Public water system · ME0093936
ActiveFort Knox
At a glance
Fort Knox (PWSID ME0093936) is an active transient non-community water system in Waldo County, Maine. It reports serving 592 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 10 violations for this system; 2 are health-based, and the most recent began in September 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
592
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Fort Knox compare with other water systems in Waldo County?
By EPA's size categories, Fort Knox is a small system (501 to 3,300 people). Waldo County has 75 active public water systems, and Fort Knox is the 5th-largest of them by population served. Its population served is about 131% above the county average of 257 people per system, and accounts for 3.1% of the 19,252 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 Fort Knox is about 4.1 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. 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 Fort Knox?
EPA lists Fort Knox 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. 57 of the 75 active systems in Waldo County (76%) are also privately owned.
Does Fort Knox have drinking water violations?
EPA's records list 10 violations for this system; 2 are health-based, and the most recent began in September 2024. The violations listed here began between June 2001 and September 2024. By type: 5 monitoring and reporting, 3 monitoring and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 9 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-09-07 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Unaddressed |
| 2024-09-01 | MonitoringMonitoring, Additional Routine (RTCR) · code 3B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2012-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2012-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2001-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2001-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2001-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 10 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.
Fort Knox: frequently asked questions
Who runs Fort Knox?
Fort Knox (PWSID ME0093936) is a transient non-community water system privately owned. It is regulated by the ME state drinking water program.
How many people does Fort Knox serve?
Fort Knox reports serving 592 people through 1 service connection in Waldo County, Maine.
Where does Fort Knox 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 Fort Knox have any drinking water violations?
EPA's records list 10 violations for this system; 2 are health-based, and the most recent began in September 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 Fort Knox'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 10 violations for this system; 2 are health-based, and the most recent began in September 2024. For current results, consult EPA ECHO, or the ME state drinking water program.
Where can I find Fort Knox's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Fort Knox 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 Waldo County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Belfast Water District | Waldo | 5,698 | Community | Groundwater |
| Searsport Water District | Waldo | 2,763 | Community | Groundwater |
| Rsu 03 Mt View School | Waldo | 1,100 | Non-transient non-community | Groundwater |
| Winterport Water District | Waldo | 763 | Community | Groundwater |
| Northport Village Corp Water Dept | Waldo | 550 | Community | Purchased groundwater |
| Bowens Pizzeria & Deli LLC | Waldo | 450 | 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, “Fort Knox, PWSID ME0093936, Maine”, https://aquacensus.com/water-systems/maine/fort-knox-me0093936 (data as of October 1, 2026).