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Water Quality Report

New Holstein, WI

Calumet County · 3,012 residents · 1 water system

11

Contaminants detected

1

PFAS compounds

409

Hardness (mg/L)

0

Above legal limits

2

Above health guidelines

New Holstein drinking water comes from groundwater wells. Based on the most recent monitoring data, 11 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radon, and 7 others. PFAS compounds have been detected at trace levels in New Holstein water. Water hardness is 409 mg/L (very hard), which can cause scale buildup in appliances and reduce soap effectiveness.

Contaminants detected in New Holstein water

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

Lead0.0031 / 0.015 mg/L
21% of EPA limit
Nitrate7.1 / 10 mg/L
71% of EPA limit
Copper81.9 / 1300 ug/L
6% of EPA limit
Radon61.8 pCi/L
UnregulatedRadionuclide
Radium1.1 / 5 pCi/L
22% of EPA limit
Uranium0.757 / 30 ug/L
3% of EPA limit
Gross Alpha Radiation2.9 / 15 pCi/L
20% of EPA limit
Total Trihalomethanes15.7 / 80 ug/L
20% of EPA limit
7% of EPA limit
Fluoride0.21 / 4 mg/L
5% of EPA limit
Barium0.0346 / 2 mg/L
2% of EPA limit
PFAS (1 compounds detected)
Microplastics (not routinely tested)

Other cities in Calumet County

Water quality reports for nearby Wisconsin communities.

Frequently asked questions

Is New Holstein, WI tap water safe to drink?
New Holstein tap water meets EPA legal standards (Maximum Contaminant Levels). However, 2 contaminants are present above independent health guidelines, which are often stricter than legal limits. 11 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radon, Radium. 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 New Holstein water?
Monitoring has detected 11 contaminants in New Holstein's water supply: Lead, Nitrate, Copper, Radon, Radium, Uranium, Gross Alpha Radiation, Total Trihalomethanes, Haloacetic Acids (HAA5), Fluoride, Barium. Additionally, 1 PFAS compounds have been detected at trace levels. 2 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does New Holstein water have PFAS?
Yes. 1 PFAS compounds have been detected in New Holstein'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 New Holstein water hard?
Yes. New Holstein water has a hardness of 409 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 New Holstein get its drinking water?
New Holstein'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. New Holstein is served by one water system: NEW HOLSTEIN WATERWORKS.

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