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Water Quality Report

Iron Junction, MN

St. Louis County · 87 residents · 1 water system

6

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Iron Junction 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, Radium, Fluoride, and 2 others.

Contaminants detected in Iron Junction water

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

Lead0.002 / 0.015 mg/L
13% of EPA limit
Nitrate0.1 / 10 mg/L
1% of EPA limit
Radium1.1 / 5 pCi/L
22% of EPA limit
Fluoride0.55 / 4 mg/L
14% of EPA limit
PFBA (Perfluorobutanoic Acid)0.57 ng/L
UnregulatedPFAS
Mercury (inorganic)0.00004 / 0.002 mg/L
2% of EPA limit
Microplastics (not routinely tested)

Other cities in St. Louis County

Water quality reports for nearby Minnesota communities.

Frequently asked questions

Is Iron Junction, MN tap water safe to drink?
Iron Junction tap water meets EPA legal standards (Maximum Contaminant Levels). However, 1 contaminant is present above independent health guidelines, which are often stricter than legal limits. 6 contaminants have been detected in the water supply, including Lead, Nitrate, Radium, Fluoride, PFBA (Perfluorobutanoic Acid). View the detailed report for each water system to see specific levels and how they compare to both legal limits and health guidelines.
What contaminants are in Iron Junction water?
Monitoring has detected 6 contaminants in Iron Junction's water supply: Lead, Nitrate, Radium, Fluoride, PFBA (Perfluorobutanoic Acid), Mercury (inorganic). 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Iron Junction get its drinking water?
Iron Junction'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. Iron Junction is served by one water system: Iron Junction.

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