Public water system · MT0002994
ActiveSilos Junction
At a glance
Silos Junction (PWSID MT0002994) is an active transient non-community water system in Broadwater County, Montana. It reports serving 205 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
205
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Silos Junction compare with other water systems in Broadwater County?
By EPA's size categories, Silos Junction is a very small system (500 people or fewer). Broadwater County has 20 active public water systems. Its population served is about 56% below the county average of 465 people per system, and accounts for 2.2% of the 9,301 people reported by systems filed under the county. Across Montana, the 2,378 active systems average 489 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Silos Junction is about 42% above that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Montana has 1,206 active transient non-community water systems, 51% of the state's 2,378 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,994 Montana systems (84%) list groundwater as their primary source.
Who owns and regulates Silos Junction?
EPA lists Silos Junction as privately owned. 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. 16 of the 20 active systems in Broadwater County (80%) are also privately owned.
Does Silos Junction 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 2021. The violations listed here began between August 2015 and February 2021. By type: 6 monitoring and 6 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (6 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 |
|---|---|---|---|---|
| 2021-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2020-12-08 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2020-09-01 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2019-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2016-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2015-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | 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.
Silos Junction: frequently asked questions
Who runs Silos Junction?
Silos Junction (PWSID MT0002994) is a transient non-community water system privately owned. It is regulated by the MT state drinking water program.
How many people does Silos Junction serve?
Silos Junction reports serving 205 people through 1 service connection in Broadwater County, Montana.
Where does Silos Junction get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Silos Junction 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 2021. 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 Silos Junction'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 2021. For current results, consult EPA ECHO, or the MT state drinking water program.
Where can I find Silos Junction's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Silos Junction is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Broadwater County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Wheat Montana Bakery | Broadwater | 2,453 | Non-transient non-community | Groundwater |
| Town Pump Three Forks 1 | Broadwater | 2,245 | Non-transient non-community | Groundwater |
| Townsend City of | Broadwater | 2,000 | Community | Groundwater |
| Bridger Brewing Three Forks | Broadwater | 470 | Non-transient non-community | Groundwater |
| Steer Inn Teasers Restaurant and Lounge | Broadwater | 233 | Non-transient non-community | Groundwater |
| Canyon Ferry Lake Koa | Broadwater | 218 | Transient non-community | Groundwater |
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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, “Silos Junction, PWSID MT0002994, Montana”, https://aquacensus.com/water-systems/montana/silos-junction-mt0002994 (data as of October 1, 2026).