Michigan Seaplane Base
41D field elevation is 980 ft MSL. The standard traffic pattern altitude at 41D is 1,980 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
Check US-6549 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, 41D is a non-towered airport.
41D uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,980 feet MSL at a field elevation of 980 feet.
41D (Michigan Seaplane Base) has a field elevation of 980 feet MSL.
41D (Michigan Seaplane Base) is located in White Lake, MI.