Industrial Stormwater GP (2024)

NOTES AND DOCUMENTS REGARDING THE 2024 PUBLIC NOTICE OF THE REISSUANCE OF THEINDUSTRIAL STORMWATER GENERAL PERMIT:

• NOTES

  • 06/05/2024 – 2024 Renewal Registrations: Renewal registrations are not required at this time and should not be submitted. The new registration materials and website links will be posted some time in September 2024 for allow permittees to familiarize themselves with the new process. All renewal registrations submitted before October 1, 2024 will be rejected. Any associated fees will not be refunded and will not carry over to the next registration.

  • 03/27/2024 - Name Change:The general permit issued 10/01/2021 is titled, “General Permit for the Discharge of Stormwater Associated with Industrial Activities” (aka “Industrial Stormwater General Permit”, “2021 IGP”, etc.).The reissued version will be titled, “National Pollutant Discharge Elimination System (NPDES) General Permit for the Discharge of Stormwater Associated with Industrial Activities” (aka “draft IGP”, “2024 IGP”, etc.)

  • 03/27/2024 – Document Information:TheNotice of Tentative Determination expresses the intent to reissue the general permit with the changes seen in the Draft Permit, and explains how public comments can be submitted. The Fact Sheet explains the permit history and why certain changes are being proposed.

• DOCUMENTS
  • Notice of Tentative Determination – Intent to Reissue the General Permit for the Discharge of Stormwater Associated with Industrial Activities
    (3 pages, uploaded 03/27/2024)
  • Fact Sheet for the National Pollutant Discharge Elimination System General Permit for the Discharge of Stormwater Associated with Industrial Activities
    (34 pages, uploaded 03/27/2024)
  • Supplemental Fact Sheet for the Draft General NPDES Permit for the Discharge of Stormwater Associated with Industrial Activities
    (4 pages, uploaded 04/01/2024)
  • **DRAFT Permit (253 pages)** (uploaded 03/27/2024)
    • National Pollutant Discharge Elimination System (NPDES) General Permit for the Discharge of Stormwater Associated with Industrial Activities
  • **DRAFT Permit Appendices (93 pages)** (uploaded 03/27/2024)
    • Appendix A – SIC and NAICS Codes (72 pages)
    • Appendix B – Certification of Registration (2 pages)
    • Appendix C – Aquifer Protection (2 pages)
    • Appendix D – Certification That The SWPPP Meets Permit Criteria (2 pages)
    • Appendix E – Certification of Non-Stormwater Discharges (2 pages)
    • Appendix F – Certification That Facility is Inactive or Unstaffed (2 pages)
    • Appendix G – Certification That the Facility Does Not Use Urea (2 pages)
    • Appendix H – Concrete Washout BMPs (8 pages)
    • Appendix I – Notice of Termination (1 page)

(https://filings.deep.ct.gov/DEEPPortal/)

Use the appropriate form, from the list below, to submit stormwater monitoring data to the department. Refer to Section 5(e) of the general permit with modifications for specific information on monitoring requirements.

Update: A scanned pdf of the stormwater monitoring report must be emailed to deep.stormwaterstaff@ct.gov.Maintain the original stormwater monitoring report in your records to be made available upon DEEP request.