Public water system · MD0230217
ActivePin Oak Apartments
At a glance
Pin Oak Apartments (PWSID MD0230217) is an active community water system in Worcester County, Maryland. It reports serving 40 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
40
Service connections
2
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Pin Oak Apartments compare with other water systems in Worcester County?
By EPA's size categories, Pin Oak Apartments 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 community water system reports serving 6,703 people, so Pin Oak Apartments 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. 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 Pin Oak Apartments?
EPA lists Pin Oak Apartments 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 Pin Oak Apartments have drinking water violations?
EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in October 2024. The violations listed here began between July 1993 and October 2024. By type: 7 monitoring and reporting, 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 (4 of them). EPA lists 10 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 |
|---|---|---|---|---|
| 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 |
| 2013-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2013-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2011-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2002-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2002-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1997-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1994-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1993-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | 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.
Pin Oak Apartments: frequently asked questions
Who runs Pin Oak Apartments?
Pin Oak Apartments (PWSID MD0230217) is a community water system privately owned. It is regulated by the MD state drinking water program.
How many people does Pin Oak Apartments serve?
Pin Oak Apartments reports serving 40 people through 2 service connections in Worcester County, Maryland.
Where does Pin Oak Apartments 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 Pin Oak Apartments have any drinking water violations?
EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in October 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 Pin Oak Apartments' 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; 1 is health-based, and the most recent began in October 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the MD state drinking water program.
Where can I find Pin Oak Apartments' water quality report?
As a community water system, Pin Oak Apartments 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 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 |
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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, “Pin Oak Apartments, PWSID MD0230217, Maryland”, https://aquacensus.com/water-systems/maryland/pin-oak-apartments-md0230217 (data as of October 1, 2026).