# NTSB investigations: Pratt & Whitney PT6A series, HI

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 ANC25LA011](https://openairdocs.org/ntsb/ANC25LA011.md): Raytheon C90A · Honolulu, HI · Accident · No injuries · Class 3 · Limited · Final report · Dec 21, 2024 · N438CA · Substantial damage
  > A temporary reduction in the airplane’s braking effectiveness during engine start following an exterior wash, which resulted in its uncommanded forward movement and collision with a parked airplane. Contributing to the accident was the flight crew’s delayed…
- [NTSB ANC23FA008](https://openairdocs.org/ntsb/ANC23FA008.md): Raytheon C90A · Kaupo, HI · Accident · 3 fatal · Class 3 · Field · Final report · Dec 15, 2022 · N13GZ · Substantial damage
  > Guardian Flight’s inadequate pilot training and performance tracking, which failed to identify and correct the pilot’s consistent lack of skill, and which resulted in the pilot’s inability to maintain his position inflight using secondary instruments to…
- [NTSB ANC20LA003](https://openairdocs.org/ntsb/ANC20LA003.md): Cessna 208 · Honolulu, HI · Accident · No injuries · Class 3 · Limited · Final report · Oct 31, 2019 · N926FE · 2 aircraft · Minor damage
  > The pilot of the Cessna's failure to set the parking brake before diverting his attention inside the airplane, which resulted in his airplane colliding with the airplane ahead of it on the taxiway.
- [NTSB WPR19MA177](https://openairdocs.org/ntsb/WPR19MA177.md): Beech 65-A90 · Mokuleia, HI · Accident · 11 fatal · Class 2 · Major · Final report · Jun 22, 2019 · N256TA · Destroyed
  > The pilot’s aggressive takeoff maneuver, which resulted in an accelerated stall and subsequent loss of control at an altitude that was too low for recovery. Contributing to the accident were (1) the operation of the airplane near its aft center of gravity…
- [NTSB GAA17CA191](https://openairdocs.org/ntsb/GAA17CA191.md): Cessna 208 · Kalaupapa, HI · Accident · Minor injuries · Class 4 · Data collection · Final report · Mar 11, 2017 · N865MA · Substantial damage
  > The pilot's attempted aborted landing late in the landing sequence because she saw another airplane on the runway facing her with its propeller turning, which resulted in a hard landing, a subsequent loss of directional control, and ground loop.
- [NTSB OPS16IA009](https://openairdocs.org/ntsb/OPS16IA009.md): Cessna 172S · Honolulu, HI · Incident · Class 3 · Incident · Final report · Feb 26, 2016 · N269ME · 2 aircraft · No damage
  > The air traffic controller's decision to clear an aircraft to land on a runway occupied by another aircraft that had previously been instructed to line up and wait. Contributing to the runway incursion was the failure of the air traffic controller to visually…
- [NTSB WPR14FA068](https://openairdocs.org/ntsb/WPR14FA068.md): Cessna 208B · Kalaupapa, HI · Accident · 1 fatal · Field investigation · Final report · Dec 12, 2013 · N687MA · Destroyed
  > The loss of engine power due to the fracture of multiple blades on the compressor turbine wheel, which resulted in a ditching. The reason for the blade failures could not be determined due to secondary thermal damage to the blades.
- [NTSB WPR14FA024](https://openairdocs.org/ntsb/WPR14FA024.md): Cessna 208 · Wailea, HI · Accident · No injuries · Field investigation · Final report · Oct 22, 2013 · N861MA · Substantial damage
  > Improper maintenance that resulted in contamination of the engine's compressor turbine disc and blade assembly by glass bead remnants, which resulted in a blade failure.
- [NTSB WPR10LA022](https://openairdocs.org/ntsb/WPR10LA022.md): Cessna 208B · Molokai, HI · Accident · No injuries · Limited investigation · Final report · Oct 15, 2009 · N861MA · Substantial damage
  > The failure of the ramp agent to use a tail stand.
- [NTSB LAX95LA137](https://openairdocs.org/ntsb/LAX95LA137.md): de Havilland DHC-6-200 · Honolulu, HI · Accident · No injuries · Limited investigation · Final report · Mar 16, 1995 · N37ST · Destroyed
  > Intentional ditching due to the flightcrew's failure to properly manage the fuel system, and operation of the airplane in an excessively overweight condition.
- [NTSB LAX90LA110](https://openairdocs.org/ntsb/LAX90LA110.md): Cessna 208B · Lanai, HI · Accident · No injuries · Limited investigation · Final report · Mar 6, 1990 · N851FE · Substantial damage
  > The pilot's misjudgement of the glide path angle while executing a forced landing at the Lanai airport. Contributing to the accident was the failure of the pilot to properly secure the oil filter cap prior to departure.

## 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" = 'HI' 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 ('52032', '52034'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52032&state=HI

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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.