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 |
|---|---|---|---|---|
| UNIVERSITY SCHOOL OF MILW LS MS 1 | WI2410883 | Wisconsin | Non-Transient Non-Community | 700 |
| WHITNALL EDGE SUBDIVISION | WI2410608 | Wisconsin | Community | 700 |
| ROGER CARDONI | WI1540253 | Wisconsin | Transient Non-Community | 700 |
| ITHACA PUBLIC SCHOOL K-12 | WI1530305 | Wisconsin | Non-Transient Non-Community | 700 |
| OLIN-SANG-RUBY UNION INSTITUTE - BATH HOUSE | WI1281397 | Wisconsin | Transient Non-Community | 700 |
| SADDLE RIDGE ESTATES | WI1110123 | Wisconsin | Community | 700 |
| RIDGELAND | 055295704 | Wisconsin | Community | 691 |
| ZORBAS RESTAURANT & LOUNGE | WI2680742 | Wisconsin | Non-Transient Non-Community | 690 |
| SERIGRAPH INC WELL 2 SW 1986 | WI2670652 | Wisconsin | Non-Transient Non-Community | 690 |
| RIDGEWAY WATERWORKS | WI1250087 | Wisconsin | Community | 690 |
| BLOOMINGTON WATERWORKS | WI1220085 | Wisconsin | Community | 682 |
| SOMERS SCHOOL | WI2300307 | Wisconsin | Non-Transient Non-Community | 680 |
| VIOLA WATERWORKS | WI6630269 | Wisconsin | Community | 667 |
| ROLLING HILLS ELEMENTARY SCHL | WI2685657 | Wisconsin | Non-Transient Non-Community | 666 |
| WI DNR LAKE WISSOTA WELCOME CENTER | WI6091430 | Wisconsin | Transient Non-Community | 665 |
| WI DNR LAKE WISSOTA SHOP | WI6090580 | Wisconsin | Transient Non-Community | 665 |
| WI DNR LAKE WISSOTA LT LOOP | WI6090579 | Wisconsin | Transient Non-Community | 665 |
| WI DNR LAKE WISSOTA RT LOOP | WI6090577 | Wisconsin | Transient Non-Community | 665 |
| WI DNR LAKE WISSOTA B BLDG | WI6090576 | Wisconsin | Transient Non-Community | 665 |
| WI DNR LAKE WISSOTA PIC HAND PUMP | WI6090223 | Wisconsin | Transient Non-Community | 665 |
| WHEATLAND CENTER SCHOOL | WI2300988 | Wisconsin | Non-Transient Non-Community | 665 |
| LIVINGSTON WATERWORKS | WI1220109 | Wisconsin | Community | 664 |
| ARBYS | WI2300690 | Wisconsin | Transient Non-Community | 663 |
| PRENTICE WATERWORKS | WI8510132 | Wisconsin | Community | 660 |
| PARKSIDE SCHOOL | WI4700469 | Wisconsin | Non-Transient Non-Community | 660 |
| MADISON COUNTRY DAY SCHOOL | WI1130558 | Wisconsin | Non-Transient Non-Community | 660 |
| HOBART WATERWORKS S A 3 | WI4052077 | Wisconsin | Community | 658 |
| RANDALL SCHOOL | WI2300719 | Wisconsin | Non-Transient Non-Community | 658 |
| RACINE BIBLE CHURCH | WI2522516 | Wisconsin | Transient Non-Community | 657 |
| WAUKESHA BIBLE CHURCH | WI2680916 | Wisconsin | Transient Non-Community | 654 |
| NORWALK WATERWORKS | WI6420296 | Wisconsin | Community | 653 |
| WEBSTER WATERWORKS | WI8070312 | Wisconsin | Community | 652 |
| ROSE GLEN ELEMENTARY | WI2680912 | Wisconsin | Non-Transient Non-Community | 652 |
| MINOCQUA HAZELHURST ELEM SCH | WI7440657 | Wisconsin | Non-Transient Non-Community | 650 |
| SCOUTING AMERICA CAMP MKJW EAST CAMP 1 | WI7340218 | Wisconsin | Transient Non-Community | 650 |
| WI DOT REST AREA 31 & INFO CENTER LACROSSE | WI6320403 | Wisconsin | Transient Non-Community | 650 |
| STOCKBRIDGE WATERWORKS | WI4080407 | Wisconsin | Community | 650 |
| GREENLEAF WATERWORKS | WI4050466 | Wisconsin | Community | 650 |
| BAY LANE MIDDLE SCHOOL | WI2680307 | Wisconsin | Non-Transient Non-Community | 650 |
| ROCK RIVER LEISURE ESTATES COOP | WI1540167 | Wisconsin | Community | 650 |
| MILLBURN SCHOOL DIST #24 | IL3139931 | Wisconsin | Non-Transient Non-Community | 650 |
| ROCKLAND WATERWORKS | WI6320333 | Wisconsin | Community | 642 |
| CAMP DOUGLAS WATERWORKS | WI7290121 | Wisconsin | Community | 640 |
| AMER BAPTIST ASSEM MAIN | WI4240242 | Wisconsin | Non-Transient Non-Community | 640 |
| AVOCA WATERWORKS | WI1250074 | Wisconsin | Community | 637 |
| DAYSPRING BAPTIST CHURCH INC | WI2686802 | Wisconsin | Non-Transient Non-Community | 636 |
| ELEVA WATERWORKS | WI6620270 | Wisconsin | Community | 635 |
| COCHRANE FOUNTAIN CITY SCHOOL | WI6060338 | Wisconsin | Non-Transient Non-Community | 635 |
| CARTER COMMUNITY | 055295205 | Wisconsin | Community | 634 |
| BROWNSVILLE WATERWORKS | WI1140139 | Wisconsin | Community | 630 |