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Public water system · MD0030212

Active

Stella Maris

At a glance

Stella Maris (PWSID MD0030212) is an active community water system in Baltimore County, Maryland. It reports serving 873 people through 2 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

873

Service connections

2

Primary source

SWP

Purchased surface water

System type

CWS

Community water system

System record

PWSIDMD0030212
System typeCommunity water system
Activity statusActive
Population served873
Service connections2
Primary water sourcePurchased surface water
Owner typePrivate
Primacy agencyMD state drinking water program
City served—
StateMaryland
ZIP—
CountyBaltimore County

How does Stella Maris compare with other water systems in Baltimore County?

By EPA's size categories, Stella Maris is a small system (501 to 3,300 people). Baltimore County has 272 active public water systems. Its population served is about 5.2 times the county average of 168 people per system, and accounts for 1.9% 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 community water system reports serving 6,703 people, so Stella Maris 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 48 Maryland systems (1.6%) list purchased surface water as their primary source.

Who owns and regulates Stella Maris?

EPA lists Stella Maris 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. 221 of the 272 active systems in Baltimore County (81%) are also privately owned.

Does Stella Maris 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 Stella Maris. For the latest compliance status, check EPA ECHO for current compliance history.

Stella Maris: frequently asked questions

Who runs Stella Maris?

Stella Maris (PWSID MD0030212) is a community water system privately owned. It is regulated by the MD state drinking water program.

How many people does Stella Maris serve?

Stella Maris reports serving 873 people through 2 service connections in Baltimore County, Maryland.

Where does Stella Maris get its water?

EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.

Does Stella Maris have any drinking water violations?

EPA's Safe Drinking Water Act records list no violations for this system.

Is Stella Maris' 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 the system's annual water quality report, EPA ECHO, or the MD state drinking water program.

Where can I find Stella Maris' water quality report?

As a community water system, Stella Maris 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 Baltimore County

Water systemCountyPopulation servedTypeSource
Manor Shopping CenterBaltimore2,921Non-transient non-communityPurchased surface water
Um Saint Joseph Medical CenterBaltimore1,515Non-transient non-communityPurchased surface water
Stevenson UniversityBaltimore1,313Non-transient non-communityGroundwater
Hereford High SchoolBaltimore1,300Non-transient non-communityGroundwater
Fork Christian ChurchBaltimore1,245Transient non-communityGroundwater
Hereford Middle SchoolBaltimore1,050Non-transient non-communityGroundwater

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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, “Stella Maris, PWSID MD0030212, Maryland”, https://aquacensus.com/water-systems/maryland/stella-maris-md0030212 (data as of October 1, 2026).