Drinking Water Systems in MCHENRY, Illinois

9 water systems are reported for this city, with a combined service population of 27,183. The systems have 26 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving MCHENRY

MCHENRY

22,335 served29 historical records23 recent
C

PRAIRIE PATH WATER COMPANY-ROCKVALE

298 served14 historical records1 recent
B

PRAIRIE PATH WATER COMPANY-WESTLAKE

1,493 served3 historical records1 recent
B

PRAIRIE PATH WATER COMPANY-WILDWOOD

490 served3 historical records1 recent
B

PRAIRIE PATH -PORT BARRINGTON SHORES

67 served35 historical records
A

PRAIRIE PATH WATER COMPANY-NORTHERN HILL

600 served4 historical records
A

PRAIRIE PATH WATER COMPANY-COVENTRY HILL

608 served3 historical records
A

PRAIRIE PATH WATER CO-COVENTRY CREEK

270 served38 historical records
A

PRAIRIE PATH WATER COMPANY-LAKE MARIAN

1,022 served113 historical records
A

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)31 records
Radium-22622 records
Lead and Copper Rule12 records
Gross Alpha6 records
Barium4 records
1,2-Dichloropropane3 records
1,1,2-Trichloroethane3 records
CHLOROBENZENE3 records
1,2-Dichloroethane3 records
Ethylbenzene3 records

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