💧 ZIP Water Report

Tap water in Siloam Springs, AR — ZIP 72734

4 public water systems serving about 55,418 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 72734

Siloam Springs Waterworks
PWSID AR0000056 · serves 23,940 · surface water
0 health-based / 1 total violations (5 yrs) · PFAS up to 7 ppt
B
Washington Water Authority Wwa
PWSID AR0000574 · serves 20,140 · surface water
0 health-based / 0 total violations (5 yrs)
A
Gentry Waterworks
PWSID AR0000048 · serves 8,870 · surface water
0 health-based / 0 total violations (5 yrs)
A
Decatur Waterworks
PWSID AR0000052 · serves 2,468 · surface water
0 health-based / 0 total violations (5 yrs)
A

Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology