Drinking Water Systems in HALES CORNERS, Wisconsin

2 water systems are reported for this city, with a combined service population of 344. The systems have 2 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving HALES CORNERS

OAKTON BEACH

144 served19 historical records2 recent
B

WHITNALL GARDEN APARTMENTS

200 served1 historical record
A

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)7 records
Radium-2281 record
Gross Alpha1 record
Total Trihalomethanes (TTHMs)1 record
Haloacetic Acids (HAA5)1 record
Arsenic1 record
Barium1 record
Nickel1 record
Antimony1 record
Thallium, Total1 record

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