Drinking Water Systems Reported for ZIP 60521
HINSDALE, Illinois — 2 water systems are associated with this ZIP in EPA service-area data
Largest Reported System
HINSDALE
PWSID: IL0434520
1 EPA violation record in the five-year period ending June 30, 2026
B
Few non-health records
TapScore compliance-history grade
Other Systems Reported for This ZIP
KNOLLS WATER COOPERATIVE
400 served1 historical record
A