Public water system · MD0300005
ActiveKeswick Multi-Care Center
At a glance
Keswick Multi-Care Center (PWSID MD0300005) is an active community water system in Baltimore city County, Maryland. It reports serving 575 people through 1 service connection. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's records list 6 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
575
Service connections
1
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Keswick Multi-Care Center compare with other water systems in Baltimore city County?
By EPA's size categories, Keswick Multi-Care Center is a small system (501 to 3,300 people). Baltimore city County has 12 active public water systems. Its population served is well below the county average of 134,124 people per system, and accounts for less than 0.1% of the 1,609,484 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 Keswick Multi-Care Center 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 Keswick Multi-Care Center?
EPA lists Keswick Multi-Care Center 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. 6 of the 12 active systems in Baltimore city County (50%) are also privately owned.
Does Keswick Multi-Care Center have drinking water violations?
EPA's records list 6 violations for this system; 1 is health-based, and the most recent began in October 2024. The violations listed here began between October 2019 and October 2024. By type: 4 monitoring and reporting, 1 reporting and 1 required treatment not met. The contaminant or rule involved most often is Lead and Copper Rule Revisions (2 of them). EPA lists 6 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 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
All 6 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.
Keswick Multi-Care Center: frequently asked questions
Who runs Keswick Multi-Care Center?
Keswick Multi-Care Center (PWSID MD0300005) is a community water system privately owned. It is regulated by the MD state drinking water program.
How many people does Keswick Multi-Care Center serve?
Keswick Multi-Care Center reports serving 575 people through 1 service connection in Baltimore city County, Maryland.
Where does Keswick Multi-Care Center 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 Keswick Multi-Care Center have any drinking water violations?
EPA's records list 6 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 Keswick Multi-Care Center'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 6 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 Keswick Multi-Care Center's water quality report?
As a community water system, Keswick Multi-Care Center 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 city County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Baltimore | Baltimore city | 1,600,000 | Community | Surface water |
| Johns Hopkins University | Baltimore city | 2,058 | Community | Purchased surface water |
| Johns Hopkins Hospital | Baltimore city | 2,000 | Non-transient non-community | Purchased surface water |
| Johns Hopkins Bayview Medical Center | Baltimore city | 950 | Non-transient non-community | Purchased surface water |
| Mount Washington Pediatric Hospital | Baltimore city | 870 | Non-transient non-community | Purchased surface water |
| Umd Rehabilitation and Orthopedic Inst. | Baltimore city | 860 | Non-transient non-community | Purchased surface water |
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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, “Keswick Multi-Care Center, PWSID MD0300005, Maryland”, https://aquacensus.com/water-systems/maryland/keswick-multi-care-center-md0300005 (data as of October 1, 2026).