- Airport Identifier
- 31NH
- Airport Name
- Johnson's Heliport
- Location
- Northwood, United States
- Field elevation (ft)
- 562 ft
- Airport Type
- Heliport
- Magnetic Variation
- 12.634° E
- Coordinates
- 43.223588° N 71.25072° W
| Runway Name | Runway Length | Displaced Threshold (ft) | Runway Heading (°T) | Runway Heading (°M) | Slope | Surface |
|---|