Public water system · VA2069805
ActiveWinchester Montessori School
At a glance
Winchester Montessori School (PWSID VA2069805) is an active non-transient non-community water system in Frederick County, Virginia. It reports serving 55 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
55
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Winchester Montessori School compare with other water systems in Frederick County?
By EPA's size categories, Winchester Montessori School is a very small system (500 people or fewer). Frederick County has 42 active public water systems. Its population served is well below the county average of 1,352 people per system, and accounts for less than 0.1% of the 56,799 people reported by systems filed under the county. Across Virginia, the 2,420 active systems average 3,122 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Winchester Montessori School is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Virginia has 443 active non-transient non-community water systems, 18% of the state's 2,420 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,089 Virginia systems (86%) list groundwater as their primary source.
Who owns and regulates Winchester Montessori School?
EPA lists Winchester Montessori School as privately owned. The VA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 36 of the 42 active systems in Frederick County (86%) are also privately owned.
Does Winchester Montessori School have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2025. The violations listed here began between January 2018 and January 2025. By type: 2 monitoring and reporting, 1 public notice, recordkeeping or other and 1 monitoring. The contaminants or rules involved are Public Notice, Nitrate-Nitrite, Revised Total Coliform Rule and Chlorine. EPA lists 4 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 |
|---|---|---|---|---|
| 2025-01-26 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2019-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
All 4 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.
Winchester Montessori School: frequently asked questions
Who runs Winchester Montessori School?
Winchester Montessori School (PWSID VA2069805) is a non-transient non-community water system privately owned. It is regulated by the VA state drinking water program.
How many people does Winchester Montessori School serve?
Winchester Montessori School reports serving 55 people through 1 service connection in Frederick County, Virginia.
Where does Winchester Montessori School 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 Winchester Montessori School have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 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 Winchester Montessori School'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 4 violations for this system; none is health-based, and the most recent began in January 2025. For current results, consult EPA ECHO, or the VA state drinking water program.
Where can I find Winchester Montessori School's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Winchester Montessori School is a non-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 Frederick County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Frederick Water | Frederick | 46,206 | Community | Surface water |
| Stephens City, Town of | Frederick | 2,700 | Community | Purchased surface water |
| Gainesboro Elementary/Middle School | Frederick | 1,830 | Non-transient non-community | Groundwater |
| Middletown, Town of | Frederick | 1,390 | Community | Purchased surface water |
| Indian Hollow Elementary School | Frederick | 488 | Non-transient non-community | Groundwater |
| Camp Rock Enon | Frederick | 300 | 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, “Winchester Montessori School, PWSID VA2069805, Virginia”, https://aquacensus.com/water-systems/virginia/winchester-montessori-school-va2069805 (data as of October 1, 2026).