Water Quality Report
Stone Lake, WI
Shawano County · 175 residents · 1 water system
10
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
0
Above legal limits
0
Above health guidelines
Stone Lake drinking water comes from groundwater wells. Based on the most recent monitoring data, 10 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, and 6 others. PFAS testing has been conducted with no detections.
Contaminants detected in Stone Lake 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
Nitrate0.045 / 10 mg/L
0% of EPA limit
Copper81 / 1300 ug/L
6% of EPA limit
Radium2.2 / 5 pCi/L
45% of EPA limit
Uranium0.358 / 30 ug/L
1% of EPA limit
Gross Alpha Radiation1.2 / 15 pCi/L
8% of EPA limit
Total Trihalomethanes10.4 / 80 ug/L
13% of EPA limit
Haloacetic Acids (HAA5)2.6 / 60 ug/L
4% of EPA limit
Barium0.017 / 2 mg/L
1% of EPA limit
Fluoride0.13 / 4 mg/L
3% of EPA limit
PFAS (tested — none detected)
Microplastics (not routinely tested)
Water systems serving Stone Lake
Other cities in Shawano County
Water quality reports for nearby Wisconsin communities.
Frequently asked questions
Is Stone Lake, WI tap water safe to drink?
Stone Lake tap water meets EPA legal standards (Maximum Contaminant Levels) and independent health guidelines. 10 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, Uranium. Detection does not necessarily mean unsafe levels. View the detailed report for each water system to see specific levels.
What contaminants are in Stone Lake water?
Monitoring has detected 10 contaminants in Stone Lake's water supply: Lead, Nitrate, Copper, Radium, Uranium, Gross Alpha Radiation, Total Trihalomethanes, Haloacetic Acids (HAA5), Barium, Fluoride. See individual system reports for concentrations relative to EPA limits.
Does Stone Lake water have PFAS?
Stone Lake'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 Stone Lake get its drinking water?
Stone Lake'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. Stone Lake is served by one water system: STONE LAKE SANITARY DISTRICT.
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