# Accident 20060906018789A: Rkwell OV10A, Porterville, CA, September 6, 2006

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 6, 2006, 10:39 local time
- Place: Porterville, CA
- Damage: Destroyed
- Phase of flight: Climb
- Operating rules: General operating rules (Part 91)
- Location: 36.2317° N, 118.6850° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=36.2317&lon=-118.6850&mi=10
- Aircraft: N419DF, a cancelled registration (https://openairdocs.org/deregistered/N419DF-2018-01-19) (OpenAirDocs)
- Registry model: North American OV-10A (registry code 6402512, https://openairdocs.org/model/north-american-ov-10a) (OpenAirDocs)
- Reported make and model: RKWELL OV10A
- People aboard: 2
- Fatal injuries: 2
- NTSB investigation: [NTSB LAX06GA287](https://openairdocs.org/ntsb/LAX06GA287) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20060906018789A

## Narrative

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

(-23) THE FAA WAS NOT INVITED TO PARTICIPATE IN A FORMAL INVESTIGATION, BY THE CALIFORNIA DEPARTMENT OF FORESTRIES. NTSB PRELIMINARY REPORT INDICATES THE AIRCRAFT WAS OPERATING LOW LEVEL, WHILE MANEUVERING, DURING AN AERIAL OBSERVATION FLIGHT IN STEEPLY RISING TERRAIN, (25 TO 40 DEGREE UPSLOPE) IN A BOX LIKE CANYON. A WITNESS REPORTED HEARING THE ENGINES REV UP JUST PRIOR TO THE SOUND OF IMPACT.

## 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 LAX06GA287](https://openairdocs.org/ntsb/LAX06GA287), Sep 6, 2006: North American OV-10A (N419DF), Porterville, CA, destroyed, 2 fatal. Probable cause: the pilot's failure to maintain adequate terrain clearance while maneuvering over rising terrain in a box canyon. Also causal was the pilot's failure to adhere to procedures/directives regarding…

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.

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