Public Water Systems
4,181 active water systems in OH.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| JACKSON/MILTON METRO WATER DISTRICT PWS | YOUNGSTOWN, OH | 3,728 | 38 | Detected |
| SHADYSIDE PUBLIC WATER SYSTEM | BARNESVILLE, OH | 3,689 | 66 | Detected |
| CAREY VILLAGE PWS | CAREY, OH | 3,674 | 39 | Clean |
| WEST UNION PUBLIC WATER SYSTEM | WEST UNION, OH | 3,670 | 28 | — |
| NORTHWESTERN W AND SD - WESTON | BOWLING GREEN, OH | 3,648 | 145 | — |
| NORTHWESTERN W AND SD - MIDDLETON TWP | BOWLING GREEN, OH | 3,615 | 0 | — |
| PAULDING VILLAGE | PAULDING, OH | 3,605 | 307 | Detected |
| HICKSVILLE VILLAGE | HICKSVILLE, OH | 3,600 | 43 | Detected |
| AQUA OHIO - LAKE DARBY | WESTERVILLE, OH | 3,562 | 4 | Detected |
| DELTA VILLAGE | DELTA, OH | 3,518 | 181 | Detected |
| LORDSTOWN VILLAGE PWS | LORDSTOWN, OH | 3,515 | 21 | Detected |
| MT GILEAD VILLAGE PWS | MT GILEAD, OH | 3,503 | 202 | Detected |
| HONDA DMA EAST LIBERTY WTP | MARYSVILLE, OH | 3,500 | 256 | Detected |
| COMMERCIAL POINT VILLAGE | COMMERCIAL POINT, OH | 3,497 | 59 | Detected |
| LOCKLAND VILLAGE PWS | LOCKLAND, OH | 3,486 | 45 | Clean |
| NORTH BALTIMORE VILLAGE | NORTH BALTIMORE, OH | 3,432 | 79 | Detected |
| LICKING COUNTY HARBOR HILLS PWS | BUCKEYE LAKE, OH | 3,415 | 28 | — |
| LEBANON CORRECTIONAL INSTITUTION | LEBANON, OH | 3,410 | 88 | Clean |
| HONDA DMA ANNA ENGINE PLANT | ANNA, OH | 3,400 | 96 | Detected |
| ODRC-PICKAWAY CORRECTION PWS | FREDRICKTOWN, OH | 3,376 | 129 | Detected |
| MORROW VILLAGE PWS | MORROW, OH | 3,360 | 84 | — |
| CADIZ VILLAGE PWS | CADIZ, OH | 3,353 | 282 | Clean |
| MINGO JUNCTION PWS | MINGO JUNCTION, OH | 3,350 | 156 | — |
| CALDWELL VILLAGE PWS | CALDWELL, OH | 3,300 | 95 | Detected |
| ATHENS CO., THE PLAINS S.D. 1 PWS | MILLFIELD, OH | 3,276 | 12 | — |
| NEW LONDON VILLAGE PWS | NEW LONDON, OH | 3,250 | 8 | — |
| GROVEPORT PWS | GROVEPORT, OH | 3,229 | 149 | Detected |
| AQUA OHIO - VILLAGE OF JEFFERSON | ASHTABULA, OH | 3,226 | 0 | Clean |
| WESTERN GUERNSEY REGIONAL WATER DISTRICT | CAMBRIDGE, OH | 3,225 | 29 | — |
| DAYTON VAMC WATER TREATMENT PLANT-BLD330 | DAYTON, OH | 3,216 | 12 | — |
| NEW MIAMI VILLAGE PWS | NEW MIAMI, OH | 3,200 | 114 | Clean |
| MILLERSPORT VILLAGE PWS | MILLERSPORT, OH | 3,200 | 84 | — |
| FAIRPORT HARBOR VILLAGE PWS | FAIRPORT HARBOR, OH | 3,180 | 207 | — |
| MCDONALD VILLAGE PWS | MCDONALD, OH | 3,172 | 25 | Detected |
| OBETZ VILLAGE PWS | OBETZ, OH | 3,167 | 24 | — |
| MILLERSBURG VILLAGE PWS | MILLERSBURG, OH | 3,151 | 11 | Clean |
| KELLEYS ISLAND VILLAGE | KELLEYS ISLAND, OH | 3,125 | 286 | — |
| GENOA VILLAGE | GENOA, OH | 3,110 | 79 | — |
| LAKEMORE VILLAGE PWS | LAKEMORE, OH | 3,068 | 37 | — |
| OAK HILL, VILLAGE OF | OAK HILL, OH | 3,067 | 112 | — |
| CARROLLTON VILLAGE | CARROLLTON, OH | 3,055 | 23 | — |
| DOYLESTOWN VILLAGE PWS | DOYLESTOWN, OH | 3,051 | 24 | — |
| NEW BREMEN VILLAGE | NEW BREMEN, OH | 3,034 | 21 | Detected |
| JEFFERSON CO W AND S DISTRICT- A | STEUBENVILLE, OH | 3,028 | 18 | Detected |
| MINSTER VILLAGE | MINSTER, OH | 3,025 | 331 | — |
| HIGHLAND RIDGE W AND S ASSOCIATION INC | LOWELL, OH | 3,022 | 3 | — |
| CLARK COUNTY GREEN MEADOWS 2 PWS | SPRINGFIELD, OH | 3,008 | 5 | Clean |
| ELDORA SPEEDWAY MAIN CONCESSIONS PWS | NEW WESTON, OH | 3,007 | 8 | — |
| MUSKINGUM VALLEY SCOUT | COSHOCTON, OH | 3,000 | 39 | — |
| GEAUGA COUNTY-BAINBRIDGE | CHARDON, OH | 3,000 | 26 | — |