# NTSB investigations: Continental TSIO-520-M, 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 ANC11FA091](https://openairdocs.org/ntsb/ANC11FA091.md): Cessna 208B · Nightmute, AK · Accident · 1 fatal · Field investigation · Final report · Sep 2, 2011 · N207DR · 2 aircraft · Destroyed
  > The failure of the pilot of the other airplane to maintain adequate clearance while performing an unexpected and unannounced abrupt maneuver, resulting in a midair collision between the two airplanes.
- [NTSB ANC96LA035](https://openairdocs.org/ntsb/ANC96LA035.md): Cessna 206 · Willow, AK · Accident · No injuries · Limited investigation · Final report · Mar 17, 1996 · N942SA · Substantial damage
  > the pilot's selection of unsuitable terrain for landing. Snow covered terrain that concealed uneven terrain was a factor in the accident.
- [NTSB ANC95LA025](https://openairdocs.org/ntsb/ANC95LA025.md): Cessna 207 · Akiak, AK · Accident · No injuries · Limited investigation · Final report · Jan 4, 1995 · N73467 · Substantial damage
  > A failure of the pilot to maintain directional control of the airplane. Icy runway conditions and a lack of a local NOTAM to report the runway condition by local maintenance personnel were factors in the accident.
- [NTSB ANC86LA143](https://openairdocs.org/ntsb/ANC86LA143.md): Cessna TU206A · Talkeetna, AK · Accident · No injuries · Limited investigation · Final report · Sep 4, 1986 · N942SA · Substantial damage
  > The pilot forgot to retract the landing gear on the amphibous floats after taking off from a gravel runway. He landed on a lake with the wheels extended and the airplane turned over.
- [NTSB ANC83LA149](https://openairdocs.org/ntsb/ANC83LA149.md): Cessna T-207A · Atmautluak, AK · Accident · Serious injuries · Limited investigation · Final report · Aug 19, 1983 · N73789 · Substantial damage
  > The plt stated that during the takeoff roll, his seat slid backwards & he was unable to reach the controls. Subsequently, the acft veered to the right, departed the rwy & went into a shallow pond. The plt reported that the seat latch malfunctioned & was…

## 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 ('17266'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17266&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.