Public water system · MD1231114
ActivePho Bien
At a glance
Pho Bien (PWSID MD1231114) is an active transient non-community water system in Worcester County, Maryland. It reports serving 28 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 2 violations for this system; all are health-based, and the most recent began in April 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
28
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Pho Bien compare with other water systems in Worcester County?
By EPA's size categories, Pho Bien is a very small system (500 people or fewer). Worcester County has 120 active public water systems. Its population served is well below the county average of 653 people per system, and accounts for less than 0.1% of the 78,379 people reported by systems filed under the county. Across Maryland, the 2,992 active systems average 1,947 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Pho Bien is well below 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. Maryland has 2,079 active transient non-community water systems, 69% of the state's 2,992 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,870 Maryland systems (96%) list groundwater as their primary source.
Who owns and regulates Pho Bien?
EPA lists Pho Bien 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. 100 of the 120 active systems in Worcester County (83%) are also privately owned.
Does Pho Bien have drinking water violations?
EPA's records list 2 violations for this system; all are health-based, and the most recent began in April 2010. The violations listed here began between December 2009 and April 2010. By type: 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 2 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 |
|---|---|---|---|---|
| 2010-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 2 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.
Pho Bien: frequently asked questions
Who runs Pho Bien?
Pho Bien (PWSID MD1231114) is a transient non-community water system privately owned. It is regulated by the MD state drinking water program.
How many people does Pho Bien serve?
Pho Bien reports serving 28 people through 1 service connection in Worcester County, Maryland.
Where does Pho Bien 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 Pho Bien have any drinking water violations?
EPA's records list 2 violations for this system; all are health-based, and the most recent began in April 2010. 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 Pho Bien'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 2 violations for this system; all are health-based, and the most recent began in April 2010. For current results, consult EPA ECHO, or the MD state drinking water program.
Where can I find Pho Bien's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Pho Bien 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 Worcester County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Town of Ocean City | Worcester | 30,000 | Community | Groundwater |
| Ocean Pines | Worcester | 11,890 | Community | Groundwater |
| Mystic Harbour | Worcester | 5,945 | Community | Groundwater |
| Town of Berlin | Worcester | 4,500 | Community | Groundwater |
| City of Pocomoke City | Worcester | 4,100 | Community | Groundwater |
| Town of Snow Hill | Worcester | 2,409 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Pho Bien, PWSID MD1231114, Maryland”, https://aquacensus.com/water-systems/maryland/pho-bien-md1231114 (data as of October 1, 2026).