Public Water Systems
4,181 active public water systems in OH, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| ROSABELLA WINERY | AUSTINBURG, OH | 60 | 7 | — |
| GARDEN OF LOVE CHURCH | LIMA, OH | 60 | 15 | — |
| CAMP PRESMONT INC. | CADIZ, OH | 60 | 48 | — |
| MT PLEASANT UNITED METHODIST CHURCH PWS | CARROLLTON, OH | 60 | 0 | — |
| LAKELAND GOLF CLUB | SAINT PARIS, OH | 60 | 14 | — |
| SAINT PARIS CHURCH OF NAZARENE PWS | SAINT PARIS, OH | 60 | 82 | — |
| PARKER TRUTEC WEST PWS | URBANA, OH | 60 | 8 | — |
| ARISE IN CHRIST | DONNELSVILLE, OH | 60 | 57 | — |
| PREMIER PARK ESTATES LLC | MINERVA, OH | 60 | 207 | — |
| AVALON FAMILY RESTAURANT | HANOVERTON, OH | 60 | 61 | — |
| HANOVERTON CHRISTIAN CHURCH | HANOVERTON, OH | 60 | 28 | — |
| BARNETTS MOTEL PWS | SALEM, OH | 60 | 7 | — |
| SALEM BIBLE CHURCH | SALEM, OH | 60 | 34 | — |
| COOKS CORNER PWS | COLUMBIANA, OH | 60 | 5 | — |
| HICKORY FLAT GOLF COURSE | WEST LAFAYETTE, OH | 60 | 48 | — |
| KEENE UNITED METHODIST CHURCH PWS | COSHOCTON, OH | 60 | 64 | — |
| PEARL VALLEY CHEESE, INC | FRESNO, OH | 60 | 0 | — |
| TWENTY ONE BARRELS, LTD PWS | BRADFORD, OH | 60 | 0 | — |
| ART SENSE | CENTERVILLE, OH | 60 | 0 | — |
| FARMER UNION CHURCH | MARK CENTER, OH | 60 | 101 | — |
| BROOKDALE MOBILE HOME PARK | LANCASTER, OH | 60 | 72 | — |
| BUFFALO LICK | CARROLL, OH | 60 | 120 | — |
| CHARLES ALLEY MEMORIAL PARK PWS | LANCASTER, OH | 60 | 16 | — |
| PLEASANT CHAPEL CHURCH OF GOD PWS | LANC ASTER, OH | 60 | 13 | — |
| RAGER ROAD CHURCH OF CHRIST PWS | CANAL WINCHESTER, OH | 60 | 17 | — |
| AHMADIYYA MOSQUE PWS | GROVEPORT, OH | 60 | 22 | — |
| CHESTERLAND BAPTIST CHURCH | CHESTERLAND, OH | 60 | 45 | — |
| GEAUGA PARKS - VETERANS LEGACY WOODS | CHARDON, OH | 60 | 131 | — |
| CENTERVILLE MILLS LAKESIDE CENTER | CHAGRIN FALLS, OH | 60 | 77 | — |
| MULTI-WING AMERICA, INC. | BURTON, OH | 60 | 106 | — |
| FIRST CONGREGATIONAL CHURCH OF CLARIDON | HUNTSBURG, OH | 60 | 71 | — |
| OLD US 35 CAMPGROUND | JAMESTOWN, OH | 60 | 59 | — |
| KIMBOLTON MARATHON | MASSILLON, OH | 60 | 35 | — |
| RILEY CREEK BAPTIST CHURCH | BLUFFTON, OH | 60 | 44 | — |
| FIRST CHURCH OF GOD - RIDGEWAY | RIDGEWAY, OH | 60 | 63 | — |
| SALTY LONGHORN'S BAR & GRILL LLC PWS | BELLE CENTER, OH | 60 | 0 | — |
| HOCKING HILLS KOA | LOGAN, OH | 60 | 38 | — |
| SHEPHERD OF THE HILLS EVANGELIC CHURCH | ROCKBRIDGE, OH | 60 | 49 | — |
| WESTLAKE ROYAL STONE, LLC - HOLMES CO | MT EATON, OH | 60 | 3 | — |
| ODNR-JEFFERSON LAKE ST PK-SC | COLUMBUS, OH | 60 | 23 | — |
| APOSTOLATE REDEEMER HALL | BLOOMINGDALE, OH | 60 | 0 | — |
| BLADENSBURG DINER | BLADENBURG, OH | 60 | 102 | — |
| TRILLIUM FARMS LAYER 1 PWS | MT. VERNON, OH | 60 | 121 | — |
| TRILLIUM FARMS LAYER 4 PWS | MT. VERNON, OH | 60 | 138 | — |
| TOGETHER MINISTRIES CHURCH OF NAZARENE | THORNVILLE, OH | 60 | 78 | — |
| WELCOME WOODS-WEST | COLUMBUS, OH | 60 | 113 | — |
| NORTH BENTON UNITED PRESBYTERIAN CHURCH | NORTH BENTON, OH | 60 | 88 | — |
| ZION HILL CHURCH OF THE BRETHREN | NORTH LIMA, OH | 60 | 52 | — |
| MIDWAY MENNONITE CHURCH | NORTH LIMA, OH | 60 | 62 | — |
| WASHBURN BROWNE PARK | MORRAL, OH | 60 | 82 | — |