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Water Quality Report

Nekoosa, WI

Adams County · 5,169 residents · 2 water systems

12

Contaminants detected

3

PFAS compounds

190

Hardness (mg/L)

0

Above legal limits

3

Above health guidelines

Nekoosa drinking water comes from groundwater wells. Based on the most recent monitoring data, 12 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, and 8 others. PFAS compounds have been detected at trace levels in Nekoosa water. Water hardness is 190 mg/L (very hard), which can cause scale buildup in appliances and reduce soap effectiveness.

Contaminants detected in Nekoosa water

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

Lead0.0011 / 0.015 mg/L
7% of EPA limit
Nitrate0.71 / 10 mg/L
7% of EPA limit
Copper1285 / 1300 ug/L
99% of EPA limit
Radium0.468 / 5 pCi/L
9% of EPA limit
Uranium0.618 / 30 ug/L
2% of EPA limit
12% of EPA limit
25% of EPA limit
Atrazine0.0062 / 3 ug/L
0% of EPA limit
Nickel0.0012 mg/L
UnregulatedInorganic
Fluoride0.73 / 4 mg/L
18% of EPA limit
Barium0.017 / 2 mg/L
1% of EPA limit
Nitrite0.14 / 1 mg/L
14% of EPA limit
PFAS (3 compounds detected)
Microplastics (not routinely tested)

Other cities in Adams County

Water quality reports for nearby Wisconsin communities.

Frequently asked questions

Is Nekoosa, WI tap water safe to drink?
Nekoosa tap water meets EPA legal standards (Maximum Contaminant Levels). However, 3 contaminants are present above independent health guidelines, which are often stricter than legal limits. 12 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, Uranium. 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 Nekoosa water?
Monitoring has detected 12 contaminants in Nekoosa's water supply: Lead, Nitrate, Copper, Radium, Uranium, Total Trihalomethanes, Haloacetic Acids (HAA5), Atrazine, Nickel, Fluoride, Barium, Nitrite. Additionally, 3 PFAS compounds have been detected at trace levels. 3 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Nekoosa water have PFAS?
Yes. 3 PFAS compounds have been detected in Nekoosa'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 Nekoosa water hard?
Yes. Nekoosa water has a hardness of 190 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 Nekoosa get its drinking water?
Nekoosa'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. Nekoosa is served by 2 water systems, the largest being ROME WATER UTILITY (serving 2,775 people).

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