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Aircraft Sinks After Right Float Rupture on Birch Lake (C-FOBE)

Birch Lake, CanadaLanding (descent or approach)

On July 3, 2004, a Noorduyn Norseman (registration C-FOBE) operated by Green Airways was involved in an aviation accident near Birch Lake, Canada during landing or approach. No fatalities were reported. Investigators recorded the probable cause as: Failure of the right float on landing that was leaking probably due to a crack located in the second compartment. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-11Data APIEditorial standards

An aircraft sank after its right float ruptured during landing on Birch Lake. All five occupants evacuated and swam to shore. The aircraft was written off due to a probable crack in the float.

Incident Overview During a landing on Birch Lake, the second compartment of the aircraft's right float ruptured. The failure caused the aircraft to nose down and sink into the water. All five occupants successfully evacuated the cabin and swam to the shore. The aircraft was subsequently written off. ## Probable Cause The official investigation determined that the accident was caused by the failure of the right float during landing. The float was leaking, probably due to a crack located in the second compartment, which led to the structural failure and subsequent sinking of the aircraft. The incident resulted in no injuries, as all occupants were able to evacuate safely.

Structural failure

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