The Washington Department of Ecology (WDOE) issued a proposed rule on June 4, 2025, that would regulate per- and polyfluoroalkyl substances (PFAS) in certain consumer products. Beginning January 1, 2027, the proposed rule...more
Key Takeaways - What is Happening? The Washington State Department of Ecology (Ecology) published for public comment its proposed 2025 Industrial Stormwater General Permit (ISGP), which authorizes the discharge of...more
On May 15, the Washington State Department of Ecology (Ecology) released the draft Industrial Stormwater General Permit (Draft ISGP), fact sheet, and application for public comment. The public comment period is open from May...more
Update: On September 25, 2023, the Washington Department of Ecology extended the fleet reporting requirement discussed in the alert below by a month, to October 31, 2023....more
Fleet Reporting Requirement The Washington State Department of Ecology (Ecology) is requiring owners and operators of medium- and heavy-duty vehicle fleets to report information about their fleets to Ecology by September 30,...more
Two climate-related regulatory programs affecting business and industry in Washington state took effect on January 1, 2023. First, the Climate Commitment Act introduces an economywide emissions cap-and-invest program. Second,...more
At the end of last month, Washington State Governor Jay Inslee signed a new bill into law titled “Priority Chemicals in Consumer Products – PFAS Chemicals.” This act amends the State’s current regulation of priority...more
Washington state’s Pollution Control Hearings Board (PCHB) ruled on February 26 that the Washington Department of Ecology (Ecology) exceeded its Clean Water Act (CWA) authority by inserting a permit condition in the Aquatic...more