Drinking Water Systems in MADISON, Wisconsin

20 water systems are reported for this city, with a combined service population of 285,996. The systems have 7 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving MADISON

LAKE POINTE APTS - WELL 1 5320-5326

60 served1 historical record
A

LAKE POINTE APTS - WELL 2 5312-5318

60 served0 historical records
A

LAKE POINTE/MARINA BAY

50 served0 historical records
A

MAPLE BLUFF WATERWORKS

1,342 served3 historical records
A

DELAFIELD LAKES 402

40 served0 historical records
A

DELAFIELD LAKES 404

40 served0 historical records
A

DELAFIELD WOODS 411

40 served0 historical records
A

DELAFIELD WOODS 828

40 served0 historical records
A

PIRATES COVE MOBILE HOME COMMUNITY

25 served26 historical records3 recent
C

PINE RIDGE APTS

45 served0 historical records
A

LAKE FOREST WATER COOP

400 served7 historical records
A

FOX LAKE CORRECTIONAL INSTITUTION

1,850 served42 historical records1 recent
C

KETTLE MORAINE CORRECTIONAL INSTITUTION

1,544 served1 historical record
A

MENDOTA MENTAL HEALTH INST

2,787 served0 historical records
A

WAUPUN CORRECTIONAL INST

3,706 served2 historical records
A

SHOREWOOD HILLS WATERWORKS

1,670 served3 historical records2 recent
B

WOODBRIDGE ESTATES

48 served1 historical record
A

GORDON CORRECTIONAL CENTER

124 served2 historical records1 recent
B

MADISON WATER UTILITY

272,000 served5 historical records
A

APPLEWOOD HILL

125 served2 historical records
A

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)5 records
Lead and Copper Rule5 records
Public Notice4 records
1,2-Dichloropropane4 records
Revised Total Coliform Rule4 records
Vinyl Chloride4 records
Nitrate4 records
trans-1,2-Dichloroethylene3 records
Trichloroethylene (TCE)3 records
Tetrachloroethylene3 records

Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.