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About us

Ecology is Washington’s environmental protection agency. Our mission is to protect, preserve, and enhance Washington’s land, air, and water for current and future generations. Our innovative partnerships support environmental work throughout the state.

Get to know us

Find everything you need to know about Ecology — what we do, why we do it, the latest news, and how to join our team.

How we operate

Discover the resources we make available to the public, governmental agencies, and businesses.

Online tools & publications

View a comprehensive library of our environmental data sources, forms, and publications.

Accountability & transparency

We are accountable to people of Washington. See how we make information and reports available to the public.

Our role in the community

We partner with communities and agencies to respond to and address Washington's environmental needs.

Get involved

You can help shape our environmental decisions. Also get tips for helping our land, air, and water.