Water Quality in Chicago, IL (60638)

EPA violation data for public water systems serving ZIP code 60638.

No Health-Based Violations

None of the 10 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are12 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 70% of US ZIP codes.

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

57,074

Population

10

Water Systems

12

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (10)

Chicago

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

Cracker Jack Company A

Groundwater 500 people served
0 violations

Cracker Jack Company B

Groundwater 500 people served
0 violations

Cracker Jack Company B

Groundwater 500 people served
0 violations

Rose Packing Company Inc

Groundwater 400 people served
0 violations

Rose Packing Company Inc

Groundwater 400 people served
0 violations

Cracker Jack Company A

Groundwater 200 people served
0 violations

Hinkley & Smith Inc

Purchased groundwater 100 people served
0 violations

Ashley Yorkville Llc - Main Building West

All resolved
Groundwater 50 people served
1 violation (5yr) · All resolved
Lead tested: 0.97 ppb (limit: 15 ppb)

Ashley Yorkville Llc - Main Building East

All resolved
Groundwater 30 people served
1 violation (5yr) · All resolved
Lead tested: 1.6 ppb (limit: 15 ppb)

Contaminants Found

Lead and Copper RuleMonitoring

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

3 violations
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
2 violations
All resolved
LEAD AND COPPER RULE REVISIONSMonitoring
1 violation
Has active
Public NoticeMonitoring
1 violation
Has active
CARBON, TOTALMonitoring
1 violation
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

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 (60638) has more violations than 70% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 12, most of which are monitoring/reporting issues.

Fewer violations 70th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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