St Mary's Seaplane Base
WV40 has 1 runway. The longest is 4W/22W at 5,000 ft × 500 ft (water).
FAA NASR data, cycle 2026-09-03
WV40 field elevation is 587 ft MSL. The standard traffic pattern altitude at WV40 is 1,590 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
Check WV40 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, WV40 is a non-towered airport.
WV40 has 1 runway (4W/22W). The longest runway is 5,000 feet.
WV40 uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,590 feet MSL at a field elevation of 587 feet.
WV40 (St Mary's Seaplane Base) has a field elevation of 587 feet MSL.
WV40 (St Mary's Seaplane Base) is located in St Mary's, WV.