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 …

Webinar Jan. 29, 2025, 5 p.m. - Online. Clean Vehicles Program – for input from organizations and communities on rulemaking-related environmental justice issues

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

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.

Waste & Toxics. We work to safely manage solid, hazardous, and nuclear waste and reduce toxic chemicals in the products you use. We regulate the threats found in everyday household products and help businesses promote green practices to turn waste products into valuable resources.

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.

Author(s) Washington State Department of Ecology: Description: This publication provides an overview of how to manage your used oil according to Washington State’s Dangerous Waste Regulations.

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. ...