Water Quality Report
Houlton, WI
170 residents · 1 water system
10
Contaminants detected
0
PFAS compounds
—
Hardness (mg/L)
0
Above legal limits
0
Above health guidelines
Houlton drinking water comes from groundwater wells. Based on the most recent monitoring data, 10 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, and 6 others. PFAS testing has been conducted with no detections.
Contaminants detected in Houlton 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
Nitrate0.082 / 10 mg/L
1% of EPA limit
Copper3.7 / 1300 ug/L
0% of EPA limit
Radium0.736 / 5 pCi/L
15% of EPA limit
Uranium0.134 / 30 ug/L
0% of EPA limit
Gross Alpha Radiation0.3117 / 15 pCi/L
2% of EPA limit
Nickel0.0015 mg/L
UnregulatedInorganic
Barium0.043 / 2 mg/L
2% of EPA limit
Fluoride0.13 / 4 mg/L
3% of EPA limit
Pfdoa2 ng/L
Unregulated
PFAS (tested — none detected)
Microplastics (not routinely tested)
Water systems serving Houlton
Frequently asked questions
Is Houlton, WI tap water safe to drink?
Houlton tap water meets EPA legal standards (Maximum Contaminant Levels) and independent health guidelines. 10 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, Uranium. Detection does not necessarily mean unsafe levels. View the detailed report for each water system to see specific levels.
What contaminants are in Houlton water?
Monitoring has detected 10 contaminants in Houlton's water supply: Lead, Nitrate, Copper, Radium, Uranium, Gross Alpha Radiation, Nickel, Barium, Fluoride, Pfdoa. See individual system reports for concentrations relative to EPA limits.
Does Houlton water have PFAS?
Houlton's water has been tested for PFAS compounds with no detections. Testing was conducted as part of the EPA's Unregulated Contaminant Monitoring Rule (UCMR5) program.
Where does Houlton get its drinking water?
Houlton'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. Houlton is served by one water system: HOULTON MHP LLC.
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