Fatal NTSB investigations: Continental IO-520 series
665 cases on aircraft whose registry engine model is Continental IO-520 series. 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
| 1964 | 1 |
|---|---|
| 1966 | 3 |
| 1967 | 1 |
| 1968 | 4 |
| 1969 | 4 |
| 1970 | 2 |
| 1972 | 5 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 3 |
| 1976 | 9 |
| 1977 | 6 |
| 1978 | 17 |
| 1979 | 30 |
| 1980 | 15 |
| 1981 | 15 |
| 1982 | 22 |
| 1983 | 21 |
| 1984 | 13 |
| 1985 | 7 |
| 1986 | 13 |
| 1987 | 5 |
| 1988 | 18 |
| 1989 | 9 |
| 1990 | 9 |
| 1991 | 11 |
| 1992 | 9 |
| 1993 | 9 |
| 1994 | 6 |
| 1995 | 12 |
| 1996 | 11 |
| 1997 | 9 |
| 1998 | 12 |
| 1999 | 13 |
| 2000 | 8 |
| 2001 | 19 |
| 2002 | 17 |
| 2003 | 20 |
| 2004 | 21 |
| 2005 | 26 |
| 2006 | 16 |
| 2007 | 18 |
| 2008 | 15 |
| 2009 | 10 |
| 2010 | 14 |
| 2011 | 22 |
| 2012 | 9 |
| 2013 | 6 |
| 2014 | 14 |
| 2015 | 11 |
| 2016 | 8 |
| 2017 | 6 |
| 2018 | 10 |
| 2019 | 16 |
| 2020 | 13 |
| 2021 | 10 |
| 2022 | 6 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 6 |
| 2026 | 7 |
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 ('17032'))
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 ('17032'))
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 ANC26FA105Accident · 2 fatalClass 3 · FieldInvestigation openCessna A185F · Stony River, AKNTSB WPR26FA223Accident · 2 fatalClass 3 · FieldPreliminary reportComp Air CA6-WB · Nicholasville, KYOn June 20, 2026, about 0846 eastern daylight time, an experimental amateur-built Comp Air CA6-WB, N82BT, was destroyed when it was involved in an accident near Nicholasville, Kentucky. The pilot and passenger were fatally injured. The airplane was operated…NTSB ERA26FA205Accident · 1 fatalClass 3 · FieldPreliminary reportCessna A185F · Avon, MEOn May 12, 2026, about 1058 eastern daylight time, a Cessna A185F airplane, N61368, was substantially damaged when it was involved in an accident near Avon, Maine. The pilot was fatally injured. The airplane was owned by the state of Maine and operated as a…NTSB CEN26FA172Accident · 2 fatalClass 3 · FieldPreliminary reportBeechcraft F33A · Minneapolis, MNOn April 25, 2026, about 1151 central daylight time, a Beechcraft F33A airplane, N8032X was destroyed when it was involved in an accident near Minneapolis, Minnesota. The pilot and passenger were fatally injured. The airplane was operated under Title 14 Code…NTSB ERA26FA165Accident · 2 fatalClass 3 · FieldPreliminary reportBeech 58 · New Market, TNOn April 13, 2026, about 1308 eastern daylight time, a Beechcraft 58 multi-engine airplane, N2063G, was destroyed when it was involved in an accident near New Market, Tennessee. The flight instructor and the commercial pilot were fatally injured. The airplane…NTSB WPR26FA130Accident · 1 fatalClass 3 · FieldPreliminary reportBeech A36 · Olympic Valley, CAOn March 22, 2026, at 1716 Pacific daylight time, a Beech A36, N2882W, was substantially damaged when it was involved in an accident near Olympic Valley, California. The pilot was fatally injured. The airplane was operated as a Title14 Code of Federal…NTSB ERA26LA140Accident · 2 fatalClass 3 · LimitedPreliminary reportBeech A36 · Gulf Shores, ALOn March 7, 2026, about 1900 central standard time, a Beechcraft A36, N66519 was destroyed when it was involved in an accident near Gulf Shores, Alabama. The pilot and one passenger were fatally injured. The airplane was operated as a Title 14 Code of Federal…NTSB WPR25FA279Accident · 1 fatalClass 3 · FieldPreliminary reportBellanca 17-30A · Moriarty, NMOn September 16, 2025, about 1132 mountain daylight time, a Bellanca 17-30A, N432DM, was substantially damaged when it was involved in an accident near Moriarty, New Mexico. The pilot receiving instruction was fatally injured and the flight instructor…NTSB ERA25FA309Accident · 1 fatalClass 3 · FieldPreliminary reportCessna A185F · Bangor, MEOn August 22, 2025, at 1321 eastern daylight time, a Cessna A185F, N714HE, was substantially damaged when it was involved in an accident near Bangor, Maine. The pilot was fatally injured. The flight was being conducted as a 14 Code of Federal Regulations Part…NTSB ERA25FA228Accident · 2 fatalClass 3 · FieldPreliminary reportBeech 58 · Tabor City, NCOn June 14, 2025, at 1245 eastern daylight time, a Beech 58 airplane, N82UC, was destroyed when it was involved in an accident near Tabor City, North Carolina. The private pilot and passenger were fatally injured. The airplane was operated as a Title 14 Code…NTSB WPR25FA169Accident · 6 fatalClass 3 · FieldPreliminary reportCessna 414 · San Diego, CAOn June 08, 2025, at 1230 Pacific daylight time, a Cessna 414A, N414BA, was substantially damaged when it was involved in an accident in San Diego, California. The pilot and five passengers were fatally injured. The airplane was operated as a Title 14 Code of…NTSB ERA25FA173Accident · 3 fatalClass 3 · FieldPreliminary reportCessna 310R · Boca Raton, FLOn April 11, 2025, at 1023 eastern daylight time, a Cessna 310R, N8930N, was destroyed when it was involved in an accident near Boca Raton, Florida. The two pilots and the passenger were fatally injured, and one person on the ground sustained minor injuries.…NTSB CEN25FA144Accident · 2 fatalClass 3 · FieldPreliminary reportCessna 210L · Raceland, LAOn April 2, 2025, at 2030 central daylight time, a Cessna 210L airplane, N1574P, was destroyed when it was involved in an accident near Raceland, Louisiana. The pilot and flight instructor were fatally injured. The airplane was operated as a Title 14 Code of…NTSB CEN25FA033Accident · 1 fatalClass 3 · FieldPreliminary reportBeech 58 · Arlberg, AROn October 29, 2024, about 1426 central daylight time, a Beech 58 airplane, N811PB, was destroyed when it was involved in an accident near Arlberg, Arkansas. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal Regulations…NTSB ANC24FA102Accident · 1 fatalClass 3 · FieldFinal reportCessna 206 · Chalkyitsik, AKA loss of engine power due to water-contaminated fuel as a result of the pilot’s inadequate preflight inspection. Contributing to the accident was the operator’s failure to ensure replacement filters were available for use during refueling operations.NTSB WPR24FA285Accident · 1 fatalClass 3 · FieldFinal reportCessna A185F · Kent, WAThe pilot’s failure to properly configure the amphibious landing gear for a water landing, which resulted in a touchdown on the water with the wheels extended, noseover, and airplane submersion.NTSB ERA24FA318Accident · 2 fatalClass 3 · FieldFinal reportBeech A36 · Ronkonkoma, NYA loss of engine power during initial climb for undetermined reasons. Contributing to the outcome was the pilot's failure to maintain control of the airplane following the loss of engine power and his decision to perform an intersection takeoff which, reduced…NTSB ERA24FA104Accident · 3 fatalClass 3 · FieldFinal reportBeech V35 · Clearwater, FLAn in-flight engine compartment fire due to a partially loose flexible fuel hose b-nut at the fuel metering unit. Contributing to the severity of the accident was the pilot’s inability to visually identify the destination airport at night, which prolonged the…NTSB CEN24FA089Accident · 3 fatalClass 3 · FieldFinal reportCessna 310R · Poolville, TXPilot incapacitation for undetermined reasons which resulted into controlled descent into terrain.NTSB GAA24WA066Accident · 4 fatalClass 3 · ForeignBellanca 17-30A · Bequia, St. Vincent & GrenadinesNTSB WPR24FA054Accident · 1 fatalClass 3 · FieldFinal reportBeech A36 · Topock, AZThe failure of the No. 4 connecting rod due to oil starvation, which resulted in a loss of engine power, inflight fire, and a subsequent off-airport emergency landing on rough desert terrain. Contributing to the accident was the pilot’s decision to attempt a…NTSB CEN23LA423Accident · 1 fatalClass 3 · LimitedFinal reportBeech A36 · Broken Bow, OKThe pilot’s failure to maintain the runway centerline during landing and subsequent failure to maintain clearance from the airport grounds worker during the landing roll. Contributing to the accident was the absence of a NOTAM for mowing operations at the…NTSB ERA23FA238Accident · 1 fatalClass 3 · FieldFinal reportBeech V35 · Rougemont, NCA total loss of engine power due to oil starvation. The source of the oil starvation could not be determined.NTSB WPR23FA173Accident · 3 fatalClass 3 · FieldFinal reportBeech A36 · Big Bear, CAThe pilot’s exceedance of the airplane’s critical angle of attack and failure to maintain adequate airspeed on short final while operating in adverse wind conditions, which resulted in an aerodynamic stall and impact with terrain.NTSB CEN23FA060Accident · 3 fatalClass 3 · FieldFinal reportBeech F33A · Yukon, OKThe pilot’s loss of airplane control for reasons that could not be determined.NTSB ERA23FA048Accident · 1 fatalClass 3 · FieldFinal reportBeech A36 · Harlan, KYThe pilot’s visual flight rules flight into instrument meteorological conditions during an approach to land at an airport in mountainous terrain, which resulted in controlled flight into terrain. Contributing to the accident was the pilot’s hazardous…NTSB ANC23FA001Accident · 1 fatalClass 3 · FieldFinal reportCessna A185F · Fairbanks, AKThe improperly maintained floats, which allowed water to fill the front compartments and resulted in the airplane nosing over during taxi. Contributing to the fatal injury of the pilot was the improperly secured cargo, which prevented the pilot from egressing…NTSB WPR22FA235Accident · 1 fatalClass 3 · FieldFinal reportBeech V35B · Vancouver, WAThe pilot’s decision to execute a steep turn to final approach, which resulted in an exceedance of the airplane’s critical angle of attack and an accelerated stall. Contributing to the accident was the improper positioning on base leg and the pilot’s…NTSB ERA22FA126Accident · 1 fatalClass 3 · FieldFinal reportBeech 58 · Lexington, NCInadequate maintenance, which led to a partial loss of both right and left engine power during takeoff, and the pilot’s subsequent failure to maintain airspeed while maneuvering with one engine at low altitude. Contributing to the accident was the pilot’s…NTSB CEN22FA096Accident · 2 fatalClass 3 · FieldFinal reportBeech 58 · Defiance, MOThe pilot’s loss of airplane control while flying in night instrument conditions due to spatial disorientation and the flight crew’s inability to recover from an unusual airplane attitude.NTSB ERA22FA085Accident · 2 fatalClass 3 · FieldFinal reportBeech V35 · Crab Orchard, KYThe noninstrument-rated pilot’s decision to continue the visual flight rules flight into instrument meteorological conditions, which resulted in spatial disorientation and a loss of airplane control and collision with terrain. Contributing to the accident was…NTSB WPR22FA054Accident · 4 fatalClass 3 · FieldFinal reportBeech V35 · Visalia, CAThe pilot’s loss of control due to spatial disorientation shortly after takeoff. Contributing to the accident was the pilot’s decision to depart into night instrument meteorological conditions.NTSB ERA22FA001Accident · 2 fatalClass 3 · FieldFinal reportBeech S35 · Andrews, NCThe pilot’s decision to fly toward rapidly rising, obscured mountainous terrain after departing under visual flight rules at night.NTSB WPR21FA353Accident · 2 fatalClass 3 · FieldFinal reportBeech S35 · Billings, MTThe pilot’s improper flare, which led to a hard landing, subsequent loss of control, and collision with trees.NTSB CEN21FA364Accident · 1 fatalClass 3 · FieldFinal reportCessna 210H · Melbourne, ARThe pilot’s failure to maintain control of the airplane with full flaps during the takeoff.NTSB WPR21FA273Accident · 3 fatalClass 3 · FieldFinal reportBeech V35 · Angwin, CAThe pilot's exceedance of the airplane’s critical angle of attack during an aborted landing after an unstabilized approach and hard landing, which resulted in an aerodynamic stall and impact with trees and terrain. Contributing to the accident was the pilot’s…NTSB ERA21LA201Accident · 1 fatalClass 3 · LimitedFinal reportBeech A36 · Lakeland, FLThe total loss of engine power for reasons that could not be determined based on the available evidence.NTSB ERA21FA184Accident · 1 fatalClass 3 · FieldFinal reportCessna A188 · Pineview, GAThe pilot’s inadequate visual lookout, which resulted in collision with powerlines during an aerial application flight.NTSB ANC21FA015Accident · 2 fatalClass 3 · FieldFinal reportCessna 185 · Chitina, AKAn in-flight breakup during cruise flight for reasons that could not be determined based on available evidence.NTSB ERA21LA101Accident · 1 fatalClass 3 · LimitedFinal reportBeech F33 · Columbia, SCThe pilot's in-flight loss of airplane control due to spatial disorientation during a missed approach in instrument meteorological conditions.NTSB ERA21LA085Accident · 1 fatalClass 3 · LimitedFinal reportCessna 210L · Midway, GAThe pilot's intentional visual flight rules flight into instrument meteorological conditions, which resulted in controlled flight into terrain. Contributing to the accident was the pressure to complete the flight to work in an emergency room.NTSB ERA21LA068Accident · 1 fatalClass 3 · LimitedFinal reportBeech V35A · Attalla, ALA loss of control inflight and the failure of a component of the up elevator flight control system due to fatigue, which rendered recovery from a right descending turn improbable.NTSB ERA21LA053Accident · 1 fatalClass 3 · LimitedFinal reportBeech V35 · Deltaville, VAAn uncontrolled descent and impact with terrain following an in-flight collision with seagulls.NTSB WPR21LA030Accident · 2 fatalClass 3 · LimitedFinal reportCessna 310 · Las Vegas, NVThe pilot’s failure to maintain the airplane’s minimum controllable airspeed while maneuvering with one engine inoperative. Also causal was the loss of power in the left engine due to oil starvation. Contributing to the accident were inadequate maintenance…NTSB CEN21FA025Accident · 1 fatalClass 3 · FieldFinal reportBeech V35 · Slidell, LAThe pilot’s loss of control shortly after departure for reasons that could not be determined based on the available information.NTSB CEN21FA007Accident · 2 fatalClass 3 · FieldFinal reportBeech S35 · Telluride, COThe pilot’s loss of control during the climb to cruise flight resulting in the airplane’s impact with terrain. Contributing to the accident was the pilot’s decision to not climb to a higher altitude before proceeding over high terrain.NTSB WPR20LA295Accident · 2 fatalClass 3 · LimitedFinal reportBeech 35 · Three Rivers, CAThe pilot’s controlled flight into terrain while operating in conditions of reduced visibility due to smoke.NTSB ANC20LA085Accident · 2 fatalClass 3 · LimitedFinal reportCessna A185 · Fairbanks, AKThe PA-18 pilot’s failure to see and avoid the Cessna 185 as it was landing. Contributing to the accident was the PA-18 pilot’s failure to hear the traffic advisory provided by the air traffic control tower.NTSB ERA20LA262Accident · 2 fatalClass 3 · LimitedFinal reportBeech F33 · Malbis, ALThe noninstrument-rated pilot’s decision to depart in deteriorating weather conditions, which led to restricted visibility and the pilot’s loss of airplane control due to spatial disorientation. Contributing to the pilot’s poor decision-making was…NTSB CEN20LA309Accident · 1 fatalClass 3 · LimitedFinal reportCessna A188 · Corsica, SDThe pilot’s exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall and loss of control.