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Water Quality Report

Carlinville, IL

Macoupin County · 11,776 residents · 4 water systems

11

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Carlinville drinking water comes from surface water. Based on the most recent monitoring data, 11 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, and 7 others. PFAS testing has been conducted with no detections.

Contaminants detected in Carlinville 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
Nitrate0.97 / 10 mg/L
10% of EPA limit
Copper37 / 1300 ug/L
3% of EPA limit
Radium0.457 / 5 pCi/L
9% of EPA limit
Total Trihalomethanes22.3 / 80 ug/L
28% of EPA limit
13% of EPA limit
Atrazine0.23 / 3 ug/L
8% of EPA limit
Barium0.058 / 2 mg/L
3% of EPA limit
Fluoride0.581 / 4 mg/L
15% of EPA limit
Toc7.2 mg/L
Unregulated
Orthophosphate630 ug/L
Unregulated
PFAS (tested — none detected)
Microplastics (not routinely tested)

Other cities in Macoupin County

Water quality reports for nearby Illinois communities.

Frequently asked questions

Is Carlinville, IL tap water safe to drink?
Carlinville 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. 11 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, Total Trihalomethanes. 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 Carlinville water?
Monitoring has detected 11 contaminants in Carlinville's water supply: Lead, Nitrate, Copper, Radium, Total Trihalomethanes, Haloacetic Acids (HAA5), Atrazine, Barium, Fluoride, Toc, Orthophosphate. 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Carlinville water have PFAS?
Carlinville'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 Carlinville get its drinking water?
Carlinville's drinking water comes from surface water sources. The water is treated and tested according to Illinois EPA and EPA requirements before distribution. Carlinville is served by 4 water systems, the largest being CARLINVILLE (serving 6,598 people).

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