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Sampling the seafloor with van Veen
The van Veen grab sampler, also called "the grab," is an important tool for researching marine health through sediment studies.
Washington's ambitious new mobile air monitoring study
Ecology prepares to embark on a year-long mobile study of air quality across Washington.
2026 wildfire season: air quality in review
Summary of the 2026 wildfire season.
Ecology launches new study for battery energy storage systems
We’ve launched a study to determine the impacts of battery energy storage systems in which we’ll consider the best available science to assess impacts, reduce risk, and help guide future projects.
Your bathroom has secrets
In this interview, we answer questions about Washington's Toxic-Free Cosmetics Act - the state law reducing harmful chemicals in cosmetics.
Environmental studies for clean energy facilities underway
We are working on new environmental studies that evaluate the potential impacts of alternative jet fuel facilities and battery energy storage systems.
Washington water supply update
The April 2026 drought declaration is still in effect with predictions for summer and fall suggesting we're in for a warm dry summer and fall.
Study shows fecal bacteria levels have declined in the Snohomish River Basin
Sustained local efforts and clean water projects have reduced bacteria pollution in Snohomish County.
Washington water supply update
El Niño has arrived bringing an increased probability of a warm, dry winter next year.
The science behind drought declarations
From snowpack data, to river forecasts to climate predictions, there's a lot of science behind a drought declaration.