Helena, MT (59625): 3 Health-Based Violations Recorded for Mapped Water Systems
EPA data for Helena Water System
Health-based violation records by water system:
EPA records for the water systems mapped to 59625 in Helena, MT contain 3 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 3 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 3 health-based violations (since 2021).
- Lead The reported 90th-percentile lead result of 0.003 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
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Score Breakdown
Overall Home Safety Score: Score unavailable
Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.
Canonical components
Required domains
Coverage: 3 of 4 components and 2 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (7) CRITICAL
Your Water System
ZIP code 59625 in Helena, Montana is mapped to the water system Helena Water System (EPA ID: MT0000241). This system provides water to approximately 32,091 people from surface water sources.
Other Water Quality Reports in Montana
- 59001 (Absarokee)
- 59002 (Acton)
- 59003 (Ashland)
- 59004 (Ashland)
- 59006 (Ballantine)
- 59007 (Bearcreek)
- 59008 (Belfry)
- 59010 (Bighorn)
- 59011 (Big Timber)
- 59012 (Birney)
- 59013 (Boyd)
- 59014 (Bridger)
- 59015 (Broadview)
- 59016 (Busby)
- 59018 (Clyde Park)
- 59019 (Columbus) - 80 violations recorded for mapped water systems
- 59020 (Cooke City)
- 59022 (Crow Agency)
- 59024 (Custer)
- 59025 (Decker)
Nearby Water Quality Reports
- 59620 (Helena) - <1 mi
- 59624 (Helena) - <1 mi
- 59626 (Helena) - <1 mi
- 59623 (Helena) - <1 mi
- 59601 (Helena) - 1 mi - 41 violations recorded for mapped water systems
- 59636 (Fort Harrison) - 3 mi
- 59604 (Helena) - 6 mi
- 59635 (East Helena) - 6 mi - 7 violations recorded for mapped water systems
- 59602 (Helena) - 8 mi - 133 violations recorded for mapped water systems
- 59634 (Clancy) - 10 mi - 1 violation recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Helena Water System (MT0000241) on EPA.gov.
3 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
Compliance History
Environmental Hazards (9) HIGH
Home & Infrastructure (2) OK
Cost & Community (7) OK
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Frequently Asked Questions
Is the tap water in 59625 safe to drink?
EPA SDWIS records 3 violations since 2021 across the water systems mapped to ZIP 59625 (primary system: Helena Water System), including 3 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 59625's water come from?
The recorded water source for Helena Water System, a system mapped to ZIP code 59625, is Surface water. This system serves approximately 32,091 people.
How can I get my water tested in Helena?
If Helena Water System supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
Is lead a concern in 59625 tap water?
The Lead and Copper Rule record selected for 59625 reports a 90th-percentile lead result of 0.003 mg/L for a water system mapped to this ZIP (record date 2024-12-31). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.
What is the radon risk for 59625?
59625 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Lewis and Clark County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
How to cite this page
ZipCheckup. (2026). Helena, MT (59625): 3 Health-Based Violations Recorded for Mapped Water Systems. https://zipcheckup.com/report/59625/
@misc{zipcheckup-report-59625,
author = {{ZipCheckup}},
title = {{Helena, MT (59625): 3 Health-Based Violations Recorded for Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/59625/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 59625
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 59620 | Helena, MT | <1 mi | N/A | 0 |
| 59624 | Helena, MT | <1 mi | N/A | 0 |
| 59626 | Helena, MT | <1 mi | N/A | 0 |
| 59623 | Helena, MT | <1 mi | N/A | 0 |
| 59601 | Helena, MT | 1.2 mi | D | 41 |
| 59636 | Fort Harrison, MT | 3.5 mi | N/A | 0 |
| 59604 | Helena, MT | 5.7 mi | N/A | 0 |
| 59635 | East Helena, MT | 6.5 mi | N/A | 7 |
| 59602 | Helena, MT | 8.3 mi | D | 133 |
| 59634 | Clancy, MT | 9.8 mi | N/A | 1 |
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