Water Quality in Normal, IL (61790)
EPA violation data for public water systems serving ZIP code 61790.
No Health-Based Violations
None of the 1 water system serving this ZIP has exceeded federal contaminant limits in the past 5 years. There are4 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 48% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
1
Water Systems
4
Violations (5yr)
0
Health-Based
Location
Loading map...
Water Systems Serving This Area (1)
Illinois State University-Normal
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Used to disinfect water — generally safe at regulated levels.
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2023
How Does This Compare?
Normal (61790) has more violations than 48% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 4, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.