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Water Quality Report

Erie, IL

Whiteside County · 1,479 residents · 1 water system

5

Contaminants detected

0

PFAS compounds

200

Hardness (mg/L)

1

Above legal limits

1

Above health guidelines

Erie drinking water comes from groundwater wells. Based on the most recent monitoring data, 5 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Total Trihalomethanes, and 1 others. Water hardness is 200 mg/L (very hard), which can cause scale buildup in appliances and reduce soap effectiveness.

Contaminants detected in Erie water

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

Lead0.0012 / 0.015 mg/L
8% of EPA limit
Nitrate12.6 / 10 mg/L
126% of EPA limit
Copper180 / 1300 ug/L
14% of EPA limit
10% of EPA limit
Nitrite0.064 / 1 mg/L
6% of EPA limit
Microplastics (not routinely tested)

Other cities in Whiteside County

Water quality reports for nearby Illinois communities.

Frequently asked questions

Is Erie, IL tap water safe to drink?
Erie tap water has 1 contaminant currently measured above EPA legal standards (Maximum Contaminant Levels), and 1 above independent health guidelines. 5 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Total Trihalomethanes, Nitrite. 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 Erie water?
Monitoring has detected 5 contaminants in Erie's water supply: Lead, Nitrate, Copper, Total Trihalomethanes, Nitrite. 1 of these are above EPA legal limits. 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Is Erie water hard?
Yes. Erie water has a hardness of 200 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 Erie get its drinking water?
Erie'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. Erie is served by one water system: ERIE.

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