Who we are. Our agency is dedicated to preserving and protecting the environment in Washington. To learn how we preserve and protect Washington's land, air, and water for today and for future ...

We recently updated our website to a new platform and not all of our historical documents are available online yet. We know that you reference these documents and we are working to make them available ...

We have four regional offices and four field offices across the state. Northwest Region: Island, King, Kitsap, San Juan, Skagit, Snohomish and Whatcom counties ...

The Water Resources Advisory Committee (WRAC) is a forum for issues related to water resources management in Washington state. This stakeholder group is comprised of about 40 people representing state ...

We provide tailored planning assistance and guidance to support locally relevant policy and regulatory decisions. The Washington Coastal Resilience Project is a three-year multi-agency and ...

Licensed well operators and trainees can enter data for resource protection well reports directly on our website, using the well report gateway. The information will be in our well report database ...

Rulemaking that has been officially filed with the Washington State Legislature’s Code Reviser’s Office (filed a CR-101 form) and are sorted by topic.; Recently closed rulemakings. (closed rulemaking ...

Green chemistry and sustainable design. Using green chemistry is part of sustainable design — a way for scientists and engineers to provide innovative and creative ways to reduce waste, conserve ...

Our Solid Waste Management program coordinates solid waste and recycling programs in Washington. The state is committed to reducing and recycling waste wherever possible, and safely managing what ...

Puget Sound faces many threats from the everyday activities of the 4.5 million people who live on or around the nation’s second largest marine estuary. The Puget Sound region includes 2,800 square ...

Spill management teams (SMTs) are representatives and assigned personnel trained to integrate into an incident command system or unified command system and manage an oil spill. Spill management teams ...

Water & Shorelines. We improve and protect water quality, manage and conserve water resources, and effectively manage coastal and inland shorelines to assure our state has sufficient supplies of clean ...