To request ADA accommodation, contact Ecology's ADA Coordinator by email at [email protected], or call 360-407-6831, 711 (relay service), or 877-833-6341 (TTY). More about our accessibility ...

Rainwater collection, including the use of rain barrels, has become more popular as a supplemental source of water. In 2009, we issued a rainwater use interpretive policy, which clarifies that you may ...

The goal of the Stormwater Work Group (SWG) is to continue to develop and implement a sustainable, cooperative stormwater monitoring and assessment framework. We are implementing the 2010 Stormwater ...

Ecology has a role in protecting water quality at forestry sites, and our analysis of the draft Forest Practices Board rule ...

Rulemaking that has been officially filed with the Washington State Legislature’s Code Reviser’s Office (filed a CR-101 form) and are sorted by topic. Recently closed rulemakings. (closed rulemaking ...

Water availability is directly related to how much annual precipitation the state receives. We monitor current water and snowpack supplies and future weather conditions so we can inform the public and ...

Find a moderate risk waste disposal site in your county. Accepts: Household hazardous waste. Does not accept wastes from business unless it is a scheduled small business collection event. Check with ...

Wildfire smoke is a major threat to human health. Smoke from wildfires is the largest source of particle pollution in Washington. Breathing in smoke causes wheezing and coughing, heart and lung ...

We measure the temperature of rivers and streams across the state. In summer, we continuously log stream temperatures at 30-minute monitoring intervals at most long-term and basin ambient monitoring ...

Have a wetland-related question? Find our regional wetland and subject-specific wetland contacts.

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 ...

Low Impact Development (LID) is a stormwater and land-use management strategy that tries to mimic natural hydrologic conditions by emphasizing the following techniques: Conservation Use of on-site ...