Public Water Systems
10,988 active water systems in WI.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| CAMBRIA WATERWORKS | Cambria, WI | 767 | 52 | — |
| CLAYTON WATERWORKS | CLAYTOON, WI | 765 | 13 | — |
| COON VALLEY WATERWORKS | COON VALLEY, WI | 765 | 17 | — |
| CROSS POINT COMMUNITY CHURCH | OCONOMOWOC, WI | 764 | 0 | — |
| MERCER SANITARY DISTRICT | Mercer, WI | 760 | 40 | — |
| WONEWOC WATERWORKS | WONEWOC, WI | 758 | 19 | — |
| WHITELAW WATERWORKS | WHITELAW, WI | 757 | 40 | — |
| LAKELAND CAMP & TRAILER PARK | CHICAGO, WI | 755 | 2 | — |
| WADE HOUSE-VISITOR CENTER AND MUSEUM | MADISON, WI | 754 | 6 | — |
| THE COLUMBIAN | WEST BEND, WI | 752 | 7 | — |
| LAKE MEADOWS WATER TRUST | WAUKESHA, WI | 750 | 702 | — |
| REHLKO POWER SYSTEMS SECURITY | SHEBOYGAN, WI | 750 | 85 | — |
| EMRICK LAKE CMPGRND EAST SHOWER HOUSE | LAKE DELTON, WI | 750 | 0 | — |
| EMRICK LAKE CMPGRND MAIN WELL | LAKE DELTON, WI | 750 | 4 | — |
| EMRICK LAKE CMPGRND CABINS | LAKE DELTON, WI | 750 | 4 | — |
| EMRICK LAKE CMPGRND HANDPUMP | LAKE DELTON, WI | 750 | 0 | — |
| EMRICK LAKE CMPGRND OFFICE | LAKE DELTON, WI | 750 | 0 | — |
| EMRICK LAKE CMPGRND EAST SITES | LAKE DELTON, WI | 750 | 0 | — |
| WABENO SANITARY DIST 1 | WABENO, WI | 750 | 30 | — |
| GLIDDEN SANITARY DISTRICT | GLIDDEN, WI | 750 | 69 | — |
| TIGERTON WATERWORKS | TIGERTON, WI | 740 | 33 | — |
| ST PAULS EVANGELICAL LUTHERAN CHURCH | HOWARDS GROVE, WI | 735 | 9 | — |
| MELLEN WATER UTILITY | MELLEN, WI | 731 | 19 | — |
| IOWA GRANT SCHOOLS | LIVINGSTON, WI | 730 | 22 | — |
| MENARDS OLD MILL CENTER | Eau Claire, WI | 730 | 107 | — |
| COLEMAN WATERWORKS | COLEMAN, WI | 727 | 56 | — |
| CRYSTAL LAKE RV RESORT LLC | LODI, WI | 725 | 127 | — |
| JAMMERS | Wisconsin Rapids, WI | 725 | 0 | — |
| UNITED COOPERATIVE STORE & OFFICES | BEAVER DAM, WI | 723 | 0 | — |
| TIMBER LEE CHRIS CTR REDWOOD COMMONS | EAST TROY, WI | 720 | 0 | — |
| RSTORE #4517 | KEWASKUM, WI | 720 | 6 | — |
| HALE PARK MEADOWS | MUSKEGO, WI | 720 | 179 | — |
| CASCADE WATERWORKS | CASCADE, WI | 719 | 49 | — |
| REESEVILLE WATERWORKS | REESEVILLE, WI | 718 | 256 | — |
| MONTFORT WATERWORKS | MONTFORT, WI | 718 | 43 | — |
| POTOSI WATERWORKS | POTOSI, WI | 718 | 83 | — |
| ALL STOP PLAZA | WISCONSIN DELLS, WI | 718 | 8 | — |
| CASEYS GENERAL STORE #3793 | ANKENY, WI | 715 | 0 | — |
| SEVASTOPOL HIGH SCH | STURGEON BAY, WI | 715 | 21 | — |
| LA FARGE WATERWORKS | LA FARGE, WI | 712 | 28 | — |
| WAUZEKA WATERWORKS | WAUZEKA, WI | 711 | 44 | — |
| ST JOHNS LUTHERAN SCHOOL | NEWBURG, WI | 710 | 767 | — |
| STATION HWY 33 | HARTFORD, WI | 708 | 0 | — |
| STATION 67 | ASHIPPUN, WI | 707 | 0 | — |
| ST NAZIANZ WATERWORKS | ST NAZIANZ, WI | 705 | 30 | — |
| ALMENA WATERWORKS | ALMENA, WI | 705 | 133 | — |
| OLIN-SANG-RUBY UNION INSTITUTE - MAIN SYSTEM | OCONOMOWOC, WI | 704 | 47 | — |
| CHRIST LUTHERAN SCHOOL AND CHURCH | BIG BEND, WI | 704 | 202 | — |
| SADDLE RIDGE ESTATES | PORTAGE, WI | 700 | 31 | — |
| OLIN-SANG-RUBY UNION INSTITUTE - BATH HOUSE | OCONOMOWOC, WI | 700 | 0 | — |