Cottonwood Lake Seaplane Base
3H3 has 1 runway. The longest is 6/24 at 4,000 ft × 800 ft (water).
FAA NASR data, cycle 2026-09-03
3H3 field elevation is 300 ft MSL. The standard traffic pattern altitude at 3H3 is 1,300 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
Check 3H3 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, 3H3 is a non-towered airport.
3H3 has 1 runway (6/24). The longest runway is 4,000 feet.
3H3 uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,300 feet MSL at a field elevation of 300 feet.
3H3 (Cottonwood Lake Seaplane Base) has a field elevation of 300 feet MSL.
3H3 (Cottonwood Lake Seaplane Base) is located in Wasilla, AK.