Tap water in Spokane, WA — ZIP 99217
3 public water systems serving about 356,599 people. PFAS "forever chemicals" have been detected here.
D
Poor
PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5
testing. Levels and the 2024 federal limits are shown per system below.
Water systems serving 99217
Spokane City Of
PWSID WA5383100 · serves 346,138 ·
groundwater
0 health-based / 0 total violations (5 yrs)
· PFAS up to 6.1 ppt — above federal limit
Spo Co Water Dist 3 Sys 4
PWSID WA5393354 · serves 6,233 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Trentwood Irrigation District 3
PWSID WA5389250 · serves 4,228 ·
groundwater
0 health-based / 3 total violations (5 yrs)
· PFAS up to 12 ppt — above federal limit
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology