Key Takeaways - What Is Happening? The Washington State Department of Ecology (Ecology) published its final 2025 Industrial Stormwater General Permit (ISGP), which authorizes the discharge of stormwater and certain...more
The Washington Department of Ecology’s Stormwater Work Group (SWG)’s 6PPD Subgroup will seek input at its October 6, 2022 (1:00 pm PT) subcommittee meeting on 6PPD-quinone focused research priorities and topics for a fourth...more