Water Quality Report
Viola, WI
Vernon County · 667 residents · 1 water system
6
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
0
Above legal limits
1
Above health guidelines
Viola drinking water comes from groundwater wells. Based on the most recent monitoring data, 6 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Total Trihalomethanes, and 2 others.
Contaminants detected in Viola water
Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.
Lead0.0012 / 0.015 mg/L
8% of EPA limit
Nitrate0.016 / 10 mg/L
0% of EPA limit
Copper129 / 1300 ug/L
10% of EPA limit
Total Trihalomethanes5 / 80 ug/L
6% of EPA limit
Haloacetic Acids (HAA5)4.7 / 60 ug/L
8% of EPA limit
Barium0.0365 / 2 mg/L
2% of EPA limit
Microplastics (not routinely tested)
Water systems serving Viola
Other cities in Vernon County
Water quality reports for nearby Wisconsin communities.
Frequently asked questions
Is Viola, WI tap water safe to drink?
Viola 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. 6 contaminants have been detected in the water supply, including Lead, Nitrate, 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 Viola water?
Monitoring has detected 6 contaminants in Viola's water supply: Lead, Nitrate, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5), Barium. 1 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 Wisconsin DNR and EPA requirements before distribution. Viola is served by one water system: VIOLA WATERWORKS.
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