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Water Quality Report

Wonder Lake, IL

5,820 residents · 2 water systems

0

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

1

Above legal limits

1

Above health guidelines

Wonder Lake drinking water comes from groundwater wells. Based on the most recent monitoring data, 0 contaminants have been detected in the water supply. PFAS testing has been conducted with no detections.

Limited monitoring data available

The water systems serving Wonder Lake are small private systems (population served: 5,820) and are not part of Illinois EPA's main contaminant monitoring program. No detected contaminant data is available for these systems.

If you're researching the main municipal utility serving Wonder Lake, search for your specific address below — the search returns the actual water system serving your residence, which may be different from what's listed here.

Water systems serving Wonder Lake

WONDER LAKE

3,870 servedGroundwater0 contaminants1 above legal limit1 above guideline
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WONDER LAKE (NIU)

1,950 servedGroundwater0 contaminants
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Frequently asked questions

Is Wonder Lake, IL tap water safe to drink?
Wonder Lake tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 1 above independent health guidelines. 0 contaminants have been detected in the water supply, including . View the detailed report for each water system to see specific levels, how they compare to both legal limits and health guidelines, and what actions to take.
What contaminants are in Wonder Lake water?
Monitoring has detected 0 contaminants in Wonder Lake's water supply: . 1 of these are above EPA legal limits. 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Wonder Lake water have PFAS?
Wonder Lake's water has been tested for PFAS compounds with no detections. Testing was conducted as part of the EPA's Unregulated Contaminant Monitoring Rule (UCMR5) program.
Where does Wonder Lake get its drinking water?
Wonder Lake's drinking water comes from groundwater wells that draw from underground aquifers. The water is treated and tested according to Illinois EPA and EPA requirements before distribution. Wonder Lake is served by 2 water systems, the largest being WONDER LAKE (serving 3,870 people).

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