# NTSB investigations: Cessna T206H: 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 CEN25LA165](https://openairdocs.org/ntsb/CEN25LA165.md): Cessna T206 · Natchez, MS · Accident · No injuries · Class 3 · Limited · Final report · Mar 27, 2025 · N27DV · Substantial damage
  > Maintenance personnel’s improper maintenance, which resulted in a loss of engine power due to fuel starvation as the result of a loose fuel line B-nut. Contributing to the accident was an inadequate 100-hour inspection performed after the recent maintenance.
- [NTSB CEN22LA253](https://openairdocs.org/ntsb/CEN22LA253.md): Cessna T206H · Austin, TX · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 16, 2022 · N52854 · Substantial damage
  > A total loss of engine power due to an engine fire that resulted from failure of the turbocharger exhaust clamp, which allowed hot exhaust gases to damage other vital engine components.
- [NTSB ERA15FA312](https://openairdocs.org/ntsb/ERA15FA312.md): Cessna T206H · West Caldwell, NJ · Accident · 1 fatal · Field investigation · Final report · Aug 15, 2015 · N63TV · Destroyed
  > A loss of engine power due to a malfunction of the turbocharging system likely due to contaminated oil. Also causal were the pilot's decision to continue the takeoff although the airplane was not performing normally and his failure to maintain adequate…
- [NTSB CEN15LA233](https://openairdocs.org/ntsb/CEN15LA233.md): Cessna T206H · Piggott, AR · Accident · Minor injuries · Limited investigation · Final report · May 15, 2015 · N164CS · Substantial damage
  > The loss of engine power due to a malfunctioning magneto. Contributing to the accident was maintenance personnel's improper use of a drill bit instead of a timing pin during magneto installation, which resulted in a section of the drill bit breaking off 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2073303')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND 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?model=2073303

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