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 |
|---|---|---|---|---|
| MGR,FRIGIDAIRE DIVISION | OH5734112 | Ohio | Transient Non-Community | 7,700 |
| RATTLESNAKE PWS | OH2437412 | Ohio | Community | 7,685 |
| HOLLYWOOD GAMING @ MVRC | OH5055013 | Ohio | Non-Transient Non-Community | 7,625 |
| WAUSEON CITY PWS | OH2600111 | Ohio | Community | 7,568 |
| WELLSTON, CITY OF-NORTH | OH4000511 | Ohio | Community | 7,542 |
| EATON, CITY OF | OH6800412 | Ohio | Community | 7,500 |
| WARREN COMM W AND S ASSN 2 | OH8402703 | Ohio | Community | 7,215 |
| GALLIPOLIS PWS | OH2700112 | Ohio | Community | 7,134 |
| CORTLAND CITY PWS | OH7800512 | Ohio | Community | 7,105 |
| DELPHOS CITY | OH0200412 | Ohio | Community | 7,101 |
| AQUA OHIO - BLACKLICK | OH2502412 | Ohio | Community | 7,100 |
| WILLARD CITY | OH3901511 | Ohio | Community | 7,099 |
| UNION CITY PWS | OH5702512 | Ohio | Community | 7,000 |
| THE DISTILLATA COMPANY | PA9996128 | Ohio | Community | 7,000 |
| MARTINS FERRY PUBLIC WATER SYSTEM | OH0701212 | Ohio | Community | 6,980 |
| GENERAL ELECTRIC COMPANY | OH3136615 | Ohio | Non-Transient Non-Community | 6,900 |
| HURON CITY | OH2201011 | Ohio | Community | 6,893 |
| ONTARIO CITY | OH7003512 | Ohio | Community | 6,756 |
| COLUMBIANA CITY PWS | OH1500312 | Ohio | Community | 6,727 |
| LOGAN, CITY OF | OH3700612 | Ohio | Community | 6,704 |
| MILFORD CITY PWS | OH1301012 | Ohio | Community | 6,700 |
| UPPER SANDUSKY CITY | OH8800511 | Ohio | Community | 6,698 |
| STARK COUNTY WATER DISTRICT | OH7607303 | Ohio | Community | 6,690 |
| LEADING CREEK CONSERVANCY DISTRICT | OH5300012 | Ohio | Community | 6,663 |
| NELSONVILLE PWS | OH0501214 | Ohio | Community | 6,656 |
| HILLSBORO CITY | OH3600614 | Ohio | Community | 6,650 |
| MOUNT ORAB VILLAGE PWS | OH0801011 | Ohio | Community | 6,607 |
| MAYSVILLE REGIONAL WATER | OH6001411 | Ohio | Community | 6,540 |
| WATERVILLE CITY | OH4801503 | Ohio | Community | 6,500 |
| BARNESVILLE | OH0700011 | Ohio | Community | 6,500 |
| PORT CLINTON CITY | OH6203211 | Ohio | Community | 6,500 |
| RITTMAN CITY PWS | OH8503012 | Ohio | Community | 6,491 |
| SCIOTO WATER INC.-SUGAR CAMP | OH7300903 | Ohio | Community | 6,458 |
| BELPRE CITY PWS | OH8400012 | Ohio | Community | 6,441 |
| NORTHERN OHIO RURAL WATER - NW DISTRICT | OH2201803 | Ohio | Community | 6,409 |
| TRUMBULL CO. - HOWLAND TWP PWS | OH7806303 | Ohio | Community | 6,396 |
| ROOTSTOWN WATER COMPANY | OH6703503 | Ohio | Community | 6,378 |
| CLYDE CITY | OH7200211 | Ohio | Community | 6,325 |
| TRUMBULL CO.-CHAMPION | OH7803303 | Ohio | Community | 6,237 |
| NEWTON FALLS CITY | OH7802311 | Ohio | Community | 6,109 |
| SEBRING VILLAGE PWS | OH5001911 | Ohio | Community | 6,058 |
| ANDOVER-CAMPLANDS WATER | OH0400212 | Ohio | Community | 6,009 |
| CLEVES VILLAGE PWS | OH3100512 | Ohio | Community | 6,000 |
| GRANVILLE, VILLAGE OF | OH4500612 | Ohio | Community | 5,946 |
| GENEVA CITY PWS | OH0401712 | Ohio | Community | 5,924 |
| BROOKVILLE MUNICIPALITY PWS | OH5700203 | Ohio | Community | 5,923 |
| WELLSTON CITY PWS | OH4001912 | Ohio | Community | 5,846 |
| JEFFERSON CO,SD 1,EMPIRE | OH4100712 | Ohio | Community | 5,800 |
| NEW CARLISLE CITY PWS | OH1203312 | Ohio | Community | 5,800 |
| TORONTO PWS | OH4102811 | Ohio | Community | 5,676 |