Water Quality in 59019 — Columbus, MT
EPA data for COLUMBUS TOWN OF
Data source: U.S. Environmental Protection Agency (EPA) SDWIS Last verified: March 16, 2026
Your Water System
ZIP code 59019 in Columbus, Montana is served by COLUMBUS TOWN OF (EPA ID: MT0000185). This system provides water to approximately 1,900 people from groundwater sources.
There are 5 community water systems serving this area.
Lead & Copper in Your Water
No Lead & Copper Rule sampling data available for systems serving this ZIP code.
Violation Summary
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| August 1, 2025 | Consumer Confidence Report Rule | Monitoring | Unresolved |
| May 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| April 1, 2025 | Stage 1 DBP Rule | Monitoring | Resolved |
| April 1, 2025 | Stage 1 DBP Rule | Monitoring | Resolved |
| October 1, 2024 | Stage 1 DBP Rule | Monitoring | Resolved |
| August 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
| August 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
| July 1, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
| July 1, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
| November 21, 2023 | Total Coliform | Monitoring | Resolved |
| November 21, 2023 | Total Coliform | Monitoring | Resolved |
| November 21, 2023 | Total Coliform | Monitoring | Resolved |
| October 1, 2023 | Consumer Confidence Report Rule | Monitoring | Resolved |
| October 1, 2023 | Consumer Confidence Report Rule | Monitoring | Resolved |
| April 1, 2023 | Gross Beta | Monitoring | Resolved |
| April 1, 2023 | Gross Beta | Monitoring | Resolved |
| April 1, 2023 | Gross Beta | Monitoring | Resolved |
| April 1, 2023 | Gross Beta | Monitoring | Resolved |
| April 1, 2023 | Gross Alpha | Monitoring | Resolved |
| April 1, 2023 | Gross Alpha | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for water systems serving this ZIP code:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting | 6 | No |
| Gross Beta | Radionuclides | 4 | No |
| Gross Alpha | Radionuclides | 4 | No |
| Contaminant 2005 | Other | 4 | No |
| Contaminant 2010 | Other | 4 | No |
| Contaminant 2015 | Other | 4 | No |
| Contaminant 2020 | Other | 4 | No |
| Contaminant 2031 | Other | 4 | No |
| Contaminant 2035 | Other | 4 | No |
| Contaminant 2036 | Other | 4 | No |
| Contaminant 2037 | Other | 4 | No |
| Atrazine | Organic | 4 | No |
| Contaminant 2040 | Other | 4 | No |
| Contaminant 2041 | Other | 4 | No |
| Contaminant 2042 | Other | 4 | No |
Need help with your water quality?
Call to get connected with a local professional in your area.
Call (855) 384-4856This is a free service. You will be connected with an independent service provider.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| COLUMBUS TOWN OF | MT0000185 | 1,900 | Groundwater |
| COUNTRY HAVEN ESTATES WHISPERING PINES | MT0004376 | 100 | Groundwater |
| EAGLE MOUNTAIN RURAL PWS | MT0004461 | 50 | Groundwater |
| HILLTOP WATER | MT0005205 | 50 | Groundwater |
| SHERWOOD WATER STATION | MT0004059 | 25 | Groundwater |
What You Can Do
- Review your annual Consumer Confidence Report (CCR) — Your utility publishes this each July
- Test your home’s water — Especially if you have older plumbing (pre-1986) that may contain lead
- Stay informed — Bookmark this page to check for updates on your water quality
Need help with water testing or filtration?
Call to get connected with a local professional in your area.
Call (855) 384-4856This is a free service. You will be connected with an independent service provider.
Other Water Quality Reports in Montana
- 59001 (Absarokee) — 3 violations
- 59003 (Ashland) — 67 violations
- 59008 (Belfry)
- 59011 (Big Timber)
- 59014 (Bridger) — 3 violations
- 59015 (Broadview) — 3 violations
- 59018 (Clyde Park) — 6 violations
- 59020 (Cooke City) — 12 violations
- 59027 (Emigrant) — 5 violations
- 59029 (Fromberg) — 23 violations
- 59030 (Gardiner)
- 59032 (Grass Range) — 9 violations
- 59033 (Greycliff)
- 59034 (Hardin) — 26 violations
- 59035 (Fort Smith) — 83 violations
- 59036 (Harlowton) — 17 violations
- 59037 (Huntley) — 2 violations
- 59038 (Hysham) — 42 violations
- 59041 (Joliet) — 12 violations
- 59044 (Laurel) — 9 violations
Nearby Water Quality Reports
- 59001 (Absarokee) — 13 mi — 3 violations
- 59041 (Joliet) — 16 mi — 12 violations
- 59029 (Fromberg) — 23 mi — 23 violations
- 59044 (Laurel) — 24 mi — 9 violations
- 59033 (Greycliff) — 27 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for COLUMBUS TOWN OF (MT0000185) on EPA.gov.
Frequently Asked Questions
Is the tap water in 59019 safe to drink?
Based on EPA records, the water system serving ZIP code 59019 has only monitoring/reporting violations, which are procedural in nature. However, individual home conditions (old pipes, well water) can affect quality.
Where does 59019’s water come from?
The primary water source for this area is groundwater. COLUMBUS TOWN OF serves approximately 1,900 people.
How can I get my water tested?
Contact your local water utility for a free water quality report, or hire a certified lab for independent home water testing. The EPA recommends testing annually if you use a private well.
Does 59019 have lead in the water?
No Lead and Copper Rule sampling data is currently available in EPA records for water systems serving ZIP code 59019. If you are concerned about lead, contact your water utility or have your tap water independently tested.
What is the radon risk in 59019?
Radon zone data is not available for ZIP code 59019. The EPA recommends testing all homes for radon regardless of location, as radon levels can vary significantly even within the same neighborhood.