Barndoor Island Seaplane Base
72NH has 1 runway. The longest is 11W/29W at 4,086 ft × 500 ft (water).
FAA NASR data, cycle 2026-09-03
72NH field elevation is 504 ft MSL. The standard traffic pattern altitude at 72NH is 1,500 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
Check 72NH against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, 72NH is a non-towered airport.
72NH has 1 runway (11W/29W). The longest runway is 4,086 feet.
72NH uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,500 feet MSL at a field elevation of 504 feet.
72NH (Barndoor Island Seaplane Base) has a field elevation of 504 feet MSL.
72NH (Barndoor Island Seaplane Base) is located in Alton, NH.