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Water Quality Report

Washburn, WI

Bayfield County · 2,280 residents · 1 water system

7

Contaminants detected

0

PFAS compounds

107

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Washburn drinking water comes from groundwater wells. Based on the most recent monitoring data, 7 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Selenium, and 3 others. PFAS testing has been conducted with no detections. Water hardness is 107 mg/L (moderately hard), which is within a typical range for the region.

Contaminants detected in Washburn water

Detection does not necessarily mean unsafe levels. See individual reports for concentrations and EPA limits.

Lead0.0046 / 0.015 mg/L
31% of EPA limit
Nitrate0.22 / 10 mg/L
2% of EPA limit
Copper260 / 1300 ug/L
20% of EPA limit
Selenium0.0012 / 0.05 mg/L
2% of EPA limit
Chromium (total)0.0012 / 0.1 mg/L
1% of EPA limit
Barium0.0077 / 2 mg/L
0% of EPA limit
Fluoride0.461 / 4 mg/L
12% of EPA limit
PFAS (tested — none detected)
Microplastics (not routinely tested)

Water systems serving Washburn

WASHBURN WATERWORKS

2,280 servedGroundwater7 contaminants1 above guideline
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Other cities in Bayfield County

Water quality reports for nearby Wisconsin communities.

BayfieldDrummondIron RiverPort Wing

Frequently asked questions

Is Washburn, WI tap water safe to drink?
Washburn 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. 7 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Selenium, Chromium (total). 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 Washburn water?
Monitoring has detected 7 contaminants in Washburn's water supply: Lead, Nitrate, Copper, Selenium, Chromium (total), Barium, Fluoride. 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Washburn water have PFAS?
Washburn'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 Washburn get its drinking water?
Washburn'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. Washburn is served by one water system: WASHBURN WATERWORKS.

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