Water Quality Report
Glenwood City, WI
Sauk County · 1,102 residents · 1 water system
9
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
0
Above legal limits
1
Above health guidelines
Glenwood City 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 Glenwood City water
Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.
Lead0 / 0.015 mg/L
0% of EPA limit
Nitrate0.096 / 10 mg/L
1% of EPA limit
Arsenic0.001 / 0.01 mg/L
10% of EPA limit
Copper122 / 1300 ug/L
9% of EPA limit
Total Trihalomethanes4.3 / 80 ug/L
5% of EPA limit
Haloacetic Acids (HAA5)9 / 60 ug/L
15% of EPA limit
Selenium0.002 / 0.05 mg/L
4% of EPA limit
Fluoride0.91 / 4 mg/L
23% of EPA limit
Barium0.007 / 2 mg/L
0% of EPA limit
Microplastics (not routinely tested)
Water systems serving Glenwood City
Other cities in Sauk County
Water quality reports for nearby Wisconsin communities.
Frequently asked questions
Is Glenwood City, WI tap water safe to drink?
Glenwood City 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. 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 Glenwood City water?
Monitoring has detected 9 contaminants in Glenwood City's water supply: Lead, Nitrate, Arsenic, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5), Selenium, Fluoride, Barium. 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Glenwood City get its drinking water?
Glenwood City'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. Glenwood City is served by one water system: GLENWOOD CITY WATERWORKS.
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