NTSB investigations: Cessna 421B, FL
14 cases on aircraft the registry lists as Cessna 421B. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1973 | 1 |
|---|---|
| 1976 | 1 |
| 1980 | 1 |
| 1985 | 1 |
| 1987 | 1 |
| 1989 | 1 |
| 1990 | 2 |
| 1994 | 1 |
| 2006 | 3 |
| 2009 | 1 |
| 2023 | 1 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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\" = 'FL' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2076014'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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" = 'FL' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2076014'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB ERA24LA041Accident · No injuriesClass 3 · LimitedFinal reportCessna 421 · Lake City, FLA landing gear collapse following an aborted takeoff due to degraded climb performance for reasons that could not be determined.NTSB ERA09FA248Accident · 1 fatalField investigationFinal reportCessna 421B · Oakland Park, FLThe pilot's failure to maintain aircraft control and secure the right engine during an emergency return to the airport after takeoff. Contributing to the accident was an in-flight fire of the right engine for undetermined reasons.NTSB MIA07FA029Accident · 5 fatalField investigationFinal reportCessna 421B · Greenhead, FLThe pilot-in-command's improper planning/decision and continued flight into known adverse weather which resulted in an encounter with a level 5 thunderstorm.NTSB ANC06LA069Accident · Minor injuriesLimited investigationFinal reportCessna 421B · Jacksonville, FLAn undetermined event during takeoff/initial climb, which resulted in an emergency landing after takeoff and substantial damage to the airplane.NTSB MIA06LA105Accident · Serious injuriesLimited investigationFinal reportCessna 421B · Marathon, FLThe pilot's failure to extend the landing gear prior to landing, which resulted in the propellers striking the runway, an aborted landing, and an in-flight collision with terrain.NTSB MIA95LA002Accident · No injuriesLimited investigationFinal reportCessna 421B · Stuart, FLThe improper rigging of the landing gear safety squat switch by other maintenance personnel. Contributing to the accident was the contamination of the gear squat switch with corrosion and water.NTSB MIA91FA023Accident · 3 fatalField investigationFinal reportCessna 421B · Flamingo, FLAn undetermined airframe/component/system failure/malfunction, which resulted in a fuel fed fire in the left wing.NTSB MIA90LA186Accident · No injuriesLimited investigationFinal reportCessna 421B · Pompano Beach, FLThe failure of the pilot to initiate a go-around due to being high on final approach and as a result, failure to attain the correct point of touchdown and his excessive application of brakes which resulted in failure of the right main tire and loss of…NTSB MIA89LA183Accident · No injuriesLimited investigationFinal reportCessna 421B · Fort Lauderdale, FLImproper flare by the pilot. The light condition (dark night) was considered to be a contributing factor.NTSB MIA88FA005Accident · 5 fatalField investigationFinal reportCessna 421B · Deland, FLThe 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 MIA85LA169Accident · No injuriesLimited investigationFinal reportCessna 421B · Lakeland, FLDuring takeoff at Lakeland, FL, the left main wheel assembly separated from the acft & struck the leading edge of the horizontal stabilizer, causing substantial damage. The plt did not know the wheel had come off until he was notified by ATC. He then diverted…NTSB MIA80DKT14Accident · No injuriesClosedCessna 421B · Ocean Reef, FLNTSB MIA76AM098Accident · 1 fatalClosedCessna 421B · De Funiak Spgs, FLNTSB MIA74DLA20Accident · No injuriesClosedCessna 421B · Tallahassee, FL