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Water Quality Report

Prior Lake, WI

Scott County · 25,282 residents · 1 water system

2

Contaminants detected

1

PFAS compounds

Hardness (mg/L)

0

Above legal limits

0

Above health guidelines

Prior Lake drinking water comes from groundwater wells. Based on the most recent monitoring data, 2 contaminants have been detected in the water supply, including Lead, Lithium. PFAS compounds have been detected at trace levels in Prior Lake water.

Contaminants detected in Prior Lake water

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

Lead0 / 0.015 mg/L
0% of EPA limit
Lithium18.6 ug/L
Unregulated
PFAS (1 compounds detected)
Microplastics (not routinely tested)

Other cities in Scott County

Water quality reports for nearby Minnesota communities.

Frequently asked questions

Is Prior Lake, WI tap water safe to drink?
Prior Lake tap water meets EPA legal standards (Maximum Contaminant Levels) and independent health guidelines. 2 contaminants have been detected in the water supply, including Lead, Lithium. Detection does not necessarily mean unsafe levels. View the detailed report for each water system to see specific levels.
What contaminants are in Prior Lake water?
Monitoring has detected 2 contaminants in Prior Lake's water supply: Lead, Lithium. Additionally, 1 PFAS compounds have been detected at trace levels. See individual system reports for concentrations relative to EPA limits.
Does Prior Lake water have PFAS?
Yes. 1 PFAS compounds have been detected in Prior Lake'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 Prior Lake get its drinking water?
Prior Lake'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. Prior Lake is served by one water system: Prior Lake.

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