The Washington State Department of Ecology provides resources and guidance on environmental protection and sustainability.

What’s in My Neighborhood is a map-based search tool. Cleanup and Tank Search is text-based. Both let you filter sites by location, contaminant, cleanup status, and more. These tools also show completed cleanups. A cleanup site is a place where a toxic substance is …

Spills & Cleanup. We prevent and clean up toxic leaks and spills across the state. We respond to spills, inspect chemical storage and transport facilities, and clean up complex contaminated sites that threaten the health of people and the environment.

First choose the area you want to search. There are two ways to do this: Search the area visible on the map. Enter an address in the search field, or moving and zooming the map with your mouse.

Cleanup and Tank Search Ecology works to clean up contaminated sites throughout Washington State. We also regulate and inspect underground storage tanks to help prevent leaks and spills.. Site Lists

CLARC January 2025 updates are now online. Cleanup Levels and Risk Calculation (CLARC) is a compendium of technical information related to calculating cleanup levels under Washington's Cleanup Rule, the Model Toxics Control Act (MTCA) Regulation, Chapter 173-340 WAC. On these pages, you'll find information to help you establish cleanup levels for chemicals found at …

About us. Our vision: Our partnerships protect and sustain healthy land, air, water, and climate in harmony with a strong economy. Our mission: To protect, preserve, and enhance Washington’s environment for current and future generations.

Spills. We prevent, plan for, and respond to spills of oil and hazardous material in Washington.

Learn about our environmental programs. Air Quality – We partner with local clean air agencies to ensure communities have healthy air to breathe.. Climate Pollution Reduction Program – We implement policies and programs to reduce carbon emissions in the state of Washington so that the state meets its statutory greenhouse gas emission limits. ...

Author(s) Sarah Miller: Description: Yard Program timeline and owner expectations: REQUEST A COPY The mission of the Department of Ecology is to protect, preserve, and enhance Washington’s environment.