Public water system · MD1021600
ActiveOak Grove Marina Well #1
At a glance
Oak Grove Marina Well #1 (PWSID MD1021600) is an active transient non-community water system in Anne Arundel County, Maryland. It reports serving 85 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
85
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Oak Grove Marina Well #1 compare with other water systems in Anne Arundel County?
By EPA's size categories, Oak Grove Marina Well #1 is a very small system (500 people or fewer). Anne Arundel County has 405 active public water systems. Its population served is well below the county average of 1,397 people per system, and accounts for less than 0.1% of the 565,834 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 Oak Grove Marina Well #1 is about 41% 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 Oak Grove Marina Well #1?
EPA lists Oak Grove Marina Well #1 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. 361 of the 405 active systems in Anne Arundel County (89%) are also privately owned.
Does Oak Grove Marina Well #1 have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2025. By type: 1 monitoring and reporting. The contaminant or rule involved is Nitrate. EPA lists 1 as archived. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
The one violation in EPA's records.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.
Oak Grove Marina Well #1: frequently asked questions
Who runs Oak Grove Marina Well #1?
Oak Grove Marina Well #1 (PWSID MD1021600) is a transient non-community water system privately owned. It is regulated by the MD state drinking water program.
How many people does Oak Grove Marina Well #1 serve?
Oak Grove Marina Well #1 reports serving 85 people through 1 service connection in Anne Arundel County, Maryland.
Where does Oak Grove Marina Well #1 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 Oak Grove Marina Well #1 have any drinking water violations?
EPA's records list one violation for this system; it is not 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 Oak Grove Marina Well #1'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 one violation for this system; it is not health-based, and the most recent began in January 2025. For current results, consult EPA ECHO, or the MD state drinking water program.
Where can I find Oak Grove Marina Well #1's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Oak Grove Marina Well #1 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 Anne Arundel County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Glen Burnie-Broadneck | Anne Arundel | 290,606 | Community | Groundwater |
| Crofton-Odenton | Anne Arundel | 62,986 | Community | Groundwater |
| Fort George G. Meade | Anne Arundel | 62,234 | Community | Groundwater |
| City of Annapolis | Anne Arundel | 35,000 | Community | Groundwater |
| Broad Creek | Anne Arundel | 26,033 | Community | Groundwater |
| U.S. Naval Academy | Anne Arundel | 8,700 | 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, “Oak Grove Marina Well #1, PWSID MD1021600, Maryland”, https://aquacensus.com/water-systems/maryland/oak-grove-marina-well-1-md1021600 (data as of October 1, 2026).