St Croix County · 3,110 residents · 1 water system
9
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
0
Above legal limits
2
Above health guidelines
Oostburg drinking water comes from groundwater wells. Based on the most recent monitoring data, 9 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, and 5 others.
Contaminants detected in Oostburg water
9 total
Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.
Oostburg tap water meets EPA legal standards (Maximum Contaminant Levels). However, 2 contaminants are present above independent health guidelines, which are often stricter than legal limits. 9 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, Total Trihalomethanes. 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 Oostburg water?
Monitoring has detected 9 contaminants in Oostburg's water supply: Lead, Nitrate, Arsenic, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5), Nickel, Barium, Fluoride. 2 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Oostburg get its drinking water?
Oostburg'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. Oostburg is served by one water system: OOSTBURG WATERWORKS.
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