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Water Quality Report

Sherwood, WI

Calumet County · 3,114 residents · 1 water system

10

Contaminants detected

0

PFAS compounds

70

Hardness (mg/L)

0

Above legal limits

0

Above health guidelines

Sherwood drinking water comes from surface water. 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. Water hardness is 70 mg/L (moderately hard), which is within a typical range for the region.

Contaminants detected in Sherwood 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
Nitrate0.12 / 10 mg/L
1% of EPA limit
Copper96 / 1300 ug/L
7% of EPA limit
Radium0.992 / 5 pCi/L
20% of EPA limit
Uranium0.279 / 30 ug/L
1% of EPA limit
Gross Alpha Radiation0.943 / 15 pCi/L
6% of EPA limit
Total Trihalomethanes36.5 / 80 ug/L
46% of EPA limit
30% of EPA limit
Barium0.55 / 2 mg/L
28% of EPA limit
Fluoride0.75 / 4 mg/L
19% of EPA limit
PFAS (tested — none detected)
Microplastics (not routinely tested)

Other cities in Calumet County

Water quality reports for nearby Wisconsin communities.

Frequently asked questions

Is Sherwood, WI tap water safe to drink?
Sherwood 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 Sherwood water?
Monitoring has detected 10 contaminants in Sherwood'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 Sherwood water have PFAS?
Sherwood'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 Sherwood get its drinking water?
Sherwood's drinking water comes from surface water sources. The water is treated and tested according to Wisconsin DNR and EPA requirements before distribution. Sherwood is served by one water system: SHERWOOD WATERWORKS.

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