Kenmore Air Harbor Seaplane Base
W55 has 1 runway. The longest is 16/34 at 5,000 ft × 500 ft (water).
FAA NASR data, cycle 2026-09-03
W55 field elevation is 14 ft MSL. The standard traffic pattern altitude at W55 is 1,010 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
Check W55 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, W55 is a non-towered airport.
W55 has 1 runway (16/34). The longest runway is 5,000 feet.
W55 uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,010 feet MSL at a field elevation of 14 feet.
W55 (Kenmore Air Harbor Seaplane Base) has a field elevation of 14 feet MSL.
W55 (Kenmore Air Harbor Seaplane Base) is located in Seattle, WA.