Cessna 421B
NTSB investigations · 162
Matched to the registry by N-number and event date, newest first.
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
WHERE a.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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.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 LAX00LA004Accident · No injuriesLimited investigationFinal reportCessna 421B · Montague, CAThe collapse of the left main landing gear during the landing rollout for undetermined reasons, which resulted in the pilot's loss of directional control.NTSB LAX99LA240Accident · Minor injuriesLimited investigationFinal reportCessna 421B · Polacca, AZThe pilot's inadequate preflight inspection, which failed to determine the fuel supply in each fuel tank, and his mismanagement of the fuel supply, which resulted in fuel starvation.NTSB CHI99FA163Accident · 4 fatalField investigationFinal reportCessna 421B · Jefferson City, MOthe pilot failed to maintain control of the airplane. A factor was the partial loss of power due to the exhaust valve fatigue failure.NTSB SEA99FA041Accident · 2 fatalField investigationFinal reportCessna 421B · North Bend, ORA delayed aborted takeoff for an undetermined reason.NTSB IAD99LA027Accident · No injuriesLimited investigationFinal reportCessna 421B · Youngstown, OHThe pilot's failure to maintain aircraft control. A factor was the icy runway.NTSB CHI98LA302Accident · Serious injuriesLimited investigationFinal reportCessna 421B · Columbus, INthe pilot-in-commands failure to maintain airspeed and the subsequent stall/mush. Factors associated with the accident were the open baggage door and the inadequate aircraft preflight.NTSB MIA98WA157Accident · Serious injuriesForeign investigationCessna 421B · Nassau, BahamasNTSB LAX98LA121Accident · No injuriesLimited investigationFinal reportCessna 421B · Show Low, AZThe pilot's failure to attain the proper alignment on the runway due to the obscuration by snow of the runway and on the airplane's windows.NTSB SEA97LA030Accident · No injuriesLimited investigationFinal reportCessna 421B · Olympia, WAinoperative deicing equipment, due to multiple wing boot holes and malfunctioning control/shuttle valves; subsequent build-up of airframe (wing) ice; and failure of the pilot to maintain adequate airspeed during the flare for landing. Factors relating to the…NTSB FTW96LA366Accident · Serious injuriesLimited investigationFinal reportCessna 421B · Conchas, NMThe pilot's inadvertent flight into hail which shattered the pilot's windshield and resulted in his incapacitation due to hypoxia.NTSB LAX96WA132Accident · 1 fatalForeign investigationCessna 421B · Vigan, PhilippinesNTSB ATL96LA011Accident · No injuriesLimited investigationFinal reportCessna 421 · Peachtree City, GADeer on the runway during a night landing that resulted in the collision.NTSB CHI96LA028Accident · No injuriesLimited investigationFinal reportCessna 421 · Romeo, MIthe failure of the pilot to maintain sufficient airspeed during landing, causing the inadvertent stall. A factor was the icing conditions.NTSB CHI95FA328Accident · 1 fatalField investigationFinal reportCessna 421B · Coldwater, MIfailure of the pilot to maintain adequate airspeed, while maneuvering (turning) at low altitude, which resulted in an inadvertent stall and collision with the terrain. Factors relating to the accident were: the adverse weather conditions, and the lack of…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 ATL94IA055Incident · No injuriesIncident investigationFinal reportCessna 421B · Lagrange, GAThe pilot's intentional swerve off the taxiway to avoid a ground collision. A factor in the incident was an undetermined malfunction of the airplane's normal brake system.NTSB CHI94MA032Accident · 5 fatalMajor investigationFinal reportCessna 421B · Greensburg, INan inadvertent stall by the pilot in command. Factors associated with the accident are the icing conditions and low ceilings.NTSB FTW93LA254Accident · Serious injuriesLimited investigationFinal reportCessna 421B · Oak Grove, LADirectional control not maintained by the pilot for undetermined reasons. Factors were a fence and trees.NTSB ATL93LA108Accident · No injuriesLimited investigationFinal reportCessna 421B · Attalla, ALThe failure of the left engine turbocharger due to rotor shaft seizure, which resulted in a loss of engine power.NTSB CHI93FA149Accident · 2 fatalField investigationFinal reportCessna 421B · Valley Park, MOImproper planning/decision by the pilot, which resulted in fuel exhaustion, due to an inadequate supply of fuel, and the pilot's failure to maintain control of the airplane during approach to an emergency landing. A related factor was: failure of the pilot to…NTSB ATL93LA081Accident · No injuriesLimited investigationFinal reportCessna 421B · Fort Payne, ALThe pilot's failure to compensate for winds during the initial takeoff that resulted in the airplane colliding with the runway, exceeding the design limits of the aircraft and upon landing at the destination airport, the collapse of the main landing gear.NTSB LAX92LA279Accident · Serious injuriesLimited investigationFinal reportCessna 421B · Shelter Cove, CAThe pilot's inadequate preflight inspection of the aircraft and his failure to ensure that the control surface locks were removed prior to flight.NTSB LAX92FA260Accident · 3 fatalField investigationFinal reportCessna 421B · Monterey, CAThe owner/pilot's poor judgement in attempting an operation beyond his experience and ability, which resulted in his failure to attain an adequate climb profile necessary for terrain clearance. Also, the owner/pilot lacked instrument experience, and was…NTSB NYC92LA124Accident · No injuriesLimited investigationFinal reportCessna 421B · Columbus, OHThe electrical fire which started in a component that was part of a door seal modification. Also causal to the accident was the installation of this unapproved airplane modification.NTSB DEN92FA024Accident · 3 fatalField investigationFinal reportCessna 421B · Steamboat Spgs, COAirframe ice and the pilot's failure to remove it. Factors were: aircraft weight exceeded and lack of pilot certification.NTSB LAX92LA055Accident · No injuriesLimited investigationFinal reportCessna 421B · San Andreas, CAThe pilot's inadequate preflight inspection and his failure to follow the airplane's checklist. A contributing factor was the dark night condition.NTSB DEN91LA136Accident · No injuriesLimited investigationFinal reportCessna 421B · Pagosa Springs, COInadequate preflight of the aircraft by the pilot in command. A factor was: failure of the pilot in command to properly latch the cargo door.NTSB DEN91LA101Accident · No injuriesLimited investigationFinal reportCessna 421B · Colorado Spring, COA fractured fuel line and an improperly performed annual inspection.NTSB LAX91LA129Accident · Serious injuriesLimited investigationFinal reportCessna 421B · Tucson, AZThe fatigue failure of the right engine turbo exhaust clamp, and, the failure of the flying pilot to complete the single engine emergency procedures in a timely manner. A factor in the accident was the failure of the pilot in command to adequately supervise…NTSB FTW91FA027Accident · 6 fatalField investigationFinal reportCessna 421B · Muskogee, OKThe 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 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 BFO91LA013Accident · No injuriesLimited investigationFinal reportCessna 421B · Morganfield, KYLost of power of both engines due to the pilot's mismanagement of the fuel system.NTSB ATL90FA179Accident · 3 fatalField investigationFinal reportCessna 421B · Jefferson, GAFailure of the pilot to perform the correct emergency procedures, when confronted with a loss of engine power, and his failure to maintain minimum control speed (VMC), which resulted in a loss of aircraft control.NTSB MIA90LA192Accident · No injuriesLimited investigationFinal reportCessna 402B · St. ThomasSeparation of the left main landing gear torque tube bracket assembly due to sheared rivets from a previous hard side load landing which was not reported.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 LAX90LA288Accident · No injuriesLimited investigationFinal reportCessna 421 · Concord, CAThe pilot's failure to follow the electrical system failure checklist. Contributing to this accident was the total electrical failure for undetermined reasons and the landing gear being unlocked.NTSB FTW90LA154Accident · No injuriesLimited investigationFinal reportCessna 421B · El Paso, TXThe pilot's improper single engine emergency procedures.NTSB BFO90LA014Accident · Minor injuriesLimited investigationFinal reportCessna 421B · Chesapeake, VAThe pilot misjudged distance and altitude to the runway, while on final approach to land. The light condition at dusk was a related factor.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 MIA89WA123Accident · 1 fatalForeign investigationCessna 421B · Great Harbor, BahamasNTSB FTW89LA062Accident · No injuriesLimited investigationFinal reportCessna 421B · San Antonio, TXThe failure of the pilot to follow the proper procedures/directives by not following the glideslope which resulted in not being able to attain the proper touchdown point.NTSB DEN89FA034Accident · 2 fatalField investigationFinal reportCessna 421 · Tooele, UTNTSB DEN88LA208Accident · No injuriesLimited investigationFinal reportCessna 421B · Winner, SDThe private plt and 4 pax were attempting takeoff on rwy 13, a 3,900 x 30 ft asphalt rwy. The plt said the acft accelerated to 100 knots but he could not raise the nose for lift off. The plt said he aborted the takeoff and intentionally ground looped to the…NTSB ATL88FA191Accident · 1 fatalField investigationFinal reportCessna 421B · Knoxville, TNNTSB 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 FTW86FPA17Accident · Serious injuriesFinal reportCessna 421 · Alvord, TXThe acft collided with tree tops and sheared the landing gear during a forced landing off arpt. The left eng had been feathered due to loss of oil from a ruptured oil hose between the oil pump & filter. The rt eng was not developing full power because of an…NTSB DEN86FA033Accident · Serious injuriesField investigationFinal reportCessna 421B · Franktown, COThe acft departed nashville, TN, for a flt to aspen, CO. The plts made one refueling stop at chanute, KS. The plts were unable to land at aspen or a nearby alternate arpt (eagle, CO) and elected to return back to the denver area. The plts indicated to an…NTSB MKC85LA215Accident · No injuriesLimited investigationFinal reportCessna 421B · Olathe, KSDuring the takeoff roll on an IFR flt, the right eng lost pwr and the plt aborted the takeoff. The acft ran off the end of the rwy, across two ditches, one road, through a fence and struck a post in a fld. During post accident tests, the right eng would run…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 FTW85LQG01Accident · No injuriesFinal reportCessna 421B · Amarillo, TXThe acft ground looped following a collapse of the left main gear after a landing roll of aprx 600 to 700 ft. post accident inspection of the gear revealed a bolt had backed out of the gear down lock arm where it locks overcenter.
Back to Cessna 421B