Browse Water Systems
23,975 public water systems in WI.
Public Water Systems Database
Browse 23,975 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 |
|---|---|---|---|---|
| WE ENERGIES 3 - BAYSIDE WOODS WATER TRUST | WI2410576 | Wisconsin | Community | 629 |
| GIBRALTAR HIGH SCHOOL | WI4151199 | Wisconsin | Non-Transient Non-Community | 628 |
| LAKE COUNTRY SCHOOL | WI2683609 | Wisconsin | Non-Transient Non-Community | 623 |
| BRUCE WATERWORKS | WI8550127 | Wisconsin | Community | 620 |
| CEDARBROOK CHURCH | WI6170215 | Wisconsin | Non-Transient Non-Community | 620 |
| BIG WHEEL ENTERTAINMENT CENTER | WI4600689 | Wisconsin | Transient Non-Community | 620 |
| LACONIA HIGH SCHOOL AND MIDDLE SCHOOL | WI4200645 | Wisconsin | Non-Transient Non-Community | 620 |
| CALVARY COMMUNITY CHURCH ORIGINAL BLDG 1972 | WI2650288 | Wisconsin | Transient Non-Community | 620 |
| BROOKFIELD ELEMENTARY | WI2681164 | Wisconsin | Non-Transient Non-Community | 617 |
| MEQUON CITY HALL | WI2460175 | Wisconsin | Non-Transient Non-Community | 617 |
| BLUEMKES BP | WI4200616 | Wisconsin | Transient Non-Community | 616 |
| KINNEY LAKE CMPGD SITE 702 | WI4691086 | Wisconsin | Transient Non-Community | 615 |
| KINNEY LAKE CMPGD SITE 701 | WI4691085 | Wisconsin | Transient Non-Community | 615 |
| MEQUON TRAIL TOWNHOMES | WI2460817 | Wisconsin | Community | 615 |
| WI DNR DEVILS LAKE QUARTZITE CAMPGROUND | WI1570889 | Wisconsin | Transient Non-Community | 615 |
| OLIVIA TELSCHOW LLC | WI7350476 | Wisconsin | Transient Non-Community | 612 |
| YAHARA HILLS CLUBHOUSE | WI1130696 | Wisconsin | Transient Non-Community | 612 |
| FERGUSON ORCHARD-EAU CLAIRE | WI6181235 | Wisconsin | Transient Non-Community | 610 |
| M J STEVENS | WI2670402 | Wisconsin | Transient Non-Community | 610 |
| BIRDS EYE FOODS | WI2650399 | Wisconsin | Non-Transient Non-Community | 610 |
| HUBBLETON BREWING TAPROOM & GRILL | WI1280301 | Wisconsin | Transient Non-Community | 610 |
| GAS & MOOR | WI1220197 | Wisconsin | Transient Non-Community | 608 |
| ST MARYS SCHOOL & ST MARYS PARISH | WI2680511 | Wisconsin | Non-Transient Non-Community | 606 |
| UNDERGROUND SALOON | WI2671142 | Wisconsin | Transient Non-Community | 606 |
| LUCKYS BAR & GRILLE ON THE LAKE | WI1110323 | Wisconsin | Transient Non-Community | 606 |
| WICKED EVENTS AND RODEO ARENA | WI8610626 | Wisconsin | Transient Non-Community | 603 |
| SARON UNITED CHURCH OF CHRIST | WI4600623 | Wisconsin | Transient Non-Community | 603 |
| IRON RIVER SANITARY DISTRICT | WI8040131 | Wisconsin | Community | 600 |
| ST MARYS CATHOLIC CHURCH | WI7720310 | Wisconsin | Transient Non-Community | 600 |
| PEACE LUTHERAN CHURCH | WI6490167 | Wisconsin | Transient Non-Community | 600 |
| ELMBROOK- LAKE COUNTRY | WI2685887 | Wisconsin | Non-Transient Non-Community | 600 |
| SILVER SPRING GOLF CENTER CLUBHOUSE | WI2684856 | Wisconsin | Non-Transient Non-Community | 600 |
| FRED ASH | WI2680250 | Wisconsin | Community | 600 |
| LAKELAND NURSING HOME | WI2650125 | Wisconsin | Community | 600 |
| CHRIST CHURCH MEQUON | WI2461608 | Wisconsin | Transient Non-Community | 600 |
| COLUMBIA ST MARYS HOSPITAL | WI2461052 | Wisconsin | Non-Transient Non-Community | 600 |
| HUNTINGTON PARK | WI2460151 | Wisconsin | Community | 600 |
| LAC DU COURS SUBD (LEMONT UTILITY) | WI2460117 | Wisconsin | Community | 600 |
| WE ENERGIES 1 - VILLE DU PARC | WI2460115 | Wisconsin | Community | 600 |
| WE ENERGIES 3 -NORTH SHORE EAST WATER TRUST | WI2410552 | Wisconsin | Community | 600 |
| LAKESIDE MARKETPLACE | WI2300788 | Wisconsin | Non-Transient Non-Community | 600 |
| GEORGE KALKA | WI1570341 | Wisconsin | Transient Non-Community | 600 |
| WI DNR WYALUSING CENTRAL PUMP HOUSE | WI1220137 | Wisconsin | Transient Non-Community | 600 |
| BRISTOL WATERWORKS VILLAGE OF | WI2300050 | Wisconsin | Community | 598 |
| NEOSHO STATION | WI1140708 | Wisconsin | Transient Non-Community | 596 |
| SOLDIERS GROVE WATERWORKS | WI6120252 | Wisconsin | Community | 592 |
| RIVERSIDE ELEMENTARY SCHOOL | WI7370299 | Wisconsin | Non-Transient Non-Community | 590 |
| NORTH FREEDOM WATERWORKS | WI1570096 | Wisconsin | Community | 589 |
| DELAFIELD SQUARE | WI2685812 | Wisconsin | Community | 587 |
| VICTORY CH | WI4690298 | Wisconsin | Non-Transient Non-Community | 585 |