We found 14 public water systems that could serve the same population as Hornell City (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Hornell City | Hornell, Hornelslville, North Hornell | 8,590 | 0 | 42 |
| Hornellsville Water D 1 (n. Main/seneca) | Hornelslville | 300 | 0 | 2 |
| Kanakadea Recreational Area | Hornelslville | 200 | 0 | 3 |
| Green Acres Mobile Home Ct #1 | Hornelslville | 200 | 0 | 0 |
| Twin Hickory Golf Club,inc. | Hornell | 75 | 0 | 0 |
| Angel (the) | Hornelslville | 75 | 0 | 0 |
| Hornellsville Water District 2 (almond) | Hornelslville | 70 | 0 | 0 |
| Pine Knoll Park | Hornelslville | 40 | 0 | 0 |
| Herbert Building | Hornelslville | 30 | 0 | 0 |
| Hornellsville Water District 4 (arkport) | Hornelslville | 29 | 0 | 0 |
| X-FACTORS | Hornell | 25 | 0 | 0 |
| Bennetts Farm Market | Hornell | 25 | 0 | 0 |
| Hartsville General Str | Hornell | 25 | 0 | 0 |
| Bella Professional Building | Hornelslville | 25 | 0 | 0 |