The peril on the plains
November 25, 2025
EWU geologist Chad Pritchard (on bridge) with students sampling Garden Springs creek in Spokane’s Finch Arboretum in autumn of 2024. The creek is fed with spring water originating near the Spokane International Airport. The sampling revealed levels of PFAS (Per-and Polyfluoroalkyl) chemicals in the creek well in excess of federal drinking water standards




