Washington’s coastal zone encompasses all the marine shorelines on the Pacific Ocean coast as well as Puget Sound, Hood Canal and Strait of Juan de Fuca. It also includes all the lands and waters in ...

World Wetlands Day is celebrated every Feb. 2 to help raise global awareness about the importance of wetlands to people and the planet.

Ecology funding is supporting efforts to reconnect Myers Creek in Okanogan County to its floodplain to restore wetlands. Communities across Washington are preparing to improve wastewater facilities, ...

To reduce the severity and duration of major and catastrophic floods that occur in the Chehalis River basin in southwest Washington, the Chehalis River Basin Flood Control Zone District (Flood ...

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.

Water conservancy boards may provide a faster option for processing your application for change or transfer of a water right. Available in many areas of the state, water conservancy boards process ...

Commercial and industrial businesses that emit large amounts of air pollution must get an air operating permit. An air operating permit is a master document that lists all of the air pollution ...

We accredit many laboratories inside of wastewater facilities for wastewater compliance testing. Most of these facilities have small water-testing laboratories, though many do not have specialized lab ...

Refer to the 2024 updated TAPE Process Overview for everything you need to know about how we evaluate your technology. We also accept applications to the Chemical Technology Assessment Protocol – ...

As we administer laboratory accreditation, we are implementing methods and standards specified in federal and state regulations for environmental and drinking water testing. Clean Water Act analytical ...

Cleaner cars. Cleaner fuels. Cleaner power. Cleaner planes. Little by little, Washington is moving the needle toward a clean ...

The Washington Natural Resource Damage Assessment (RDA) Committee meets monthly to determine the most appropriate method for assessing environmental injury from oil spills into state waters. Meeting ...