Your input is valuable to our decision-making process. We post water right documents for notice or comment. Documents posted for comment have a link to our online comment form. Other documents are ...

We use Geographic Information System (GIS) tools and procedures to help accomplish our mission to protect the land, air, and water of the state. This technology is widely used in support of the agency ...

We maintain the spatial datasets described here in order to better describe Washington's diverse natural and cultural environments. As a public service, we have made some of our data available for ...

SEPA guidance for determining lead agency and evaluating the proposal. Under the State Environmental Policy Act (SEPA), most new proposals are reviewed by a designated “lead agency.” While this is ...

Looking for a service provider? Here is a excel spreadsheet that lists certified UST service providers.This list is updated quarterly. Disclaimer: We do not assume any liability for the accuracy or ...

The Rayonier Mill property covers about 70 acres of land on the shore of the Strait of Juan de Fuca. Ennis Creek runs from the foothills of the Olympic Mountains, through the site, and into Port ...

We work to safely manage solid, hazardous, and nuclear waste and reduce toxic chemicals in the products you use. We regulate the threats found in everyday household products and help businesses ...

We enforce Washington's regulations on toxic chemicals in products, educate the public about these chemicals, and develop policies to reduce or eliminate the use of toxic chemicals whenever possible.

In the 2021-23 biennial budget, the state Legislature appropriated $9 million for a grant program to help municipalities prepare and plan for future treatment facility upgrades and implement ...

The dangerous waste annual report is a combination of required forms and other documents that summarize your dangerous waste activities in Washington. If you have an active EPA/State Identification ...

We also provide educational resources to property owners who want to drill a new well, maintain a well, or close down (decommission) an unused well. Well drillers and property owners have the ...

Every five years, the Washington Coastal Zone Management Program conducts a self-assessment of our program to determine gaps and improvement opportunities within nine enhancement areas, and to assess ...