Water Quality: Chicago, IL

11 water systems • 2,751,559 people served

Multiple Health Violations
708
Total Violations
6
Health-Based Violations
11
Water Systems
2,751,559
Population Served

Water Quality Summary

Chicago has 6 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Disinfection Byproducts, Total Organic Carbon. In total, 708 violations are on record for 11 water systems serving 2,751,559 people.

Contaminants Found

Disinfection Byproducts
Total Organic Carbon

Water Systems Serving Chicago

System Name PWSID Source Population Violations
CHICAGO IL0316000 Surface Water 2,746,388 98
BLACKHAWK ESTATES LLC IL0317765 Groundwater 1,238 31
SHADY OAKS MHP IL0635225 Groundwater 912 110
WILLOWAY TERRACE MHP IL0317595 Groundwater 900 8
SUNNY ACRES MHP IL0915545 Groundwater 750 2
SHORELINE TRC MHP IL0975615 Surface Water 504 1
PLEASANT RIDGE MHP IL0435945 Groundwater 284 447
ROLLING GREEN ESTATES MHP IL1415245 Groundwater 191 4
ROYAL OAKS MHP IL1115145 Groundwater 170 3
HARBOR LITES-PISTAKEE FSHG CL IL1110011 Groundwater 132 4
SANDWICH ESTATES MHP IL0374860 Groundwater 90 0

Concerned About Your Water?

A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.

Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.

Data Sources

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.

Verify at epa.govSearch ECHO for IL