# NTSB investigations: Continental TSIO-550-C, 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 WPR25LA212](https://openairdocs.org/ntsb/WPR25LA212.md): Cessna T240 · San Diego, CA · Accident · 1 fatal · Class 4 · Limited · Final report · Jul 13, 2025 · N636CS
  > Impact with the ocean for reasons that could not be determined because the pilot and airplane were not located.
- [NTSB WPR22LA090](https://openairdocs.org/ntsb/WPR22LA090.md): Textron TTX Inc. T240 · Ravendale, CA · Accident · Minor injuries · Class 3 · Limited · Final report · Jan 28, 2022 · N420WT · Substantial damage
  > The inadequate maintenance and inspection of the engine induction system, which resulted in the separation of the right induction tube from the turbocharger compressor outlet and the subsequent loss of engine power during departure.
- [NTSB WPR16IA044](https://openairdocs.org/ntsb/WPR16IA044.md): Cessna LC41-550FG · Seal Beach, CA · Incident · No injuries · Incident investigation · Final report · Dec 8, 2015 · N932AC · Minor damage
  > Improper maintenance performed on the left magneto which led to a loss of engine power. Contributing to the incident was the pilot's failure to check the magnetos in flight in compliance with manufacturers guidance regarding rough running engine. The pilot's…
- [NTSB LAX07IA093](https://openairdocs.org/ntsb/LAX07IA093.md): Columbia LC41-550FG · Banning, CA · Incident · No injuries · Incident investigation · Final report · Feb 14, 2007 · N194LF · No damage
  > Jammed aileron flight control during cruise flight due to the presence of foreign object debris, which resulted from the manufacturer's improper processes.

## 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 ('17246'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17246&state=CA

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