Final NTSB investigations: Lycoming 0-540 series
3,483 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, 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_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.\"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."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 WPR23LA293Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-28-235 · Port Angeles, WAThe pilot’s inadequate fuel monitoring, which resulted in a total loss of engine power due to fuel starvation.NTSB WPR23LA285Accident · Minor injuriesClass 3 · LimitedFinal reportMaule M-5-235C · Eastsound, WAThe pilot’s improper in-flight fuel management, which led to fuel starvation and a total loss of engine power.NTSB ERA23LA290Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28-235 · Clearwater, FLThe pilot’s improper preflight inspection which resulted in a loss of engine power due to fuel contamination (water).NTSB ERA23LA287Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 · Myrtle Beach, SCThe pilot’s failure to maintain control of the helicopter during a hover taxi, which resulted in a rollover.NTSB CEN23LA274Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-250 · Durango, COThe pilot’s failure to extend the landing gear before landing.NTSB WPR23LA239Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-24-250 · Alturas, CAA loss of engine power due to the failure of the right magneto distributor gear and the pilot’s decision to conduct a test flight with known mechanical issues.NTSB CEN23LA255Accident · Serious injuriesClass 4 · LimitedFinal reportPiper PA-25-235 · Westhope, NDThe pilot’s failure to maintain aircraft control that resulted in an impact with terrain after takeoff.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 CEN23LA253Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-250 · Watkins, COThe pilot’s failure to extend the landing gear before landing. Contributing to the accident was the pilot’s failure to utilize the prelanding checklist to ensure the landing gear was extended before landing.NTSB CEN23LA233Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-25-235 · Carrington, NDA total loss of engine power as a result of carburetor ice that formed while the engine was operating at a low power setting for an extended period of time before departure.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 CEN23LA213Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28-235 · Ray, MIThe flight instructor’s failure to maintain airplane control during simulated engine-out procedures. Contributing to the accident was the flight instructor’s decision to land with a tailwind.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 ANC23LA033Accident · No injuriesClass 4 · LimitedFinal reportMaule M-7-235 · Soldotna, AKThe pilot’s failure to maintain directional control during the landing roll in gusting crosswind conditions.NTSB WPR23LA162Accident · No injuriesClass 3 · LimitedFinal reportCessna R182 · Grand Canyon, AZThe airplane’s loss of engine power for undetermined reasons and the pilot’s exceedance of the airplane’s critical angle of attack and subsequent failure to maintain adequate airspeed, which resulted in an aerodynamic stall.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 CEN23LA145Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA32 · Lincoln, ILA total loss of engine power during an approach for landing for undetermined reasons.NTSB CEN23LA132Accident · No injuriesClass 4 · LimitedFinal reportMaule M-7-235B · Hotchkiss, COThe pilot’s loss of control during landing rollout on a snow-covered, turf airstrip.NTSB ANC23LA021Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-32-260 · Tok, AKThe pilot's failure to maintain a proper approach glide path, which resulted in a hard landing, short of his anticipated touchdown point.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 ERA23LA054Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28 · Tanner, ALThe pilot’s inadequate inflight fuel management, which resulted in a total loss of engine power due to fuel exhaustion.NTSB CEN23LA029Accident · No injuriesClass 4 · LimitedFinal reportMaule M7-235B · Topeka, KSThe pilot’s failure to maintain airplane control during landing with strong gusty surface winds.NTSB ERA23LA052Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-24-250 · Columbia, SCThe pilot’s failure to maintain directional control during the crosswind landing.NTSB ERA23LA037Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28-235 · Spartanburg, SCA partial separation of the crankshaft gear/bolt, which resulted in a total loss of engine power.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 CEN22LA404Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 · Beardsley, MNThe pilot’s failure to maintain aircraft control during the approach to land that resulted in an excessive descent rate and impact with terrain.NTSB CEN22LA384Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24-250 · Kearney, NEThe pilot’s inadequate in-flight planning that resulted in a loss of engine power due to fuel exhaustion.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 WPR22LA262Accident · No injuriesClass 3 · LimitedFinal reportMaule M-5-235C · Three Forks, MTA loss of engine power due to degraded and incorrectly maintained ignition system components. Contributing to the accident was the pilot’s delay in turning the airplane towards the runway when the engine began to lose power.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 ERA22LA291Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA-24-250 · Warm Springs, GAThe loss of engine power due to fuel starvation as the result of the pilot’s inadequate preflight inspection of the fuel supply before flight and the mismanagement of fuel during flight.NTSB ERA22LA306Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-24 · New Shoreham, RIThe pilot’s failure to attain a proper touchdown point, resulting in a runway excursion.NTSB WPR22LA226Accident · No injuriesClass 3 · LimitedFinal reportCessna TR182 · Santa Barbara, CAA failure of the right main landing gear actuator pressure line O-ring, which resulted in a gear-up landing on the runway.NTSB WPR22LA219Accident · Minor injuriesClass 3 · LimitedFinal reportCessna TR182 · Davis, CAAn in-flight fire during the initial takeoff climb for reasons that could not be determined based on the available evidence.NTSB WPR22LA213Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-24-250 · Auburn, WAA total loss of engine power due to fuel starvation.NTSB CEN22LA234Accident · Serious injuriesClass 3 · LimitedFinal reportRobinson Helicopter R44 · Henderson, TXThe partial loss of engine power in a hover due to a stuck exhaust valve.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 ERA22LA191Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-32-260 · Grantsville, MDThe pilot’s decision to continue the flight into an area of moderate to heavy icing conditions, which resulted in a degradation of airplane performance and subsequent loss of control.NTSB CEN22LA165Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA-28-235 · Calhan, COThe pilot’s failure to maintain directional control during landing, which resulted in a runway excursion.NTSB CEN22LA161Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-25-235 · Benton, ARThe pilot’s failure to maintain control of the airplane while landing.NTSB CEN22LA135Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-28-235 · Monee, ILThe loss of engine power due to fuel starvation for undetermined reasons during a departure climb that resulted in a forced landing and impact with terrain.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 CEN22LA091Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA-28-235 · Presidio, TXThe non-certificated pilot’s failure to perform a preflight weight and balance calculation and his decision to operate the airplane beyond the allowable center of gravity limitations, which resulted in a loss of control and impact with terrain.NTSB WPR22LA047Accident · No injuriesClass 3 · LimitedFinal reportCessna R182 · Puyallup, WAAn overstress fracture of the left main landing gear pivot assembly, which resulted in the failure of the left main landing gear to fully extend and lock into place.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.