Washington Dept. of Ecology Reissues Industrial Stormwater General Permit

The 2015 ISGP is effective January 2, 2015. The draft ISGP was available for review and public comment from May 7 through July 11, 2014. Ecology held six informational workshops and two public hearings on the draft permit.  Facilities covered under the new ISGP must update their SWPPP by January 30, 2015.  Ecology’s ISGP website  is located at www.ecy.wa.gov/programs/wq/stormwater/industrial/index.html.