Water quality

Ecology is responsible for keeping Washington waters clean and helping polluted waters recover.
Ecology is responsible for keeping Washington waters clean and helping polluted waters recover.

Search Blog Posts

191 results.

New report compiles information about Washington’s groundwater health
A new report called the Washington Nitrate Prioritization Project identifies groundwater areas in the state that are most vulnerable to nitrate contamination.
Beaver reintroduction a watershed success
In the fall of 2014, with the help of staff and volunteers. Kent released three beaver pairs in three separate streams in Black Canyon.
Lots of thoughtful feedback received as we update the CAFO permit
We appreciate that so many citizens, producers, groups and organizations took their time to give us thoughtful comments on the permit we're updating for concentrated animal feeding operations.
Padden Creek's daylighting a big win for fish
The city of Bellingham is finishing up the Padden Creek Daylighting project, a $2.8 million effort that re-routed 2,300 feet of the creek from a brick tunnel into a natural stream channel.
We swim the Duwamish!
The swims are part of a campaign to draw attention to efforts both under way and still needed, to restore and protect the river.
How and why we regulate the use of pesticides in water

We explain how we use our water quality standards and permits to regulate the use of aquatic pesticides. When used properly, aquatic pesticides can ;provide benefits to Washington's water.

The right plants and wise water use make for a happy Mother's Day

While we all should regularly practice water conservation, you can pick a gift for mom this year from a wide selection of drought tolerant plants and trees.

News Release: Ecology, shellfish growers cancel pesticide spraying permit
Following discussions over the weekend, Ecology and the Willapa-Grays Harbor Oyster Growers Association have agreed to cancel a recently issued permit.
New oyster permit substantially reduces toxics in Willapa Bay and Grays Harbor
We monitor, analyze and plan ways to clean and protect our state's waters. This involves limiting and restricting the ways facilities, farms and others discharge any pollution into our waterways.
Nonpoint pollution: What's the point?
Nonpoint pollution is not just an urban phenomenon, nonpoint pollution is a problem in suburban and rural areas as well.