# Accident 20051212029399A: Beech A23, Mammoth Lakes, CA, December 12, 2005

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: December 12, 2005, 11:29 local time
- Place: Mammoth Lakes, CA
- Damage: Destroyed
- Phase of flight: Cruise/Level Flight
- Operating rules: General operating rules (Part 91)
- Location: 37.5375° N, 118.6031° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=37.5375&lon=-118.6031&mi=10
- Aircraft: N3590R, a cancelled registration (https://openairdocs.org/deregistered/N3590R-2008-06-06) (OpenAirDocs)
- Registry model: Beech A23 (registry code 1151204, https://openairdocs.org/model/beech-a23) (OpenAirDocs)
- Registry engine: Continental IO-346 series (registry code 17033, https://openairdocs.org/engine/continental-io-346-series) (OpenAirDocs)
- Reported make and model: BEECH A23
- Reported engine: CONT IO346*
- People aboard: 2
- Fatal injuries: 2
- Pilot flight hours: 0 total, 0 in this make and model, 0 in the last 90 days
- NTSB investigation: [NTSB LAX06FA055](https://openairdocs.org/ntsb/LAX06FA055) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20051212029399A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) N3590R, BEECH A-23, VFR, REDLANDS, CA, TO MAMMOTH LAKES, CA, CRASHED UNDER UNKNOWN CIRCUMSTANCES IN OWENS VALLEY, JUST SOUTH OF MAMMOTH AT 121129PST. AIRCRAFT DESTROYED, THERE WAS NO FIRE. BOTH OCCUPANTS WERE FATALLY INJURED. WITNESS REPORTED ENGINE SPUTTERING PRIOR TO CRASH. AT 1129PST A WITNESS HEARD AN AIRCRAFT ENGINE SPUTTERING. HE SAW THE RIGHT WING OF THE AIRCRAFT DIP DOWN AS IT "TUMBLED DOWN." HE STATED HE SAW IT MAKE APPROXIMATELY FOUR REVOLUTIONS BEFORE IMPACTING THE GROUND. WEATHER DID NOT APPEAR TO BE A FACTOR IN THE ACCIDENT.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX06FA055](https://openairdocs.org/ntsb/LAX06FA055), Dec 12, 2005: Beech A23 (N3590R), Mammoth Lakes, CA, destroyed, 2 fatal. Probable cause: a loss of engine power for undetermined reasons, and, the failure of the pilot to maintain an adequate airspeed while maneuvering following the loss of power, which resulted in a stall/spin.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.