Annual reports are due March 15, 2025. See below for more program information. Correction to email address in Chapter 173-443 WAC The email address for contacting Ecology’s Hydrofluorocarbons Team ...

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 ...

Clean air is vital for everyone. We manage smoke, vehicle pollution, industrial emissions, and other pollutants so communities have healthy air to breathe. We do this through permits, regulations, and ...

Our mission is to keep Washington waters clean. Use this site to find out if a lake, stream, or marine beach near you is healthy or polluted. Learn about water cleanup plans and how we’re addressing ...

We maintain the spatial datasets described here in order to better describe Washington's diverse natural and cultural environments. As a public service, we have made some of our data available for ...

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 ...

Phases out the use of copper in vehicle brakes and requires manufacturers to certify that brakes comply with the law. Regulates lead, cadmium, phthalates, and other chemicals in children's products.

Our Product Replacement Program is a cutting-edge, preventative program designed to identify and address the most problematic chemicals impacting the state. It provides: Reimbursement funding.

Every five years, the Washington Coastal Zone Management Program conducts a self-assessment of our program to determine gaps and improvement opportunities within nine enhancement areas, and to assess ...

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 ...

Your input is valuable to our decision-making process. We post water right documents for notice or comment. Documents posted for comment have a link to our online comment form. Other documents are ...

Solid waste incinerators (excluding hog fuel burners and crematoria facilities) Municipal waste landfills Special incinerator ash landfills or monofills Inert waste and demolition waste landfills All ...