Browse Water Systems
22,144 public water systems in WI.
Public Water Systems Database
Browse 22,144 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 |
|---|---|---|---|---|
| KNAPP WATERWORKS | WI6170267 | Wisconsin | Community | 486 |
| RIVERVIEW SCHOOL | WI2300235 | Wisconsin | Non-Transient Non-Community | 485 |
| AUBURNDALE ELEMENTARY SCHOOL | WI7720431 | Wisconsin | Non-Transient Non-Community | 485 |
| LAKEVIEW SPECIALTY HOSPITAL | WI2520204 | Wisconsin | Non-Transient Non-Community | 484 |
| SOUTH WAYNE WATERWORKS | WI1330077 | Wisconsin | Community | 478 |
| TREMAIN MOBILE HOME PARK | WI1280127 | Wisconsin | Community | 475 |
| SYNERGY COOPERATIVE - RIDGELAND | WI6170289 | Wisconsin | Transient Non-Community | 475 |
| MOSINEE 6TH WARD WATERWORKS | WI7370160 | Wisconsin | Community | 475 |
| WHEATLAND CENTER SCHOOL | WI2300988 | Wisconsin | Non-Transient Non-Community | 475 |
| WEDGEWOOD TERR WATER TRUST | WI6320312 | Wisconsin | Community | 475 |
| BRANDYBROOK SUBDIVISION | WI2682639 | Wisconsin | Community | 474 |
| WEDGEWOOD WATER TRUST | WI6321333 | Wisconsin | Community | 471 |
| STONE BANK SCHOOL | WI2685120 | Wisconsin | Non-Transient Non-Community | 470 |
| ST EDMUNDS ANGLICAN CHURCH | WI2680505 | Wisconsin | Non-Transient Non-Community | 465 |
| WE ENERGIES 1 - CONCORD PLACE CONDO ASSOC | WI2460165 | Wisconsin | Community | 464 |
| GLENBEULAH WATERWORKS | WI4600440 | Wisconsin | Community | 461 |
| KENDALL WATERWORKS | WI6420295 | Wisconsin | Community | 458 |
| COBB WATERWORKS | WI1250076 | Wisconsin | Community | 458 |
| ALLIANCE BIBLE CHURCH | WI2461567 | Wisconsin | Transient Non-Community | 457 |
| HAVEN CHRISTIAN CHURCH INC, THE | WI6181225 | Wisconsin | Transient Non-Community | 457 |
| COLOMA WATERWORKS | WI4700265 | Wisconsin | Community | 454 |
| POPLAR CREEK CHURCH | WI2684154 | Wisconsin | Transient Non-Community | 453 |
| DANIEL BOONE CONSERVATION LEAGUE CLUB HOUSE | WI2670440 | Wisconsin | Transient Non-Community | 453 |
| VILLAGE BP | WI2460748 | Wisconsin | Transient Non-Community | 452 |
| MILWAUKEE ELECTRIC TOOL CORP 2 | WI2680463 | Wisconsin | Non-Transient Non-Community | 450 |
| MILWAUKEE ELECTRIC TOOL CORP 1 | WI2680462 | Wisconsin | Non-Transient Non-Community | 450 |
| HOBART WATERWORKS S A 2 | WI4051769 | Wisconsin | Community | 450 |
| COUNTRY GATE APARTMENTS | WI2410567 | Wisconsin | Community | 450 |
| BAYSIDE MIDDLE SCHOOL | WI2410863 | Wisconsin | Non-Transient Non-Community | 450 |
| WE ENERGIES 1 - GAZEBO HILLS SUBD | WI2460792 | Wisconsin | Community | 450 |
| PARQUELYNN VILLAGE | WI2680261 | Wisconsin | Community | 450 |
| GREENVILLE ELEMENTARY SCHOOL | WI4450983 | Wisconsin | Non-Transient Non-Community | 450 |
| ROME WATER UTILITY 2 | WI7010491 | Wisconsin | Community | 450 |
| WESTFIELD HIGH SCHOOL | WI4390311 | Wisconsin | Non-Transient Non-Community | 450 |
| HECKELS BIG STEER NORTH POINT | WI6090726 | Wisconsin | Transient Non-Community | 450 |
| MCCAIN FOODS USA | WI7500100 | Wisconsin | Non-Transient Non-Community | 450 |
| BLUFFVIEW SANITARY DISTRICT | WI1570097 | Wisconsin | Community | 450 |
| O I TOMAHAWK & TIMBER STS 15 | WI7350343 | Wisconsin | Transient Non-Community | 450 |
| O I TOMAHAWK & TIMBER STS 4 | WI7350178 | Wisconsin | Transient Non-Community | 450 |
| O I TOMAHAWK & TIMBER STS 5 | WI7350176 | Wisconsin | Transient Non-Community | 450 |
| O I TOMAHAWK & TIMBER STS 6 | WI7350175 | Wisconsin | Transient Non-Community | 450 |
| O I TOMAHAWK & TIMBER STS 7 | WI7350174 | Wisconsin | Transient Non-Community | 450 |
| O I TOMAHAWK & TIMBER STS 9 | WI7350173 | Wisconsin | Transient Non-Community | 450 |
| O I TOMAHAWK & TIMBER STS 11 | WI7350172 | Wisconsin | Transient Non-Community | 450 |
| O I TOMAHAWK & TIMBER STS 13 | WI7350171 | Wisconsin | Transient Non-Community | 450 |
| O I TOMAHAWK & TIMBER STS 14 | WI7350170 | Wisconsin | Transient Non-Community | 450 |
| O I TOMAHAWK & TIMBER STS 12 | WI7350169 | Wisconsin | Transient Non-Community | 450 |
| HOFFMAN HOUSE | WI7370281 | Wisconsin | Transient Non-Community | 450 |
| WI DNR CLEAR LK PRIM 21 | WI7440386 | Wisconsin | Transient Non-Community | 450 |
| N WI CTR FOR DEV DISABLED | WI6090376 | Wisconsin | Community | 450 |