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Water Quality Report

Saukville, WI

Ozaukee County · 4,358 residents · 2 water systems

23

Contaminants detected

10

PFAS compounds

450

Hardness (mg/L)

0

Above legal limits

6

Above health guidelines

Saukville drinking water comes from groundwater wells. Based on the most recent monitoring data, 23 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, and 19 others. PFAS compounds have been detected at trace levels in Saukville water. Water hardness is 450 mg/L (very hard), which can cause scale buildup in appliances and reduce soap effectiveness.

Contaminants detected in Saukville water

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

Lead0.0076 / 0.015 mg/L
51% of EPA limit
Nitrate0.41 / 10 mg/L
4% of EPA limit
Arsenic0.0041 / 0.01 mg/L
41% of EPA limit
Copper210 / 1300 ug/L
16% of EPA limit
Radium1.3 / 5 pCi/L
26% of EPA limit
Uranium0.748 / 30 ug/L
2% of EPA limit
Gross Alpha Radiation0.958 / 15 pCi/L
6% of EPA limit
Total Trihalomethanes20.3 / 80 ug/L
25% of EPA limit
6% of EPA limit
Nickel0.013 mg/L
UnregulatedInorganic
PFHpA (Perfluoroheptanoic Acid)0.8 ng/L
UnregulatedPFAS
Nitrite0.019 / 1 mg/L
2% of EPA limit
Barium0.18 / 2 mg/L
9% of EPA limit
Fluoride0.37 / 4 mg/L
9% of EPA limit
6:2 FTS (Fluorotelomer Sulfonate)0.263 ng/L
UnregulatedPFAS
Pfhps0.563 ng/L
UnregulatedPFAS
PFPeA (Perfluoropentanoic Acid)2.4 ng/L
UnregulatedPFAS
PFPeS (Perfluoropentane Sulfonate)4.4 ng/L
UnregulatedPFAS
Pfpea0.01 ug/L
Unregulated
Pfpes0.022 ug/L
Unregulated
Pfhpa0.0037 ug/L
Unregulated
Pfhxa0.017 ug/L
Unregulated
PFBA (Perfluorobutanoic Acid)0.0051 ug/L
UnregulatedPFAS
PFAS (10 compounds detected)
Microplastics (not routinely tested)

Other cities in Ozaukee County

Water quality reports for nearby Wisconsin communities.

Frequently asked questions

Is Saukville, WI tap water safe to drink?
Saukville tap water meets EPA legal standards (Maximum Contaminant Levels). However, 6 contaminants are present above independent health guidelines, which are often stricter than legal limits. 23 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, 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 Saukville water?
Monitoring has detected 23 contaminants in Saukville's water supply: Lead, Nitrate, Arsenic, Copper, Radium, Uranium, Gross Alpha Radiation, Total Trihalomethanes, Haloacetic Acids (HAA5), Nickel, PFHpA (Perfluoroheptanoic Acid), Nitrite, Barium, Fluoride, 6:2 FTS (Fluorotelomer Sulfonate), Pfhps, PFPeA (Perfluoropentanoic Acid), PFPeS (Perfluoropentane Sulfonate), Pfpea, Pfpes, Pfhpa, Pfhxa, PFBA (Perfluorobutanoic Acid). Additionally, 10 PFAS compounds have been detected at trace levels. 6 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Saukville water have PFAS?
Yes. 10 PFAS compounds have been detected in Saukville'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 Saukville water hard?
Yes. Saukville water has a hardness of 450 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 Saukville get its drinking water?
Saukville'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. Saukville is served by 2 water systems, the largest being SAUKVILLE WATERWORKS (serving 4,268 people).

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