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Lake In The Hills, IL Tap Water Quality

Water safety reports for all 1 ZIP code in Lake In The Hills, Illinois

Average Score

76/100

Health Violations

0

ZIP Codes

1

High Lead Risk

0

of 1 ZIP codes

B

About Tap Water in Lake In The Hills, IL

The drinking water in Lake In The Hills, IL generally meets all federal health standards, earning a solid B grade with a composite safety score of 76/100 across 1 ZIP code. While the primary water utility, Lake in the Hills, maintains adequate compliance with EPA regulations, there have been minor or administrative violations on record. Overall, residents receive safe tap water that is actively monitored by Illinois Environmental Protection Agency.

A major factor in Lake In The Hills's high rating is its flawless health-based violation record. Over the past 5 years of EPA tracking, local water systems have recorded zero health-based violations. This means that regulated contaminants—such as lead, arsenic, and harmful bacteria—have not exceeded the Maximum Contaminant Levels (MCLs) allowed by federal law. Drawing primarily from ground water, the city utilizes advanced filtration to maintain this standard.

Fortunately, the modeled risk for widespread lead exposure in Lake In The Hills's municipal water is relatively low compared to national averages. However, because lead typically enters drinking water through the corrosion of older, individual home plumbing rather than the main supply lines, residents in homes built before 1986 should still exercise caution by running the tap before use.

Water Quality by ZIP Code — Lake In The Hills, IL

Click any ZIP code for the full water quality report

Frequently Asked Questions — Lake In The Hills Water Quality

Is tap water safe to drink in Lake In The Hills, IL?+
Yes — tap water in Lake In The Hills meets all federal EPA standards and earns a B grade. It is generally safe for healthy adults. As always, running your tap for 30 seconds before use and using a filter adds extra protection for vulnerable populations.
What is the water quality score for Lake In The Hills?+
The average water quality score across 1 ZIP code in Lake In The Hills, IL is 76/100. Scores are derived from EPA violation history, lead levels, enforcement actions, and infrastructure risk indicators. Individual ZIP codes may vary — search your specific ZIP above for a personalized report.
Does Lake In The Hills have lead in its tap water?+
Lead risk ratings in Lake In The Hills are relatively low based on EPA monitoring data. However, lead in home plumbing is a separate concern — if your home was built before 1986, individual tap testing is recommended.
How do I get the water quality report for Lake In The Hills?+
Each ZIP code in Lake In The Hills has a full water quality report on this site — click any ZIP code below. You can also get the annual Consumer Confidence Report (CCR) from your local water utility. The CCR is required to be published every year by July 1 and contains actual contaminant measurements and violation history.
Where does Lake In The Hills's tap water come from?+
Tap water in Lake In The Hills, IL primarily comes from ground water. Groundwater systems pump water from underground aquifers, which is naturally filtered through soil and rock but can still contain naturally occurring contaminants.

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