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Water Quality Report

Milan, IL

Rock Island County · 6,437 residents · 11 water systems

11

Contaminants detected

1

PFAS compounds

455

Hardness (mg/L)

3

Above legal limits

10

Above health guidelines

Milan drinking water comes from groundwater wells. Based on the most recent monitoring data, 11 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, and 7 others. PFAS compounds have been detected at trace levels in Milan water. Water hardness is 455 mg/L (very hard), which can cause scale buildup in appliances and reduce soap effectiveness.

Contaminants detected in Milan water

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

Lead0.0072 / 0.015 mg/L
48% of EPA limit
Nitrate0.07 / 10 mg/L
1% of EPA limit
Copper110 / 1300 ug/L
8% of EPA limit
Radium6.2 / 5 pCi/L
123% of EPA limit
Total Trihalomethanes1.3 / 80 ug/L
2% of EPA limit
Selenium0.0028 / 0.05 mg/L
6% of EPA limit
Fluoride0.985 / 4 mg/L
25% of EPA limit
Barium0.571 / 2 mg/L
29% of EPA limit
Phosphorus Total69 ug/L
Unregulated
Orthophosphate220 ug/L
Unregulated
Lithium130 ug/L
Unregulated
PFAS (1 compounds detected)
Microplastics (not routinely tested)

Water systems serving Milan

MILAN

4,945 servedGroundwater11 contaminants1 above legal limit1 above guideline
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CROPPERS 1ST 4TH AND 5TH ADDITION

495 servedGroundwater18 contaminants1 above guideline
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RIDGEWOOD LEDGES WATER ASSOCIATION

300 servedGroundwater20 contaminants1 above guideline
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COYNE CENTER COOP

150 servedGroundwater19 contaminants
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EBERTS 3RD ADDITION

99 servedGroundwater3 contaminants1 above legal limit1 above guideline
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M C L W SYSTEM, INC.

98 servedGroundwater18 contaminants1 above guideline
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RAINBOW RIDGE

91 servedGroundwater4 contaminants1 above legal limit1 above guideline
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TOWER RIDGE SUBDIVISION

77 servedGroundwater2 contaminants
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SUBURBAN HEIGHTS SUBDIVISION

75 servedGroundwater13 contaminants1 above guideline
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CHERRYDALE SUBDIVISION

63 servedGroundwater6 contaminants1 above guideline
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TENNANTS SHADY OAKS SUBDIVISION

44 servedGroundwater6 contaminants2 above guidelines
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Other cities in Rock Island County

Water quality reports for nearby Illinois communities.

BeaufortCarbon CliffCedaredgeCoal ValleyCordovaDecaturDenverDixonEast MolineGodfreyHamptonIllinois City

Frequently asked questions

Is Milan, IL tap water safe to drink?
Milan tap water has 3 contaminants currently measured above EPA legal standards (Maximum Contaminant Levels), and 10 above independent health guidelines. 11 contaminants have been detected in the water supply, including Lead, Nitrate, Copper, Radium, 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 Milan water?
Monitoring has detected 11 contaminants in Milan's water supply: Lead, Nitrate, Copper, Radium, Total Trihalomethanes, Selenium, Fluoride, Barium, Phosphorus Total, Orthophosphate, Lithium. Additionally, 1 PFAS compounds have been detected at trace levels. 3 of these are above EPA legal limits. 10 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Does Milan water have PFAS?
Yes. 1 PFAS compounds have been detected in Milan'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 Milan water hard?
Yes. Milan water has a hardness of 455 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 Milan get its drinking water?
Milan'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. Milan is served by 11 water systems, the largest being MILAN (serving 4,945 people).

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