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 |
|---|---|---|---|---|
| NORTHWESTERN ELEMENTARY AND MIDDLE SCHOOL | WI8160233 | Wisconsin | Non-Transient Non-Community | 890 |
| PADDOCK LAKE BP & MCDONALDS | WI2301714 | Wisconsin | Non-Transient Non-Community | 880 |
| BIRON WATER UTILITY | WI7720171 | Wisconsin | Community | 879 |
| ARENA WATERWORKS | WI1250073 | Wisconsin | Community | 877 |
| MILLGATE GENERAL STORE | WI2522804 | Wisconsin | Transient Non-Community | 875 |
| GENERAC POWER SYSTEMS INC | WI2680385 | Wisconsin | Non-Transient Non-Community | 875 |
| BRANDON WATERWORKS | WI4200402 | Wisconsin | Community | 872 |
| T&S BUSS INC | WI1280980 | Wisconsin | Transient Non-Community | 864 |
| WE ENERGIES 3 | WI2410203 | Wisconsin | Community | 863 |
| ALLENTON SANITARY DISTRICT | WI2670104 | Wisconsin | Community | 860 |
| TEMPLETON MIDDLE SCHOOL | WI2680833 | Wisconsin | Non-Transient Non-Community | 857 |
| STONE LAKE COMMUNITY | 055295201 | Wisconsin | Community | 851 |
| ST JOHN VIANNEY CHURCH & SCHOOL | WI2682170 | Wisconsin | Non-Transient Non-Community | 850 |
| DEL MONTE FOODS | WI7500113 | Wisconsin | Non-Transient Non-Community | 850 |
| WISCONSIN HILLS MIDDLE SCHOOL | WI2681163 | Wisconsin | Non-Transient Non-Community | 850 |
| HILLCREST ESTATES MHP | WI6180285 | Wisconsin | Community | 850 |
| ST ANDREW LUTHERAN CHURCH & WESTSIDE CHRISTIAN SCHOOL | WI1130737 | Wisconsin | Non-Transient Non-Community | 850 |
| WENDYS | WI2300675 | Wisconsin | Transient Non-Community | 848 |
| MCDONALDS RESTAURANT POYNETTE | WI1110375 | Wisconsin | Non-Transient Non-Community | 845 |
| HIGHLAND WATERWORKS | WI1250080 | Wisconsin | Community | 842 |
| DORCHESTER WATERWORKS | WI6100326 | Wisconsin | Community | 834 |
| BIRNAMWOOD WATERWORKS | WI4590449 | Wisconsin | Community | 832 |
| DISCALCED CARMELITES & HOLY HILL CAFE | WI2670354 | Wisconsin | Transient Non-Community | 823 |
| ARGYLE WATERWORKS | WI1330068 | Wisconsin | Community | 823 |
| IRON SKILLET/PETRO MOBIL | WI2521772 | Wisconsin | Transient Non-Community | 822 |
| AMERICAN PLAYERS THEATRE -GATEWAY | WI1250210 | Wisconsin | Transient Non-Community | 821 |
| KETTLE MORAINE LUTHERAN HS | WI2670300 | Wisconsin | Non-Transient Non-Community | 821 |
| KWIK TRIP | WI2461411 | Wisconsin | Transient Non-Community | 817 |
| FOOTVILLE WATERWORKS | WI1540125 | Wisconsin | Community | 816 |
| PEPIN WATERWORKS | WI6470141 | Wisconsin | Community | 816 |
| CELEBRATIONS ON THE RIVER | WI6321344 | Wisconsin | Non-Transient Non-Community | 815 |
| BLANCHARDVILLE WATERWORKS | WI1330071 | Wisconsin | Community | 810 |
| AMERICAN PLAYERS THEATRE PATRON | WI1250348 | Wisconsin | Transient Non-Community | 810 |
| NORTHPOINT PLAZA BP | WI1110257 | Wisconsin | Transient Non-Community | 809 |
| PIONEER PLAZA | WI2670727 | Wisconsin | Transient Non-Community | 808 |
| CONCORD GENERAL STORE | WI1280241 | Wisconsin | Transient Non-Community | 807 |
| BROOKFIELD LUTHERAN CHURCH | WI2682166 | Wisconsin | Transient Non-Community | 804 |
| ST JOHNS LUTHERAN CHURCH | WI2680667 | Wisconsin | Transient Non-Community | 803 |
| ST JAMES CONGREGATION | WI2410692 | Wisconsin | Transient Non-Community | 803 |
| WESTPORT WATER UTILITY | WI1132442 | Wisconsin | Community | 800 |
| LAC COURTE OREILLES IGA | 050595308 | Wisconsin | Non-Transient Non-Community | 800 |
| BRIGGS AND STRATTON CORP | WI2410118 | Wisconsin | Non-Transient Non-Community | 800 |
| ST MARYS PARISH CHURCH | WI2460255 | Wisconsin | Transient Non-Community | 800 |
| WI DOT REST AREA 36 LAFAYETTE | WI2650260 | Wisconsin | Transient Non-Community | 800 |
| WI DOT REST AREA 35 LAFAYETTE | WI2650264 | Wisconsin | Transient Non-Community | 800 |
| YOUNG BROTHERS INC | WI7290265 | Wisconsin | Transient Non-Community | 800 |
| STATE PARK SPEEDWAY | WI7370248 | Wisconsin | Transient Non-Community | 800 |
| HOLIDAY STATION STORES 121 | WI6320476 | Wisconsin | Transient Non-Community | 800 |
| CLEVELAND HEIGHTS SCHOOL | WI2680814 | Wisconsin | Non-Transient Non-Community | 800 |
| HOLY FAMILY CATHOLIC CHURCH | WI7370438 | Wisconsin | Transient Non-Community | 800 |