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Water Quality Report

Stockton, MN

Winona County · 697 residents · 1 water system

8

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Stockton 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, Radium, Total Trihalomethanes, and 4 others.

Contaminants detected in Stockton water

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

Lead0.003 / 0.015 mg/L
20% of EPA limit
Nitrate1.2 / 10 mg/L
12% of EPA limit
Radium0.5 / 5 pCi/L
10% of EPA limit
2% of EPA limit
2% of EPA limit
PFBA (Perfluorobutanoic Acid)2.5 ng/L
UnregulatedPFAS
Fluoride0.6 / 4 mg/L
15% of EPA limit
Barium0.05 / 2 mg/L
3% of EPA limit
Microplastics (not routinely tested)

Other cities in Winona County

Water quality reports for nearby Minnesota communities.

Frequently asked questions

Is Stockton, MN tap water safe to drink?
Stockton 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. 8 contaminants have been detected in the water supply, including Lead, Nitrate, Radium, Total Trihalomethanes, Haloacetic Acids (HAA5). 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 Stockton water?
Monitoring has detected 8 contaminants in Stockton's water supply: Lead, Nitrate, Radium, Total Trihalomethanes, Haloacetic Acids (HAA5), PFBA (Perfluorobutanoic Acid), Fluoride, Barium. 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Stockton get its drinking water?
Stockton'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. Stockton is served by one water system: Stockton.

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