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Water Quality Report

Viola, IL

Mercer County · 869 residents · 1 water system

8

Contaminants detected

0

PFAS compounds

102

Hardness (mg/L)

1

Above legal limits

2

Above health guidelines

Viola drinking water comes from groundwater wells. Based on the most recent monitoring data, 8 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, and 4 others. Water hardness is 102 mg/L (moderately hard), which is within a typical range for the region.

Contaminants detected in Viola water

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

Lead0.0011 / 0.015 mg/L
7% of EPA limit
Nitrate0.04 / 10 mg/L
0% of EPA limit
Copper57 / 1300 ug/L
4% of EPA limit
Radium3.3 / 5 pCi/L
66% of EPA limit
135% of EPA limit
21% of EPA limit
Barium0.015 / 2 mg/L
1% of EPA limit
Fluoride1.9 / 4 mg/L
46% of EPA limit
Microplastics (not routinely tested)

Other cities in Mercer County

Water quality reports for nearby Illinois communities.

Frequently asked questions

Is Viola, IL tap water safe to drink?
Viola tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 2 above independent health guidelines. 8 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, how they compare to both legal limits and health guidelines, and what actions to take.
What contaminants are in Viola water?
Monitoring has detected 8 contaminants in Viola's water supply: Lead, Nitrate, Copper, Radium, Total Trihalomethanes, Haloacetic Acids (HAA5), Barium, Fluoride. 1 of these are above EPA legal limits. 2 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Viola get its drinking water?
Viola'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. Viola is served by one water system: VIOLA.

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