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Water Quality Report

Preston, WI

Fillmore County · 1,462 residents · 2 water systems

0

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Preston drinking water comes from groundwater wells. Based on the most recent monitoring data, 0 contaminants have been detected in the water supply.

Limited monitoring data available

The water systems serving Preston are small private systems (population served: 1,462) and are not part of Wisconsin DNR's main contaminant monitoring program. No detected contaminant data is available for these systems.

If you're researching the main municipal utility serving Preston, search for your specific address below — the search returns the actual water system serving your residence, which may be different from what's listed here.

Water systems serving Preston

Preston

1,322 servedGroundwater0 contaminants1 above guideline
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Greenleafton

140 servedGroundwater0 contaminants
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Other cities in Fillmore County

Water quality reports for nearby Minnesota communities.

CantonChatfieldFountainHarmonyLanesboroMabelOstranderPetersonRushfordRushford VillageSpring ValleyWykoff

Frequently asked questions

Is Preston, WI tap water safe to drink?
Preston 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. 0 contaminants have been detected in the water supply, including . 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 Preston water?
Monitoring has detected 0 contaminants in Preston's water supply: . 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Preston get its drinking water?
Preston'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. Preston is served by 2 water systems, the largest being Preston (serving 1,322 people).

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