Fatal NTSB investigations: Continental GTSIO-520-C
69 cases on aircraft whose registry engine model is Continental GTSIO-520-C. 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
| 1971 | 1 |
|---|---|
| 1972 | 2 |
| 1973 | 1 |
| 1975 | 1 |
| 1977 | 1 |
| 1978 | 2 |
| 1979 | 1 |
| 1980 | 2 |
| 1981 | 5 |
| 1982 | 3 |
| 1983 | 1 |
| 1986 | 1 |
| 1987 | 4 |
| 1988 | 3 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 1 |
| 1993 | 1 |
| 1995 | 2 |
| 1996 | 1 |
| 1998 | 2 |
| 1999 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 2 |
| 2003 | 4 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 3 |
| 2008 | 1 |
| 2009 | 2 |
| 2010 | 2 |
| 2012 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2021 | 1 |
| 2024 | 2 |
| 2026 | 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.\"highestInjuryLevel\" = 'Fatal'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17035'))
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."highestInjuryLevel" = 'Fatal'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17035'))
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 ERA26FA179Accident · 1 fatalClass 3 · FieldPreliminary reportCessna 401B · Land O' Lakes, FLOn April 19, 2026, about 0834 eastern daylight time, a Cessna 401B, N122AT, was destroyed when it was involved in an accident near Land O’ Lakes, Florida. The commercial pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal…NTSB ANC24FA094Accident · 4 fatalClass 3 · FieldPreliminary reportCessna 207 · Saint Mary's, AKOn September 15, 2024, about 2204 Alaska daylight time, a Cessna 207 airplane, N90193, was destroyed when it was involved in an accident near St. Mary’s, Alaska. The pilot and three passengers were fatally injured. The flight was operated as a Title 14 Code…NTSB CEN24FA212Accident · 1 fatalClass 3 · FieldFinal reportBeech V35A · Arvada, COA total loss of engine power due to oil starvation as a result of loose turbocharger oil line fittings.NTSB CEN22FA042Accident · 3 fatalClass 3 · FieldFinal reportCessna T310R · Chadron, NEThe incapacitating effects of a myocardial infarction (heart attack), which resulted in the pilot's loss of airplane control and impact with terrain.NTSB ERA19FA283Accident · 3 fatalClass 3 · FieldFinal reportCessna 421 · Deland, FLThe pilot’s failure to maintain control of the airplane, which resulted in a collision with terrain. Contributing was the pilot’s lack of training and experience in the accident airplane make and model.NTSB CEN19FA323Accident · 1 fatalClass 3 · FieldFinal reportBeech V35 · London, OHThe pilot’s exceedance of the airplane’s critical angle of attack while maneuvering toward the final leg of the traffic pattern and facing the rising sun, which resulted in a subsequent aerodynamic stall at too low an altitude to recover.NTSB CEN19FA100Accident · 1 fatalClass 2 · FieldFinal reportCessna 421 · Plain City, OHA loss of airspeed indication due to icing of the airplane's pitot probe, and the pilot's loss of control while maneuvering.NTSB ERA18WA159Accident · 3 fatalForeign investigationCessna 421B · Rock Sound, BahamasNTSB ERA17FA118Accident · 1 fatalField investigationFinal reportCessna 421 · Canton, GAThe pilot's failure to maintain control of the airplane during a night visual landing approach. Contributing to the accident was the pilot's impairment due to his use of a combination of medications.NTSB WPR13FA037Accident · 2 fatalField investigationFinal reportCessna 421C · Shaver Lake, CAThe pilot's failure to regain airplane control following a sudden rapid descent during cruise, which resulted in an in-flight breakup. Contributing to the accident was the pilot's decision to make the flight with a failed vacuum pump, particularly at high…NTSB CEN13FA039Accident · 1 fatalField investigationFinal reportCessna 320E · San Marcos, TXThe non-instrument-rated pilot’s decision to takeoff in night instrument meteorological conditions, which resulted in spatial disorientation and a loss of control.NTSB CEN10FA382Accident · 3 fatalField investigationFinal reportCessna 421 · Tulsa, OKThe pilot’s inadequate preflight fuel planning and management in-flight, which resulted in total loss of engine power due to fuel exhaustion. Contributing to the accident was the pilot’s use of performance-impairing medications.NTSB CEN10MA367Accident · 5 fatalMajor investigationFinal reportCessna 421B · Alpine, TXThe degraded performance of the airplane due to the pilot not properly setting the flaps and retracting the landing gear after takeoff. Contributing to the accident was the pilot’s fatigue.NTSB WPR09FA258Accident · 4 fatalField investigationFinal reportCessna 320D · Fallon, NVThe pilot’s inadequate airspeed, which resulted in an aerodynamic stall.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 DFW08RA232Accident · 4 fatalClass 5 · ForeignCessna 421B · Ojinaga, MexicoOn September 15, 2008, approximately 1318 central daylight time, a United States registered Cessna 421B, N7560Q, was substantially damaged after it collided with mountainous terrain approximately 28 miles northwest of Ojinaga, Mexico, near the border town of…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 LAX07FA035Accident · 3 fatalField investigationFinal reportCessna 421B · Big Bear Lake, CAFailure of the turbine wheel shaft in the left turbocharger during the takeoff initial climb for undetermined reasons, and the pilot's failure to attain and maintain safe single engine airspeed that led to a loss of control.NTSB NYC06FA209Accident · 7 fatalField investigationFinal reportCessna 401A · Whick, KYThe non-instrument-rated pilot's continued flight into instrument meteorological conditions, and his subsequent failure to maintain airspeed which resulted in an inadvertent stall. Contributing was the instrument meteorological conditions.NTSB NYC06FA015Accident · 1 fatalField investigationFinal reportCessna 411 · East Hampton, NYThe pilot's failure to maintain airspeed, while maneuvering with the left engine inoperative. Contributing to the accident were the failure of the left engine, and the pilot's lack of multiengine certification.NTSB DEN05FA074Accident · 4 fatalField investigationFinal reportCessna T210G · Ouray, COthe pilot's inadvertent flight into adverse weather conditions, loss of control, and resulting exceedence of the design stress limits of the aircraft. which led to an in-flight structural failure. Factors in the accident included the pilot's inadequate…NTSB DEN05FA038Accident · 3 fatalField investigationFinal reportCessna 421 · Englewood, COloss of engine power due to fuel starvation, and the instructor's failure to maintain aircraft control. Contributing factors were a partially blocked fuel line resulting in restricted fuel flow, the instructor's failure to perform critical emergency…NTSB LAX05FA041Accident · 2 fatalField investigationFinal reportCessna 411 · Corona, CAA loss of engine(s) power for undetermined reasons. Also causal was the pilot's failure to maintain the airplane's minimum controllable airspeed (Vmc) during the initial climb following a loss of power in one engine, which resulted in a loss of aircraft…NTSB LAX04FA031Accident · 5 fatalField investigationFinal reportCessna 421B · Kelso, CAThe pilot's continued VFR flight into instrument conditions between cloud layers and with reduced visibility due to smoke that resulted in an in-flight loss of control from spatial disorientation, and the structural overload of the airframe during the…NTSB LAX03FA147Accident · 1 fatalField investigationFinal reportCessna 411 · Corona, CAThe failure of the pilot to properly configure the airplane for a one engine inoperative condition (including his failure to feather the propeller of the affected engine, retract the landing gear, and maintain minimum single engine speed). Factors related to…NTSB ATL03FA062Accident · 1 fatalField investigationFinal reportCessna 320D · Perry, GAThe pilot continued visual flight into instrument meteorological conditions, and his failure to maintain altitude/terrain clearance.NTSB IAD03FA032Accident · 3 fatalField investigationFinal reportCessna 421 · Ferguson, KYThe pilot's failure to follow the instrument approach procedure, which resulted in an early descent into trees and terrain. Factors included the low ceiling and the night lighting conditions.NTSB NYC03FA001Accident · 1 fatalField investigationFinal reportBeagle B.206 Basset · West Carrollton, OHThe pilots inadequate preflight inspection, his operation of the airplane with an overdue annual inspection, and his failure to maintain airspeed after the failure of an engine which resulted in an inadvertent stall/spin. A factor related to the accident was…NTSB MIA02FA170Accident · 1 fatalField investigationFinal reportBeagle B-206 Series 2 · McAlpin, FLthe pilot's failure to maintain an adequate airspeed to sustain controlled flight, which resulted in an inadvertent stall during a turn from base to final. A contributing factor was the pilot's use of judgment and performance impairing drugs.NTSB ATL01FA109Accident · 1 fatalField investigationFinal reportCessna T-210F · Hendersonville, NCThe pilot's failure to follow the air traffic controllers verbal instructions pertaining to heading and minimum safe vectoring altitude while being vectored for an ILS approach to his destination airport. This resulted in an in-flight collision with trees and…NTSB FTW01FA033Accident · 2 fatalField investigationFinal reportCessna 421B · Norman, OKthe pilot's failure to follow the instrument approach procedure and his continued descent below the prescribed minimum descent altitude (MDA). Contributory factors were the pilot's physical impairment from drugs, the low ceiling, fog, and dark night light…NTSB SEA99FA041Accident · 2 fatalField investigationFinal reportCessna 421B · North Bend, ORA delayed aborted takeoff for an undetermined reason.NTSB FTW98FA216Accident · 3 fatalField investigationFinal reportBeagle B-206 · Vernon, TXThe pilot's failure to maintain the airplane's minimum controllable airspeed following a loss of left engine power after takeoff, which resulted in a loss of control. Contributing factors were the fractured exhaust valve guide on the left engine's # 2…NTSB ANC98FA019Accident · 1 fatalField investigationFinal reportCessna 207 · Homer, AKA fatigue failure, and partial separation of the number 6 engine cylinder head assembly, the operator's inadequate progressive inspection performed by company maintenance personnel, and the pilot's inadvertent stall during a maneuvering turn toward an…NTSB LAX96WA132Accident · 1 fatalForeign investigationCessna 421B · Vigan, PhilippinesNTSB ATL96FA017Accident · 2 fatalField investigationFinal reportCessna 402A · Avon Park, FLThe failure of the pilot to maintain the proper climb rate and direction of flight following takeoff, resulting in a collision with obstacles. The reason for the loss of control and subsequent unusual attitude ground impact was not determined.NTSB LAX95FA297Accident · 2 fatalField investigationFinal reportBeech D55 · Kingsburg, CAthe failure of the pilot to maintain sufficient airspeed during a simulated engine failure to avoid an inadvertent stall/spin, and inadequate supervision by the designated pilot examiner. A factor in the accident was the decision of the examiner to use an…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 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 LAX90FA311Accident · 1 fatalField investigationFinal reportCessna 411 · Fallon, NVFailure of the pilot to perform emergency procedures for loss of engine power (including his failure to feather the propeller of the affected engine). Factors related to the accident were: inadequate maintenance, contamination in the fuel system, and overheat…NTSB FTW89FA074Accident · 1 fatalField investigationFinal reportCessna 421 · Brownsville, TXThe pilot's improper emergency procedure after lossing power in the right engine, and his failure to maintain minimum control speed (VMC), which resulted in a loss of aircraft control. Factors related to the accident were: fuel starvation of the right engine,…NTSB DEN89FA034Accident · 2 fatalField investigationFinal reportCessna 421 · Tooele, UTNTSB MIA88RA139Accident · 5 fatalForeign investigationCessna 421A · Freeport, BahamasNTSB MIA88FA094Accident · 1 fatalField investigationFinal reportCessna 411 · Venice, FLWitnesses stated that the acft was climbing & just after takeoff, the left wing dropped, the acft then leveled off, climbed aprx 75 more feet. The acft then abruptly turned hard left & went straight in, striking a wall surrounding a swimming pool, burst into…NTSB ATL88FA059Accident · 2 fatalField investigationFinal reportCessna 421A · Hilton Head Isl, SCAcft depted coastal arpt at night with 400 ft partial obscuration in patchy fog. Ground witnesses who heard acft depicted a circling flt path to the right after takeoff. Eng, prop & turbo teardowns demonstrated both engs were operating at high power & no…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 MIA87FA239Accident · 1 fatalField investigationFinal reportCessna 421 · Coral Springs, FLThe acft had been abandoned in the Bahamas for aprx 7 months. A plt, with no known flt time in a Cessna 421, flew it to ft lauderdale. Except to avoid clds, he made the flt at a low alt & airspeed. When asked why, he said he was trying to save the engs. The…NTSB MIA87FA069Accident · 1 fatalField investigationFinal reportCessna T210F · Tallahassee, FLPlt/owner was informed by mechanics that the acft fuel tanks had water contamination on two occurrences prior to test flights. The plt reported he ahd had water contamination and believed the fuel caps were leaking. New caps were ordered to be installed at…NTSB MIA87FA035Accident · 1 fatalField investigationFinal reportCessna T210F · West Palm Bch, FLThe eng was reported to be sputtering during the takeoff roll. The plt continued the takeoff and after liftoff declared an emergency. As the acft turned to a downwind position at a low alt with the eng still sputtering it struck a tree and a building at which…NTSB DEN83FA193Accident · 1 fatalField investigationFinal reportCessna 421A · West Jordan, UTInvestigation revealed that the plt aborted two takeoff attempts due to a 'roughness' in one eng. Not able to duplicate the roughness during subsequent ground checks, the plt departed. At an alt of 300 AGL the left eng began to surge and the right eng,…