# NTSB investigations: Pratt & Whitney Canada PT6A-114A, AK

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ANC22LA003](https://openairdocs.org/ntsb/ANC22LA003.md): Cessna 208B · Juneau, AK · Accident · No injuries · Class 3 · Limited · Final report · Oct 22, 2021 · N754KP · Substantial damage
  > The pilot’s loss of directional control for reasons that could not be determined.
- [NTSB WPR21LA164](https://openairdocs.org/ntsb/WPR21LA164.md): Cessna 208B · Fairbanks, AK · Accident · No injuries · Class 3 · Limited · Final report · Apr 3, 2021 · N215MC · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on available evidence.
- [NTSB ANC18LA031](https://openairdocs.org/ntsb/ANC18LA031.md): Cessna 208B · Atqasuk, AK · Accident · Minor injuries · Limited investigation · Final report · Apr 11, 2018 · N814GV · Substantial damage
  > The pilot's decision to continue a visual flight rules flight into an area of instrument meteorological conditions and his subsequent failure to level the airplane after the autopilot disconnected, which resulted in a collision with terrain.
- [NTSB GAA17CA311](https://openairdocs.org/ntsb/GAA17CA311.md): Cessna 208 · Skagway, AK · Accident · No injuries · Data collection · Final report · May 22, 2017 · N754KP · Substantial damage
  > An in-flight collision with a goose.
- [NTSB ANC13LA012](https://openairdocs.org/ntsb/ANC13LA012.md): Cessna 208B · Mekoryuk, AK · Accident · Minor injuries · Limited investigation · Final report · Dec 3, 2012 · N169LJ · Substantial damage
  > The total loss of engine power as a result of a fractured first-stage compressor blade due to fatigue cracking. The source of the fatigue crack could not be determined due to secondary damage sustained to the fracture surface.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'AK' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52257'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52257&state=AK

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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.