Skip to content

Water Quality Report

Winneconne, WI

Winnebago County · 2,502 residents · 1 water system

14

Contaminants detected

0

PFAS compounds

109

Hardness (mg/L)

1

Above legal limits

4

Above health guidelines

Winneconne drinking water comes from groundwater wells. Based on the most recent monitoring data, 14 contaminants have been detected in the water supply, including Lead, Arsenic, Copper, Radium, and 10 others. PFAS testing has been conducted with no detections. Water hardness is 109 mg/L (moderately hard), which is within a typical range for the region.

Contaminants detected in Winneconne water

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

Lead0.00093 / 0.015 mg/L
6% of EPA limit
Arsenic0.00053 / 0.01 mg/L
5% of EPA limit
Copper317 / 1300 ug/L
24% of EPA limit
Radium4.6 / 5 pCi/L
92% of EPA limit
Uranium1.4 / 30 ug/L
5% of EPA limit
Gross Alpha Radiation15.1 / 15 pCi/L
101% of EPA limit
3% of EPA limit
0% of EPA limit
Nickel0.00068 mg/L
UnregulatedInorganic
Chromium (total)0.0011 / 0.1 mg/L
1% of EPA limit
Mercury (inorganic)0.00006 / 0.002 mg/L
3% of EPA limit
Barium0.034 / 2 mg/L
2% of EPA limit
Fluoride0.1 / 4 mg/L
3% of EPA limit
Gross Beta2.5 / 50 pCi/L
5% of EPA limit
PFAS (tested — none detected)
Microplastics (not routinely tested)

Other cities in Winnebago County

Water quality reports for nearby Wisconsin communities.

Frequently asked questions

Is Winneconne, WI tap water safe to drink?
Winneconne tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 4 above independent health guidelines. 14 contaminants have been detected in the water supply, including Lead, Arsenic, Copper, Radium, Uranium. View the detailed report for each water system to see specific levels, how they compare to both legal limits and health guidelines, and what actions to take.
What contaminants are in Winneconne water?
Monitoring has detected 14 contaminants in Winneconne's water supply: Lead, Arsenic, Copper, Radium, Uranium, Gross Alpha Radiation, Total Trihalomethanes, Haloacetic Acids (HAA5), Nickel, Chromium (total), Mercury (inorganic), Barium, Fluoride, Gross Beta. 1 of these are above EPA legal limits. 4 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Winneconne water have PFAS?
Winneconne'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 Winneconne get its drinking water?
Winneconne'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. Winneconne is served by one water system: WINNECONNE WATERWORKS.

Check your water quality

Enter your address for a detailed report specific to your water system.

On a private well? Search your address for nearby groundwater monitoring data.

Free water assessment in Winneconne.

Schedule an onsite consultation.