Public water system · MD1021720
ActiveDunkin Donuts
At a glance
Dunkin Donuts (PWSID MD1021720) is an active transient non-community water system in Anne Arundel County, Maryland. It reports serving 808 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 October 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
808
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Dunkin Donuts compare with other water systems in Anne Arundel County?
By EPA's size categories, Dunkin Donuts is a small system (501 to 3,300 people). Anne Arundel County has 405 active public water systems. Its population served is about 42% below the county average of 1,397 people per system, and accounts for 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 Dunkin Donuts is about 5.6 times 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 Dunkin Donuts?
EPA lists Dunkin Donuts 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 Dunkin Donuts have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in October 2018. By type: 1 monitoring. The contaminant or rule involved is Revised Total Coliform Rule. EPA lists 1 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 |
|---|---|---|---|---|
| 2018-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
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.
Dunkin Donuts: frequently asked questions
Who runs Dunkin Donuts?
Dunkin Donuts (PWSID MD1021720) is a transient non-community water system privately owned. It is regulated by the MD state drinking water program.
How many people does Dunkin Donuts serve?
Dunkin Donuts reports serving 808 people through 1 service connection in Anne Arundel County, Maryland.
Where does Dunkin Donuts 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 Dunkin Donuts 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 October 2018. 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 Dunkin Donuts' 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 October 2018. For current results, consult EPA ECHO, or the MD state drinking water program.
Where can I find Dunkin Donuts' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Dunkin Donuts 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, “Dunkin Donuts, PWSID MD1021720, Maryland”, https://aquacensus.com/water-systems/maryland/dunkin-donuts-md1021720 (data as of October 1, 2026).