Public water system · MT0000311
ActivePower Teton County Water Dist
At a glance
Power Teton County Water Dist (PWSID MT0000311) is an active community water system in Teton County, Montana. It reports serving 205 people through 82 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
205
Service connections
82
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Power Teton County Water Dist compare with other water systems in Teton County?
By EPA's size categories, Power Teton County Water Dist is a very small system (500 people or fewer). Teton County has 16 active public water systems. Its population served is about 34% below the county average of 310 people per system, and accounts for 4.1% of the 4,960 people reported by systems filed under the county. Across Montana, the 2,378 active systems average 489 people each. Nationally, the average active community water system reports serving 6,703 people, so Power Teton County Water Dist is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Montana has 853 active community water systems, 36% of the state's 2,378 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 60 Montana systems (2.5%) list surface water as their primary source.
Who owns and regulates Power Teton County Water Dist?
EPA lists Power Teton County Water Dist as owned by a local government. The MT state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 6 of the 16 active systems in Teton County (38%) are also owned by a local government.
Does Power Teton County Water Dist have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2019. The violations listed here began between April 2004 and February 2019. By type: 11 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Carbon, total (11 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2019-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2004-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2004-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | 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.
Power Teton County Water Dist: frequently asked questions
Who runs Power Teton County Water Dist?
Power Teton County Water Dist (PWSID MT0000311) is a community water system owned by a local government. It is regulated by the MT state drinking water program.
How many people does Power Teton County Water Dist serve?
Power Teton County Water Dist reports serving 205 people through 82 service connections in Teton County, Montana.
Where does Power Teton County Water Dist get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Power Teton County Water Dist have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2019. 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.
Is Power Teton County Water Dist's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the MT state drinking water program.
Where can I find Power Teton County Water Dist's water quality report?
As a community water system, Power Teton County Water Dist must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Teton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Choteau City of | Teton | 1,691 | Community | Groundwater |
| Fairfield Town of | Teton | 718 | Community | Groundwater |
| Dutton Rest Stop | Teton | 500 | Transient non-community | Purchased groundwater |
| Tri County Water District | Teton | 470 | Community | Groundwater |
| Dutton Town of | Teton | 338 | Community | Groundwater |
| Fairfield Mennonite Church | Teton | 260 | Non-transient non-community | Purchased surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Power Teton County Water Dist, PWSID MT0000311, Montana”, https://aquacensus.com/water-systems/montana/power-teton-county-water-dist-mt0000311 (data as of October 1, 2026).