- Airport Identifier
- 13NH
- Airport Name
- Coffin Brook Landing Heliport
- Location
- Alton, United States
- Field elevation (ft)
- 705 ft
- Airport Type
- Heliport
- Magnetic Variation
- 12.329° E
- Coordinates
- 43.423889° N 71.248722° W
| Runway Name | Runway Length | Displaced Threshold (ft) | Runway Heading (°T) | Runway Heading (°M) | Slope | Surface |
|---|---|---|---|---|---|---|
| 33 ft x 33 ft | N/A | Unknown | Unknown | Unknown | Grass |