WN84 Lower Monumental Dam Heliport
Non-towered
Publicly-owned
Location & operations
- Elevation
- 465.0 ft
- Coordinates
- 46-33-42.9400N 118-32-45.4200W
- Lat / Long
- 46.5619278, -118.54595
- Mag. variation
- 19E (1985)
- Time zone
- UTC -7 (UTC -8 during Standard Time)
- Activated
- 09/1987
- ARTCC
- SEATTLE CENTER
- FSS
- SEATTLE FLIGHT SERVICE STATION
- Attendance
- UNATNDD
- Wind indicator
- yes
- Segmented circle
- yes
Airport location no published diagram
Range from WN84
Runways
Longest 200 ft
- Dimensions
- 200 x 200 ft. / 61 x 61 m
- Surface
- asphalt
- Traffic pattern
- left
Communications
- Control Tower
- no
Airport data aggregated from public FAA/AirNav sources for reference only — always consult official charts and NOTAMs for flight planning.