Public Access is Closed to MOST County Facilities Due to COVID-19.

In response to Governor Inslee's Stay Home, Stay Healthy order, Thurston County has moved to an essential services model, in effect
through Sunday, May 31, 2020. Courts and other elected offices may operate under different hours or restrictions.

(Solid waste facilities are open. For more information, visit:
(For more information on essential functions, visit:
(For office contacts, visit:

Voluntary Stewardship Documents & Maps


Below is a list of Thurston County critical areas and related maps. These may be of interest to those who are involved in the creation and implementation of the Voluntary Stewardship Program. Please note that you can find these, along with other official County maps, at
Critical Aquifer Recharge Areas
Critical Aquifer Recharge Areas – Agriculture   (PDF, 5.7MB)
Frequently Flooded Areas
100-Year Floodplain   (PDF, 3.3MB)
Fish and Wildlife Conservation Areas
Soils Associated with Prairie and Mazama Pocket Gopher Habitat   (PDF, 4.1MB)
Gelogic Hazard Areas
Slope   (PDF, 9MB)
Wetlands   (PDF, 8.1MB)
Other relevant maps
Water Quality   (PDF, 1.6MB)
Zoning   (PDF, 2MB) 
Open Space Tax Program and Designated Forest   (PDF, 1.6MB)
2019 Monitoring Report DRAFT Maps