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Department of Ecology - State of Washington Logo
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<p>Rainbow over the Columbia River</p>

We're proud to protect, preserve, & enhance Washington's environment for current and future generations.

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Find water rights information on the new interactive web map

Join the collaborative effort to protect Washington's waters

Employee spotlight: Get to know our staff in the Nuclear Waste Program

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Secure Your Load, Save a Life

Prevent crashes and protect communities by securing your load

Sujete su carga, salve una vida

Learn how to secure your load for safer roads

More about litter prevention

News

Map of areas in Washington under drought declaration

Washington Water Supply Update

May 16, 2025

Plants paint a picture: Identifying wetlands through native plants

May 21, 2025

Make room for algal blooms

May 20, 2025

Brownfields: From blighted to beneficial

May 15, 2025

Ecology proposes new updates to help industry transition to clean semi-trucks

May 15, 2025

American Wetlands Month: Types of wetlands in Washington

May 14, 2025

On the path to cleaner water in the Spokane River watershed

May 13, 2025
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Public Input & Events

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Comment period

ends June 5, 2025

Lincoln Rock Hydrogen Facility – comment on the State Waste Discharge Permit Application for Lincoln Rock Hydrogen Facility in East Wenatchee

Water quality
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Open house

June 3, 2025, 4 p.m. - Freeland, WA

Whidbey Marine & Auto Supply Cleanup Site
Drop in during this two-hour open house (in-person or online) to learn more about this cleanup site and speak with Ecology staff.

Contamination cleanup
More public input & events
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