Walworth County · 10,507 residents · 3 water systems
13
Contaminants detected
0
PFAS compounds
110
Hardness (mg/L)
2
Above legal limits
5
Above health guidelines
Elkhorn drinking water comes from groundwater wells. Based on the most recent monitoring data, 13 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, and 9 others. PFAS testing has been conducted with no detections. Water hardness is 110 mg/L (moderately hard), which is within a typical range for the region.
Contaminants detected in Elkhorn water
13 total
Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.
Elkhorn tap water has 2 contaminants currently measured above EPA legal standards (Maximum Contaminant Levels), and 5 above independent health guidelines. 13 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, Radium. 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 Elkhorn water?
Monitoring has detected 13 contaminants in Elkhorn's water supply: Lead, Nitrate, Arsenic, Copper, Radium, Uranium, Gross Alpha Radiation, Total Trihalomethanes, Haloacetic Acids (HAA5), Fluoride, Barium, Phosphorus Total, Orthophosphate. 2 of these are above EPA legal limits. 5 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Elkhorn water have PFAS?
Elkhorn'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 Elkhorn get its drinking water?
Elkhorn'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. Elkhorn is served by 3 water systems, the largest being ELKHORN WATERWORKS (serving 10,317 people).
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