Public water system · MT0000241
ActiveHelena Water System
Community water system in Lewis and Clark County, Montana, drawing primarily on surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
32,091
Service connections
11,684
Primary source
SW
Surface water
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2023-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2022-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2022-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2011-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2011-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Asbestoscode 1094 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2008-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-09-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-05-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2008-05-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Archived |
| 2007-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Helena Water System: frequently asked questions
Is Helena Water System's water safe to drink?
Helena Water System is an active community water system regulated under the Safe Drinking Water Act, overseen by the MT state drinking water program. EPA's SDWA data records violations for this system — the most recent are listed on this page, including health-based violations; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Helena Water System?
Helena Water System (PWSID MT0000241) is a local government-owned community water system, regulated by the MT state drinking water program.
How many people does Helena Water System serve?
Helena Water System reports serving 32,091 people through 11,684 service connections in Lewis and Clark County, Montana.
Where does Helena Water System get its water?
EPA SDWIS lists this system's primary water source as surface water.
Other water systems in Lewis and Clark County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| East Helena City of | Lewis and Clark | 2,114 | Community | Groundwater |
| Eastgate Village Sewer and Water | Lewis and Clark | 2,000 | Community | Groundwater |
| Va Medical Center Helena | Lewis and Clark | 1,275 | Community | Purchased surface water |
| Helena Leisure LLC | Lewis and Clark | 1,200 | Community | Groundwater |
| Bobs Valley Service Inc. | Lewis and Clark | 1,032 | Non-transient non-community | Groundwater |
| Daves Express Lube | Lewis and Clark | 966 | Transient non-community | Groundwater |
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