Current Thurston County algae advisories and the risks of swimming during an algae bloom

Review water system plans for small water system and learn how Thurston County residents have a safe supply of drinking water

Report a public health problem or concern to our environmental health division

Protect water quality in the many lakes of Thurston County

Information related to forming a lake management group

Information for water recreation facility owners and pool homeowners

The PIC team works to eliminate or mitigate contamination to waters of the county

Topics related to the shellfish safety and the Shellfish Protection Districts, which helps implement water quality improvement activities

The interconnection of water bodies and human use relies on each of us to take consideration of our actions and subsequent impacts

The lab carries out bacterial and nitrate analyses of drinking water, surface water, suspected sewage discharges, treatment plant effluent, marine water, and soils

Review current projects and advisory committees in Thurston County dedicated to keeping local aquifers and steams safe and clean

A collection of scanned records that support the hydrogeologic history of Thurston County

Thurston County water quality resources quick links

Information to help you stay safe while enjoying swimming & boating in Thurston County