the United States Plastic Materials Trade Secret Wattles Non stormwater Scheduled Facility Operating Hours Water Quality Standards Water Quality Based Effluent Limitation (WQBEL) Non Detect Water Quality Objectives North American Industrial Classification System (NAICS) Total Suspended Solids (TSS) Industrial Materials Straw Wattles Total Organic Carbon (TOC) New Source Performance Standards Storm Water Systems (SWS) Industrial Storm wattles Storm Water Discharge Associated with Industrial Activity Notice of Termination (NOT) Erosion Control BMPs Wattle Sedimentation Permit Registration Documents (PRDs) Non-Governmental Organization (NGO) Chain of Custody Field Measurements Numeric Action Level (NAL) Exceedance Areas of Special Biological Significance (ASBS) Method Detection Limit Southern California Runoff Control BMPs Storm Water Multiple Application and Report Tracking System (SMARTS) Effluent Limitations Guidelines (ELGs) Source Non Storm Water Discharges (NSWD) Total Dissolved Solids (TDS) Stormwater Discharge Points United States Environmental Protection Agency (U.S. EPA) Stormwater Drainage Operator Legally Responsible Person (LRP) Best Conventional Pollutant Control Technology (BCT) Third Party Environmental Lawsuit (TPEL) Qualified Industrial Storm water Practitioner (QISP) Effluent Storm wattle Storm Water Pollution Prevention Plan (SWPPP) pH Sediment Control BMPs and more.
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Do businesses with sic code 2521 need a stormwater permit to comply with NPDES? Learn More.
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