Public water system · MT0002504

Active

Red Lodge Mtn Main Lodge

At a glance

Red Lodge Mtn Main Lodge (PWSID MT0002504) is an active transient non-community water system in Carbon County, Montana. It reports serving 2,006 people through 3 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 11 violations for this system; none is health-based, and the most recent began in January 2018.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

2,006

Service connections

Primary source

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDMT0002504

System typeTransient non-community water system

Activity statusActive

Population served2,006

Service connections3

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyMT state drinking water program

City servedRed Lodge

StateMontana

ZIP—

CountyCarbon County

How does Red Lodge Mtn Main Lodge compare with other water systems in Carbon County?

By EPA's size categories, Red Lodge Mtn Main Lodge is a small system (501 to 3,300 people). Carbon County has 36 active public water systems, and Red Lodge Mtn Main Lodge is the largest of them by population served. Its population served is about 7.9 times the county average of 253 people per system, and accounts for 22% of the 9,106 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 Red Lodge Mtn Main Lodge is about 14 times 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 Red Lodge Mtn Main Lodge?

EPA lists Red Lodge Mtn Main Lodge 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. 20 of the 36 active systems in Carbon County (56%) are also privately owned.

Does Red Lodge Mtn Main Lodge have drinking water violations?

EPA's records list 11 violations for this system; none is health-based, and the most recent began in January 2018. The violations listed here began between January 1981 and January 2018. By type: 11 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (8 of them). EPA lists 8 as resolved and 3 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.

Began	Violation	Contaminant or rule	Health-based	Status
2018-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitrate-Nitritecode 1038	No	Resolved
2016-01-01	Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24	Total coliform bacteria (TCR)code 3100	No	Resolved
2015-11-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2014-11-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2006-11-01	Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24	Total coliform bacteria (TCR)code 3100	No	Resolved
2006-04-01	Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24	Total coliform bacteria (TCR)code 3100	No	Archived
2004-11-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
1998-02-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
1996-09-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
1981-10-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Archived
1981-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Archived

All 11 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.

Red Lodge Mtn Main Lodge: frequently asked questions

Who runs Red Lodge Mtn Main Lodge?

Red Lodge Mtn Main Lodge (PWSID MT0002504) is a transient non-community water system privately owned. It is regulated by the MT state drinking water program.

How many people does Red Lodge Mtn Main Lodge serve?

Red Lodge Mtn Main Lodge reports serving 2,006 people through 3 service connections in Carbon County, Montana.

Where does Red Lodge Mtn Main Lodge 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 Red Lodge Mtn Main Lodge have any drinking water violations?

EPA's records list 11 violations for this system; none is health-based, and the most recent began in January 2018. 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 Red Lodge Mtn Main Lodge'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 11 violations for this system; none is health-based, and the most recent began in January 2018. For current results, consult EPA ECHO, or the MT state drinking water program.

Where can I find Red Lodge Mtn Main Lodge's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Red Lodge Mtn Main Lodge 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 Carbon County

Water system	County	Population served	Type	Source
Red Lodge Water Dept	Carbon	2,000	Community	Groundwater
Bridger Town of	Carbon	750	Community	Groundwater
Joliet Town of	Carbon	600	Community	Groundwater
Fromberg Town of	Carbon	498	Community	Groundwater
Bridger Rest Area	Carbon	400	Transient non-community	Groundwater
Rock Creek Resort Red Lodge	Carbon	320	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, “Red Lodge Mtn Main Lodge, PWSID MT0002504, Montana”, https://aquacensus.com/water-systems/montana/red-lodge-mtn-main-lodge-mt0002504 (data as of October 1, 2026).