Fatal, Final NTSB investigations: Lycoming 0-540 series
380 cases on aircraft whose registry engine model is Lycoming 0-540 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 | 5 |
|---|---|
| 1965 | 4 |
| 1966 | 2 |
| 1967 | 7 |
| 1968 | 7 |
| 1969 | 6 |
| 1970 | 10 |
| 1971 | 3 |
| 1972 | 5 |
| 1973 | 2 |
| 1974 | 4 |
| 1975 | 3 |
| 1976 | 4 |
| 1977 | 7 |
| 1978 | 8 |
| 1979 | 8 |
| 1980 | 11 |
| 1981 | 8 |
| 1982 | 12 |
| 1983 | 8 |
| 1984 | 7 |
| 1985 | 12 |
| 1986 | 5 |
| 1987 | 7 |
| 1988 | 6 |
| 1989 | 9 |
| 1990 | 5 |
| 1991 | 7 |
| 1992 | 7 |
| 1993 | 6 |
| 1994 | 8 |
| 1995 | 6 |
| 1996 | 5 |
| 1997 | 3 |
| 1998 | 8 |
| 1999 | 1 |
| 2000 | 5 |
| 2001 | 9 |
| 2002 | 7 |
| 2003 | 8 |
| 2004 | 10 |
| 2005 | 8 |
| 2006 | 11 |
| 2007 | 7 |
| 2008 | 6 |
| 2009 | 9 |
| 2010 | 8 |
| 2011 | 11 |
| 2012 | 5 |
| 2013 | 2 |
| 2014 | 3 |
| 2015 | 4 |
| 2016 | 1 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 3 |
| 2020 | 6 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 6 |
| 2024 | 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.\"completionStatus\" = 'Completed'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41532'))
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."completionStatus" = 'Completed'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41532'))
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 WPR24FA105Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-32-260 · Madras, ORThe pilot’s continued visual flight rules flight into instrument meteorological conditions, which resulted in an encounter with turbulence and structural icing conditions, loss of control, and subsequent impact with terrain.NTSB WPR23FA225Accident · 1 fatalClass 3 · FieldFinal reportCessna R182 · McCall, IDMaintenance personnel's failure to properly torque and inspect the magneto hardware, which resulted in a partial loss of engine power.NTSB ERA23FA266Accident · 1 fatalClass 3 · FieldFinal reportWonder Michael S Harmon Rocket · Porter, NYThe pilot’s failure to maintain control of the airplane while initiating a low-altitude aerobatic maneuver, which resulted in impact with trees and terrain. Contributing to the accident was the pilot’s high-risk behavior.NTSB ERA23LA240Accident · 1 fatalClass 3 · LimitedFinal reportCessna R182 · Macon, NCThe pilot’s failure to properly set the elevator trim before takeoff, which resulted in a loss of control during takeoff.NTSB ERA23FA239Accident · 1 fatalClass 3 · FieldFinal reportCommander 114TC · Palm City, FLA loss of engine power for undetermined reasons, and the pilot’s subsequent loss of control, which resulted in impact with terrain.NTSB ERA23FA234Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-25-235 · Hollywood, FLThe pilot’s exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall and loss of aircraft control.NTSB ERA23FA185Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-32-260 · Sebastian, FLThe pilot’s failure to maintain airplane control during recovery from a bounced landing, which resulted in the exceedance of the airplane’s critical angle of attack and an aerodynamic stall.NTSB ERA23FA070Accident · 2 fatalClass 3 · FieldFinal reportRobinson Helicopter R44 · Charlotte, NCThe inadequate inspections of the forward left control rod end attachment hardware to the stationary swashplate by the pilot and by maintenance personnel, resulting in an eventual loosening and backing out of the hardware and subsequent loss of helicopter…NTSB ANC23LA002Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA-32-260 · Cordova, AKThe pilot’s improper decision to continue visual flight rules flight into instrument meteorological conditions, which resulted in controlled flight into terrain.NTSB WPR22FA264Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-28-235 · Seguin, TXThe pilot’s failure to maintain adequate airspeed while maneuvering at a low altitude after being distracted when the engine cowling opened during flight, which led to a loss of control and subsequent impact with terrain. Contributing to the accident was the…NTSB CEN22FA298Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-24-250 · St. Jacob, ILThe inadequate maintenance of the airplane fuel system that resulted in fuel exhaustion and a loss of engine power.NTSB CEN22FA208Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-32-260 · Broomfield, COThe pilot’s failure to abort the takeoff due to degraded engine performance. Contributing to the accident was the reduced performance of the engine, the reason for which could not be determined.NTSB ERA22FA223Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-24-250 · Athens, GAA total loss of engine power for reasons that could not be determined based on the available information.NTSB CEN22FA131Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-32-260 · Fostoria, OHThe pilot’s loss of airplane control in night instrument meteorological conditions during the procedure turn of an instrument approach due to spatial disorientation, which resulted in a collision with terrain.NTSB CEN22FA031Accident · 4 fatalClass 3 · FieldFinal reportBritten-Norman BN-2A · Beaver Island, MIThe pilot's exceedance of the airplane's critical angle of attack during final approach, which resulted in an aerodynamic stall and loss of control at an altitude too low to recover.NTSB ANC22FA005Accident · 1 fatalClass 3 · FieldFinal reportGerald Jones 2+2 · Kodiak, AKThe pilot's failure to maintain adequate airspeed while maneuvering, which resulted in an exceedance of the airplane’s critical angle of attack and an aerodynamic stall.NTSB ERA22LA043Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA-28-236 · Orleans, MAThe pilot’s spatial disorientation and subsequent loss of airplane control while maneuvering over water in dark night conditions.NTSB ERA21FA333Accident · 2 fatalClass 3 · FieldFinal reportPiper PA24 · Wadesboro, NCA partial loss of engine power during takeoff for reasons that could not be determined. Contributing was the pilot’s loss of airplane control, resulting in an aerodynamic stall and impact with trees and terrain.NTSB CEN21FA263Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-32-260 · Madisonville, TXThe pilot’s failure to maintain a proper glidepath during final approach for landing, which resulted in impact with trees and terrain.NTSB ERA21FA140Accident · 3 fatalClass 3 · FieldFinal reportCessna R182 · Gainesville, GAThe pilot’s loss of control due to spatial disorientation. Contributing to the accident was the pilot’s decision to depart into low instrument meteorological conditions.NTSB WPR21FA114Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-32-260 · Los Angeles, CAThe total loss of engine power due to the failure of the No. 6 exhaust valve for reasons that could not be determined based on available evidence.NTSB CEN20LA374Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA28 · Walker, MNThe pilot’s impairment from the effects of an undiagnosed brain tumor.NTSB CEN20LA373Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA24 · Midland, MIThe loss of engine power due to fuel starvation.NTSB CEN20LA370Accident · 3 fatalClass 3 · LimitedFinal reportPiper PA24 · Bryan, TXA total loss of engine power on takeoff due to fuel starvation.NTSB CEN20LA201Accident · 4 fatalClass 3 · LimitedFinal reportPiper PA28 · Carlinville, ILThe pilot’s attempted recovery from a steep descent which inadvertently exceeded the ultimate load factor of the airframe and resulted in a low-level inflight breakup.NTSB ERA20FA085Accident · 1 fatalClass 3 · FieldFinal reportPiper PA32 · Lake City, FLThe pilot's exceedance of the airplane's critical angle of attack, which resulted in an aerodynamic stall and subsequent loss of control at low altitude.NTSB WPR20FA063Accident · 4 fatalClass 3 · FieldFinal reportCessna TR182 · Billings, MTThe pilot’s failure to maintain clearance due to poor decision making in selecting an unsafe altitude during cruise flight.NTSB ANC19FA026Accident · 3 fatalField investigationFinal reportHelio H 250 · Seward, AKThe pilot's failure to maintain clearance from trees during takeoff, which resulted in an in-flight collision, a loss of control, and impact with terrain.NTSB ERA19FA179Accident · 1 fatalField investigationFinal reportCessna TR182 · St. Simons Island, GAThe pilot's loss of airplane control during approach for undetermined reasons.NTSB ERA19FA112Accident · 1 fatalClass 3 · FieldFinal reportPiper PA25 · Fort Lauderdale, FLThe pilot’s failure to maintain proper altitude and clearance while maneuvering during a banner tow flight, which resulted in an in-flight collision with a 19-story building in a heavily congested area. Contributing to the accident were the easterly wind…NTSB WPR19FA042Accident · 1 fatalClass 2 · FieldFinal reportPiper PA-24-250 · Aberdeen, IDThe pilot's diverted attention during the takeoff climb due to a loss of engine power, which resulted in the airplane’s exceedance of the critical angle of attack and subsequent stall/spin.NTSB CEN19FA044Accident · 1 fatalField investigationFinal reportPiper PA24 · Valparaiso, INThe pilot's failure to maintain adequate airspeed during the initial climb after takeoff, which resulted in an exceedance of the airplane's critical angle of attack and a subsequent aerodynamic stall and spin.NTSB WPR19FA022Accident · 4 fatalClass 2 · FieldFinal reportPiper PA28 · Guthrie Center, IAPilot incapacitation due to carbon monoxide poisoning as a result of an undetected crack in an engine exhaust muffler, which permitted entry of exhaust gasses into the cabin via the cabin heat system.NTSB ERA18FA200Accident · 2 fatalField investigationFinal reportPiper PA24 · Palatka, FLThe pilot's exceedance of the airplane's critical angle of attack during the initial climb after takeoff, which resulted in an aerodynamic stall and a loss of control.NTSB ERA18FA118Accident · 1 fatalField investigationFinal reportCessna R182 · Ashville, ALDescent and impact with terrain for reasons that could not be determined.NTSB ERA18FA022Accident · 4 fatalField investigationFinal reportPiper PA32 · Fountain Run, KYThe noninstrument-rated pilot's intentional visual flight rules flight into instrument meteorological conditions, which resulted in a loss of control due to spatial disorientation. Contributing to the accident was the pilot's self-induced pressure to complete…NTSB WPR18LA010Accident · 2 fatalLimited investigationFinal reportRobinson Helicopter R44 · Molokai, HIA descent and subsequent impact with open ocean waters for reasons that could not be determined based on the available information.NTSB ERA18FA006Accident · 1 fatalField investigationFinal reportPiper PA 25-235 · Front Royal, VAThe tow plane pilot's loss of airplane control for reasons that could not be determined based on the available evidence. Contributing to the accident was the glider instructor's diversion of attention away from the tow airplane which resulted in his delay in…NTSB CEN17FA361Accident · 3 fatalField investigationFinal reportCessna TR182 · Thief River Falls, MNThe noninstrument-rated pilot's decision to depart into instrument meteorological conditions, and his subsequent loss of control due to spatial disorientation.NTSB WPR17FA052Accident · 1 fatalField investigationFinal reportPiper PA 28-236 · Port Orford, ORThe pilot's loss of vision during cruise flight, which resulted in a loss of aircraft control. Contributing to the accident was the pilot's decision to fly with a known medical condition.NTSB CEN16FA378Accident · 2 fatalField investigationFinal reportPiper PA 28-235 · Lee's Summit, MOThe pilot's improper control inputs during takeoff, which resulted in the exceedance of the airplane's critical angle of attack and subsequent departure stall, and loss of airplane control.NTSB CEN15LA404Accident · 1 fatalLimited investigationFinal reportCessna TR182 · Midland, TXThe partial loss of engine power for reasons that could not be determined based on the available evidence.NTSB WPR15FA250Accident · 1 fatalField investigationFinal reportPiper PA 25 · Llano, CAThe pilot's loss of airplane control during the landing approach due to an incapacitating medical event.NTSB CEN15FA287Accident · 2 fatalField investigationFinal reportPiper PA 24-250 · Quinlan, TXThe pilot's failure to maintain control of the airplane following a loss of engine power during initial climb after takeoff, which resulted in the wing's critical angle-of-attack being exceeded and a subsequent aerodynamic stall. Also causal was the pilot's…NTSB ERA15LA149Accident · 1 fatalLimited investigationFinal reportPiper PA-24-250 · Fort Myers, FLThe pilot's inadvertent placement of both fuel selectors to the "off" position, which resulted in fuel starvation and a total loss of engine power.NTSB ERA15FA066Accident · 1 fatalField investigationFinal reportPiper PA28 · Sommerville, TNThe noninstrument-rated pilot's improper decision to attempt visual flight in instrument meteorological conditions, which resulted in an in-flight loss of airplane control due to spatial disorientation. Contributing to the accident was the pilot’s impaired…NTSB WPR15FA045Accident · 1 fatalField investigationFinal reportPiper PA 24-250 · Garberville, CAA loss of engine power for reasons that could not be determined due to extensive damage sustained during the collision and postaccident water immersion.NTSB CEN14FA328Accident · 3 fatalField investigationFinal reportPiper PA 28-235 · Georgetown, COThe pilot’s inability to maintain a climb while maneuvering the airplane in high-density altitude conditions that degraded the airplane’s climb performance and his exceedance of the airplane’s critical angle-of-attack, which led to an aerodynamic stall and…NTSB ANC13FAMS2Accident · 1 fatalMissing aircraftFinal reportPiper PA-32-260 · Yakutat, AKUndetermined because the pilot and airplane were not found.NTSB CEN13FA259Accident · 1 fatalField investigationFinal reportPiper PA-25-235 · Lamar, MOThe pilot's in-flight loss of control, which was likely due to a sudden cardiac event.