Public water system · NY3730101
ActiveHannibal Town Water District #2
At a glance
Hannibal Town Water District #2 (PWSID NY3730101) is an active community water system in Oswego County, New York. It reports serving 2,000 people through 375 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,000
Service connections
375
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Hannibal Town Water District #2 compare with other water systems in Oswego County?
By EPA's size categories, Hannibal Town Water District #2 is a small system (501 to 3,300 people). Oswego County has 163 active public water systems. Its population served is about 3.3 times the county average of 614 people per system, and accounts for 2% of the 100,137 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 Hannibal Town Water District #2 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 399 New York systems (4.9%) list purchased surface water as their primary source.
Who owns and regulates Hannibal Town Water District #2?
EPA lists Hannibal Town Water District #2 as privately owned. 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. 136 of the 163 active systems in Oswego County (83%) are also privately owned.
Does Hannibal Town Water District #2 have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2025. The violations listed here began between August 2008 and December 2025. By type: 7 public notice, recordkeeping or other, 4 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Haloacetic acids (HAA5) (2 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2025-12-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2010-03-01 | Public notice, recordkeeping or otherOperations Report · code 10 | Not reported | No | Resolved |
| 2009-12-01 | Public notice, recordkeeping or otherOperations Report · code 10 | Not reported | No | Resolved |
| 2009-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2009-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2009-09-01 | Public notice, recordkeeping or otherOperations Report · code 10 | Not reported | No | Resolved |
| 2009-08-01 | Public notice, recordkeeping or otherOperations Report · code 10 | Not reported | No | Resolved |
| 2009-05-01 | Public notice, recordkeeping or otherOperations Report · code 10 | Not reported | No | Resolved |
| 2009-03-01 | Public notice, recordkeeping or otherOperations Report · code 10 | Not reported | No | Resolved |
| 2008-08-01 | Public notice, recordkeeping or otherOperations Report · code 10 | Not reported | No | Resolved |
The 12 most recent 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.
Hannibal Town Water District #2: frequently asked questions
Who runs Hannibal Town Water District #2?
Hannibal Town Water District #2 (PWSID NY3730101) is a community water system privately owned. It is regulated by the NY state drinking water program.
How many people does Hannibal Town Water District #2 serve?
Hannibal Town Water District #2 reports serving 2,000 people through 375 service connections in Oswego County, New York.
Where does Hannibal Town Water District #2 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 Hannibal Town Water District #2 have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2025. 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 Hannibal Town Water District #2'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in December 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.
Where can I find Hannibal Town Water District #2's water quality report?
As a community water system, Hannibal Town Water District #2 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 Oswego County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Oswego City | Oswego | 29,400 | Community | Surface water |
| Fulton City | Oswego | 16,600 | Community | Purchased surface water |
| Scriba Wd (Oswego) | Oswego | 9,044 | Community | Purchased surface water |
| Brennan Beach Rv Resort | Oswego | 6,020 | Transient non-community | Purchased groundwater |
| Richland Town Pws | Oswego | 3,950 | Community | Groundwater |
| Fulton Speedway LLC | Oswego | 3,000 | Transient non-community | Groundwater under influence of 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, “Hannibal Town Water District #2, PWSID NY3730101, New York”, https://aquacensus.com/water-systems/new-york/hannibal-town-water-district-2-ny3730101 (data as of October 1, 2026).