Water Quality Report
Columbus, MN
Anoka County · 140 residents · 1 water system
6
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
1
Above legal limits
0
Above health guidelines
Columbus drinking water comes from groundwater wells. Based on the most recent monitoring data, 6 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, and 2 others.
Contaminants detected in Columbus 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
Nitrate0.025 / 10 mg/L
0% of EPA limit
Copper1.4 / 1.3 mg/L
111% of EPA limit
Radium0.62 / 5 pCi/L
12% of EPA limit
Total Trihalomethanes2.1 / 80 ug/L
3% of EPA limit
Haloacetic Acids (HAA5)1.5 / 60 ug/L
3% of EPA limit
Microplastics (not routinely tested)
Water systems serving Columbus
Other cities in Anoka County
Water quality reports for nearby Minnesota communities.
Frequently asked questions
Is Columbus, MN tap water safe to drink?
Columbus tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels). 6 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, Total Trihalomethanes. 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 Columbus water?
Monitoring has detected 6 contaminants in Columbus's water supply: Lead, Nitrate, Copper, Radium, Total Trihalomethanes, Haloacetic Acids (HAA5). 1 of these are above EPA legal limits. See individual system reports for concentrations relative to EPA limits.
Where does Columbus get its drinking water?
Columbus'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. Columbus is served by one water system: Columbus.
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