Water Quality Division: Permits: Arizona Pollutant Discharge Elimination System (AZPDES) Forms & Guidance

Individual Permits

  • Basic Information (Form 1) - Nature of business, name, mailing address, location, existing permit numbers, etc. Used in combination with Forms 2B, 2C, 2D and 2F.
    • Form 1 Instructions -- (PDF)
    • Form 1 Application -- (PDF)
  • Publicly Owned Treatment Works (POTW) and Domestic Wastewater Treatment Works (Form 2A) - Publicly-owned or any other treatment works that treats domestic sewage and currently discharges, is permitted to discharge, or proposes to discharge treated wastewater to waters of the United States.
  • Renewal Application for Industrial and Commercial Operations permitted to discharge Non-domestic Wastewater (Form 2C) - Private or government owners of facilities that currently discharge or are permitted to discharge wastewater other than domestic wastewater to waters of the United States. Includes discharges from water treatment plants, groundwater remediation efforts, mining and silvicultural operations, and noncontact cooling waters among others. The form requires detailed information on location of outfalls, sources of intake water, production levels and detailed testing data for pollutants contained in effluent. Form 2C must be accompanied by Form 1.
    • Form 2C Instructions -- (PDF)
    • Form 2C Application -- (PDF)
    • Form 2C Addendum -- (PDF)
  • Initial Application for AZPDES Permits for Industrial and Commercial Operations that will discharge Non-domestic Wastewater (Form 2D) - Private or government owners of facilities that propose to discharge wastewater other than domestic wastewater to waters of the United States. Includes discharges from water treatment plants, groundwater remediation efforts, for manufacturing, mining and silvicultural operations, and noncontact cooling waters among others. Form 2D must be accompanied by Form 1.
    • Form 2D Instructions -- (PDF)
    • Form 2D Application -- (PDF)
    • Form 2D Addendum -- (PDF)
  • Dischargers of Stormwater Associated with Industrial Activity (Form 2F) - Facilities whose discharges are composed of stormwater and non-stormwater must submit Form 2F for their stormwater. Form 2F must be accompanied by Form 1.
    • Form 2F Application -- (PDF)
  • Facilities that treat Sewage Sludge (Biosolids) (Form 2S) - Publicly Owned Treatment Works (POTW) and other facilities that treat domestic wastewater that are not required to complete the AZPDES Form 2A/2S above and facilities that do not treat domestic wastewater but treat or dispose of sewage sludge and are applying for an individual AZPDES permit.
    • Form 2S Application -- (PDF)

General Permits

  • Biosolids General Permit (for Treatment Works Treating Domestic Sewage)
    • Biosolids General Permit -- (PDF)
    • Fact Sheet -- (PDF)
    • Response to Comments -- (PDF)
    • Notice of Intent for the Biosolids General Permit -- (PDF)
    • Notice of Termination for the Biosolids General Permit -- (PDF)

  • Domestic Wastewater Treatment Plant (WWTP)
    • Infrequent Discharges of Domestic Wastewater to Waters of the U.S.
      • General Permit for Infrequent Dischargers -- (PDF)
      • Fact Sheet -- (PDF)
      • Response to Comments -- (PDF)
      • Notice of Intent for Infrequent Dischargers -- (PDF)
      • Notice of Termination for Infrequent Dischargers -- (PDF)
    • Minor Discharges of Domestic Wastewater to Waters of the U.S.
      • General Permit for Minor WWTPs -- (PDF)
      • Fact Sheet -- (PDF)
      • Response to Comments -- (PDF)
      • Notice of Intent for Minor WWTPs -- (PDF)
      • Notice of Termination for Minor WWTPs -- (PDF)
  • Small Municipal Separate Storm Sewer Systems (MS4s) General Permit
    • Small MS4 General Permit (AZG2002-002) -- (PDF)
    • Small MS4 Fact Sheet -- (PDF)
    • Small MS4 Notice of Intent (NOI) -- (PDF)
    • Small MS4 Notice of Termination (NOT) -- (PDF)
    • Small MS4 Guidance Document -- (PDF)
    • Small MS4 Annual Report Form -- (PDF)
    • Designation Criteria for Small MS4s -- (PDF)
    • Model Stormwater Management Program Plan (SWMP) -- (PDF)
  • Concentrated Animal Feeding Operations (CAFO) and Aquatic Animal Production Facilities (Form 2B) - Concentrated animal feeding operations and aquatic animal production facilities that currently discharge, are permitted to discharge, or propose to discharge wastewater to waters of the United States. Form 2B must be accompanied by Form 1.
    • Form 2B Application -- (PDF)