Our programs

Headquartered in Lacey, WA, with regional offices across the state, Ecology employees maintain high standards of transparency, professionalism, and accountability.

The employees in our environmental programs exhibit leadership in scientific research, creative problem-solving, complex project management, and innovative partnerships. We balance the resource demands of today's growing population and economy, preventing and cleaning up polluted places, and planning for future generations of people, fish, and wildlife. 

Air Quality

We partner with local clean air agencies to ensure communities have healthy air to breathe.

Environmental Assessment

We assess and monitor the environment, collect and share data, and assure that our science meets the highest standards. 

Hazardous Waste and Toxics Reduction

We provide assistance to manage dangerous waste, prevent pollution, and foster sustainability.

Nuclear Waste

We oversee cleanup of the toxic legacy of plutonium production at Hanford, and help keep people and the environment safe from dangerous radioactive and chemical hazards.

Office of the Columbia River

We are working to meet current and future water needs for Eastern Washington, in the Columbia River basin, and its tributaries.

Office of Chehalis Basin

We are working to reduce flood-related damages while restoring aquatic species habitat in the Chehalis River basin in Southwest Washington, the state's second largest river drainage system.

Shorelands and Environmental Assistance

We support community conservation efforts for shorelands, wetlands, and floodplains.

Solid Waste Management

We coordinate solid waste management and recycling programs for public safety and resource efficiency.

Spill Prevention, Preparedness, and Response

We prevent, prepare for, and respond to oil and hazardous materials spills.

Toxics Cleanup

We work to clean up accidental spills of dangerous materials and past contamination of land and water.

Water Quality

We protect Washington's waters for recreation, drinking, public health, business activities, and fish and wildlife.

Water Resources

We manage water to sustainably meet the current and future needs of people, farms, and fish.