# NTSB investigations, OK: Powerplant sys/comp malf/fail

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 CEN24LA063](https://openairdocs.org/ntsb/CEN24LA063.md): Cessna T210 · Sapulpa, OK · Accident · No injuries · Class 3 · Limited · Final report · Dec 13, 2023 · N6789R · Substantial damage
  > The total loss of engine power due to the failure of the left magneto and subsequent damage to a lead for the right magneto.
- [NTSB CEN23LA370](https://openairdocs.org/ntsb/CEN23LA370.md): Piper PA31 · Durant, OK · Accident · No injuries · Class 3 · Limited · Final report · Aug 21, 2023 · N3589X · Substantial damage
  > The loosening of a connecting rod cap nut for reasons that could not be determined, which resulted in a mechanical failure of the engine and an in-flight fire.
- [NTSB CEN23LA327](https://openairdocs.org/ntsb/CEN23LA327.md): Vans RV10 · Chouteau, OK · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 21, 2023 · N730WL · Substantial damage
  > The total loss of engine power as a result of a failed positive crankcase ventilation (PCV) valve and a subsequent impact with terrain.
- [NTSB CEN23FA079](https://openairdocs.org/ntsb/CEN23FA079.md): Piper PA-32-301T · Kingfisher, OK · Accident · 2 fatal · Class 3 · Field · Final report · Jan 16, 2023 · N8266D · Destroyed
  > An oil leak of undetermined origin that resulted in an in-flight engine compartment fire and subsequent loss of airplane control.
- [NTSB CEN22LA438](https://openairdocs.org/ntsb/CEN22LA438.md): Shirey David A Fisher Celebrity · Haskell, OK · Accident · No injuries · Class 4 · Limited · Final report · Sep 30, 2022 · N812TD · Destroyed
  > The inflight fire for reasons that could not be determined.
- [NTSB ERA19LA006](https://openairdocs.org/ntsb/ERA19LA006.md): Cessna 205 · Wagoner, OK · Accident · Minor injuries · Class 3 · Limited · Final report · Oct 4, 2018 · N8495Z · Substantial damage
  > Maintenance personnel’s improper maintenance of the magnetos, which resulted in a loss of engine power.
- [NTSB CEN16FA307](https://openairdocs.org/ntsb/CEN16FA307.md): Wilson BUGATTI-DEMONGE 100P · Burns Flat, OK · Accident · 1 fatal · Field investigation · Final report · Aug 6, 2016 · N110PX · Destroyed
  > The pilot's failure to maintain airspeed following an engine anomaly during the initial climb after takeoff, which resulted in the airplane exceeding its critical angle of attack and experiencing an aerodynamic stall. Contributing to the accident was an…
- [NTSB DEN08LA163](https://openairdocs.org/ntsb/DEN08LA163.md): Beech C23 · Duncan, OK · Accident · Minor injuries · Limited investigation · Final report · Sep 28, 2008 · N6714E · Substantial damage
  > A total loss of engine power due to the fatigue failure of the engine crankshaft. Contributing to the accident were the improper maintenance to the engine crankshaft, improper reassembly of the engine, and failure to follow the engine manufacturer's overhaul…

## 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" = 'OK' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '340' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/340/sequence?state=OK

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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.