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Water Quality Report

Ashland, WI

Ashland County · 8,000 residents · 1 water system

15

Contaminants detected

2

PFAS compounds

53

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Ashland drinking water comes from surface water. Based on the most recent monitoring data, 15 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Total Trihalomethanes, and 11 others. PFAS compounds have been detected at trace levels in Ashland water. Water hardness is 53 mg/L (soft), which is within a typical range for the region.

Contaminants detected in Ashland water

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

Lead0.0065 / 0.015 mg/L
43% of EPA limit
Nitrate0.27 / 10 mg/L
3% of EPA limit
Copper99 / 1300 ug/L
8% of EPA limit
Total Trihalomethanes45.9 / 80 ug/L
57% of EPA limit
60% of EPA limit
Atrazine0.0093 / 3 ug/L
0% of EPA limit
Nickel0.00042 mg/L
UnregulatedInorganic
Fluoride0.67 / 4 mg/L
17% of EPA limit
Barium0.012 / 2 mg/L
1% of EPA limit
Mercury (inorganic)0.000029 / 0.002 mg/L
1% of EPA limit
Hexachlorocyclopentadiene0.049 / 50 ug/L
0% of EPA limit
Toc1.5 mg/L
Unregulated
Orthophosphate760 ug/L
Unregulated
Phosphorus Total900 ug/L
Unregulated
Turbidity1.7 NTU
Unregulated
PFAS (2 compounds detected)
Microplastics (not routinely tested)

Other cities in Ashland County

Water quality reports for nearby Wisconsin communities.

Frequently asked questions

Is Ashland, WI tap water safe to drink?
Ashland 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. 15 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 and how they compare to both legal limits and health guidelines.
What contaminants are in Ashland water?
Monitoring has detected 15 contaminants in Ashland's water supply: Lead, Nitrate, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5), Atrazine, Nickel, Fluoride, Barium, Mercury (inorganic), Hexachlorocyclopentadiene, Toc, Orthophosphate, Phosphorus Total, Turbidity. Additionally, 2 PFAS compounds have been detected at trace levels. 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Ashland water have PFAS?
Yes. 2 PFAS compounds have been detected in Ashland'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.
Where does Ashland get its drinking water?
Ashland's drinking water comes from surface water sources. The water is treated and tested according to Wisconsin DNR and EPA requirements before distribution. Ashland is served by one water system: ASHLAND WATER UTILITY.

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