Contamination cleanup

Contamination cleanup helps restore habitat for wildlife, provides new opportunities for recreation, and protects people’s health by removing toxic chemicals from the environment.
Contamination cleanup helps restore habitat for wildlife, provides new opportunities for recreation, and protects people’s health by removing toxic chemicals from the environment.

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Permit updates focus on cleaner stormwater for growing communities

Review Ecology's proposed changes to the municipal stormwater permits for the state's most populated cities and counties.

Introducing the Puget Sound Benthos Toolbox

Our list of Puget Sound invertebrates is over 1,200 and growing! We have compiled photos, descriptions, and reference materials of all documented invertebrates in a new interactive dashboard.

How we’re gathering new thermal data at the DTG-Anderson Landfill

The Yakima Health District and Ecology are using thermal imaging to assess the underground fire at the DTG-Anderson Landfill in Yakima. Here's how we took the photos and what the data show us.

Cleaning up: Fieldwork continues on Bellingham’s working waterfront

The Central Waterfront site of the Bellingham Bay cleanup is on course for cleanup construction to begin in 2026. This month, we begin a round of fieldwork to fill out the details of the cleanup.

Native plants take root along Hangman Creek

Hangman Creek sees largest riparian restoration effort in Spokane County’s history.

Everett wastewater treatment plant’s water quality permit up for review

We’re inviting the public to comment on the draft water quality permit for the Everett wastewater treatment plant.

Camano Island community takes the lead on septic solutions

The Maple Grove Community on Camano Island worked with Ecology and Craft3 to create a solution for their septic issues by the community, for the community. 

Stormwater research collaboration leads to cleaner water for all

Ecology has municipal stormwater permits for the state’s populated cities & counties. The permits are aimed at reducing stormwater pollution, so that cleaner stormwater is entering local waterways.

Bad blood? More like "mad love" for the Pacific blood star

With its bright coloring, the Pacific blood star Henricia leviuscula is a recognizable sight in rocky tide pools. Read on to learn about the crimson critter with a few tricks up its spindly sleeves.

Clean water funding supports upgrades at Pasco facility

Ecology is supporting The City of Pasco’s Process Water Reuse Facility, with our clean water grants and loans program to help upgrade and expand the facility.