# NTSB investigations: Cessna 421C: Loss of engine power (partial)

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 ERA26LA314](https://openairdocs.org/ntsb/ERA26LA314.md): Cessna 421 · Fulton, KY · Accident · Serious injuries · Class 4 · Limited · Final report · Aug 21, 2026 · N28RH · Substantial damage
  > The misfuelling of the airplane by the refueler. Contributing to the accident was the pilot’s failure to verify that the airplane had been properly fueled prior to departing on the accident flight.
- [NTSB CEN24FA228](https://openairdocs.org/ntsb/CEN24FA228.md): Cessna 421 · Steamboat Springs, CO · Accident · 2 fatal · Class 3 · Field · Final report · Jun 17, 2024 · N245T · Destroyed
  > The pilot’s failure to maintain sufficient airspeed following a loss of engine power, which resulted in an inadvertent aerodynamic stall/spin at low altitude.
- [NTSB CEN14FA462](https://openairdocs.org/ntsb/CEN14FA462.md): Cessna 421C · Las Cruces, NM · Accident · 4 fatal · Field investigation · Final report · Aug 28, 2014 · N51RX · Destroyed
  > The misfueling of the airplane with jet fuel instead of the required aviation fuel, and the resultant detonation and a total loss of engine power during initial climb. Contributing to the accident were the line service technician's inadvertent misfueling of…
- [NTSB CEN13FA509](https://openairdocs.org/ntsb/CEN13FA509.md): Cessna 421C · Paris, IL · Accident · 1 fatal · Field investigation · Final report · Aug 27, 2013 · N229H · Destroyed
  > The pilot's failure to abort the takeoff during the ground roll after detecting the airplane's degraded performance. Contributing to the accident was the pilot's decision to attempt a flight with a known problem with the left engine and the likely partial…
- [NTSB ERA13FA082](https://openairdocs.org/ntsb/ERA13FA082.md): Cessna 421C · Lake Worth, FL · Accident · 1 fatal · Field investigation · Final report · Dec 8, 2012 · N297DB · Substantial damage
  > The pilot's failure to follow established engine-out procedures and to maintain a proper airspeed after the total loss of engine power on one of the airplane’s two engines during the initial climb. Contributing to the accident was the total loss of engine…

## 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 ('2076016', '2076017')
    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" = '342' 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/342/sequence?model=2076016

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