Public water system · MD1031397
ActiveGranite Rose Ten Parlour
At a glance
Granite Rose Ten Parlour (PWSID MD1031397) is an active transient non-community water system in Baltimore County, Maryland. It reports serving 27 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
27
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Granite Rose Ten Parlour compare with other water systems in Baltimore County?
By EPA's size categories, Granite Rose Ten Parlour is a very small system (500 people or fewer). Baltimore County has 272 active public water systems. Its population served is well below the county average of 168 people per system, and accounts for less than 0.1% of the 45,805 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 Granite Rose Ten Parlour 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 Granite Rose Ten Parlour?
EPA lists Granite Rose Ten Parlour as owned by a local government. 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. 41 of the 272 active systems in Baltimore County (15%) are also owned by a local government.
Does Granite Rose Ten Parlour have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Granite Rose Ten Parlour. For the latest compliance status, check EPA ECHO for current compliance history.
Granite Rose Ten Parlour: frequently asked questions
Who runs Granite Rose Ten Parlour?
Granite Rose Ten Parlour (PWSID MD1031397) is a transient non-community water system owned by a local government. It is regulated by the MD state drinking water program.
How many people does Granite Rose Ten Parlour serve?
Granite Rose Ten Parlour reports serving 27 people through 1 service connection in Baltimore County, Maryland.
Where does Granite Rose Ten Parlour 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 Granite Rose Ten Parlour have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Granite Rose Ten Parlour'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the MD state drinking water program.
Where can I find Granite Rose Ten Parlour's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Granite Rose Ten Parlour 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 Baltimore County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Manor Shopping Center | Baltimore | 2,921 | Non-transient non-community | Purchased surface water |
| Um Saint Joseph Medical Center | Baltimore | 1,515 | Non-transient non-community | Purchased surface water |
| Stevenson University | Baltimore | 1,313 | Non-transient non-community | Groundwater |
| Hereford High School | Baltimore | 1,300 | Non-transient non-community | Groundwater |
| Fork Christian Church | Baltimore | 1,245 | Transient non-community | Groundwater |
| Hereford Middle School | Baltimore | 1,050 | Non-transient non-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, “Granite Rose Ten Parlour, PWSID MD1031397, Maryland”, https://aquacensus.com/water-systems/maryland/granite-rose-ten-parlour-md1031397 (data as of October 1, 2026).