Water Quality in Dekalb, IL (60112)

EPA violation data for public water systems serving ZIP code 60112.

No Health-Based Violations

None of the 19 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are3 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 43% of US ZIP codes.

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

4,621

Population

19

Water Systems

3

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (19)

Dekalb

Groundwater 45,000 people served
2 violations (5yr)
Lead tested: 11 ppb (limit: 15 ppb)

Cortland

All resolved
Groundwater 4,270 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Cortland Restaurant

Groundwater 50 people served
0 violations

Two Eagles Restaurant

Groundwater 42 people served
0 violations

Kishwaukee Forge Attn Donna

Groundwater 40 people served
0 violations

Ivy Tap

Groundwater 25 people served
0 violations

Cortland Methodist Church

Groundwater 25 people served
0 violations

Cortland Grocery Store

Groundwater 25 people served
0 violations

Cortland Post Office

Groundwater 25 people served
0 violations

The Saloon

Groundwater 25 people served
0 violations

Crazy Horse Saloon

Groundwater 25 people served
0 violations

Cortland Elem School

Groundwater 25 people served
0 violations

Cortland Post Office

Groundwater 25 people served
0 violations

Cortland Elementary School

Groundwater 25 people served
0 violations

Schmidt'S General Store

Groundwater 25 people served
0 violations

Cortland Methodist Church

Groundwater 25 people served
0 violations

Ivy Inn

Groundwater 25 people served
0 violations

Cortland Grocery Store

Groundwater 25 people served
0 violations

Schmidt'S General Store

Groundwater 25 people served
0 violations

Contaminants Found

Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

2 violations
Has active
Combined Radium (-226 and -228)Monitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Approaching limit
11 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Dekalb (60112) has more violations than 43% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 3, most of which are monitoring/reporting issues.

Fewer violations 43th 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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