Water Quality in Crystal Lake, IL (60156)

EPA violation data for public water systems serving ZIP code 60156.

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

28,800

Population

29

Water Systems

11

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (29)

Crystal Lake

Groundwater 40,661 people served
0 violations
Lead tested: 9.3 ppb (limit: 15 ppb)

Algonquin

Groundwater 30,700 people served
0 violations
Lead tested: 3.3 ppb (limit: 15 ppb) Copper tested: 1600 ppb (limit: 1300 ppb)

Lake In The Hills

Groundwater 28,661 people served
2 violations (5yr)
Lead tested: 2.7 ppb (limit: 15 ppb) Copper tested: 1400 ppb (limit: 1300 ppb)

Huntley

1 health-based
Groundwater 28,495 people served
1 violation (5yr) · 1 health-based · All resolved
Lead tested: 3 ppb (limit: 15 ppb)

Woodstock

1 health-based
Groundwater 25,630 people served
4 violations (5yr) · 1 health-based · All resolved
Lead tested: 11 ppb (limit: 15 ppb)

Fphp Tampier Lake West 5223

Groundwater 400 people served
0 violations

Busse Woods North 1022

Groundwater 400 people served
0 violations

Lansing Woods Gr Hp 6265

Groundwater 400 people served
0 violations

National Grove 4165

Groundwater 400 people served
0 violations

Clayhole Woods Hp 6289

Groundwater 400 people served
0 violations

Lansing Woods Gr 2 6220

Groundwater 400 people served
0 violations

Kathleen Food Mart

All resolved
Groundwater 150 people served
4 violations (5yr) · All resolved

Transport Service Company

Groundwater 50 people served
0 violations
Lead tested: 3.5 ppb (limit: 15 ppb)

Triple 7 Gaming & Lounge

Groundwater 30 people served
0 violations

National Grove 4206

Groundwater 25 people served
0 violations

Pioneer Woods 5255

Groundwater 25 people served
0 violations

Forest Preserve Natl Golf 5048

Groundwater 25 people served
0 violations

Airie Crown Forest 4184

Groundwater 25 people served
0 violations

Family Picnic Area Hp 6241

Groundwater 25 people served
0 violations

Whistler Woods Hp 6281

Groundwater 25 people served
0 violations

Jurgensen Woods Hp 6237

Groundwater 25 people served
0 violations

Sauk Trail South Hp 6253

Groundwater 25 people served
0 violations

Schuberts Woods Hp 6256

Groundwater 25 people served
0 violations

Jurgenson Wds 2nd On Rt 6292

Groundwater 25 people served
0 violations

Columbia Woods 5288

Groundwater 25 people served
0 violations

Brownell Woods 6259

Groundwater 25 people served
0 violations

Lake In The Hills Airport

Groundwater 25 people served
0 violations

Axehead Lake 3073

Groundwater 25 people served
0 violations

Airie Crown Forest 4174

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
Lead and Copper RuleHealth-Based

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

1 violation
All resolved
TTHMMonitoring
2 violations
Has active
Total Haloacetic Acids (HAA5)Monitoring
2 violations
Has active
E. COLIMonitoring
2 violations
All resolved
Public NoticeMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2.7 ppb measured Action level: 15 ppb

Sampled: Jul 2025

Copper (Cu)

Exceeds limit
1400 ppb measured Action level: 1300 ppb

Sampled: Jul 2025

How Does This Compare?

Crystal Lake (60156) has more violations than 68% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 11.

Fewer violations 68th 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

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) 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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