Water Quality in Dekalb, IL (60520)
EPA violation data for public water systems serving ZIP code 60520.
No Health-Based Violations
None of the 9 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are2 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 36% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
2,979
Population
9
Water Systems
2
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (9)
Dekalb
Hinckley
Immanuel Lutheran Church
Immanuel Lutheran Church
Carls Oil Co
Shady Lawn Motels
Shady Lawn Motel
Shady Lawn Motels
Carls Oil Co
Contaminants Found
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Dekalb (60520) has more violations than 36% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 2, 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.