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Water Quality Report

Norridge, IL

Cook County · 15,396 residents · 2 water systems

4

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Norridge drinking water comes from surface water. 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 Norridge water

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

Lead0.0025 / 0.015 mg/L
17% of EPA limit
Copper36.7 / 1300 ug/L
3% of EPA limit
Total Trihalomethanes33.5 / 80 ug/L
42% of EPA limit
28% of EPA limit
PFAS (tested — none detected)
Microplastics (not routinely tested)

Other cities in Cook County

Water quality reports for nearby Illinois communities.

Frequently asked questions

Is Norridge, IL tap water safe to drink?
Norridge 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. 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 Norridge water?
Monitoring has detected 4 contaminants in Norridge's water supply: Lead, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5). 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Norridge water have PFAS?
Norridge'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 Norridge get its drinking water?
Norridge's drinking water comes from surface water sources. The water is treated and tested according to Illinois EPA and EPA requirements before distribution. Norridge is served by 2 water systems, the largest being NORRIDGE (serving 15,251 people).

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