Public water system · MD0040003
ActiveTown of Chesapeake Beach
At a glance
Town of Chesapeake Beach (PWSID MD0040003) is an active community water system in Calvert County, Maryland. It reports serving 5,000 people through 2,800 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,000
Service connections
2,800
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Town of Chesapeake Beach compare with other water systems in Calvert County?
By EPA's size categories, Town of Chesapeake Beach is a medium system (3,301 to 10,000 people). Calvert County has 203 active public water systems, and Town of Chesapeake Beach is the 2nd-largest of them by population served. Its population served is about 13 times the county average of 384 people per system, and accounts for 6.4% of the 77,996 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 Town of Chesapeake Beach is about 25% 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. 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 Town of Chesapeake Beach?
EPA lists Town of Chesapeake Beach 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. 39 of the 203 active systems in Calvert County (19%) are also owned by a local government.
Does Town of Chesapeake Beach 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 2023. By type: 1 monitoring and reporting. The contaminant or rule involved is Nitrate. 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 |
|---|---|---|---|---|
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | 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.
Town of Chesapeake Beach: frequently asked questions
Who runs Town of Chesapeake Beach?
Town of Chesapeake Beach (PWSID MD0040003) is a community water system owned by a local government. It is regulated by the MD state drinking water program.
How many people does Town of Chesapeake Beach serve?
Town of Chesapeake Beach reports serving 5,000 people through 2,800 service connections in Calvert County, Maryland.
Where does Town of Chesapeake Beach 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 Town of Chesapeake Beach 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 2023. 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 Town of Chesapeake Beach'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 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the MD state drinking water program.
Where can I find Town of Chesapeake Beach's water quality report?
As a community water system, Town of Chesapeake Beach 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 Calvert County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Chesapeake Ranch Estates | Calvert | 9,500 | Community | Groundwater |
| Prince Frederick | Calvert | 4,371 | Community | Groundwater |
| Solomons | Calvert | 3,811 | Community | Groundwater |
| Town of North Beach | Calvert | 3,000 | Community | Groundwater |
| Northern Middle & High Schools | Calvert | 2,470 | Non-transient non-community | Groundwater |
| Chesapeake Church | Calvert | 2,050 | 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, “Town of Chesapeake Beach, PWSID MD0040003, Maryland”, https://aquacensus.com/water-systems/maryland/town-of-chesapeake-beach-md0040003 (data as of October 1, 2026).