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 |
|---|---|---|---|---|
| PAUL & MAUREENS SPEEDWAY RESTAURANT | WI1130672 | Wisconsin | Transient Non-Community | 514 |
| HOPE LAKE COUNTRY CHURCH | WI2686997 | Wisconsin | Transient Non-Community | 511 |
| ADELL WATERWORKS | WI4600435 | Wisconsin | Community | 510 |
| ST FRANCIS BORGIA CATHOLIC CHURCH | WI2460296 | Wisconsin | Transient Non-Community | 510 |
| LAKEVIEW MART | WI4200958 | Wisconsin | Transient Non-Community | 510 |
| WAYNES DRIVE-IN | WI2461033 | Wisconsin | Transient Non-Community | 510 |
| SUNBURST SKI AREA - MAINT SHOP | WI2671975 | Wisconsin | Transient Non-Community | 510 |
| EMANUEL BNE JESHRUN CENTER | WI2419054 | Wisconsin | Transient Non-Community | 509 |
| MT ZION CHRISTIAN CHURCH | WI2650822 | Wisconsin | Non-Transient Non-Community | 509 |
| SHERWOOD FOREST CMPGD - UPPER RESTROOM | WI1570493 | Wisconsin | Transient Non-Community | 508 |
| SHERWOOD FOREST CMPGD - OFFICE | WI1570490 | Wisconsin | Transient Non-Community | 508 |
| WILLOWBROOK COUNTRY STORE | WI1131331 | Wisconsin | Transient Non-Community | 507 |
| ZION EV LUTH CHURCH & SCHOOL | WI2680431 | Wisconsin | Non-Transient Non-Community | 507 |
| BIG BEND ELEMENTARY SCHOOL | WI2680668 | Wisconsin | Non-Transient Non-Community | 507 |
| ST PAUL THE APOSTLE CATHOLIC CHURCH | WI2520354 | Wisconsin | Transient Non-Community | 506 |
| TIMBER CREEK RESTAURANT | WI2682266 | Wisconsin | Transient Non-Community | 506 |
| WITHEE WATERWORKS | WI6100283 | Wisconsin | Community | 506 |
| FORT BP | WI1110301 | Wisconsin | Transient Non-Community | 505 |
| H F JOHNSON PARK CLUBHOUSE WELL | WI2520229 | Wisconsin | Transient Non-Community | 505 |
| ST EDWARD SCH & CH | WI4450623 | Wisconsin | Non-Transient Non-Community | 505 |
| KWIK TRIP 686 | WI2522142 | Wisconsin | Transient Non-Community | 505 |
| HOLY TRINITY CHURCH & LEARNING CENTER | WI2681107 | Wisconsin | Non-Transient Non-Community | 505 |
| MILTON KOA RV RESORT | WI1541072 | Wisconsin | Transient Non-Community | 505 |
| WI DNR MIRROR LAKE OFFICE/SHOP | WI1570170 | Wisconsin | Transient Non-Community | 505 |
| LINN PRESBYTERIAN CHURCH | WI2650325 | Wisconsin | Transient Non-Community | 504 |
| ST MICHAELS CATHOLIC CHURCH SCHOOL | WI2670142 | Wisconsin | Transient Non-Community | 503 |
| PERRY LUTHERAN CHURCH | WI1130496 | Wisconsin | Transient Non-Community | 503 |
| NORTHPORT MART | WI4691016 | Wisconsin | Transient Non-Community | 502 |
| MISSING LINKS GOLF RANGE | WI2460354 | Wisconsin | Transient Non-Community | 502 |
| WI DNR MIRROR LAKE SANDSTONE RIDGE | WI1570169 | Wisconsin | Transient Non-Community | 501 |
| BENSON CORNERS - PREET PETROLEUM & PIZZA TIME | WI2300779 | Wisconsin | Transient Non-Community | 500 |
| COUNTRY ESTATES SANITARY DISTRICT TOWN OF LYONS 1 | WI2650127 | Wisconsin | Community | 500 |
| SUPERMART SHELL | IL3137935 | Wisconsin | Transient Non-Community | 500 |
| HINGHAM CHURCH | WI4600543 | Wisconsin | Transient Non-Community | 500 |
| ST ALBERTS CATHOLIC CHURCH | WI1130507 | Wisconsin | Transient Non-Community | 500 |
| HALES CORNERS ELEMENTARY | WI2410742 | Wisconsin | Non-Transient Non-Community | 500 |
| BRENT GASSER | WI1570437 | Wisconsin | Transient Non-Community | 500 |
| BROTHER IN LAWS | WI1570369 | Wisconsin | Transient Non-Community | 500 |
| HOME TOWN CAFE | WI1570329 | Wisconsin | Transient Non-Community | 500 |
| CITY SLICKERS SPORTS CLUB | WI1570321 | Wisconsin | Transient Non-Community | 500 |
| TROLLHAUGEN INC | WI6490512 | Wisconsin | Transient Non-Community | 500 |
| FLAMBEAU HIGH JR HIGH SCHOOL | WI8550170 | Wisconsin | Non-Transient Non-Community | 500 |
| CUPID RESTAURANT | WI2410916 | Wisconsin | Transient Non-Community | 500 |
| MONARCH RANGE CO | WI1140443 | Wisconsin | Transient Non-Community | 500 |
| BOMBERINOS | WI1570465 | Wisconsin | Transient Non-Community | 500 |
| ST MICHAELS CATHOLIC PARISH | WI7720211 | Wisconsin | Transient Non-Community | 500 |
| ASSEMBLY PARK | WI2650120 | Wisconsin | Transient Non-Community | 500 |
| JELLYSTONE PARK CAMP RESORT HOUSE | WI2521962 | Wisconsin | Transient Non-Community | 500 |
| WI DOT WAYSIDE 3 DARIEN | WI2650261 | Wisconsin | Transient Non-Community | 500 |
| WIS DEPT OF TRANSP DIST 3 | WI4050532 | Wisconsin | Transient Non-Community | 500 |