Browse Water Systems
16,110 public water systems in OH.
Public Water Systems Database
Browse 16,110 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| WILLIS ELEMENTARY SCHOOL | OH1035212 | Ohio | Non-Transient Non-Community | 144 |
| HICKORY HILLS GOLF CLUB | OH2567412 | Ohio | Transient Non-Community | 144 |
| NORTH LAWRENCE ELEM.SCHOOL | OH7653312 | Ohio | Non-Transient Non-Community | 144 |
| BLACK IRON GRILLE PWS | OH6762612 | Ohio | Transient Non-Community | 144 |
| MARBLEHEAD HARBOR | OH6243612 | Ohio | Transient Non-Community | 143 |
| WESLO ESTATES | GA1770011 | Ohio | Community | 143 |
| THE WHETSTONE CENTER | OH7677633 | Ohio | Transient Non-Community | 143 |
| CALCUTTA ACRES ASSOC. | OH1500212 | Ohio | Community | 143 |
| ST. LUKE LUTHERAN COMMUNITY - PORTAGE LA | OH7708812 | Ohio | Community | 143 |
| WESTBROOK COUNTRY CLUB | OH7036112 | Ohio | Non-Transient Non-Community | 142 |
| RALPH MALTBY ENTERPRISES | OH4556712 | Ohio | Non-Transient Non-Community | 142 |
| MGR;THE OHIO EASTERN STAR HOME | OH4201612 | Ohio | Community | 142 |
| AQUA OHIO - MANSFIELD SYSTEM #04 | OH7001412 | Ohio | Community | 142 |
| EDISON PARK PLAZA | OH7669212 | Ohio | Non-Transient Non-Community | 142 |
| MT AIR IMPROVEMENT CORP | OH2504212 | Ohio | Community | 142 |
| RALPH MALTBY ENTERPRISES INC | OH4555212 | Ohio | Non-Transient Non-Community | 142 |
| OAK GROVE MANOR | OH7006312 | Ohio | Community | 142 |
| SAINT CHARLES CENTER | OH5401212 | Ohio | Community | 142 |
| CHAFFIN ELEMENTARY SCHOOL | OH2431212 | Ohio | Non-Transient Non-Community | 142 |
| BACI WINERY TASTING ROOM | OH4342117 | Ohio | Transient Non-Community | 141 |
| HAVEN ON THE OHIO M.H.PARK | OH0701012 | Ohio | Community | 141 |
| QUARRY LAKES MHP LLC | OH5702212 | Ohio | Community | 141 |
| CAMP WESLEY-SOUTH | OH4631912 | Ohio | Transient Non-Community | 140 |
| EAGLE WINGS ACADEMY INC. PWS | OH4533512 | Ohio | Non-Transient Non-Community | 140 |
| DEXTER WATER MANAGEMENT SYSTEM | OH2859612 | Ohio | Non-Transient Non-Community | 140 |
| PARADISE POINTE CAMPGROUND (WEST WELL) | IN2380015 | Ohio | Transient Non-Community | 140 |
| MARSEILLES ELEMENTARY SCHOOL PWS | OH8833412 | Ohio | Non-Transient Non-Community | 140 |
| CAMP WYANDOT-POOL PWS | OH3739712 | Ohio | Transient Non-Community | 140 |
| DEPT. OF HUMAN SERVICES | OH7940912 | Ohio | Non-Transient Non-Community | 140 |
| AULLWOOD FARM DISCOVERY CENTER | OH5746812 | Ohio | Non-Transient Non-Community | 140 |
| TYMOCHTEE WOODS FAMILY CAMP | OH8837812 | Ohio | Transient Non-Community | 140 |
| HOLMES COUNTY TRAINING CENTER | OH3833312 | Ohio | Non-Transient Non-Community | 140 |
| AM LEGION POST #198 | OH3330512 | Ohio | Transient Non-Community | 140 |
| KINGDOM HALL OF JEHOVAH WITNESS - HUBER | OH5550212 | Ohio | Transient Non-Community | 140 |
| WOODLAND GOLF CLUB | OH1133312 | Ohio | Transient Non-Community | 140 |
| TRANSPORTATION RESEARCH CENTER PWS | OH4644012 | Ohio | Non-Transient Non-Community | 140 |
| THOMPSON METHODIST CHURCH | OH2838712 | Ohio | Transient Non-Community | 140 |
| SALEM HILLS GOLF AND CC | OH5051412 | Ohio | Transient Non-Community | 140 |
| HANOVER UN PRESBYTERIAN CHURCH | OH1546512 | Ohio | Transient Non-Community | 140 |
| MGR, RUSTIC HILLS | OH3942812 | Ohio | Transient Non-Community | 140 |
| RHONEMUS WINERY | OH2353328 | Ohio | Transient Non-Community | 140 |
| RIPLEY CHURCH | OH3942612 | Ohio | Transient Non-Community | 140 |
| ODNR-SPRING VALLEY SHOOTING RANGE | OH2958714 | Ohio | Transient Non-Community | 140 |
| ROBINSON RANSBOTTOM POTT | OH6036912 | Ohio | Non-Transient Non-Community | 140 |
| APOSTOLATE HOLY FAMILY PARK | OH4137412 | Ohio | Transient Non-Community | 140 |
| ROBERT BYCROFT SCHOOL | OH1549012 | Ohio | Non-Transient Non-Community | 140 |
| SUPT,DEERSVILLE WATER DEPT. | OH3400303 | Ohio | Community | 140 |
| THE OLD HOMESTEAD,MGR. | OH7940412 | Ohio | Transient Non-Community | 140 |
| PRAIRIE LANE LAKE PARK-FRONT PWS | OH8557912 | Ohio | Transient Non-Community | 140 |
| ONLINE COMPUTER LIBRARY | OH2545112 | Ohio | Non-Transient Non-Community | 140 |