Walworth County · 12,895 residents · 4 water systems
11
Contaminants detected
5
PFAS compounds
—
Hardness (mg/L)
0
Above legal limits
6
Above health guidelines
Lake Geneva drinking water comes from groundwater wells. Based on the most recent monitoring data, 11 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Total Trihalomethanes, and 7 others. PFAS compounds have been detected at trace levels in Lake Geneva water.
Contaminants detected in Lake Geneva water
11 total
Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.
Lake Geneva tap water meets EPA legal standards (Maximum Contaminant Levels). However, 6 contaminants are present above independent health guidelines, which are often stricter than legal limits. 11 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 Lake Geneva water?
Monitoring has detected 11 contaminants in Lake Geneva's water supply: Lead, Nitrate, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5), Nickel, Xylenes, Fluoride, PFHpA (Perfluoroheptanoic Acid), Ethylbenzene, Barium. Additionally, 5 PFAS compounds have been detected at trace levels. 6 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Lake Geneva water have PFAS?
Yes. 5 PFAS compounds have been detected in Lake Geneva's water supply at trace levels. PFAS are sometimes called "forever chemicals" because they do not break down in the environment. The EPA has set Maximum Contaminant Levels for several PFAS compounds. View the detailed report for specific concentrations.
Where does Lake Geneva get its drinking water?
Lake Geneva'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. Lake Geneva is served by 4 water systems, the largest being LAKE GENEVA UTILITY COMMISSION (serving 7,107 people).
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