Public water system · MT0005087
ActiveThompson Falls Family Dollar Store
At a glance
Thompson Falls Family Dollar Store (PWSID MT0005087) is an active transient non-community water system in Sanders County, Montana. It reports serving 108 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
108
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Thompson Falls Family Dollar Store compare with other water systems in Sanders County?
By EPA's size categories, Thompson Falls Family Dollar Store is a very small system (500 people or fewer). Sanders County has 44 active public water systems. Its population served is about half of the county average of 209 people per system, and accounts for 1.2% of the 9,212 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 Thompson Falls Family Dollar Store is about 25% below 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 Thompson Falls Family Dollar Store?
EPA lists Thompson Falls Family Dollar Store 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. 35 of the 44 active systems in Sanders County (80%) are also privately owned.
Does Thompson Falls Family Dollar Store have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Thompson Falls Family Dollar Store. For the latest compliance status, check EPA ECHO for current compliance history.
Thompson Falls Family Dollar Store: frequently asked questions
Who runs Thompson Falls Family Dollar Store?
Thompson Falls Family Dollar Store (PWSID MT0005087) is a transient non-community water system privately owned. It is regulated by the MT state drinking water program.
How many people does Thompson Falls Family Dollar Store serve?
Thompson Falls Family Dollar Store reports serving 108 people through 2 service connections in Sanders County, Montana.
Where does Thompson Falls Family Dollar Store 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 Thompson Falls Family Dollar Store have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Thompson Falls Family Dollar Store'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. EPA's Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the MT state drinking water program.
Where can I find Thompson Falls Family Dollar Store's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Thompson Falls Family Dollar Store 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 Sanders County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Thompson Falls City of | Sanders | 1,950 | Community | Groundwater |
| Plains Town of | Sanders | 1,700 | Community | Groundwater |
| Hot Springs Municipal Water | Sanders | 600 | Community | Groundwater |
| One Stop | Sanders | 500 | Transient non-community | Groundwater |
| Sanders County Harvest Foods | Sanders | 445 | Non-transient non-community | Groundwater |
| Water Service Inc. Trout Creek | Sanders | 350 | 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, “Thompson Falls Family Dollar Store, PWSID MT0005087, Montana”, https://aquacensus.com/water-systems/montana/thompson-falls-family-dollar-store-mt0005087 (data as of October 1, 2026).