Public water system · ME0091031
ActiveMontfort Heights
At a glance
Montfort Heights (PWSID ME0091031) is an active community water system in Aroostook County, Maine. It reports serving 30 people through 12 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in February 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
30
Service connections
12
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Montfort Heights compare with other water systems in Aroostook County?
By EPA's size categories, Montfort Heights is a very small system (500 people or fewer). Aroostook County has 123 active public water systems. Its population served is well below the county average of 329 people per system, and accounts for less than 0.1% of the 40,518 people reported by systems filed under the county. Across Maine, the 1,862 active systems average 503 people each. Nationally, the average active community water system reports serving 6,703 people, so Montfort Heights 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. Maine has 386 active community water systems, 21% of the state's 1,862 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,780 Maine systems (96%) list groundwater as their primary source.
Who owns and regulates Montfort Heights?
EPA lists Montfort Heights as privately owned. The ME state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 95 of the 123 active systems in Aroostook County (77%) are also privately owned.
Does Montfort Heights have drinking water violations?
EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in February 2022. The violations listed here began between January 1995 and February 2022. By type: 3 monitoring and reporting, 2 contaminant level above the legal limit and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 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 |
|---|---|---|---|---|
| 2022-02-01 | MonitoringMonitoring, Additional Routine (RTCR) · code 3B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1997-12-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1997-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | 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.
Montfort Heights: frequently asked questions
Who runs Montfort Heights?
Montfort Heights (PWSID ME0091031) is a community water system privately owned. It is regulated by the ME state drinking water program.
How many people does Montfort Heights serve?
Montfort Heights reports serving 30 people through 12 service connections in Aroostook County, Maine.
Where does Montfort Heights 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 Montfort Heights have any drinking water violations?
EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in February 2022. 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 Montfort Heights' 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; 2 are health-based, and the most recent began in February 2022. For current results, consult the system's annual water quality report, EPA ECHO, or the ME state drinking water program.
Where can I find Montfort Heights' water quality report?
As a community water system, Montfort Heights 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 Aroostook County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Presque Isle Utilities District | Aroostook | 6,128 | Community | Groundwater under influence of surface water |
| Houlton Water Company | Aroostook | 4,735 | Community | Groundwater |
| Caribou Utilities District | Aroostook | 3,943 | Community | Groundwater |
| Madawaska Water District | Aroostook | 2,738 | Community | Groundwater |
| Van Buren Water District | Aroostook | 2,190 | Community | Groundwater |
| Fort Fairfield Utilities District | Aroostook | 2,025 | Community | Surface water |
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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, “Montfort Heights, PWSID ME0091031, Maine”, https://aquacensus.com/water-systems/maine/montfort-heights-me0091031 (data as of October 1, 2026).