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Water Quality Report

Johnsburg, IL

1,298 residents · 2 water systems

0

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Johnsburg drinking water comes from groundwater wells. Based on the most recent monitoring data, 0 contaminants have been detected in the water supply.

Limited monitoring data available

The water systems serving Johnsburg are small private systems (population served: 1,298) 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 Johnsburg, 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 Johnsburg

JOHNSBURG NO.2

1,124 servedGroundwater0 contaminants
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JOHNSBURG 1

174 servedGroundwater0 contaminants1 above guideline
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Frequently asked questions

Is Johnsburg, IL tap water safe to drink?
Johnsburg tap water meets EPA legal standards (Maximum Contaminant Levels). However, 1 contaminant is present above independent health guidelines, which are often stricter than legal limits. 0 contaminants have been detected in the water supply, including . View the detailed report for each water system to see specific levels and how they compare to both legal limits and health guidelines.
What contaminants are in Johnsburg water?
Monitoring has detected 0 contaminants in Johnsburg's water supply: . 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Johnsburg get its drinking water?
Johnsburg'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. Johnsburg is served by 2 water systems, the largest being JOHNSBURG NO.2 (serving 1,124 people).

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