# Accident 19910513015449A: Cessna 207A, Grand Canyon, AZ, May 13, 1991

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 13, 1991, 13:19 local time
- Place: Grand Canyon, AZ
- Airport: Grand Canyon National Park
- Damage: No damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: Air taxi and commuter (Part 135)
- Operator: EKBA
- Location: 36.0297° N, 112.0201° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=36.0297&lon=-112.0201&mi=10
- Aircraft: N6280H, a cancelled registration (https://openairdocs.org/deregistered/N6280H-1995-09-01) (OpenAirDocs)
- Registry model: Cessna T207A (registry code 2073614, https://openairdocs.org/model/cessna-t207a) (OpenAirDocs)
- Reported make and model: CESSNA 207A
- Reported engine: CONT TSIO520M
- People aboard: 7
- Fatal injuries: 7
- Pilot flight hours: 1,168 total, 36 in this make and model, 98 in the last 90 days
- NTSB investigation: [NTSB LAX91FA213](https://openairdocs.org/ntsb/LAX91FA213) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19910513015449A

## Narrative

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

CRASHED INTO TREES AND BURNED ON SIGHTSEEING FLIGHT. NR1 CYLINDER HAD CATASTROPHIC FAILURE DUE DETONATION.

## 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 LAX91FA213](https://openairdocs.org/ntsb/LAX91FA213), May 13, 1991: Cessna 207A (N6280H), Grand Canyon, AZ, destroyed, 7 fatal. Probable cause: DETONATION (OR PRE-IGNITION) IN THE NUMBER 1 CYLINDER, WHICH RESULTED IN EROSION (BURNING) OF THE NUMBER 1 PISTON AND SUBSEQUENT LOSS OF ENGINE POWER. A FACTOR RELATED TO THE ACCIDENT WAS: THE LACK…

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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