Public water system · MT0000410
ActiveI 94 Mobile Home Park
At a glance
I 94 Mobile Home Park (PWSID MT0000410) is an active community water system in Dawson County, Montana. It reports serving 90 people through 42 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in September 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
90
Service connections
42
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does I 94 Mobile Home Park compare with other water systems in Dawson County?
By EPA's size categories, I 94 Mobile Home Park is a very small system (500 people or fewer). Dawson County has 32 active public water systems. Its population served is well below the county average of 330 people per system, and accounts for 0.9% of the 10,547 people reported by systems filed under the county. Across Montana, the 2,378 active systems average 489 people each. Nationally, the average active community water system reports serving 6,703 people, so I 94 Mobile Home Park is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Montana has 853 active community water systems, 36% 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 I 94 Mobile Home Park?
EPA lists I 94 Mobile Home Park 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. 25 of the 32 active systems in Dawson County (78%) are also privately owned.
Does I 94 Mobile Home Park have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in September 2025. The violations listed here began between July 2012 and September 2025. By type: 9 monitoring and reporting, 2 public notice, recordkeeping or other and 1 required treatment not met. The contaminant or rule involved most often is Lead and Copper Rule (3 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 |
|---|---|---|---|---|
| 2025-09-29 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2024-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2021-08-26 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2017-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2015-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2015-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | 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.
I 94 Mobile Home Park: frequently asked questions
Who runs I 94 Mobile Home Park?
I 94 Mobile Home Park (PWSID MT0000410) is a community water system privately owned. It is regulated by the MT state drinking water program.
How many people does I 94 Mobile Home Park serve?
I 94 Mobile Home Park reports serving 90 people through 42 service connections in Dawson County, Montana.
Where does I 94 Mobile Home Park 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 I 94 Mobile Home Park have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in September 2025. 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 I 94 Mobile Home Park'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, one is health-based, and the most recent began in September 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the MT state drinking water program.
Where can I find I 94 Mobile Home Park's water quality report?
As a community water system, I 94 Mobile Home Park must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Dawson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Glendive City of | Dawson | 4,873 | Community | Surface water |
| Forest Park Water Rsid 24 | Dawson | 1,200 | Community | Groundwater |
| Town Pump Travel Plaza Glendive | Dawson | 600 | Transient non-community | Groundwater |
| Westgate Cenex | Dawson | 600 | Transient non-community | Groundwater |
| Highland Park Utilities Assn | Dawson | 500 | Community | Groundwater |
| Trail Star Cafe and Truck Stop | Dawson | 400 | 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, “I 94 Mobile Home Park, PWSID MT0000410, Montana”, https://aquacensus.com/water-systems/montana/i-94-mobile-home-park-mt0000410 (data as of October 1, 2026).