Water Quality Report
Evansville, WI
Rock County · 5,835 residents · 5 water systems
11
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
1
Above legal limits
6
Above health guidelines
Evansville drinking water comes from groundwater wells. Based on the most recent monitoring data, 11 contaminants have been detected in the water supply, including Lead, Copper, Radium, Uranium, and 7 others. PFAS testing has been conducted with no detections.
Contaminants detected in Evansville water
Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.
Lead0.0063 / 0.015 mg/L
42% of EPA limit
Copper220 / 1300 ug/L
17% of EPA limit
Radium6.4 / 5 pCi/L
127% of EPA limit
Uranium1.5 / 30 ug/L
5% of EPA limit
Gross Alpha Radiation13.9 / 15 pCi/L
93% of EPA limit
Total Trihalomethanes1.1 / 80 ug/L
1% of EPA limit
Nickel0.0012 mg/L
UnregulatedInorganic
Fluoride0.76 / 4 mg/L
19% of EPA limit
Styrene0.25 / 100 ug/L
0% of EPA limit
Gross Beta2.1 / 50 pCi/L
4% of EPA limit
Barium0.036 / 2 mg/L
2% of EPA limit
PFAS (tested — none detected)
Microplastics (not routinely tested)
Water systems serving Evansville
EVANSVILLE WATERWORKS
5,703 servedGroundwater11 contaminants1 above legal limit2 above guidelines
MOUNTAIN VIEW MHP 1
50 servedGroundwater0 contaminants1 above guideline
BIRCHWOOD TRAILER COURT
32 servedGroundwater0 contaminants1 above guideline
MOUNTAIN VIEW MHP 2
25 servedGroundwater0 contaminants1 above guideline
PRAIRIE LAKE ESTATES MHP
25 servedGroundwater0 contaminants1 above guideline
Other cities in Rock County
Water quality reports for nearby Wisconsin communities.
Frequently asked questions
Is Evansville, WI tap water safe to drink?
Evansville tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 6 above independent health guidelines. 11 contaminants have been detected in the water supply, including Lead, Copper, Radium, Uranium, Gross Alpha Radiation. 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 Evansville water?
Monitoring has detected 11 contaminants in Evansville's water supply: Lead, Copper, Radium, Uranium, Gross Alpha Radiation, Total Trihalomethanes, Nickel, Fluoride, Styrene, Gross Beta, Barium. 1 of these are above EPA legal limits. 6 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Evansville water have PFAS?
Evansville'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 Evansville get its drinking water?
Evansville'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. Evansville is served by 5 water systems, the largest being EVANSVILLE WATERWORKS (serving 5,703 people).
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