Drinking Water Systems Reported for ZIP 45656
OAK HILL, Ohio — 2 water systems are associated with this ZIP in EPA service-area data
Largest Reported System
CHILLICOTHE CORRECTIONAL INSTITUTION
PWSID: OH7101212
6 EPA violation records in the five-year period ending June 30, 2026
D
Several health-based records
TapScore compliance-history grade
Other Systems Reported for This ZIP
OAK HILL, VILLAGE OF
3,067 served37 historical records
A