Public water system · MD0210021
ActiveTown of Williamsport Distribution System
At a glance
Town of Williamsport Distribution System (PWSID MD0210021) is an active community water system in Washington County, Maryland. It reports serving 2,400 people through 750 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,400
Service connections
750
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Town of Williamsport Distribution System compare with other water systems in Washington County?
By EPA's size categories, Town of Williamsport Distribution System is a small system (501 to 3,300 people). Washington County has 78 active public water systems, and Town of Williamsport Distribution System is the 4th-largest of them by population served. Its population served is about 51% above the county average of 1,584 people per system, and accounts for 1.9% of the 123,580 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 Williamsport Distribution System is about 64% 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 Town of Williamsport Distribution System?
EPA lists Town of Williamsport Distribution System 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. 15 of the 78 active systems in Washington County (19%) are also owned by a local government.
Does Town of Williamsport Distribution System have drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 2023. The violations listed here began between October 2011 and October 2023. By type: 6 public notice, recordkeeping or other and 2 monitoring and reporting. The contaminant or rule involved most often is Consumer Confidence Rule (6 of them). EPA lists 8 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 |
|---|---|---|---|---|
| 2023-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2022-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2020-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2019-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2011-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 8 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 Williamsport Distribution System: frequently asked questions
Who runs Town of Williamsport Distribution System?
Town of Williamsport Distribution System (PWSID MD0210021) 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 Williamsport Distribution System serve?
Town of Williamsport Distribution System reports serving 2,400 people through 750 service connections in Washington County, Maryland.
Where does Town of Williamsport Distribution System 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 Town of Williamsport Distribution System have any drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 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 Williamsport Distribution System'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 8 violations for this system; none is health-based, and the most recent began in October 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 Williamsport Distribution System's water quality report?
As a community water system, Town of Williamsport Distribution System 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 Washington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Hagerstown | Washington | 92,200 | Community | Surface water |
| Boonsboro - Keedysville | Washington | 4,250 | Community | Surface water |
| Town of Smithsburg Distribution System | Washington | 2,500 | Community | Purchased surface water |
| Town of Hancock | Washington | 1,921 | Community | Groundwater |
| Sideling Hill State Park Exhibit Rt 68 W | Washington | 1,603 | Transient non-community | Groundwater |
| Lakeside Village | Washington | 1,575 | 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, “Town of Williamsport Distribution System, PWSID MD0210021, Maryland”, https://aquacensus.com/water-systems/maryland/town-of-williamsport-distribution-system-md0210021 (data as of October 1, 2026).