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 |
|---|---|---|---|---|
| ROCK CNTY HEALTH CARE CENTER | WI1540629 | Wisconsin | Community | 1,000 |
| VERNON WICHMAN | WI4450663 | Wisconsin | Transient Non-Community | 1,000 |
| VERN WICHMAN | WI4450662 | Wisconsin | Transient Non-Community | 1,000 |
| BARN, THE | WI6120390 | Wisconsin | Transient Non-Community | 1,000 |
| SUBWAY SANDWICHES & SALADS | WI7370657 | Wisconsin | Transient Non-Community | 1,000 |
| WI DOT REST AREA 1-43 COOPERSTOWN | WI4360898 | Wisconsin | Transient Non-Community | 1,000 |
| WI DOT REST AREA 143 COOPERSTOWN | WI4360897 | Wisconsin | Transient Non-Community | 1,000 |
| MCFAULS RIB MT IGA | WI7370334 | Wisconsin | Transient Non-Community | 1,000 |
| SISTER BAY WATERWORKS | WI4150510 | Wisconsin | Community | 1,000 |
| SEVEN MILE FAIR EXPO BLDG | WI2520393 | Wisconsin | Non-Transient Non-Community | 999 |
| SEVEN MILE FAIR MARKET SQUARE | WI2521921 | Wisconsin | Non-Transient Non-Community | 999 |
| KWIK TRIP #1722 | MI2018052 | Wisconsin | Transient Non-Community | 999 |
| KENNEDY MIDDLE SCHOOL | WI2670393 | Wisconsin | Non-Transient Non-Community | 995 |
| BELMONT WATERWORKS | WI1330069 | Wisconsin | Community | 991 |
| ST JAMES CATHOLIC CHURCH | WI2680946 | Wisconsin | Transient Non-Community | 990 |
| SENDIKS | WI2410656 | Wisconsin | Non-Transient Non-Community | 982 |
| FOND DU LAC TN WATER UTILITY | WI4200429 | Wisconsin | Community | 980 |
| BENTON WATERWORKS | WI1330070 | Wisconsin | Community | 976 |
| COUNTRY CLUB ESTATES WATER USERS COOP | WI2650131 | Wisconsin | Community | 975 |
| VALDERS WATERWORKS | WI4360437 | Wisconsin | Community | 954 |
| LAONA SANITARY DIST | WI7210108 | Wisconsin | Community | 950 |
| PILGRIM PARK MIDDLE SCHOOL | WI2681154 | Wisconsin | Non-Transient Non-Community | 950 |
| SOUTHERN WISCONSIN CENTER | WI2520199 | Wisconsin | Community | 950 |
| BLUE MOUNDS WATERWORKS | WI1130023 | Wisconsin | Community | 950 |
| ARLINGTON WATERWORKS | WI1110093 | Wisconsin | Community | 946 |
| PADDOCK LAKE WATERWORKS | WI2300146 | Wisconsin | Community | 945 |
| GIFFORD ELEMENTARY | WI2520310 | Wisconsin | Non-Transient Non-Community | 944 |
| SIREN WATERWORKS | WI8070311 | Wisconsin | Community | 941 |
| GRASCH FOODS NEW OUTSIDE WELL (SE CORNER) | WI2683722 | Wisconsin | Non-Transient Non-Community | 940 |
| GRASCH FOODS ORIGINAL INSIDE WELL | WI2684271 | Wisconsin | Non-Transient Non-Community | 940 |
| DRESSER WATERWORKS | WI6490336 | Wisconsin | Community | 936 |
| WINNEBAGO MENTAL HEALTH INSTITUTE | WI4710455 | Wisconsin | Community | 930 |
| PLAINFIELD WATERWORKS | WI4700268 | Wisconsin | Community | 924 |
| SHIOCTON UTILITIES | WI4450415 | Wisconsin | Community | 921 |
| KWIK TRIP 325 MEQUON | WI2460273 | Wisconsin | Transient Non-Community | 916 |
| MILLTOWN WATERWORKS | WI6490339 | Wisconsin | Community | 915 |
| SEVEN MILE FAIR PUMPHOUSE WELL | WI2520392 | Wisconsin | Transient Non-Community | 914 |
| WALGREENS IN MEQUON | WI2461461 | Wisconsin | Transient Non-Community | 912 |
| COOP COUNTRY PARTNERS- C STORE 224 | WI1570874 | Wisconsin | Transient Non-Community | 906 |
| P D Q WATERTOWN ROAD | WI2682460 | Wisconsin | Transient Non-Community | 906 |
| ST FRANCIS CHURCH & PROVIDENCE CATHOLIC SCHOOL | WI2300925 | Wisconsin | Non-Transient Non-Community | 900 |
| SUPERAMERICA | WI1130552 | Wisconsin | Transient Non-Community | 900 |
| TRI OVAL SPEEDWAY | WI6060272 | Wisconsin | Transient Non-Community | 900 |
| CENTURIA WATERWORKS | WI6490332 | Wisconsin | Community | 900 |
| DIVINE REDEEMER LUTHERAN SCHOOL & CHURCH | WI2681096 | Wisconsin | Non-Transient Non-Community | 900 |
| EISENHOWER HS & MIDDLE SCHOO | WI2680802 | Wisconsin | Non-Transient Non-Community | 900 |
| WI DNR DEVILS LAKE SOUTH PICNIC AREA | WI1570177 | Wisconsin | Transient Non-Community | 900 |
| BRAKEBUSH BROS INC | WI4390416 | Wisconsin | Non-Transient Non-Community | 898 |
| ELK MOUND WATERWORKS | WI6170264 | Wisconsin | Community | 895 |
| LONE ROCK WATERWORKS | WI1530061 | Wisconsin | Community | 895 |