NPDES General Permit for Tribal Enhancement and Federal Research Marine Net Pen Facilities within Puget Sound

Below are EPA's National Pollutant Discharge Elimination System (NPDES) general permit and supporting documents for tribal enhancement and federal research marine net pen facilities within Puget Sound (previously issued under the same permit number as Tribal Marine Net Pen Enhancement Facilities in Washington).

Permit number: WAG132000
Effective date: May 20, 2022
Permit expires: May 19, 2027

• NPDES General Permit, Tribal Enhancement and Federal Research Marine Net Pens in Puget Sound, #WAG132000 (pdf) (April 19, 2022)
  Final permit.
• NPDES Permit Fact Sheet, Tribal Enhancement and Federal Research Marine Net Pens in Puget Sound, #WAG132000 (pdf) (Updated April 2022)
  Technical basis for permit.
• Response to Comments on Draft NPDES Permit #WAG132000 (pdf) (April 2022)
  EPA's responses to public comments on the February 2021 draft permit.