Browse Water Systems
16,271 public water systems in OH.
Public Water Systems Database
Browse 16,271 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 |
|---|---|---|---|---|
| WEST JEFFERSON VILLAGE PWS | OH4902012 | Ohio | Community | 4,488 |
| MID-OHIO WSD PLAIN CITY WTP | OH4901112 | Ohio | Community | 4,467 |
| WAVERLY CITY PWS | OH6600912 | Ohio | Community | 4,433 |
| TRUMBULL CO-FOUR TWP.WAT.DIST. | OH7803403 | Ohio | Community | 4,384 |
| MONROE WATER SYSTEMS | OH5600812 | Ohio | Community | 4,334 |
| LEXINGTON VILLAGE | OH7002212 | Ohio | Community | 4,320 |
| WATERVILLE WATER DEPARTMENT | OH4801511 | Ohio | Community | 4,300 |
| ASHVILLE VILLAGE PWS | OH6500012 | Ohio | Community | 4,298 |
| MONTPELIER VILLAGE | OH8600912 | Ohio | Community | 4,280 |
| BELLAIRE PUBLIC WATER SYSTEM | OH0700114 | Ohio | Community | 4,278 |
| BLANCHESTER VILLAGE PWS | OH1400111 | Ohio | Community | 4,243 |
| GEORGETOWN VILLAGE PWS | OH0800503 | Ohio | Community | 4,243 |
| BROWN CO.RURAL WATER ASSN-WEST | OH0800303 | Ohio | Community | 4,235 |
| CLARK COUNTY PARK LAYNE PWS | OH1201112 | Ohio | Community | 4,221 |
| SHEFFIELD VILLAGE PWS | OH4701203 | Ohio | Community | 4,165 |
| CINCINNATI VA MEDICAL CENTER | OH3139918 | Ohio | Non-Transient Non-Community | 4,152 |
| SOUTH POINT VILLAGE | OH4401212 | Ohio | Community | 4,133 |
| WARREN CO. FRANKLIN/LEBANON PWS | OH8301712 | Ohio | Community | 4,125 |
| BLUFFTON VILLAGE | OH0200112 | Ohio | Community | 4,125 |
| WAYNESVILLE VILLAGE PWS | OH8302012 | Ohio | Community | 4,100 |
| SOUTHERN PERRY CO-CONGO | OH6401603 | Ohio | Community | 4,029 |
| AQUA OHIO - MASURY | OH7802711 | Ohio | Community | 4,016 |
| SUPT-WALBRIDGE WATER DEPT. | OH8702803 | Ohio | Community | 4,000 |
| MINERVA VILLAGE PWS | OH7603812 | Ohio | Community | 4,000 |
| ODNR-EAST HARBOR STATE PARK PWS | OH6236211 | Ohio | Transient Non-Community | 4,000 |
| OAK HARBOR WATER DEPARTMENT | OH6202615 | Ohio | Community | 4,000 |
| TRIHEALTH GOOD SAMARITAN HOSPITAL | OH3139923 | Ohio | Non-Transient Non-Community | 4,000 |
| CEDARVILLE UNIVERSITY | OH2903612 | Ohio | Community | 4,000 |
| CLINTON COUNTY RURAL WATER CO. | OH1401303 | Ohio | Community | 4,000 |
| NEW LEBANON VILLAGE PWS | OH5701812 | Ohio | Community | 3,995 |
| EATON, CITY OF-BLACK PLT. | OH6800422 | Ohio | Community | 3,975 |
| KETTERING HEALTH MAIN CAMPUS | OH5750626 | Ohio | Non-Transient Non-Community | 3,946 |
| WINTERSVILLE VILLAGE PWS | OH4103003 | Ohio | Community | 3,924 |
| BETHEL VILLAGE PWS | OH1300116 | Ohio | Community | 3,900 |
| NEWCOMERSTOWN VILLAGE PWS | OH7900912 | Ohio | Community | 3,882 |
| SWANTON VILLAGE | OH2601011 | Ohio | Community | 3,855 |
| ELIDA VILLAGE | OH0200503 | Ohio | Community | 3,848 |
| YELLOW SPRINGS VILLAGE PWS | OH2903012 | Ohio | Community | 3,761 |
| MIAMI CO-CAMP TROY PWS | OH5502503 | Ohio | Community | 3,742 |
| JACKSON/MILTON METRO WATER DISTRICT PWS | OH5054212 | Ohio | Community | 3,728 |
| SHADYSIDE PUBLIC WATER SYSTEM | OH0701612 | Ohio | Community | 3,689 |
| CAREY VILLAGE PWS | OH8800012 | Ohio | Community | 3,674 |
| WEST UNION PUBLIC WATER SYSTEM | OH0100503 | Ohio | Community | 3,670 |
| NORTHWESTERN W AND SD - WESTON | OH8703211 | Ohio | Community | 3,648 |
| NORTHWESTERN W AND SD - MIDDLETON TWP | OH8752212 | Ohio | Community | 3,615 |
| PAULDING VILLAGE | OH6300411 | Ohio | Community | 3,605 |
| HICKSVILLE VILLAGE | OH2000212 | Ohio | Community | 3,600 |
| AQUA OHIO - LAKE DARBY | OH2502612 | Ohio | Community | 3,562 |
| DELTA VILLAGE | OH2600311 | Ohio | Community | 3,518 |
| LORDSTOWN VILLAGE PWS | OH7804403 | Ohio | Community | 3,515 |