stormwater bmps for SIC Code 2221

Stormwater BMPs for SIC Code 2221, Stormwater Permitting Guide

SIC Code 2221


2026 Stormwater Permit Compliance for SIC Code 2221 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 Stormwater Discharge Points Good Housekeeping BMPs Qualifying Storm Event (QSE) Industrial General Permit (IGP) Third Party Environmental Group (TPEG) Effluent Structural Controls Minimum Level Sediment Control BMPs Wattles Runoff Control BMPs Storm Water Discharge Associated with Industrial Activity Storm wattle Total Suspended Solids (TSS) Non-Governmental Organization (NGO) Erosion Control BMPs Best Available Technology Economically Achievable (BAT) Scheduled Facility Operating Hours Legally Responsible Person (LRP) Chain of Custody Notice of Termination (NOT) Sheet Flow Municipal Separate Storm Sewer System (MS4) Notice of Non Applicability (NONA) Southern California Technology Based Effluent Limitation (TBEL) Stormwater Benchmarks Quality Assurance/Quality Control (QA/QC) Total Maximum Daily Load (TMDL) Straw Wattles Effluent Limitation Storm Water Multiple Application and Report Tracking System (SMARTS) Numeric Effluent Limitation (NEL) State water Board Stormwater New Discharge(r) Best Practicable Control Technology Currently Available (BPT) Stormwater Drainage Industrial Storm wattles Best Conventional Pollutant Control Technology (BCT) Clean Water Act (CWA) Natural Background Field Measurements Stormwater Permit Oil and Grease (O&G) Water Quality Standards National Pollutant Discharge Elimination System (NPDES) Monitoring Implementation Plan Turbidity Notice of Intent (NOI) Total Organic Carbon (TOC) Scrap Metal Permit Debris Source Standard Industrial Classification (SIC) Facility Effluent Limitations Guidelines (ELGs) pH Toxicity Areas of Special Biological Significance (ASBS) Discharger Stormwater Guarantee Drainage Area Third Party Environmental Lawsuit (TPEL) Non Storm Water Discharges (NSWD) Plastic Materials Exceedance Response Action (ERA) Monitoring Requirements Storm Water Systems (SWS) Water Quality Based Effluent Limitation (WQBEL) Sediment No Exposure Certification (NEC) New Industrial General Permit Best Management Practices (BMP) Non stormwater Permit Registration Documents (PRDs) Operator Division of Water Quality (DWQ) Method Detection Limit Waters of the United States North American Industrial Classification System (NAICS) New Source Performance Standards Biochemical Oxygen Demand (BOD) Water Quality Objectives Regional Water Board Multi Sector General Permit (MSGP) Total Dissolved Solids (TDS) Numeric Action Level (NAL) Ontario Sedimentation United States Environmental Protection Agency (U.S. EPA) Non Detect State Water Resources Control Board (SWRCB) New Source Performance Standards (NSPS) Trade Secret Qualified Industrial Storm water Practitioner (QISP) Industrial Materials Flocculant Socks Storm Water Pollution Prevention Plan (SWPPP) Waste Discharge Identification Number (WDID) Storm Wattles Erosion Wattle Detected Not Quantifiable Run-on Northern California Numeric Action Level (NAL) Exceedance Effective Date and more.

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Do businesses with sic code 2221 need a stormwater permit to comply with NPDES? Learn More.

Stormwater Permits for SIC Codes:


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