Skip to content

Water Quality Report

Peoria Heights, IL

Peoria County · 5,908 residents · 1 water system

13

Contaminants detected

5

PFAS compounds

353

Hardness (mg/L)

1

Above legal limits

2

Above health guidelines

Peoria Heights drinking water comes from groundwater wells. Based on the most recent monitoring data, 13 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, and 9 others. PFAS compounds have been detected at trace levels in Peoria Heights water. Water hardness is 353 mg/L (very hard), which can cause scale buildup in appliances and reduce soap effectiveness.

Contaminants detected in Peoria Heights water

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

Lead0.0043 / 0.015 mg/L
29% of EPA limit
Nitrate0.58 / 10 mg/L
6% of EPA limit
Arsenic0.0016 / 0.01 mg/L
16% of EPA limit
Copper1.5 / 1.3 mg/L
115% of EPA limit
63% of EPA limit
15% of EPA limit
Barium0.45 / 2 mg/L
23% of EPA limit
Fluoride0.46 / 4 mg/L
12% of EPA limit
Phosphorus Total6 ug/L
Unregulated
Orthophosphate510 ug/L
Unregulated
Pfpea0.0043 ug/L
Unregulated
Pfpes0.0085 ug/L
Unregulated
Pfhxa0.0079 ug/L
Unregulated
PFAS (5 compounds detected)
Microplastics (not routinely tested)

Other cities in Peoria County

Water quality reports for nearby Illinois communities.

Frequently asked questions

Is Peoria Heights, IL tap water safe to drink?
Peoria Heights tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 2 above independent health guidelines. 13 contaminants have been detected in the water supply, including Lead, Nitrate, Arsenic, Copper, Total Trihalomethanes. View the detailed report for each water system to see specific levels, how they compare to both legal limits and health guidelines, and what actions to take.
What contaminants are in Peoria Heights water?
Monitoring has detected 13 contaminants in Peoria Heights's water supply: Lead, Nitrate, Arsenic, Copper, Total Trihalomethanes, Haloacetic Acids (HAA5), Barium, Fluoride, Phosphorus Total, Orthophosphate, Pfpea, Pfpes, Pfhxa. Additionally, 5 PFAS compounds have been detected at trace levels. 1 of these are above EPA legal limits. 2 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Peoria Heights water have PFAS?
Yes. 5 PFAS compounds have been detected in Peoria Heights'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.
Is Peoria Heights water hard?
Yes. Peoria Heights water has a hardness of 353 mg/L (very hard). Hard water is not a health concern but can cause scale buildup in water heaters and appliances, reduce soap effectiveness, and leave mineral deposits. Water softeners or conditioning systems can address hardness.
Where does Peoria Heights get its drinking water?
Peoria Heights's drinking water comes from groundwater wells that draw from underground aquifers. The water is treated and tested according to Illinois EPA and EPA requirements before distribution. Peoria Heights is served by one water system: PEORIA HEIGHTS.

Check your water quality

Enter your address for a detailed report specific to your water system.

On a private well? Search your address for nearby groundwater monitoring data.

Free water assessment in Peoria Heights.

Schedule an onsite consultation.