Public water system · MD0080025
ActiveTown of La Plata
At a glance
Town of La Plata (PWSID MD0080025) is an active community water system in Charles County, Maryland. It reports serving 11,535 people through 4,723 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 9 violations for this system; 3 are health-based, and the most recent began in September 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
11,535
Service connections
4,723
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Town of La Plata compare with other water systems in Charles County?
By EPA's size categories, Town of La Plata is a large system (10,001 to 100,000 people). Charles County has 134 active public water systems, and Town of La Plata is the largest of them by population served. Its population served is about 38 times the county average of 300 people per system, and accounts for 29% of the 40,197 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 La Plata is about 72% above 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 La Plata?
EPA lists Town of La Plata 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. 11 of the 134 active systems in Charles County (8.2%) are also owned by a local government.
Does Town of La Plata have drinking water violations?
EPA's records list 9 violations for this system; 3 are health-based, and the most recent began in September 2009. The violations listed here began between August 1991 and September 2009. By type: 6 monitoring and reporting and 3 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 7 as resolved and 2 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2009-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-03-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 1995-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1995-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1993-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1991-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
All 9 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.
Town of La Plata: frequently asked questions
Who runs Town of La Plata?
Town of La Plata (PWSID MD0080025) 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 La Plata serve?
Town of La Plata reports serving 11,535 people through 4,723 service connections in Charles County, Maryland.
Where does Town of La Plata 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 La Plata have any drinking water violations?
EPA's records list 9 violations for this system; 3 are health-based, and the most recent began in September 2009. 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 La Plata'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 9 violations for this system; 3 are health-based, and the most recent began in September 2009. 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 La Plata's water quality report?
As a community water system, Town of La Plata 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 Charles County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Town of Indian Head | Charles | 4,100 | Community | Groundwater |
| Naval Support Facility, Indian Head | Charles | 3,321 | Community | Groundwater |
| Potomac Heights | Charles | 1,800 | Community | Groundwater |
| Welcome Center (Newburg) | Charles | 1,004 | Transient non-community | Groundwater |
| Beantown Texaco Food -Dash in | Charles | 900 | Transient non-community | Groundwater |
| St. Marys Bryantown Catholic School | Charles | 791 | 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, “Town of La Plata, PWSID MD0080025, Maryland”, https://aquacensus.com/water-systems/maryland/town-of-la-plata-md0080025 (data as of October 1, 2026).