Puget Sound

Puget Sound, the nation’s second largest marine estuary, faces a number of challenges related to population growth and development, habitat loss, and pollution. We work with local and tribal governments, state and federal agencies, non-profits, and private sector partners to protect and restore the Sound.
Puget Sound, the nation’s second largest marine estuary, faces a number of challenges related to population growth and development, habitat loss, and pollution. We work with local and tribal governments, state and federal agencies, non-profits, and private sector partners to protect and restore the Sound.

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Puget Sound officially a No Discharge Zone

Under the historic new rule, vessels are prohibited from releasing any sewage (blackwater), treated or untreated, within Puget Sound. This will help protect shellfish and people. 

Cleaning up: In-water cleanup moving forward at Seattle’s iconic Gas Works Park
Cleanup of Gas Works Park in Seattle is moving forward. We invite you to comment on two environmental cleanup documents and attend a public meeting.
Cleaning up: Getting ready for more Bellingham Bay cleanup
Ecology is cleaning up Bellingham Bay one site at a time. This year you’ll see fieldwork at TWO sites!
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.
Clean Beaches Week:
Clean Beaches Week is held July 1 – 7, a time when beaches are especially vulnerable to more trash. Learn what you can do to help.
Community Science Month is coming
Science isn’t just for professional scientists. In April we’ll explore some of the ways anyone can get in on the action.
Don’t go breaking my heart, crab!
As rare and wondrous as true love itself, the heart crab maintains a quiet existence, delighting the hearts of those lucky enough for a chance encounter.
Beach poop is everyone's business

Swimming in fecal bacteria is not only gross but can make you sick.

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: Algal Blooms

Excess nutrients can cause an explosion of algae growth called algal blooms, we discuss more about these blooms.