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Water Quality Report

Clayton, IL

Adams County · 7,887 residents · 3 water systems

4

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

1

Above legal limits

1

Above health guidelines

Clayton drinking water comes from groundwater wells. 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 Clayton water

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

Lead0 / 0.015 mg/L
0% of EPA limit
Copper1.4 / 1.3 mg/L
111% of EPA limit
Total Trihalomethanes16.1 / 80 ug/L
20% of EPA limit
7% of EPA limit
PFAS (tested — none detected)
Microplastics (not routinely tested)

Other cities in Adams County

Water quality reports for nearby Illinois communities.

Frequently asked questions

Is Clayton, IL tap water safe to drink?
Clayton tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 1 above independent health guidelines. 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, how they compare to both legal limits and health guidelines, and what actions to take.
What contaminants are in Clayton water?
Monitoring has detected 4 contaminants in Clayton's water supply: Lead, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5). 1 of these are above EPA legal limits. 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Clayton water have PFAS?
Clayton'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 Clayton get its drinking water?
Clayton'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. Clayton is served by 3 water systems, the largest being ABS WATER COOP (serving 7,095 people).

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