Water Quality Report
Alton, IL
7,940 residents · 1 water system
4
Contaminants detected
3
PFAS compounds
—
Hardness (mg/L)
0
Above legal limits
0
Above health guidelines
Alton drinking water comes from surface water. Based on the most recent monitoring data, 4 contaminants have been detected in the water supply, including Lead, Pfhxa, PFBA (Perfluorobutanoic Acid), Pfpea. PFAS compounds have been detected at trace levels in Alton water.
Contaminants detected in Alton 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
Pfhxa0.0031 ug/L
Unregulated
PFBA (Perfluorobutanoic Acid)0.019 ug/L
UnregulatedPFAS
Pfpea0.0039 ug/L
Unregulated
PFAS (3 compounds detected)
Microplastics (not routinely tested)
Water systems serving Alton
Frequently asked questions
Is Alton, IL tap water safe to drink?
Alton tap water meets EPA legal standards (Maximum Contaminant Levels) and independent health guidelines. 4 contaminants have been detected in the water supply, including Lead, Pfhxa, PFBA (Perfluorobutanoic Acid), Pfpea. Detection does not necessarily mean unsafe levels. View the detailed report for each water system to see specific levels.
What contaminants are in Alton water?
Monitoring has detected 4 contaminants in Alton's water supply: Lead, Pfhxa, PFBA (Perfluorobutanoic Acid), Pfpea. Additionally, 3 PFAS compounds have been detected at trace levels. See individual system reports for concentrations relative to EPA limits.
Does Alton water have PFAS?
Yes. 3 PFAS compounds have been detected in Alton'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 Alton get its drinking water?
Alton's drinking water comes from surface water sources. The water is treated and tested according to Illinois EPA and EPA requirements before distribution. Alton is served by one water system: FOSTERBURG PWD.
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