No fatalities

Aircraft crash near Alameda Naval Air Station (135619)

Alameda NAS (Oakland), United States of AmericaLanding (descent or approach)

On September 23, 1957, a Lockheed P-2 Neptune (registration 135619) operated by United States Navy - USN was involved in an aviation accident near Alameda NAS (Oakland), United States of America during landing or approach. No fatalities were reported. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-12Data APIEditorial standards

An unidentified aircraft crashed in the vicinity of the Alameda Naval Air Station under undetermined conditions.

What happened

An aviation accident occurred at or near the Alameda Naval Air Station. The exact sequence of events leading to the impact remains unclear, as the specific circumstances surrounding the crash have not been established. At this time, there is no information regarding the flight phase or the specific nature of the malfunction.

Findings

Details regarding the fate of the crew members involved in the accident are currently unavailable, and their status remains unknown. Investigations into the precise cause of the event have not yet produced definitive conclusions regarding the operational state of the aircraft prior to the crash.