# NTSB investigations: Continental TSIO-520-M, OR

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 SEA03FA059](https://openairdocs.org/ntsb/SEA03FA059.md): Cessna T207 A · Merlin, OR · Accident · 2 fatal · Field investigation · Final report · Apr 9, 2003 · N9785M · Destroyed
  > The pilot's failure to maintain clearance from mountainous terrain while in cruise flight. Factors include low ceilings and mountainous terrain.
- [NTSB SEA86FA215](https://openairdocs.org/ntsb/SEA86FA215.md): Cessna T207A · Frenchglen, OR · Accident · 6 fatal · Field investigation · Final report · Aug 21, 1986 · N73569 · Destroyed
  > Although low altitude flight within the gorge was not in accordance with the mission profile the pilot entered the canyon and proceeded upslope towards rising terrain. 87% of the pilot's extensive flight experience was in helicopter aircraft and he had…

## 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" = 'OR' 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=OR

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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.