Public water system · NY2402367
ActiveMartinsburg Water District
At a glance
Martinsburg Water District (PWSID NY2402367) is an active community water system in Lewis County, New York. It reports serving 310 people through 125 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in September 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
310
Service connections
125
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Martinsburg Water District compare with other water systems in Lewis County?
By EPA's size categories, Martinsburg Water District is a very small system (500 people or fewer). Lewis County has 67 active public water systems. Its population served is about 26% above the county average of 246 people per system, and accounts for 1.9% of the 16,454 people reported by systems filed under the county. Across New York, the 8,167 active systems average 2,374 people each. Nationally, the average active community water system reports serving 6,703 people, so Martinsburg Water District 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. New York has 2,281 active community water systems, 28% of the state's 8,167 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 7,096 New York systems (87%) list groundwater as their primary source.
Who owns and regulates Martinsburg Water District?
EPA lists Martinsburg Water District as owned by a local government. The NY 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 67 active systems in Lewis County (22%) are also owned by a local government.
Does Martinsburg Water District have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in September 2005. The violations listed here began between October 1999 and September 2005. By type: 1 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Lead and Copper Rule and Consumer Confidence Rule. EPA lists 2 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 |
|---|---|---|---|---|
| 2005-09-30 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1999-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 2 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.
Martinsburg Water District: frequently asked questions
Who runs Martinsburg Water District?
Martinsburg Water District (PWSID NY2402367) is a community water system owned by a local government. It is regulated by the NY state drinking water program.
How many people does Martinsburg Water District serve?
Martinsburg Water District reports serving 310 people through 125 service connections in Lewis County, New York.
Where does Martinsburg Water District 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 Martinsburg Water District have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in September 2005. 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 Martinsburg Water District'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 2 violations for this system; none is health-based, and the most recent began in September 2005. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.
Where can I find Martinsburg Water District's water quality report?
As a community water system, Martinsburg Water District 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 Lewis County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lowville Village | Lewis | 4,000 | Community | Surface water |
| Croghan Village | Lewis | 900 | Community | Groundwater |
| Copenhagen Village | Lewis | 850 | Community | Groundwater under influence of surface water |
| Lyons Falls Village | Lewis | 850 | Community | Groundwater |
| Port Leyden Village | Lewis | 820 | Community | Groundwater |
| Beaver Falls Water District | Lewis | 782 | Community | Purchased 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, “Martinsburg Water District, PWSID NY2402367, New York”, https://aquacensus.com/water-systems/new-york/martinsburg-water-district-ny2402367 (data as of October 1, 2026).