Water Quality in Missoula, MT (59820)

EPA violation data for public water systems serving ZIP code 59820.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 3 monitoring/reporting violations.

More violations than 48% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

1,834

Population

7

Water Systems

4

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (7)

Missoula Water

Groundwater 68,200 people served
0 violations

Alberton Town Of

1 health-based
Groundwater 495 people served
4 violations (5yr) · 1 health-based · All resolved
Lead tested: 4 ppb (limit: 15 ppb)

Northwest Indian Bible School

Groundwater 118 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb)

River Edge Resort 2

Groundwater 104 people served
0 violations

River Edge Resort 1

Groundwater 39 people served
0 violations

Riveredge Motel, Trlr Ct & Cg

Groundwater 25 people served
0 violations

Isu Foundation Camp

Groundwater 0
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
1 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Missoula (59820) 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.

Fewer violations 48th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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