Home - Washington State Department of Ecology The Washington State Department of Ecology provides resources and information to protect and manage Washington's environment and natural resources
Environmental lab accreditation - Washington State Department of Ecology We accredit environmental laboratories — including those that analyze drinking water, wastewater, surface water, groundwater, stormwater, biosolids, fish tissue, soil, sediments, and solid and aqueous waste — for Washington state Accredited laboratories provide essential data used to help
Research Data - Washington State Department of Ecology Ecology provides the high-quality science that is the foundation of Washington state environmental policy Our monitoring, assessment, and modeling services provide a data-rich understanding of our state’s land, air, and water We provide access to that data through reports, databases, maps and user-friendly online tools
Ecology prepares to fund 121 clean water projects Ecology funding is supporting efforts to reconnect Myers Creek in Okanogan County to its floodplain to restore wetlands Communities across Washington are preparing to improve wastewater facilities, install stormwater treatment, and fund new septic systems, thanks to $156 8 million in grants and
Jan. 15 - Washington State Department of Ecology On Thursday, Congress approved a record budget for cleanup for the Hanford Site in Washington state, one of the world’s most contaminated and complex nuclear cleanup projects
Did record rainfall end Washington’s drought? As we enter 2026, let’s take a moment to check in on what a wild month of December weather has meant for snowpack, water supplies, and the potential for drought in the year ahead The massive rains and devastating floods that swept through communities across Washington in the first half of December were followed by cooler weather that led to heavy snowfall, and then a dry patch to finish out
Recycling Reform Act - Washington State Department of Ecology Ecology has issued a Request for Information (RFI) to support implementation of Washington’s Recycling Reform Act The RFI seeks technical information, datasets, and recommendations to inform development of statewide recycling and composting lists and required needs assessments Input from service
Oct. 1 - Washington State Department of Ecology In the Yakima Basin, a third consecutive year of drought has caused historically low reservoir storage and streamflows To address those conditions, the Washington Department of Ecology is issuing an unprecedented halt to surface water use from Oct 6 through the end of October Although irrigation