Public water system · NY1400451
ActiveGrand Island Town Water Dept.
At a glance
Grand Island Town Water Dept. (PWSID NY1400451) is an active community water system in Erie County, New York. It reports serving 19,500 people through 6,200 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
19,500
Service connections
6,200
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Grand Island Town Water Dept. compare with other water systems in Erie County?
By EPA's size categories, Grand Island Town Water Dept. is a large system (10,001 to 100,000 people). Erie County has 108 active public water systems. Its population served is about 120% above the county average of 8,858 people per system, and accounts for 2% of the 956,649 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 Grand Island Town Water Dept. is about 191% 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. New York has 2,281 active community water systems, 28% of the state's 8,167 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 296 New York systems (3.6%) list surface water as their primary source.
Who owns and regulates Grand Island Town Water Dept.?
EPA lists Grand Island Town Water Dept. 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. 36 of the 108 active systems in Erie County (33%) are also owned by a local government.
Does Grand Island Town Water Dept. have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2024. The violations listed here began between January 2024 and October 2024. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Haloacetic acids (HAA5) (4 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 |
|---|---|---|---|---|
| 2024-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2024-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nickelcode 1036 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | 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.
Grand Island Town Water Dept.: frequently asked questions
Who runs Grand Island Town Water Dept.?
Grand Island Town Water Dept. (PWSID NY1400451) is a community water system owned by a local government. It is regulated by the NY state drinking water program.
How many people does Grand Island Town Water Dept. serve?
Grand Island Town Water Dept. reports serving 19,500 people through 6,200 service connections in Erie County, New York.
Where does Grand Island Town Water Dept. get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Grand Island Town Water Dept. 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 October 2024. 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 Grand Island Town Water Dept.'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 October 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.
Where can I find Grand Island Town Water Dept.'s water quality report?
As a community water system, Grand Island Town Water Dept. 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 Erie County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Ecwa Direct | Erie | 313,380 | Community | Surface water |
| Buffalo Water Authority | Erie | 276,000 | Community | Surface water |
| Ecwa Amherst | Erie | 92,697 | Community | Purchased surface water |
| Tonawanda, Town Water Dept. | Erie | 72,571 | Community | Surface water |
| Ecwa Lancaster | Erie | 29,018 | Community | Purchased surface water |
| Ecwa Orchard Park | Erie | 24,582 | 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, “Grand Island Town Water Dept., PWSID NY1400451, New York”, https://aquacensus.com/water-systems/new-york/grand-island-town-water-dept-ny1400451 (data as of October 1, 2026).