ZIP Code 60156 Water Quality Report
Lake In The Hills, IL · McHenry County County
Water Safety Grade
Good — Minor issues on record
Health Violations
0
Total Violations
1
Lead Risk
Moderate
Contaminants
0
About Tap Water in ZIP Code 60156
Tap water in ZIP code 60156 (Lake In The Hills, IL) meets all federal safety standards and earns a solid B grade (score: 76/100). Served by Lake in the Hills, the water system has maintained general compliance with EPA Safe Drinking Water Act regulations, with only minor issues on record.
Water System
Lake in the Hills
EPA ID: IL1110400
Water Source
Ground Water
Population Served
28,661 residents
County
McHenry County County, Illinois
Lead Levels in ZIP 60156
EPA action level: 15 ppb | Public health goal: 0 ppb
Lead Level: 2.7 ppb — Very Low
Lead exposure risk in 60156 is rated Moderate. EPA models estimate a 24% probability of lead exposure risk in this ZIP code based on housing age, infrastructure age, and water system data. This may reflect a mix of older and newer housing stock and infrastructure. Families with young children should test their home's water and consider a certified NSF/ANSI 53 water filter.
EPA action level: 1.3 mg/L
EPA model estimate based on housing age and infrastructure
Violation History
Past 5 years — EPA SDWIS data
Lake in the Hills has recorded 1 violation, but none are health-based. Administrative or reporting violations don't directly indicate unsafe water, but they do signal gaps in documentation or monitoring procedures. 1 violation is currently unresolved — meaning the issue has not yet been formally corrected in EPA records. This is a serious concern that residents should follow up on with their water utility.
Regulatory compliance risk for Lake in the Hills is rated Low — indicating a consistent track record of meeting EPA reporting and treatment requirements.
Contaminants Detected
Contaminants with health-based violations on record
No health-based contaminant violations are on record for ZIP code 60156. This means EPA monitoring has not found levels of regulated contaminants exceeding the Maximum Contaminant Levels (MCLs) set under the Safe Drinking Water Act — a positive indicator of water quality compliance.
Water Source & Environmental Factors
Ground Water
This system draws water from underground aquifers. Groundwater is naturally filtered through soil and rock, but can still contain naturally occurring minerals like arsenic, radium, or nitrates.
Moderate potential
Estimated annual flood-related costs per property
% of household income spent on energy — indicator of older infrastructure
EPA Radon Zone 2 — moderate radon potential. The EPA recommends testing your home regardless of zone designation.
🛡 What Should You Do? — ZIP 60156 Recommendations
Your water quality is good
- ✓ Run cold water for 30 seconds each morning before use — especially if pipes are old
- ✓ Request your annual Consumer Confidence Report from Lake in the Hills
- ✓ If your home was built before 1986, consider testing your own tap for lead
- ✓ Use a pitcher filter (NSF/ANSI 42 certified) for improved taste
Frequently Asked Questions — ZIP 60156 Water Quality
Is tap water safe to drink in ZIP code 60156?+
What is the lead level in 60156 tap water?+
Who provides tap water to 60156?+
What is the water source for 60156?+
Does 60156 have any active water quality violations?+
How do I get a copy of my water quality report for 60156?+
What water filter should I use in 60156?+
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Data Sources & Methodology
Water quality data for ZIP code 60156 is compiled from the EPA Safe Drinking Water Information System (SDWIS), EPA ECHO enforcement database, UCMR5 unregulated contaminant monitoring, and Consumer Confidence Reports filed by Lake in the Hills. Safety scores are composite metrics derived from violation history, lead levels, enforcement actions, and infrastructure risk indicators. Data reflects a 5-year monitoring window. Last dataset update: 2024. View EPA source data →