Stormwater BMPs for SIC Code 1221, Stormwater Permitting Guide
SIC Code 1221
2026 Stormwater Permit Compliance for SIC Code 1221 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 Total Suspended Solids (TSS) Non-Governmental Organization (NGO) Plastic Materials Turbidity New Source Performance Standards (NSPS) Chain of Custody Storm wattle Storm Water Multiple Application and Report Tracking System (SMARTS) Third Party Environmental Group (TPEG) pH Good Housekeeping BMPs Division of Water Quality (DWQ) Stormwater Guarantee Sediment Total Dissolved Solids (TDS) Sedimentation United States Environmental Protection Agency (U.S. EPA) Waste Discharge Identification Number (WDID) North American Industrial Classification System (NAICS) Effluent Limitation Total Maximum Daily Load (TMDL) Qualified Industrial Storm water Practitioner (QISP) Natural Background Regional Water Board Debris Oil and Grease (O&G) Multi Sector General Permit (MSGP) Flocculant Socks Municipal Separate Storm Sewer System (MS4) Discharger Third Party Environmental Lawsuit (TPEL) Industrial Storm wattles Storm Wattles Notice of Intent (NOI) Best Practicable Control Technology Currently Available (BPT) New Source Performance Standards Scrap Metal Permit Non stormwater New Industrial General Permit Numeric Effluent Limitation (NEL) Stormwater Drainage Wattles Storm Water Systems (SWS) Straw Wattles Scheduled Facility Operating Hours Notice of Termination (NOT) Numeric Action Level (NAL) Exceedance Stormwater Permit Minimum Level Sheet Flow Operator Stormwater Benchmarks Erosion Control BMPs Numeric Action Level (NAL) Best Management Practices (BMP) Drainage Area Field Measurements State water Board Stormwater Structural Controls Sediment Control BMPs Notice of Non Applicability (NONA) Detected Not Quantifiable Water Quality Based Effluent Limitation (WQBEL) Areas of Special Biological Significance (ASBS) Monitoring Implementation Plan Exceedance Response Action (ERA) Trade Secret Stormwater Discharge Points National Pollutant Discharge Elimination System (NPDES) Runoff Control BMPs Total Organic Carbon (TOC) Facility Permit Registration Documents (PRDs) Industrial General Permit (IGP) Non Storm Water Discharges (NSWD) Storm Water Pollution Prevention Plan (SWPPP) State Water Resources Control Board (SWRCB) Legally Responsible Person (LRP) Standard Industrial Classification (SIC) Water Quality Standards Erosion Ontario Effective Date Technology Based Effluent Limitation (TBEL) Southern California No Exposure Certification (NEC) Monitoring Requirements Method Detection Limit Wattle Run-on Best Conventional Pollutant Control Technology (BCT) Qualifying Storm Event (QSE) Toxicity Clean Water Act (CWA) Non Detect Northern California New Discharge(r) Effluent Limitations Guidelines (ELGs) Quality Assurance/Quality Control (QA/QC) Storm Water Discharge Associated with Industrial Activity Effluent Water Quality Objectives Best Available Technology Economically Achievable (BAT) Source Waters of the United States Industrial Materials Biochemical Oxygen Demand (BOD) and more.
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Do businesses with sic code 1221 need a stormwater permit to comply with NPDES? Learn More.
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