Tap water in Loon Lake, WA — ZIP 99006
2 public water systems serving about 12,919 people. PFAS "forever chemicals" have been detected here.
F
Failing
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 99006
Stevens Co Pud - Suncrest
PWSID WA5385202 · serves 7,484 ·
groundwater
0 health-based / 0 total violations (5 yrs)
· PFAS up to 4.4 ppt
Deer Park City Of
PWSID WA5318500 · serves 5,435 ·
groundwater
0 health-based / 41 total violations (5 yrs)
· PFAS up to 7.5 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