# NTSB investigations: Continental IO-470 series, 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 ANC23LA075](https://openairdocs.org/ntsb/ANC23LA075.md): Cessna 185 · Healy, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 12, 2023 · N34VV · Substantial damage
  > The pilot’s selection of an unsuitable landing site, resulting in a nose over.
- [NTSB ANC09LA083](https://openairdocs.org/ntsb/ANC09LA083.md): Cessna 185 · McCarthy, AK · Accident · No injuries · Limited investigation · Final report · Aug 16, 2009 · N8209U · Substantial damage
  > The separation of the right main landing gear wheel from the airplane during landing for undetermined reasons, which resulted in an inability to control the airplane.
- [NTSB ANC05CA013](https://openairdocs.org/ntsb/ANC05CA013.md): Cessna 185 · Skwentna, AK · Accident · No injuries · Data collection · Final report · Oct 29, 2004 · N185CQ · Substantial damage
  > The pilot's selection of an unsuitable landing area, which resulted in a nose over during the landing roll. A factor associated with the accident was deep wet snow.
- [NTSB ANC03LA086](https://openairdocs.org/ntsb/ANC03LA086.md): Cessna 185 · Tyonek, AK · Accident · No injuries · Limited investigation · Final report · Jul 29, 2003 · N913SM · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a swerve and nose down.
- [NTSB ANC91LA003](https://openairdocs.org/ntsb/ANC91LA003.md): Beech B55B · Eielson Afb, AK · Accident · No injuries · Limited investigation · Final report · Oct 7, 1990 · N56AF · Substantial damage
  > The dual student's inadvertent, premature selection of the landing gear handle to the up position; thereby causing the landing gear system to retract. Contributing to the accident was the instructor's failure to monitor the dual student's action and take…
- [NTSB ANC80DAG80](https://openairdocs.org/ntsb/ANC80DAG80.md): Cessna 180 · Lake Lucille, AK · Accident · No injuries · Closed · Jul 22, 1980 · N2921A · Substantial damage
- [NTSB ANC76DAH63](https://openairdocs.org/ntsb/ANC76DAH63.md): Cessna 180 · Skwenta, AK · Accident · No injuries · Closed · Sep 3, 1976 · N2921A · Substantial damage
- [NTSB ANC74IA085](https://openairdocs.org/ntsb/ANC74IA085.md): Cessna 310L · Bethel, AK · Incident · No injuries · Closed · Jun 29, 1974 · N2265F · Minor damage
- [NTSB ANC74DAG67](https://openairdocs.org/ntsb/ANC74DAG67.md): Cessna 185 · Anchorage, AK · Accident · Minor injuries · Closed · Oct 13, 1973 · N1531F · Substantial damage

## 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 ('17044'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17044&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.