Public water system · NY5001215
ActiveHornell City
At a glance
Hornell City (PWSID NY5001215) is an active community water system in Steuben County, New York. It reports serving 9,870 people through 3,900 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, 2 are health-based, and the most recent began in November 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
9,870
Service connections
3,900
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Hornell City compare with other water systems in Steuben County?
By EPA's size categories, Hornell City is a medium system (3,301 to 10,000 people). Steuben County has 153 active public water systems, and Hornell City is the 2nd-largest of them by population served. Its population served is about 25 times the county average of 390 people per system, and accounts for 17% of the 59,732 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 Hornell City is about 47% 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 Hornell City?
EPA lists Hornell City 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. 40 of the 153 active systems in Steuben County (26%) are also owned by a local government.
Does Hornell City have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in November 2021. The violations listed here began between January 2005 and November 2021. By type: 10 monitoring and reporting and 2 required treatment not met. The contaminant or rule involved most often is Interim Enhanced Surface Water Treatment Rule (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 |
|---|---|---|---|---|
| 2021-11-01 | Required treatment not metSingle Turbidity Exceed (Enhanced SWTR) · code 43 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
| 2020-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2014-01-01 | Required treatment not metSingle Turbidity Exceed (Enhanced SWTR) · code 43 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
| 2007-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nickelcode 1036 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Lindane (gamma-BHC)code 2010 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cyanidecode 1024 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Polychlorinated biphenyls (PCBs), totalcode 2383 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Simazinecode 2037 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Picloramcode 2040 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dalaponcode 2031 | 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.
Hornell City: frequently asked questions
Who runs Hornell City?
Hornell City (PWSID NY5001215) is a community water system owned by a local government. It is regulated by the NY state drinking water program.
How many people does Hornell City serve?
Hornell City reports serving 9,870 people through 3,900 service connections in Steuben County, New York.
Where does Hornell City 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 Hornell City have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in November 2021. 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 Hornell City'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, 2 are health-based, and the most recent began in November 2021. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.
Where can I find Hornell City's water quality report?
As a community water system, Hornell City 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 Steuben County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Corning City | Steuben | 10,300 | Community | Groundwater |
| Bath Village Consolidated Sampling Area | Steuben | 5,400 | Community | Groundwater |
| Morningside Heights Wd / Erwin (T) | Steuben | 4,570 | Community | Groundwater |
| Canisteo Village | Steuben | 2,100 | Community | Groundwater |
| Sullivan Park - Corning Inc. | Steuben | 1,950 | Non-transient non-community | Groundwater |
| Addison Village | Steuben | 1,850 | 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, “Hornell City, PWSID NY5001215, New York”, https://aquacensus.com/water-systems/new-york/hornell-city-ny5001215 (data as of October 1, 2026).