Tap water in Siloam Springs, AR — ZIP 72761
5 public water systems serving about 63,545 people. PFAS "forever chemicals" have been detected here.
B
Good
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 72761
Siloam Springs Waterworks
PWSID AR0000056 · serves 23,940 ·
surface water
0 health-based / 1 total violations (5 yrs)
· PFAS up to 7 ppt
Washington Water Authority Wwa
PWSID AR0000574 · serves 20,140 ·
surface water
0 health-based / 0 total violations (5 yrs)
Gentry Waterworks
PWSID AR0000048 · serves 8,870 ·
surface water
0 health-based / 0 total violations (5 yrs)
Lincoln Waterworks
PWSID AR0000572 · serves 6,690 ·
surface water
0 health-based / 1 total violations (5 yrs)
Elkins Waterworks
PWSID AR0000567 · serves 3,905 ·
surface water
1 health-based / 1 total violations (5 yrs)
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology