Water Quality in Missoula, MT (59803)
EPA violation data for public water systems serving ZIP code 59803.
No Health-Based Violations
None of the 10 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are47 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 90% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
18,401
Population
10
Water Systems
47
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (10)
Missoula Water
Florence Coffee Corvallis
Jehovahs Witnesses Of Msla
Potomac School Dist 11
All resolvedFlorence Coffee Hut
Blackfoot River Coffee
Faith Baptist Church
Vaeroy Enterprises, Inc
All resolvedRodgers Street Duplexes
Lorraine South Water Dist
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2023
How Does This Compare?
Missoula (59803) has more violations than 90% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 47, 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.