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

24 results.

Gathering the science
We recently installed eight river monitors to help us detect where pollution affecting Puget Sound comes from.
Eyes Over Puget Sound: River flows above normal

Cooler and wetter conditions set the stage for a favorable supply of freshwater in June 2017.

If fish could talk — what Palouse River fish are telling us

Crews from Ecology and local Conservation Districts spent six weeks collecting fish from the Palouse River in Southeastern Washington.

Anderson Lake study suggests toxic blooms are a recent development
Core sampling study shows history of Anderson Lake’s toxic algae
Spokane River is getting cleaner with local task force’s help

A recent report shows success in reducing PCBs in the Spokane River watershed.

Nutrient pollution modeling shows different futures for Puget Sound
This week, we shared our latest Salish Sea modeling results, which are moving us another step forward on regional efforts to reduce nutrients.
Latest health report on Washington beaches
See the good, the best, and the poopiest marine swimming beaches in our BEACH Program Annual Report.
Puget Sound Nutrient Watch: What we're learning from other states

We invited experts from Long Island Sound, Chesapeake Bay, and the San Francisco Bay to speak to the Puget Sound Nutrient Forum and share their work on reducing nutrients in estuaries

Our 5 most popular science reports
Our scientists publish about 100 scientific documents every year. The five most popular range from studies using the Salish Sea Model to instructions for gaining lab accreditation.
Is a harmful algae bloom coming to a lake near you?
Spring is when algae blooms can be seen in lakes, some of which are harmful to people, pets, and wildlife. Pay attention to warning and closure signs!

Showing 11 - 20 of 24 results.