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Water Quality Report

Lake Bluff, IL

Lake County · 5,817 residents · 3 water systems

4

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

0

Above legal limits

4

Above health guidelines

Lake Bluff drinking water comes from a mix of groundwater and surface water sources. Based on the most recent monitoring data, 4 contaminants have been detected in the water supply, including Lead, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5). PFAS testing has been conducted with no detections.

Contaminants detected in Lake Bluff water

Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.

Lead0.0051 / 0.015 mg/L
34% of EPA limit
Copper190 / 1300 ug/L
15% of EPA limit
Total Trihalomethanes16.9 / 80 ug/L
21% of EPA limit
12% of EPA limit
PFAS (tested — none detected)
Microplastics (not routinely tested)

Other cities in Lake County

Water quality reports for nearby Illinois communities.

Frequently asked questions

Is Lake Bluff, IL tap water safe to drink?
Lake Bluff tap water meets EPA legal standards (Maximum Contaminant Levels). However, 4 contaminants are present above independent health guidelines, which are often stricter than legal limits. 4 contaminants have been detected in the water supply, including Lead, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5). 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 Lake Bluff water?
Monitoring has detected 4 contaminants in Lake Bluff's water supply: Lead, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5). 4 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Lake Bluff water have PFAS?
Lake Bluff'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 Lake Bluff get its drinking water?
Lake Bluff's drinking water comes from a combination of groundwater and surface water sources. The water is treated and tested according to Illinois EPA and EPA requirements before distribution. Lake Bluff is served by 3 water systems, the largest being LAKE BLUFF (serving 5,600 people).

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