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Water Quality Report

Oak Forest, IL

Cook County · 27,478 residents · 1 water system

2

Contaminants detected

1

PFAS compounds

Hardness (mg/L)

0

Above legal limits

0

Above health guidelines

Oak Forest drinking water comes from surface water. Based on the most recent monitoring data, 2 contaminants have been detected in the water supply, including Lead, PFBA (Perfluorobutanoic Acid). PFAS compounds have been detected at trace levels in Oak Forest water.

Contaminants detected in Oak Forest 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
PFBA (Perfluorobutanoic Acid)0.0093 ug/L
UnregulatedPFAS
PFAS (1 compounds detected)
Microplastics (not routinely tested)

Other cities in Cook County

Water quality reports for nearby Illinois communities.

Frequently asked questions

Is Oak Forest, IL tap water safe to drink?
Oak Forest tap water meets EPA legal standards (Maximum Contaminant Levels) and independent health guidelines. 2 contaminants have been detected in the water supply, including Lead, PFBA (Perfluorobutanoic Acid). Detection does not necessarily mean unsafe levels. View the detailed report for each water system to see specific levels.
What contaminants are in Oak Forest water?
Monitoring has detected 2 contaminants in Oak Forest's water supply: Lead, PFBA (Perfluorobutanoic Acid). Additionally, 1 PFAS compounds have been detected at trace levels. See individual system reports for concentrations relative to EPA limits.
Does Oak Forest water have PFAS?
Yes. 1 PFAS compounds have been detected in Oak Forest'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 Oak Forest get its drinking water?
Oak Forest's drinking water comes from surface water sources. The water is treated and tested according to Illinois EPA and EPA requirements before distribution. Oak Forest is served by one water system: OAK FOREST.

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