Water Quality Report
Lavalle, WI
Sawyer County · 253 residents · 1 water system
8
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
0
Above legal limits
1
Above health guidelines
Lavalle drinking water comes from groundwater wells. Based on the most recent monitoring data, 8 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, and 4 others.
Contaminants detected in Lavalle 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
Nitrate0.94 / 10 mg/L
9% of EPA limit
Copper677 / 1300 ug/L
52% of EPA limit
Radium0.48 / 5 pCi/L
10% of EPA limit
Total Trihalomethanes10.9 / 80 ug/L
14% of EPA limit
Selenium0.001 / 0.05 mg/L
2% of EPA limit
Barium0.0079 / 2 mg/L
0% of EPA limit
Fluoride0.04 / 4 mg/L
1% of EPA limit
Microplastics (not routinely tested)
Water systems serving Lavalle
Other cities in Sawyer County
Water quality reports for nearby Wisconsin communities.
Frequently asked questions
Is Lavalle, WI tap water safe to drink?
Lavalle 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. 8 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, 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 Lavalle water?
Monitoring has detected 8 contaminants in Lavalle's water supply: Lead, Nitrate, Copper, Radium, Total Trihalomethanes, Selenium, Barium, Fluoride. 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Lavalle get its drinking water?
Lavalle'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. Lavalle is served by one water system: IRONTON WATERWORKS.
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