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Water Quality Report

Rio, IL

265 residents · 1 water system

0

Contaminants detected

0

PFAS compounds

—

Hardness (mg/L)

0

Above legal limits

1

Above health guidelines

Rio drinking water comes from groundwater wells. Based on the most recent monitoring data, 0 contaminants have been detected in the water supply.

Limited monitoring data available

The water system serving Rio is small a private system (population served: 265) and is not part of Illinois EPA's main contaminant monitoring program. No detected contaminant data is available for this system.

If you're researching the main municipal utility serving Rio, search for your specific address below — the search returns the actual water system serving your residence, which may be different from what's listed here.

Water systems serving Rio

RIO

265 servedGroundwater0 contaminants1 above guideline
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Frequently asked questions

Is Rio, IL tap water safe to drink?
Rio tap water meets EPA legal standards (Maximum Contaminant Levels). However, 1 contaminant is present above independent health guidelines, which are often stricter than legal limits. 0 contaminants have been detected in the water supply, including . View the detailed report for each water system to see specific levels and how they compare to both legal limits and health guidelines.
What contaminants are in Rio water?
Monitoring has detected 0 contaminants in Rio's water supply: . 1 exceed health guidelines. See individual system reports for concentrations relative to EPA limits.
Where does Rio get its drinking water?
Rio'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. Rio is served by one water system: RIO.

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