Public water system · MD0100214
ActiveTranquility at Fredericktowne
At a glance
Tranquility at Fredericktowne (PWSID MD0100214) is an active community water system in Frederick County, Maryland. It reports serving 105 people through 1 service connection. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
105
Service connections
1
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Tranquility at Fredericktowne compare with other water systems in Frederick County?
By EPA's size categories, Tranquility at Fredericktowne is a very small system (500 people or fewer). Frederick County has 211 active public water systems. Its population served is well below the county average of 1,007 people per system, and accounts for less than 0.1% of the 212,367 people reported by systems filed under the county. Across Maryland, the 2,992 active systems average 1,947 people each. Nationally, the average active community water system reports serving 6,703 people, so Tranquility at Fredericktowne 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. Maryland has 422 active community water systems, 14% of the state's 2,992 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 48 Maryland systems (1.6%) list purchased surface water as their primary source.
Who owns and regulates Tranquility at Fredericktowne?
EPA lists Tranquility at Fredericktowne as privately owned. The MD state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 156 of the 211 active systems in Frederick County (74%) are also privately owned.
Does Tranquility at Fredericktowne have drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 2025. The violations listed here began between July 2023 and April 2025. By type: 4 monitoring and reporting, 1 monitoring, 1 required treatment not met, 1 reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Lead and Copper Rule Revisions (2 of them). EPA lists 5 as resolved, 2 as archived 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. 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 |
|---|---|---|---|---|
| 2025-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Archived |
| 2024-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Archived |
| 2024-03-01 | Public notice, recordkeeping or otherFailure to Consult with State · code 20 | Groundwater Rulecode 0700 | No | Unaddressed |
| 2023-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
All 8 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.
Tranquility at Fredericktowne: frequently asked questions
Who runs Tranquility at Fredericktowne?
Tranquility at Fredericktowne (PWSID MD0100214) is a community water system privately owned. It is regulated by the MD state drinking water program.
How many people does Tranquility at Fredericktowne serve?
Tranquility at Fredericktowne reports serving 105 people through 1 service connection in Frederick County, Maryland.
Where does Tranquility at Fredericktowne get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Tranquility at Fredericktowne have any drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 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 Tranquility at Fredericktowne'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 8 violations for this system; 1 is health-based, and the most recent began in April 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the MD state drinking water program.
Where can I find Tranquility at Fredericktowne's water quality report?
As a community water system, Tranquility at Fredericktowne 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 Frederick County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| New Design - Frederick County | Frederick | 74,911 | Community | Surface water |
| City of Frederick | Frederick | 54,000 | Community | Surface water |
| Town of Walkersville | Frederick | 8,440 | Community | Groundwater under influence of surface water |
| Fort Detrick | Frederick | 7,900 | Community | Surface water |
| City of Brunswick | Frederick | 7,312 | Community | Surface water |
| Town of Thurmont | Frederick | 6,200 | Community | Groundwater under influence of 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, “Tranquility at Fredericktowne, PWSID MD0100214, Maryland”, https://aquacensus.com/water-systems/maryland/tranquility-at-fredericktowne-md0100214 (data as of October 1, 2026).