Public water system · ME0094833
ActiveMachias Dental
At a glance
Machias Dental (PWSID ME0094833) is an active transient non-community water system in Washington County, Maine. It reports serving 69 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 5 violations for this system; 3 are health-based, and the most recent began in January 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
69
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Machias Dental compare with other water systems in Washington County?
By EPA's size categories, Machias Dental is a very small system (500 people or fewer). Washington County has 109 active public water systems. Its population served is about 66% below the county average of 205 people per system, and accounts for 0.3% of the 22,334 people reported by systems filed under the county. Across Maine, the 1,862 active systems average 503 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Machias Dental is about half of 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. Maine has 1,091 active transient non-community water systems, 59% 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 Machias Dental?
EPA lists Machias Dental 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. 71 of the 109 active systems in Washington County (65%) are also privately owned.
Does Machias Dental have drinking water violations?
EPA's records list 5 violations for this system; 3 are health-based, and the most recent began in January 2009. The violations listed here began between August 2008 and January 2009. By type: 3 contaminant level above the legal limit and 2 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2009-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 5 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.
Machias Dental: frequently asked questions
Who runs Machias Dental?
Machias Dental (PWSID ME0094833) is a transient non-community water system privately owned. It is regulated by the ME state drinking water program.
How many people does Machias Dental serve?
Machias Dental reports serving 69 people through 1 service connection in Washington County, Maine.
Where does Machias Dental 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 Machias Dental have any drinking water violations?
EPA's records list 5 violations for this system; 3 are health-based, and the most recent began in January 2009. 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 Machias Dental'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 5 violations for this system; 3 are health-based, and the most recent began in January 2009. For current results, consult EPA ECHO, or the ME state drinking water program.
Where can I find Machias Dental's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Machias Dental 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 Washington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Calais Water Dept | Washington | 2,775 | Community | Groundwater |
| Passamaquoddy Water District | Washington | 2,125 | Community | Surface water |
| Lubec Water District | Washington | 1,775 | Community | Groundwater |
| Baileyville Utilities District | Washington | 1,688 | Community | Groundwater |
| Machias Water Company | Washington | 1,390 | Community | Groundwater |
| Indian Township Tribal Water System | Washington | 535 | 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, “Machias Dental, PWSID ME0094833, Maine”, https://aquacensus.com/water-systems/maine/machias-dental-me0094833 (data as of October 1, 2026).