Wisconsin — all systems
Wisconsin water systems A–Z
Page 2 of 5 · Deerfield Waterworks → Junction City Waterworks. Every public water system we track in Wisconsin, alphabetically. Each links to the system's measured contaminant levels against federal limits.
- Deerfield Waterworks (2023)
- Deforest Waterworks (2023)
- Delafield Hotel (2025)
- Delafield Lakes 402 (2024)
- Delafield Lakes 404 (2024)
- Delafield Square (2025)
- Delafield Waterworks (2023)
- Delafield Woods 411 (2024)
- Delafield Woods 828 (2024)
- Delavan Club Condos (2024)
- Delavan Waterworks (2023)
- Dell Creek Estates (2024)
- Dells Club Condo Assoc 1 (2025)
- Dells Club Condo Assoc 2 (2024)
- Dells Club Condo Assoc 3 (2025)
- Dells Estates (2024)
- Denmark Waterworks (2025)
- Dental Health Products Inc (2025)
- Devils Head Resort (2025)
- Dickeyville Waterworks (2023)
- Didion Ethanol (2025)
- Diesel Driving School (2025)
- Discovery Days Ii (2025)
- Docs Harley/timeline Bbq (2025)
- Dodge Sanitary Dist 1 (2023)
- Dodgeville Waterworks (2023)
- Don Larson Chevrolet Buick Gmc (2025)
- Donges Bay 5401 (2025)
- Dons Mobile Manor (2024)
- Doorway To Learning (2025)
- Dorchester Waterworks (2022)
- Douglas Plaza North (2024)
- Douglas Plaza South (2024)
- Dousman Water Utility (2023)
- Downsville Sanitary District (2023)
- Dresser Waterworks (2023)
- Drought School (2025)
- Drummond Sanitary District (2023)
- Duck Inn Mhp 2 (2024)
- Duncan Prairie Mhc (2024)
- Dunn Energy Coop (2025)
- Durand Waterworks (2023)
- Durham Meadows Water Trust (2024)
- Dvo Inc (2025)
- Eagle Chateau Apts (2025)
- Eagle Lake Manor (2025)
- Eagle River Waterworks (2023)
- Eagle Waterworks (2023)
- Eagleville Elementary School (2025)
- East Bristol Utility Coop (2024)
- East Field Office Center (2025)
- East Towne Square 1340 (2025)
- East Troy S D 3 (2024)
- East Troy Waterworks (2023)
- Eastman Waterworks (2023)
- Eastmound Center (2025)
- Eaton Cooper Power Systems (2025)
- Eau Claire Coop Oil Co (2025)
- Eau Claire Energy Cooperative (2025)
- Eau Claire Waterworks (2023)
- Eau Galle Cheese Factory Llc (2025)
- Ebert Enterprises Llc (2025)
- Echo Lake Foods Yorkville (2025)
- Eden Elementary School (2025)
- Eden Meats and Corner Express (2025)
- Eden Pet Products Llc (2025)
- Eden Stone Saw Plant & Cut Shop (2025)
- Edgar Waterworks (2023)
- Edgerton I90 Travel Plaza (2025)
- Edgerton Waterworks (2025)
- Edgewood Country Estates (2024)
- Edgewood Mobile Home Park (2024)
- Edmund Tn of Linden San Dist 1 (2023)
- Elcho Sanitary District 1 (2023)
- Elder Care Cottages East (2025)
- Elder Care Cottages West (2025)
- Eleva Strum Elementary School (2025)
- Eleva Strum High School (2025)
- Eleva Waterworks (2025)
- Elizabeth Manor Apts (2024)
- Elk Mound Waterworks (2023)
- Elkhart Lake Waterworks (2023)
- Elkhorn Waterworks (2025)
- Ellsworth Coop Creamery (2025)
- Ellsworth Waterworks (2023)
- Elm Grove Lutheran School & Church (2025)
- Elm Grove Preschool & Child Care (2025)
- Elm Grove Terrace (2024)
- Elm Grove Village Hall (2025)
- Elmbrook Memorial Hospital (2025)
- Elmbrook- Lake Country (2025)
- Elmore Heights Trailer Court (2024)
- Elmwood Waterworks (2023)
- Elroy Waterworks (2023)
- Emanuel United Church of Christ (2025)
- Embarrass Waterworks (2023)
- Emerald Woods Condos (2024)
- Empire Screen Printing Clean Room (2025)
- Empire Screen Printing Office (2025)
- Endeavor Elementary (2025)
- Equinox Rei Llc Dellwood Estates (2024)
- Erin School (2025)
- Essential Industries Inc (2025)
- Ettrick Waterworks (2023)
- Evansville Waterworks (2023)
- Evergreen Estates (2024)
- Evergreen Park (2024)
- Evergreen Villa Mobile Homes (2024)
- Evergreens (2023)
- Exeland Waterworks (2023)
- Fairbanks Morse Engine Div (2025)
- Fairchild Waterworks (2023)
- Fairview School (2025)
- Fairwater Waterworks (2023)
- Faith Christian School (2025)
- Faith Community Church/school (2025)
- Faith Lutheran Church & School (2025)
- Fall Creek Waterworks (2023)
- Fall River Waterworks (2023)
- Family Forum Head Start Inc Center 4 (2025)
- Farm & Fleet of Dodgeville (2025)
- Farmington Elementary School (2025)
- Federal Correctional Institution (2023)
- Fennimore Waterworks (2023)
- Fields of Waterford (2024)
- Fifield Sanitary District (2023)
- First Congreg United Ch of Christ/gingerbread Preschool (2025)
- First Natl Community Bank (2025)
- Fishermans Paradise Mhp (2023)
- Fitchburg Utility Dist 1 (2023)
- Fitchburg Utility Dist 1 South (2023)
- Five Corners Dodge (2025)
- Five Corners Retail (2025)
- Five Star Building a Finished Goods (2025)
- Five Star Building B D and E Composite (2025)
- Five Star Building C Composite Building (2025)
- Five Star Building F Window Coating (2025)
- Flambeau Correctional Center (2023)
- Fleet Farm Muskego Main Store (2025)
- Florence Utility Commission (2023)
- Fond Du Lac Stone Ops Bldg (2025)
- Fond Du Lac Tn Water Utility (2023)
- Fond Du Lac Waterworks (2025)
- Fontana Water Utility (2023)
- Footville Waterworks (2023)
- Foremost Farms Usa Coop Reedsburg (2025)
- Foremost Farms Usa Coop Richland Center (2025)
- Forest Edge Apartments Llc (2025)
- Forest Junction Pub Util (2023)
- Fort Atkinson Waterworks (2023)
- Fort Mccoy North Post (2024)
- Fort Mccoy South Post (2024)
- Fountain Bluffs Mhp Llc (2024)
- Fountain City Waterworks (2023)
- Four Corners Elementary School (2025)
- Fox Bros Piggly Wiggly Inc - Hubertus (2025)
- Fox Crossing Utilities East (2023)
- Fox Crossing Utilities West (2023)
- Fox Lake Correctional Institution (2023)
- Fox Lake Waterworks (2023)
- Fox Marquette Mobile Home Park (2024)
- Fox Point Waterworks (2025)
- Fox River Valley Ethanol Llc (2025)
- Fox Valley Wood Products (2025)
- Franklin (2023)
- Franklin Mhp (2021)
- Franklin Water Utility (2023)
- Frederic Waterworks (2023)
- Fredonia Waterworks (2023)
- Freedom Sanitary District (2023)
- Fremont Elementary School (2025)
- Friendship Valley Dairy Llc (2025)
- Friendship Waterworks (2023)
- Friesland Waterworks (2023)
- Friess Lake Elementary School (2025)
- From the Roots (2025)
- Fromm Family Foods Columbus (2025)
- Fromm Family Foods Llc (2025)
- Front Porch Pets Inc (2025)
- Fulton Utility District (2023)
- Furst Mcness Company (2025)
- G & V Machine Co Inc (2025)
- Galesville Waterworks (2025)
- Galleria Offices (2025)
- Gays Mills Waterworks (2023)
- Generac Power Systems Inc (2025)
- Genesee Lake School North (2023)
- Genesee Lake School South (2024)
- Geneva Landings (2024)
- Geneva National Community Services (2024)
- Genex Cooperative Inc (2025)
- Genmet Corp (2025)
- Genoa City Waterworks (2025)
- Genoa Waterworks (2023)
- Germantown Learning Center & Childcare (2023)
- Germantown Mutual Insurance (2025)
- Germantown Water Utility (2023)
- Gfl Horicon Hauling (2025)
- Gfl Wisconsin Materials Recovery Facility (2025)
- Gibraltar High School (2025)
- Gillett Waterworks (2023)
- Gilman Waterworks (2023)
- Gilmanton Elementary School (2025)
- Gilmanton Middle/high School (2025)
- Glacier View Subdivision (2024)
- Gleason Mennonite Church & School (2025)
- Glen Flora Waterworks (2024)
- Glen Oaks Office Park (2025)
- Glenbeulah Waterworks (2023)
- Glendale Waterworks (2025)
- Glenwood City Waterworks (2023)
- Glidden Sanitary District (2023)
- Glk Sauerkraut Llc (2025)
- Goetschs Welding & Machine Inc (2025)
- Golden Valley Mobile Home Park (2024)
- Goodman Sanitary Dist No 1 (2023)
- Gordie Boucher Ford of Thiensville Inc (2025)
- Gordon Correctional Center (2023)
- Gospel Mennonite School (2025)
- Grace Lutheran Child Development Ctr (2025)
- Graetz Manufacturing Office (2023)
- Grafton Waterworks (2023)
- Grand Ave Apartments (2023)
- Grand Chute Tn San Dist 1 (2023)
- Grande Cheese Co Brownsville (2025)
- Grande Cheese Co Rubicon (2025)
- Grande Cheese Company (2022)
- Grande Cheese Wyocena (2025)
- Grande Custom Ingredients (2022)
- Grandview Mobile Home Court (2024)
- Granite Microsystems (2025)
- Grant Elementary School (2025)
- Granton Waterworks (2023)
- Grantsburg Waterworks (2023)
- Grassland Dairy Prod Inc (2025)
- Grassland Dairy Prod Inc - Office (2025)
- Gratiot Waterworks (2024)
- Graymont Eden Kiln and Whse (2025)
- Graymont Eden Office (2025)
- Great Lakes Veterinary Clinic (2025)
- Green Acres Mobile Homes (2024)
- Green Bay (2024)
- Green Bay Waterworks (2023)
- Green Lake Mhp (2024)
- Green Lake Waterworks (2023)
- Green Oaks Mobile Home Court (2024)
- Green Valley Dairy Llc (2025)
- Green Valley Enterprises (2025)
- Greendale (2023)
- Greendale Waterworks (2023)
- Greenfield (2023)
- Greenleaf Waterworks (2023)
- Greenville Utilities Vil of (2023)
- Greenville Utilities Vil Of/crestview Subdivision (2023)
- Greenwood Waterworks (2023)
- Gregg Young Cdjr Abrams (2025)
- Gregg Young Hortonville Ford (2025)
- Gresham Waterworks (2023)
- Gws Tool Group (2025)
- Habeck Mobile Home Park (2024)
- Haddonstone Subdivision (2024)
- Hale Park Meadows (2024)
- Hales Corners (2023)
- Hammond Waterworks (2023)
- Hancock Waterworks (2023)
- Harmony Grove San Dist (2023)
- Harmony Hills Mh Village (2024)
- Harmony Mobile Manor (2024)
- Harrison Utilities - Fka Waverly Sd (2023)
- Hartford Waterworks (2023)
- Hartje Lumber (2025)
- Hartland Waterworks (2025)
- Harvest View Mhc (2024)
- Hatley Waterworks (2023)
- Haugen Waterworks (2023)
- Hawkins Waterworks (2023)
- Hayward Water Utility (2023)
- Hazel Green Waterworks (2024)
- Hb Performance Systems Inc (2025)
- Heartland Montessori School (2025)
- Hearts & Hands Inc of Mt Horeb (2025)
- Heattek (2025)
- Heaven City (2025)
- Hebron Community & Head Start Building (2025)
- Heidel Rd Apts 139 (2024)
- Heidel Rd Apts 152 (2024)
- Hendrix Llc (2025)
- Henning Cheese (2025)
- Heritage Lake Resort (2024)
- Hiawatha Mh Est Old Office (2024)
- Hiawatha Mh Estates Clbhse (2023)
- Hickory Haven Mhc (2024)
- Hickory Hill Park Llc (2024)
- Hickory Shade (2024)
- Hidden Acres Mobile Pk 1 (2024)
- Hidden Acres Mobile Pk 2 (2024)
- Hidden Acres Mobile Pk 3 (2024)
- Hidden Glen Golf Course Clubhouse (2025)
- Hidden Meadows (2024)
- Highland Colony Estates Condo (2024)
- Highland Waterworks (2023)
- Hilbert Waterworks (2025)
- Hillcrest Estates Mhp (2024)
- Hillcrest Mennonite School (2025)
- Hills of Wales Apts (2024)
- Hillsboro Waterworks (2025)
- Hilltop Estates Mhp (2024)
- Hilly Haven Llc (2024)
- Hixton Waterworks (2023)
- Hnr Intermediate School (2025)
- Ho Chunk Casino (2025)
- Hobart Waterworks S a 1 (2023)
- Hobart Waterworks S a 2 (2023)
- Hobart Waterworks S a 3 (2023)
- Hobart Waterworks S a 4 (2023)
- Hoffmanns Wissota Court (2025)
- Holcombe High School (2025)
- Holland Tn Sanitary Dist (2023)
- Hollandale Waterworks (2023)
- Holmen Waterworks (2023)
- Holsum Elm Dairy (2025)
- Holsum Irish Dairy (2025)
- Holy Cross Parish (2025)
- Holy Family Convent (2024)
- Holy Hill Apartments (2024)
- Holy Rosary School (2025)
- Holy Trinity Church & Learning Center (2025)
- Holy Trinity Church & School (2025)
- Homestead High School (2025)
- Homestead Hs Pavilion (2025)
- Homesteader Llc the (2024)
- Honor Elementary (2025)
- Hood Equipment Inc (2025)
- Horicon Waterworks (2023)
- Hortonville Water Utility (2025)
- Hot Line Freight System Inc (2025)
- Houlton Elementary School (2025)
- Houlton Mhp Llc (2024)
- House on the Rock (2025)
- House on the Rock Resort (2024)
- Howards Grove Childrens Center (2025)
- Howards Grove High School & District Office (2025)
- Hudson Waterworks (2023)
- Humble Oak (2025)
- Huntington Mobile Home Park (2024)
- Huntington Park (2024)
- Hurley Waterworks (2023)
- Hustisford Waterworks (2023)
- Hustler Waterworks (2023)
- Hwy 51 Truckstop Site 4488 (2025)
- I a P Inc (2025)
- Immanuel Lutheran Church & Sch (2025)
- Inch Heights Llc (2024)
- Independence Waterworks (2023)
- Indian Hill School (2025)
- Indue Sales and Services (2025)
- Industrial Engraving Llc (2025)
- Innovation Station Childcare Facility (2025)
- Innsbruck Water Trust (2025)
- Inspiration Ministries & Meadows Apts (2024)
- Inspire Early Childhood Addition (2025)
- Inspire Early Childhood Original (2025)
- Intercon Energy Services (2025)
- Interlaken Resort and Village (2024)
- International Foundation of Employee Benefit (2025)
- Iola Waterworks (2023)
- Iowa Grant Schools (2025)
- Iron Belt Waterworks (2023)
- Iron Oak Energy Wyeville Dry Plant (2025)
- Iron Oak Energy Wyeville Plant (2025)
- Iron Ridge Waterworks (2023)
- Iron River Sanitary District (2023)
- Ironton Waterworks (2023)
- Island Estates (2023)
- Ithaca Public School - Gym (2025)
- Ithaca Public School K-12 (2025)
- Itw Shakeproof Group - North System (2025)
- Itw Shakeproof Group - South System (2025)
- Ixonia Bank (2025)
- Ixonia Elementary School (2025)
- J J Keller North Park Office (2025)
- J J Keller Vinland Plant (2025)
- J V Kids Llc (2025)
- Jackson Waterworks (2024)
- Jamestown East Condominium Owners Association (2025)
- Janesville Water Utility (2020)
- Jefferson Waterworks (2024)
- Jensen Metal Products (2025)
- Jim Falls Elem School 1 (2025)
- Joe Van Horn Chevrolet (2025)
- Johnson Creek Waterworks (2023)
- Johnsonville Countryside Complex (2025)
- Johnsonville Global Headquarters Office (2025)
- Johnsonville Meadowside Plant (2025)
- Johnsonville Riverside Plant (2025)
- Johnsonville Tech Center (2025)
- Jorgensen Conveyors Inc (2025)
- Joyful Beginnings Academy (2025)
- Juda Public School (2025)
- Junction City Waterworks (2023)