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Water Quality Report

Green Isle, MN

Sibley County · 599 residents · 1 water system

8

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

1

Above legal limits

3

Above health guidelines

Green Isle 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, Arsenic, Radium, and 4 others.

Contaminants detected in Green Isle water

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

Lead0.001 / 0.015 mg/L
7% of EPA limit
Nitrate0.025 / 10 mg/L
0% of EPA limit
Arsenic0.0005 / 0.01 mg/L
5% of EPA limit
Radium5.9 / 5 pCi/L
118% of EPA limit
Uranium2.6 / 30 ug/L
9% of EPA limit
6% of EPA limit
3% of EPA limit
Fluoride0.49 / 4 mg/L
12% of EPA limit
Microplastics (not routinely tested)

Other cities in Sibley County

Water quality reports for nearby Minnesota communities.

Frequently asked questions

Is Green Isle, MN tap water safe to drink?
Green Isle tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 3 above independent health guidelines. 8 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, 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 Green Isle water?
Monitoring has detected 8 contaminants in Green Isle's water supply: Lead, Nitrate, Arsenic, Radium, Uranium, Total Trihalomethanes, Haloacetic Acids (HAA5), Fluoride. 1 of these are above EPA legal limits. 3 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Green Isle get its drinking water?
Green Isle'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. Green Isle is served by one water system: Green Isle.

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