Water Quality in Columbus, MT (59019)

EPA violation data for public water systems serving ZIP code 59019.

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 6 monitoring/reporting violations.

More violations than 60% of US ZIP codes.

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

4,438

Population

7

Water Systems

7

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (7)

Columbus Town Of

Groundwater 1,900 people served
0 violations

Mountain Range Rv Park

1 health-based
Groundwater 50 people served
2 violations (5yr) · 1 health-based · All resolved

Eagle Mountain Rural Pws

All resolved
Groundwater 50 people served
1 violation (5yr) · All resolved

Hilltop Water

Purchased groundwater 50 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

C-M Ranch, Llc

Groundwater 40 people served
0 violations

Sherwood Water Station

All resolved
Groundwater 25 people served
4 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Water Boy Inc

Groundwater 0
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

4 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

2 violations
All resolved
E. COLIMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Columbus (59019) has more violations than 60% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 7.

Fewer violations 60th 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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