CKB4 in 20 seconds
Otter Lake Seaplane Base, CA.
AirportRoutes · updated Feb 16, 2026
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Common questions about CKB4
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Where is Otter Lake Seaplane Base located?
Otter Lake Seaplane Base is located CA, at an elevation of 1143 ft. Its IATA code is — and ICAO code is CKB4.