# Accident 20210821011419A: Dehavilland DHC-3, Kobuk, AK, August 21, 2021

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 21, 2021, 14:45 local time
- Place: Kobuk, AK
- Damage: Substantial damage
- Phase of flight: Cruise/Level Flight
- Operating rules: Air taxi and commuter (Part 135)
- Operator: SQDA
- Location: 68.0753° N, 155.8390° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=68.0753&lon=-155.8390&mi=10
- Aircraft: N560TR, registered now (https://openairdocs.org/aircraft/N560TR) (OpenAirDocs)
- Registry model: Dehavilland DHC-3 (registry code 2802412, https://openairdocs.org/model/dehavilland-dhc-3) (OpenAirDocs)
- Registry engine: Pezetel ASZ-621R-M18 (registry code 49800, https://openairdocs.org/engine/pezetel-asz-621r-m18) (OpenAirDocs)
- Reported make and model: DEHAVILLAND DHC-3
- Reported engine: PEZETEL ASZ-621R-M18
- People aboard: 3
- Fatal injuries: 0
- Other injuries: 0
- NTSB investigation: [NTSB ANC21LA094](https://openairdocs.org/ntsb/ANC21LA094) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20210821011419A

## Narrative

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

FOR UNKNOWN REASONS THE AIRCRAFTS ENGINES SEIZED IN FLIGHT RESULTING IN AN EMERGENCY LANDING ON THE TUNDRA.  AIRCRAFT WAS RECOVERED AND FURTHER ENGINE ANALYSIS IS PENDING TO DETERMINE THE CAUSE OF THE FAILURE.

## 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 ANC21LA094](https://openairdocs.org/ntsb/ANC21LA094), Aug 21, 2021: Dehavilland DHC-3 (N560TR), Bettles, AK, substantial damage. Probable cause: The seizure of the engine during flight for undetermined reasons, which led to a total loss of engine power.

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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