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 |
| COUNTRY PORCH WINERY PWS | CORTLAND, OH | 82 | 3 | — |
| WORD OF MOUTH BBQ | DOYLESTOWN, OH | 82 | 62 | — |
| ISLAND VIEW CAMPGROUND | MCCUTCHENVILLE, OH | 82 | 5 | — |
| AQUA OHIO - SOUTHWOOD | MASSILLON, OH | 81 | 1 | — |
| GROVE CITY CHURCH OF GOD | GROVE CITY, OH | 81 | 8 | — |
| ALPINE VALLEY SKI AREA | CHESTERLAND, OH | 81 | 84 | — |
| JOY OF LIVING MINISTRIES INC PWS | BRINKHAVEN, OH | 81 | 80 | — |
| LOUISVILLE GARDENS HEALTH CENTER | LOUISVILLE, OH | 81 | 12 | — |
| DUCK CREEK GOLF COURSE | WARREN, OH | 81 | 59 | — |
| RIVER OF LIFE WORSHIP CENTER | MONTPELIER, OH | 81 | 105 | — |
| CARTER LUMBER STORE 65-8 | COLUMBUS GROVE, OH | 80 | 5 | — |
| SALEM MENNONITE CHURCH - ELIDA | ELIDA, OH | 80 | 116 | — |
| GREEN ACRES MHP | KENT, OH | 80 | 83 | — |
| LDS CHURCH ASHLAND | PARIS, OH | 80 | 72 | — |
| COWEN TRUCK LINES | DEFIANCE, OH | 80 | 0 | — |
| WAPAKONETA COUNTRY CLUB | WPAKONETA, OH | 80 | 15 | — |
| MWCD - CAMP FIREBIRD PWS | NEW PHILADELPHIA, OH | 80 | 14 | — |
| HARSH MEMORIAL UNITED METHODIST CHURCH | CARROLLTON, OH | 80 | 66 | — |
| EVERGREEN EDGEWOOD MHP PWS | KETTERING, OH | 80 | 47 | — |
| CHAPS PWS | SPRINGFIELD, OH | 80 | 146 | — |
| SPRINGFIELD NEW LIFE CHURCH | SPRINGFIELD, OH | 80 | 49 | — |
| TAQUERIA SENOR PIQUIN RIZERA PWS | SPRINGFIELD, OH | 80 | 17 | — |
| POSSUM RD CHURCH OF GOD FELLOWSHIP HALL | SPRINGFIELD, OH | 80 | 92 | — |
| ZEPS PIZZA | BELOIT, OH | 80 | 11 | — |
| TRICKLING SPRINGS COUNTRY STORE PWS | LEETONIA, OH | 80 | 4 | — |
| PALESTINE CHURCH OF CHRIST PWS | PALESTINE, OH | 80 | 23 | — |
| UNITY FELLOWSHIP CHURCH PWS | WASHINGTON COURT HOUSE, OH | 80 | 0 | — |
| LOCKBOURNE FREEWILL BAPTIST CHURCH | GROVEPORT, OH | 80 | 22 | — |
| RUSSIAN BAPTIST CHURCH | DUBLIN, OH | 80 | 64 | — |
| TARKETT SOUTH | CHAGRIN FALLS, OH | 80 | 84 | — |
| CEDAR HILL CAMPGROUND | LEESBURG, OH | 80 | 56 | — |
| HOCKING HILLS COFFEE EMPORIUM PWS | LOGAN, OH | 80 | 0 | — |
| HOLMESVILLE CHURCH OF CHRIST | HOLMESVILLE, OH | 80 | 42 | — |
| COBLENTZ CHOCOLATE COMPANY PWS | WALNUT CREEK, OH | 80 | 0 | — |
| KIRKMONT CHRISTIAN EDUCATION CENTER | ZANESFIELD, OH | 80 | 55 | — |
| CONDO CAMPING PUBLIC WATER SYSTEM | PORT ORANGE, OH | 80 | 41 | — |
| MIDWEST EXPRESS 2G PWS | EAST LIBERTY, OH | 80 | 2 | — |
| BIG BEAR CAMPGROUND | FT. JENNINGS, OH | 80 | 0 | — |
| COOLEY CANAL YACHT CLUB-CLUBHOUSE | NORTHWOOD, OH | 80 | 34 | — |
| THE ROADHOUSE RESTAURANT - SWANTON | SWANTON, OH | 80 | 76 | — |
| JEHOVAH WITNESS KINGDOM | LONDON, OH | 80 | 54 | — |
| LONDON CHRISTIAN FELLOWSHIP PWS | LONDON, OH | 80 | 8 | — |
| 36 SKATE CLUB | PIQUA, OH | 80 | 21 | — |
| COOPER HATCHERY | OAKWOOD, OH | 80 | 13 | — |
| MARANATHA BIBLE CHURCH | GLENFORD, OH | 80 | 99 | — |
| SUNSET MOBILE HOME PARK | BOYTON BEACH, OH | 80 | 747 | — |
| COUNTRYSIDE CAMPGROUND | MOGADORE, OH | 80 | 25 | — |
| ODNR-WEST BRANCH-EAST BOAT RAMP | COLUMBUS, OH | 80 | 11 | — |
| COCCA MANTUA PLAZA | YOUNGSTOWN, OH | 80 | 5 | — |
| COUNTRY MEADOW CARE CENTER | BELLVILLE, OH | 80 | 147 | — |