Water Quality in Flagstaff, AZ (86018)
EPA violation data for public water systems serving ZIP code 86018.
No Health-Based Violations
None of the 5 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are40 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 88% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
1,181
Population
5
Water Systems
40
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (5)
Flagstaff City Of
All resolvedParks Feed And Mercantile
Maine Consolidated School
Ponderosa Forest Rv Park
Parks Store
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
How Does This Compare?
Flagstaff (86018) has more violations than 88% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 40, 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.