Water Quality Report
Cologne, MN
Carver County · 1,700 residents · 1 water system
10
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
1
Above legal limits
3
Above health guidelines
Cologne 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, Arsenic, Copper, and 6 others.
Contaminants detected in Cologne 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
Nitrate0.43 / 10 mg/L
4% of EPA limit
Arsenic0.0005 / 0.01 mg/L
5% of EPA limit
Copper1.6 / 1.3 mg/L
124% of EPA limit
Radium0.5 / 5 pCi/L
10% of EPA limit
Uranium0.5075 / 30 ug/L
2% of EPA limit
Trichloroethylene0.05 / 5 ug/L
1% of EPA limit
Tetrachloroethylene0.1 / 5 ug/L
2% of EPA limit
Total Trihalomethanes42 / 80 ug/L
52% of EPA limit
Haloacetic Acids (HAA5)9.9 / 60 ug/L
17% of EPA limit
Microplastics (not routinely tested)
Water systems serving Cologne
Other cities in Carver County
Water quality reports for nearby Minnesota communities.
Frequently asked questions
Is Cologne, MN tap water safe to drink?
Cologne tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 3 above independent health guidelines. 10 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, Radium. 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 Cologne water?
Monitoring has detected 10 contaminants in Cologne's water supply: Lead, Nitrate, Arsenic, Copper, Radium, Uranium, Trichloroethylene, Tetrachloroethylene, Total Trihalomethanes, Haloacetic Acids (HAA5). 1 of these are above EPA legal limits. 3 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Cologne get its drinking water?
Cologne's drinking water comes from groundwater wells that draw from underground aquifers. The water is treated and tested according to Minnesota Department of Health and EPA requirements before distribution. Cologne is served by one water system: Cologne.
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