Toxics Release Inventory (TRI) reports are required under the Emergency Planning and Community Right-to-Know Act (EPCRA). TRI provides annual data about chemical releases and pollution prevention ...

Public comments are accepted over a 30-, 45-, or 60-day period. During that time, you can share your input with us about specific changes in the permits we regulate. We review all comments and then ...

Washington is home to some of the nation's most productive farmlands. The way landowners and operators manage their lands also has important impacts on water quality. We work with landowners, ...

Looking for a service provider? Here is a excel spreadsheet that lists certified UST service providers.This list is updated quarterly. Disclaimer: We do not assume any liability for the accuracy or ...

We work to reduce diesel pollution. Diesel exhaust puts healthy people at risk for asthma and respiratory illnesses. For other people, it can make their existing heart and lung diseases worse. Diesel ...

SEPA guidance for determining lead agency and evaluating the proposal. Under the State Environmental Policy Act (SEPA), most new proposals are reviewed by a designated “lead agency.” While this is ...

Submit an observation form to report any violation of the state single-use serviceware law you have observed. Beginning in 2022, businesses can no longer automatically include single-use items in ...

We invest funds from the Volkswagen settlement and our Clean Diesel program in projects that reduce emissions from transportation. These investments help improve air quality and people's health. They ...

Under RCW 42.56.120(2), we are allowed to recover costs directly related to the copying of public records. We cannot charge a fee for inspection of records, or staff time spent on locating records or ...

This is the gateway to Ecology's many web-accessible databases and tools.

The Padilla Bay Reserve offers a variety of educational programs for school groups, children, families, and adults. Our interpretive center features interactive exhibits, saltwater aquariums, and ...

In 2008, Washington's Legislature passed the Children's Safe Products Act (or CSPA) (Chapter 70A.430 RCW). This law applies to children’s products sold in Washington state. Washington’s laws apply to ...