Water Quality in Chicago, IL (60604)

EPA violation data for public water systems serving ZIP code 60604.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

616

Population

7

Water Systems

44

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (7)

Chicago

Surface water 2,746,388 people served
10 violations (5yr)
Lead tested: 9.3 ppb (limit: 15 ppb)

Jw Marriot Hotel

2 health-based
Purchased surface water 700 people served
34 violations (5yr) · 2 health-based
Lead tested: 0 ppb (limit: 15 ppb)

Manatee Manor Water Sys

Groundwater 385 people served
0 violations

Four Seasons Mhp

Purchased surface water 150 people served
0 violations

Union League B & G Clubs Camp Kitchen

Groundwater 145 people served
0 violations

Union League B & G Clubs Camp Pump House

Groundwater 145 people served
0 violations

Union League B & G Clubs Camp Caretaker

Groundwater 25 people served
0 violations

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
3 violations
Has active
Stage 1 Disinfectants and Disinfection Byproducts RuleHealth-Based
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
10 violations
All resolved
TTHMMonitoring
10 violations
All resolved
Public NoticeMonitoring
7 violations
Has active
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

4 violations
Has active
Interim Enhanced Surface Water Treatment RuleMonitoring
2 violations
All resolved
CARBON, TOTALMonitoring
1 violation
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Approaching limit
9.3 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Chicago (60604) has more violations than 89% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 44.

Fewer violations 89th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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