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Water Quality Report

Mineral Point, WI

Iowa County · 2,487 residents · 1 water system

9

Contaminants detected

2

PFAS compounds

440

Hardness (mg/L)

1

Above legal limits

2

Above health guidelines

Mineral Point drinking water comes from groundwater wells. Based on the most recent monitoring data, 9 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Total Trihalomethanes, and 5 others. PFAS compounds have been detected at trace levels in Mineral Point water. Water hardness is 440 mg/L (very hard), which can cause scale buildup in appliances and reduce soap effectiveness.

Contaminants detected in Mineral Point water

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

Lead0.037 / 0.015 mg/L
150% of EPA limit
Nitrate3.1 / 10 mg/L
31% of EPA limit
Copper13 / 1300 ug/L
1% of EPA limit
6% of EPA limit
3% of EPA limit
Nickel0.044 mg/L
UnregulatedInorganic
Fluoride0.44 / 4 mg/L
11% of EPA limit
Cadmium0.00016 / 0.005 mg/L
3% of EPA limit
Barium0.039 / 2 mg/L
2% of EPA limit
PFAS (2 compounds detected)
Microplastics (not routinely tested)

Other cities in Iowa County

Water quality reports for nearby Wisconsin communities.

Frequently asked questions

Is Mineral Point, WI tap water safe to drink?
Mineral Point tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 2 above independent health guidelines. 9 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5). 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 Mineral Point water?
Monitoring has detected 9 contaminants in Mineral Point's water supply: Lead, Nitrate, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5), Nickel, Fluoride, Cadmium, Barium. Additionally, 2 PFAS compounds have been detected at trace levels. 1 of these are above EPA legal limits. 2 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Mineral Point water have PFAS?
Yes. 2 PFAS compounds have been detected in Mineral Point's water supply at trace levels. PFAS are sometimes called "forever chemicals" because they do not break down in the environment. The EPA has set Maximum Contaminant Levels for several PFAS compounds. View the detailed report for specific concentrations.
Is Mineral Point water hard?
Yes. Mineral Point water has a hardness of 440 mg/L (very hard). Hard water is not a health concern but can cause scale buildup in water heaters and appliances, reduce soap effectiveness, and leave mineral deposits. Water softeners or conditioning systems can address hardness.
Where does Mineral Point get its drinking water?
Mineral Point's drinking water comes from groundwater wells that draw from underground aquifers. The water is treated and tested according to Wisconsin DNR and EPA requirements before distribution. Mineral Point is served by one water system: MINERAL POINT WATERWORKS.

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