# NTSB investigations: Continental GTSIO-520 series, CA

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 WPR21FA270](https://openairdocs.org/ntsb/WPR21FA270.md): Cessna 421C · Monterey, CA · Accident · 2 fatal · Class 3 · Field · Final report · Jul 13, 2021 · N678SW · Destroyed
  > The pilot’s failure to maintain airplane control due to spatial disorientation during an instrument departure procedure in instrument meteorological conditions which resulted in a collision with terrain. Contributing to the accident was the pilot’s lack of…
- [NTSB WPR16LA092](https://openairdocs.org/ntsb/WPR16LA092.md): Cessna 421C · Death Valley, CA · Accident · No injuries · Limited investigation · Final report · Apr 13, 2016 · N21SG · Substantial damage
  > A runway overrun for reasons that could not be determined based on the available information.
- [NTSB WPR13LA214](https://openairdocs.org/ntsb/WPR13LA214.md): Cessna 421A · Oakland, CA · Accident · No injuries · Limited investigation · Final report · May 1, 2013 · N216WA · Substantial damage
  > A failure of the left main landing gear pivot bolt in overstress during landing.
- [NTSB LAX96LA296](https://openairdocs.org/ntsb/LAX96LA296.md): Cessna 421C · Avalon, CA · Accident · Serious injuries · Limited investigation · Final report · Aug 4, 1996 · N6209V · Substantial damage
  > the pilot's failure to initiate a go-around when a landing overshoot became apparent. Factors which contributed to the accident were: the pilot's excessive airspeed and misjudged distance during landing, his lack of flying experience in the Cessna, and…

## 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" = 'CA' 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 ('17046', '17039'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17046&state=CA

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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.