Public water system · MT0003857
ActiveTown Pump Stevensville Ll 1
At a glance
Town Pump Stevensville Ll 1 (PWSID MT0003857) is an active transient non-community water system in Ravalli County, Montana. It reports serving 150 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 1996.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Town Pump Stevensville Ll 1 compare with other water systems in Ravalli County?
By EPA's size categories, Town Pump Stevensville Ll 1 is a very small system (500 people or fewer). Ravalli County has 130 active public water systems. Its population served is about 37% below the county average of 237 people per system, and accounts for 0.5% of the 30,805 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 Town Pump Stevensville Ll 1 is roughly in line with 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 Town Pump Stevensville Ll 1?
EPA lists Town Pump Stevensville Ll 1 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. 112 of the 130 active systems in Ravalli County (86%) are also privately owned.
Does Town Pump Stevensville Ll 1 have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 1996. By type: 1 monitoring and reporting. The contaminant or rule involved is Nitrate. EPA lists 1 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 |
|---|---|---|---|---|
| 1996-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
The one violation in EPA's records.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.
Town Pump Stevensville Ll 1: frequently asked questions
Who runs Town Pump Stevensville Ll 1?
Town Pump Stevensville Ll 1 (PWSID MT0003857) is a transient non-community water system privately owned. It is regulated by the MT state drinking water program.
How many people does Town Pump Stevensville Ll 1 serve?
Town Pump Stevensville Ll 1 reports serving 150 people through 1 service connection in Ravalli County, Montana.
Where does Town Pump Stevensville Ll 1 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 Town Pump Stevensville Ll 1 have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 1996. 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 Town Pump Stevensville Ll 1'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 records list one violation for this system; it is not health-based, and the most recent began in January 1996. For current results, consult EPA ECHO, or the MT state drinking water program.
Where can I find Town Pump Stevensville Ll 1's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Town Pump Stevensville Ll 1 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 Ravalli County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Hamilton City of | Ravalli | 5,660 | Community | Groundwater |
| Stevensville Town of | Ravalli | 2,090 | Community | Groundwater |
| Super One Food Store | Ravalli | 1,769 | Non-transient non-community | Groundwater |
| Town Pump Woodside 1 | Ravalli | 1,198 | Transient non-community | Groundwater |
| Town Pump Florence 1 | Ravalli | 1,092 | Transient non-community | Groundwater |
| Florence Carlton School | Ravalli | 1,025 | Non-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, “Town Pump Stevensville Ll 1, PWSID MT0003857, Montana”, https://aquacensus.com/water-systems/montana/town-pump-stevensville-ll-1-mt0003857 (data as of October 1, 2026).