Public water system · MT0042941
ActiveRiverside Campground
At a glance
Riverside Campground (PWSID MT0042941) is an active transient non-community water system in Lewis and Clark County, Montana. It reports serving 100 people through 5 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
100
Service connections
5
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Riverside Campground compare with other water systems in Lewis and Clark County?
By EPA's size categories, Riverside Campground is a very small system (500 people or fewer). Lewis and Clark County has 165 active public water systems. Its population served is well below the county average of 413 people per system, and accounts for 0.1% of the 68,071 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 Riverside Campground is about 31% 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 Riverside Campground?
EPA lists Riverside Campground as owned by the federal 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. 16 of the 165 active systems in Lewis and Clark County (9.7%) are also owned by the federal government.
Does Riverside Campground have drinking water violations?
EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in October 2024. The violations listed here began between January 2002 and October 2024. By type: 2 monitoring and reporting, 2 monitoring, 1 reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Revised Total Coliform Rule (3 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2024-10-01 | ReportingReport Startup Procedures Cert Form (RTCR) · code 4C | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2023-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2009-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
All 6 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.
Riverside Campground: frequently asked questions
Who runs Riverside Campground?
Riverside Campground (PWSID MT0042941) is a transient non-community water system owned by the federal government. It is regulated by the MT state drinking water program.
How many people does Riverside Campground serve?
Riverside Campground reports serving 100 people through 5 service connections in Lewis and Clark County, Montana.
Where does Riverside Campground 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 Riverside Campground have any drinking water violations?
EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in October 2024. 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 Riverside Campground'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 6 violations for this system; 1 is health-based, and the most recent began in October 2024. For current results, consult EPA ECHO, or the MT state drinking water program.
Where can I find Riverside Campground's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Riverside Campground 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 Lewis and Clark County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Helena Water System | Lewis and Clark | 32,091 | Community | Surface water |
| 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 |
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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, “Riverside Campground, PWSID MT0042941, Montana”, https://aquacensus.com/water-systems/montana/riverside-campground-mt0042941 (data as of October 1, 2026).