# NTSB investigations: Cessna 421B: Loss of control - in flight

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 DFW07CA038](https://openairdocs.org/ntsb/DFW07CA038.md): Cessna 421 · Brackettville, TX · Accident · No injuries · Data collection · Final report · Dec 16, 2006 · N642CB · Destroyed
  > The pilot's failure to maintain proper runway alignment on final approach and his delayed decision to execute a go-around. Factors were the dark night conditions and the inoperative runway edge lights.
- [NTSB CHI06FA076](https://openairdocs.org/ntsb/CHI06FA076.md): Cessna 421B · Wheeling, IL · Accident · 4 fatal · Field investigation · Final report · Jan 31, 2006 · N920MC · Destroyed
  > The pilot's failure to maintain airspeed during the landing approach which led to an inadvertent stall and subsequent uncontrolled descent and impact with the ground.
- [NTSB DEN00FA037](https://openairdocs.org/ntsb/DEN00FA037.md): Cessna 421B · Telluride, CO · Accident · 1 fatal · Field investigation · Final report · Jan 2, 2000 · N421CF · Destroyed
  > The non-instrument rated pilot's intentional flight into IMC, and his subsequent spatial disorientation that resulted in an inadvertent stall. A factor was the snow showers weather condition.
- [NTSB CHI94MA032](https://openairdocs.org/ntsb/CHI94MA032.md): Cessna 421B · Greensburg, IN · Accident · 5 fatal · Major investigation · Final report · Nov 6, 1993 · N41010 · Destroyed
  > an inadvertent stall by the pilot in command. Factors associated with the accident are the icing conditions and low ceilings.
- [NTSB FTW91FA027](https://openairdocs.org/ntsb/FTW91FA027.md): Cessna 421B · Muskogee, OK · Accident · 6 fatal · Field investigation · Final report · Jan 6, 1991 · N421H · Destroyed
  > The pilot's failure to maintain control of the aircraft, due to spatial disorientation. Factors related to the accident were: darkness, adverse weather conditions, and the pilot's physical impairment from the chronic sinus infection.
- [NTSB MIA88FA005](https://openairdocs.org/ntsb/MIA88FA005.md): Cessna 421B · Deland, FL · Accident · 5 fatal · Field investigation · Final report · Oct 7, 1987 · N8043Q · Destroyed
  > The acft was observed to be flying slowly, then roll steeply to the left and dive into an unoccupied house from about 300 ft shortly after takeoff. The plt had considerable flt time but he had not flown this model, except for a 35 min checkout that morning.…
- [NTSB DEN84LA048](https://openairdocs.org/ntsb/DEN84LA048.md): Cessna 421B · Aspen, CO · Accident · Minor injuries · Limited investigation · Final report · Dec 23, 1983 · N768T · Substantial damage
  > The acft collided with the snow to the side and short of the rwy during the approach to land. The plt said the acft was blown off line and his vision was obscured by blowing snow. The acft hit REIL lights and stopped 760 ft short of the approach end of the…

## 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 ('2076014')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 250))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=2076014&occurrence=250

---
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.