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Water Quality Report

Mackinaw, IL

Tazewell County · 3,399 residents · 1 water system

7

Contaminants detected

0

PFAS compounds

45

Hardness (mg/L)

0

Above legal limits

0

Above health guidelines

Mackinaw drinking water comes from groundwater wells. Based on the most recent monitoring data, 7 contaminants have been detected in the water supply, including Lead, Nitrate, Total Trihalomethanes, Haloacetic Acids (HAA5), and 3 others. PFAS testing has been conducted with no detections. Water hardness is 45 mg/L (soft), which is within a typical range for the region.

Contaminants detected in Mackinaw 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
Nitrate0.1 / 10 mg/L
1% of EPA limit
2% of EPA limit
3% of EPA limit
Barium0.0057 / 2 mg/L
0% of EPA limit
Chromium (total)0.0051 / 0.1 mg/L
5% of EPA limit
Fluoride0.698 / 4 mg/L
17% of EPA limit
PFAS (tested — none detected)
Microplastics (not routinely tested)

Other cities in Tazewell County

Water quality reports for nearby Illinois communities.

Frequently asked questions

Is Mackinaw, IL tap water safe to drink?
Mackinaw tap water meets EPA legal standards (Maximum Contaminant Levels) and independent health guidelines. 7 contaminants have been detected in the water supply, including Lead, Nitrate, Total Trihalomethanes, Haloacetic Acids (HAA5), Barium. Detection does not necessarily mean unsafe levels. View the detailed report for each water system to see specific levels.
What contaminants are in Mackinaw water?
Monitoring has detected 7 contaminants in Mackinaw's water supply: Lead, Nitrate, Total Trihalomethanes, Haloacetic Acids (HAA5), Barium, Chromium (total), Fluoride. See individual system reports for concentrations relative to EPA limits.
Does Mackinaw water have PFAS?
Mackinaw'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 Mackinaw get its drinking water?
Mackinaw'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. Mackinaw is served by one water system: MACKINAW.

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