Wisconsin water providers — page 6

Find published drinking-water records, providers, and official agency resources for Wisconsin. Review sources, sample dates, and coverage.

Official drinking-water resources

• Wisconsin Department of Natural Resources - Drinking Water and Groundwater Program
• Wisconsin Drinking Water System Portal

The responsible agency may differ for tribal systems. Record availability and sample dates vary by provider.

Community systems appear first. Sort: Population served · A–Z

Public water systems

11,023 systems in the imported directory. Includes community systems, schools, workplaces, and other public systems.

• Clark County Rehabilitation & Living CenterWI6100336 · CWS · Population served: 510
• Withee WaterworksWI6100283 · CWS · Population served: 506
• St Joseph San Dist 1WI6320318 · CWS · Population served: 503
• Country Estates Sanitary District Town of Lyons 1WI2650127 · CWS · Population served: 500
• Drummond Sanitary DistrictWI8040129 · CWS · Population served: 500
• Interlaken Resort And VillageWI2650143 · CWS · Population served: 500
• Lake Drive Water TrustWI2683440 · CWS · Population served: 500
• Three Lakes Sanitary DistrictWI7440129 · CWS · Population served: 500
• Waldo WaterworksWI4600456 · CWS · Population served: 500
• Bay City WaterworksWI6480153 · CWS · Population served: 499
• Taylor WaterworksWI6270297 · CWS · Population served: 498
• Holland Tn Sanitary DistWI4050726 · CWS · Population served: 495
• St Cloud WaterworksWI4200477 · CWS · Population served: 494
• Gays Mills WaterworksWI6120244 · CWS · Population served: 490
• Wilton WaterworksWI6420306 · CWS · Population served: 490
• Bayfield WaterworksWI8040126 · CWS · Population served: 488
• Alma Center WaterworksWI6270298 · CWS · Population served: 487
• Forest Junction Pub UtilWI4080377 · CWS · Population served: 487
• Knapp WaterworksWI6170267 · CWS · Population served: 486
• Mount Calvary WaterworksWI4200474 · CWS · Population served: 478
• South Wayne WaterworksWI1330077 · CWS · Population served: 478
• Tremain Mobile Home ParkWI1280127 · CWS · Population served: 475
• Brandybrook SubdivisionWI2682639 · CWS · Population served: 474
• Lyndon Station WaterworksWI7290124 · CWS · Population served: 474
• House On The Rock ResortWI1250318 · CWS · Population served: 470
• Glenbeulah WaterworksWI4600440 · CWS · Population served: 461
• Cobb WaterworksWI1250076 · CWS · Population served: 458
• Kendall WaterworksWI6420295 · CWS · Population served: 458
• Coloma WaterworksWI4700265 · CWS · Population served: 454
• Fairchild WaterworksWI6180295 · CWS · Population served: 451
• Bay View Heights IncWI1130253 · CWS · Population served: 450
• Bluffview Sanitary DistrictWI1570097 · CWS · Population served: 450
• Cochrane WaterworksWI6060226 · CWS · Population served: 450
• Hobart Waterworks S A 2WI4051769 · CWS · Population served: 450
• Land O Lakes Sanitary DistWI7640112 · CWS · Population served: 450
• Mattoon WaterworksWI4590455 · CWS · Population served: 450
• Parquelynn VillageWI2680261 · CWS · Population served: 450
• Wheatland EstatesWI2300156 · CWS · Population served: 450
• Willow Springs Mhp 2 & 3WI2680232 · CWS · Population served: 446
• Fountain City WaterworksWI6060228 · CWS · Population served: 443
• Hixton WaterworksWI6270292 · CWS · Population served: 443
• Birchwood WaterworksWI8660302 · CWS · Population served: 442
• Merrimac WaterworksWI1570093 · CWS · Population served: 440
• Sextonville WaterworksWI1530069 · CWS · Population served: 425
• Blue River WaterworksWI1220087 · CWS · Population served: 424
• Clyman WaterworksWI1140140 · CWS · Population served: 422
• North Hills MhpWI1140439 · CWS · Population served: 420
• Villa Diann MhpWI6180290 · CWS · Population served: 420
• Hancock WaterworksWI4700267 · CWS · Population served: 419
• Bear Creek WaterworksWI4450867 · CWS · Population served: 418
• Junction City WaterworksWI7500127 · CWS · Population served: 416
• Squires GroveWI2680201 · CWS · Population served: 410
• Pigeon Falls WaterworksWI6620329 · CWS · Population served: 409
• Elcho Sanitary District 1WI7340117 · CWS · Population served: 400
• Harvest View MhcWI2520201 · CWS · Population served: 400
• Knolls Water CooperativeWI2300145 · CWS · Population served: 400
• Lake Forest Water CoopWI1130232 · CWS · Population served: 400
• Manor Hill Mobile Home ParkWI4200462 · CWS · Population served: 400
• Marian Heights SubdivisionWI2680203 · CWS · Population served: 400
• Pioneer Estates of DelavanWI2650116 · CWS · Population served: 400
• Port Wing Sanitary DistrictWI8040094 · CWS · Population served: 400
• Wi Air National Guard Volk FieldWI7290120 · CWS · Population served: 400
• Windsor Water Utility NorthWI1130246 · CWS · Population served: 400
• Delavan Club CondosWI2650929 · CWS · Population served: 395
• Readstown WaterworksWI6630261 · CWS · Population served: 395
• Nelson Water & Sewer DeptWI6060232 · CWS · Population served: 375
• Gilman WaterworksWI8610124 · CWS · Population served: 372
• Tennyson WaterworksWI1220120 · CWS · Population served: 367
• Dallas WaterworksWI6030135 · CWS · Population served: 365
• Fairwater WaterworksWI4200463 · CWS · Population served: 365
• La Valle WaterworksWI1570113 · CWS · Population served: 365
• Bowler WaterworksWI4590451 · CWS · Population served: 357
• Maribel WaterworksWI4360429 · CWS · Population served: 355
• Bagley WaterworksWI1220084 · CWS · Population served: 353
• Cazenovia WaterworksWI1530060 · CWS · Population served: 351
• La Crosse Estates LLCWI6320319 · CWS · Population served: 351
• Fitchburg Utility Dist 1 SouthWI1131004 · CWS · Population served: 350
• Goodman Sanitary Dist No 1WI4380438 · CWS · Population served: 350
• Nashotah HouseWI2682512 · CWS · Population served: 350
• Rainbow Lake Manor MhpWI2300166 · CWS · Population served: 350
• Granton WaterworksWI6100327 · CWS · Population served: 349
• Pound WaterworksWI4380444 · CWS · Population served: 349
• Embarrass WaterworksWI4690393 · CWS · Population served: 347
• Curtiss WaterworksWI6100339 · CWS · Population served: 346
• Friesland WaterworksWI1110099 · CWS · Population served: 345
• Winter WaterworksWI8580534 · CWS · Population served: 344
• Eastman WaterworksWI6120243 · CWS · Population served: 342
• St Johns Northwestern AcademiesWI2680761 · CWS · Population served: 340
• Lowell WaterworksWI1140152 · CWS · Population served: 337
• Hawkins WaterworksWI8550129 · CWS · Population served: 333
• Cedar Lake Home 5WI2670123 · CWS · Population served: 330
• Tan Oak AptsWI2301080 · CWS · Population served: 325
• Birch Hill055295103 · CWS · Population served: 322
• Leroy Sanitary District 1WI1140155 · CWS · Population served: 320
• Recreacres Mhc LLCWI7500138 · CWS · Population served: 320
• Oakdale WaterworksWI6420069 · CWS · Population served: 317
• Wheeler Waterworks AssocWI6170274 · CWS · Population served: 317
• Lincoln Hills SchoolWI7350121 · CWS · Population served: 316
• Northernaire Sanitary DistrictWI7440812 · CWS · Population served: 315
• Middle Village055295507 · CWS · Population served: 310