Public Water Systems
4,181 active water systems in OH.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| TRI-COUNTY RURAL W AND S DISTRICT | WATERFORD, OH | 3,000 | 73 | — |
| BALTIMORE VILLAGE PWS | BALTIMORE, OH | 2,995 | 52 | — |
| OLD STRAITSVILLE WATER ASSOCIATION | LOGAN, OH | 2,950 | 140 | — |
| LAKENGREN WATER AUTHORITY | EATON, OH | 2,950 | 29 | — |
| LODI VILLAGE PWS | LODI, OH | 2,884 | 8 | — |
| TRUMBULL CO. - MINERAL RIDGE PWS | VIENNA, OH | 2,858 | 5 | — |
| BRIDGEPORT PUBLIC WATER SYSTEM | BRIDGEPORT, OH | 2,830 | 202 | — |
| LISBON VILLAGE | WARREN, OH | 2,821 | 301 | — |
| SOUTH ZANESVILLE PWS | ZANESVILLE, OH | 2,800 | 444 | — |
| GRAFTON VILLAGE PWS | GRAFTON, OH | 2,769 | 526 | — |
| MIDDLEFIELD VILLAGE PWS | MIDDLEFIELD, OH | 2,748 | 65 | — |
| BUCKEYE LAKE, VILLAGE OF PWS | BUCKEYE LAKE, OH | 2,746 | 14 | — |
| PUTNAM COMMUNITY WATER ASSOCIATION PWS | MARIETTA, OH | 2,744 | 78 | Detected |
| COVINGTON VILLAGE PWS | COVINGTON, OH | 2,718 | 34 | — |
| NEW RICHMOND VILLAGE PWS | NEW RICHMOND, OH | 2,698 | 42 | — |
| VERSAILLES VILLAGE PWS | VERSAILLES, OH | 2,687 | 76 | — |
| CLEAR WATER CORPORATION | SARAHSVILLE, OH | 2,670 | 130 | — |
| FREDERICKTOWN VILLAGE | FREDERICKTOWN, OH | 2,648 | 21 | — |
| LOUDONVILLE VILLAGE | LOUDONVILLE, OH | 2,641 | 15 | — |
| NEWPOINTE COMMUNITY CHURCH PWS | DOVER, OH | 2,640 | 0 | — |
| STRASBURG VILLAGE PWS | STRASBURG, OH | 2,610 | 80 | — |
| WOODSFIELD VILLAGE PWS | WOODSFIELD, OH | 2,598 | 137 | — |
| ST HENRY VILLAGE | ST HENRY, OH | 2,596 | 85 | — |
| ODNR-HOCKING HILLS STATE PARK | COLUMBUS, OH | 2,559 | 154 | — |
| CROOKSVILLE | CROOKSVILLE, OH | 2,534 | 213 | — |
| SILVER LAKE VILLAGE PWS | SILVER LAKE, OH | 2,519 | 12 | — |
| GIBSONBURG VILLAGE | GIBSONBURG, OH | 2,506 | 5 | — |
| GAMBIER VILLAGE PWS | GAMBIER, OH | 2,502 | 50 | — |
| AQUA OHIO - WORTHINGTON HILLS PWS | WESTERVILLE, OH | 2,500 | 0 | — |
| GLENDALE VILLAGE PWS | GLENDALE, OH | 2,500 | 32 | — |
| SWITZERLAND OF OHIO WATER | JERUSALEM, OH | 2,500 | 10 | — |
| MISSION CONVERSION SERVICES ALLIANCE LLC | PIKETON, OH | 2,500 | 102 | — |
| SABINA VILLAGE PWS | SABINA, OH | 2,493 | 205 | — |
| NEW CONCORD PWS | NEW CONCORD, OH | 2,491 | 213 | — |
| WILLIAMSBURG VILLAGE PWS | WILLIAMSBURG, OH | 2,490 | 104 | — |
| TRAVEL CENTERS OF AMERICA | WESTLAKE, OH | 2,490 | 183 | — |
| MIDDLEPORT VILLAGE PWS | MIDDLEPORT, OH | 2,446 | 96 | — |
| WAYNOKA REGIONAL WATER AND SEWER DIST | SARDINIA, OH | 2,428 | 72 | Clean |
| ENON VILLAGE PWS | ENON, OH | 2,415 | 135 | — |
| CRIDERSVILLE VILLAGE | CRIDERVILLE, OH | 2,410 | 152 | — |
| WRIGHT PATTERSON MEDICAL CENTER PWS | WPAFB, OH | 2,401 | 8 | — |
| MWCD-ATWOOD PARK | NEW PHILIDELPHIA, OH | 2,400 | 157 | — |
| LAGRANGE VILLAGE PWS | LAGRANGE, OH | 2,400 | 35 | — |
| MCARTHUR VILLAGE PWS | MCARTHUR, OH | 2,400 | 15 | — |
| ODNR - PYMATUNING STATE PARK | COLUMBUS, OH | 2,381 | 91 | — |
| AQUA OHIO - MOHAWK PWS | MASSILLON, OH | 2,376 | 34 | — |
| TRI-COUNTY WATER AUTHORITY | HARRISVILLE, OH | 2,370 | 17 | — |
| HEBRON VILLAGE PWS | HEBRON, OH | 2,368 | 59 | — |
| NOBLE COUNTY WATER AUTHORITY PWS | BELLE VALLEY, OH | 2,368 | 130 | — |
| MIAMI CO-N25A EXTENSION | TROY, OH | 2,367 | 11 | — |