Carbon pollution from human activities is making ocean water corrosive. This harms marine life. Our new scientific tool helps ...

Washington’s gardeners have complained for decades about annoying scraps of trash they find in compost and products containing compost, like potting mixes. Plastic film and wrappers, bits of cardboard ...

Washington's Industrial Stormwater General Permit, which covers nearly 1,200 facilities, has new requirements to ensure cleaner stormwater is flowing into local waterways. The permit covers industrial ...

The rumble of diesel engines idling outside Washington’s schools is being replaced with the sound of silence. That’s because more and more Washington schools are making the switch to zero-emission ...

Beginning in 2027, a new law requires all local jurisdictions in Washington to separate yard waste from all other waste bound for the landfill, so that it can be collected and processed to reduce its ...

Ecology is considering amendments to Chapter 173-423 WAC, the Clean Vehicles Program rule. This public information session will consist of the following: A presentation Question and answer session ...

Submit an observation form to report any violation of the state plastic bag ban you have observed. Plastic bags are a major contaminant in Washington’s recycling facilities, waterways, roadways, and ...

We're working to reduce polluted runoff from streets, forests, and farms. When it rains, water flows across the land, streets, and sidewalks. Pollutants are carried by this water into local streams, ...

We also provide educational resources to property owners who want to drill a new well, maintain a well, or close down (decommission) an unused well. Well drillers and property owners have the ...

This information was modified from Chapter 2 of At Home with Wetlands: A Landowner's Guide. Wetlands perform many ecological functions. Knowledge and understanding about the complexities wetland ...

El Departamento de Ecología adoptó una nueva regla, Capítulo 173-167 WAC, Financiamiento de Emergencia por Sequía. Ecología está solicitando propuestas de los solicitantes de subvenciones para abordar ...