Water Quality in Mount Vernon, IL (62864)
EPA violation data for public water systems serving ZIP code 62864.
No Health-Based Violations
None of the 8 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are6 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 57% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
22,779
Population
8
Water Systems
6
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (8)
Mount Vernon
All resolvedNortheast Mount Vernon Water Company
Waltonville
All resolvedChurch Of Bethesda
Twice The Ice Mascoutah
Twice The Ice Centralia
Twice The Ice Fairview Heights
Twice Pure Water Swansea
Contaminants Found
Annual water quality report delivery requirement.
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Mount Vernon (62864) has more violations than 57% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 6, 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.