News & Analysis as of

Washington Clean Water Act

Schwabe, Williamson & Wyatt PC

Ports Must Control Stormwater Across Their Entire Footprint

Washington State requires ports to control stormwater discharges across their entire footprint, though federal rules cover only certain port facilities. According to a recent decision by the Ninth Circuit Court of Appeals,...more

Beveridge & Diamond PC

Ecology Proposes Significant—And Legally Vulnerable—Changes to Washington’s Industrial Stormwater General Permit

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

Schwabe, Williamson & Wyatt PC

Clean Water Act Assurances Under Attack

Earthrise Serves EPA with Notice of Intent to Sue, Challenging Washington’s Forest Practices Rules Nearly 20 years ago, the Washington Forest Practices Board adopted forest practices rules intended to address water quality...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Section 401 Clean Water Act/Water Quality Standards: Washington State Conditions Certification for Dams' Operations on Temperature...

The Washington Department of Ecology (“WDE”) on May 7th issued Clean Water Act Section 401 water quality certifications for eight federal dams conditioned on compliance with certain temperature water quality standards. The...more

Perkins Coie

Washington Pollution Control Hearings Board Rules Ecology Exceeded its Authority Under CWA, Invalidates NPDES Permit Condition

Perkins Coie on

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

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