Outlines results of a study to assess PFAS in biosolids generated at 44 WWTPs across Washington state.
Washington State Department of Ecology
Washington Assesses PFAS Levels in State Biosolids
The Washington Department of Ecology (Ecology) in September released an Assessment of PFAS Levels in Washington State Biosolids, documenting the results of a study begun in 2024 to assess PFAS…
Washington Bag Ban Evaluation
Washington ‘Opens Pathways’ to Clean Water through Permeable Pavement & Public Art
The City of Tacoma, Washington completed water quality improvement projects in two neighborhoods that combine stormwater management, safer streets, and public art.
Washington Launches AFFF Disposal Program
The Washington State Department of Ecology on September 29 launched its Aqueous Film-Forming Foams (AFFF) disposal program, through which permitted hazardous waste service providers will collect PFAS firefighting foams from…
Washington State Department of Health Dashboard for Drinking Water Results
This online dashboard includes a mapping tool showing PFAS results for drinking water testing at Group A public water system sources, as well as a data table and summary statistics.
Washington Department of Ecology PFAS Chemical Action Plan
This PFAS Chemical Action Plan recommends actions to address PFAS in the environment and resulting human impacts.
Washington Department of Ecology AFFF Collection & Disposal Program
This webpage describes the benefits of participating in the AFFF Collection & Disposal program, elibigility, how to join, and FAQs.
Washington Department of Ecology Dangerous Waste Guidance
This webpage provides guidance to ensure businesses properly handle and dispose of dangerous waste.
Washington Adopts Restrictions on Carcinogens in Cosmetics
Last month, the Washington State Department of Ecology (Ecology) adopted a rule imposing restrictions on 25 formaldehyde-releasing chemicals, which are known carcinogens commonly used to extend the shelf life of…
