Water Quality Report
Coleraine, MN
Itasca County · 1,997 residents · 1 water system
8
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
1
Above legal limits
0
Above health guidelines
Coleraine drinking water comes from groundwater wells. Based on the most recent monitoring data, 8 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, and 4 others.
Contaminants detected in Coleraine 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
Copper1.9 / 1.3 mg/L
148% of EPA limit
Radium1.2 / 5 pCi/L
24% of EPA limit
Total Trihalomethanes21.1 / 80 ug/L
26% of EPA limit
Haloacetic Acids (HAA5)8.4 / 60 ug/L
14% of EPA limit
Fluoride0.75 / 4 mg/L
19% of EPA limit
PFBA (Perfluorobutanoic Acid)1.8 ng/L
UnregulatedPFAS
Microplastics (not routinely tested)
Water systems serving Coleraine
Other cities in Itasca County
Water quality reports for nearby Minnesota communities.
Frequently asked questions
Is Coleraine, MN tap water safe to drink?
Coleraine tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels). 8 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 Coleraine water?
Monitoring has detected 8 contaminants in Coleraine's water supply: Lead, Nitrate, Copper, Radium, Total Trihalomethanes, Haloacetic Acids (HAA5), Fluoride, PFBA (Perfluorobutanoic Acid). 1 of these are above EPA legal limits. See individual system reports for concentrations relative to EPA limits.
Where does Coleraine get its drinking water?
Coleraine'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. Coleraine is served by one water system: Coleraine.
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 Coleraine.
Schedule an onsite consultation.