Tap water in Miamisburg, OH — ZIP 45439
3 public water systems serving about 296,427 people. PFAS "forever chemicals" have been detected here.
C
Fair
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 45439
Montgomery County Water Services 1 Pws
PWSID OH5701315 · serves 150,207 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 10.7 ppt — above federal limit
Dayton Public Water System
PWSID OH5703512 · serves 141,407 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 10 ppt — above federal limit
Jefferson Regional Water Authority
PWSID OH5703012 · serves 4,813 ·
groundwater
0 health-based / 1 total violations (5 yrs)
· PFAS up to 6.9 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology