NTSB investigations: Pratt & Whitney Canada PT6A-60A
14 cases on aircraft whose registry engine model is Pratt & Whitney Canada PT6A-60A, where the defining event was Loss of control in flight. 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
| 2009 | 1 |
|---|---|
| 2011 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2021 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 2 |
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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52043', '51999')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '240'))
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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52043', '51999')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '240'))
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 WPR25FA240Accident · 4 fatalClass 3 · FieldPreliminary reportBeech 300 · Chinle, AZOn August 5, 2025, about 1245 mountain daylight time, a Beech 300, N534AW, was destroyed when it was involved in an accident near Chinle, Arizona. The pilot, co-pilot and two medical crew members were fatally injured. The airplane was operated as a Title 14…NTSB CEN25LA200Accident · Serious injuriesClass 4 · LimitedFinal reportAir Tractor AT-502 · Gibson, ARThe pilot’s loss of control during takeoff due to an encounter with a sudden wind shift.NTSB ERA24FA097Accident · Serious injuriesClass 3 · FieldFinal reportBeech C99 · Londonderry, NHThe pilot’s failure to ensure that the cockpit door was secured before flight, which resulted in its separation during initial climb and a subsequent loss of control.NTSB CEN23LA363Accident · Minor injuriesClass 4 · LimitedFinal reportBeech C-99 · Lansing, MIThe pilot’s failure to properly set the rudder trim position which resulted in a loss of directional control during takeoff. Contributing was the pilot’s inadequate checklist procedures prior to takeoff.NTSB CEN23FA113Accident · 5 fatalClass 3 · FieldFinal reportBeech B200 · Little Rock, ARThe loss of control during initial climb for undetermined reasons. Contributing to the accident were the sudden wind shifts during the initial climb.NTSB ANC21LA073Accident · No injuriesClass 3 · LimitedFinal reportCessna 208 · Fairbanks, AKThe pilot’s unexpected encounter with supercooled liquid droplets (SLD), which resulted in a loss of control due to ice accumulation. Contributing to the accident were: (1) the pilot’s failure to maintain the minimum airspeed for flight in icing conditions,…NTSB CEN18LA270Accident · Serious injuriesClass 3 · LimitedFinal reportAir Tractor AT 602 · Bismarck, ILA loss of control for reasons that could not be determined based on the available information.NTSB WPR18FA045Accident · 3 fatalField investigationFinal reportBeech C90 · Geneva, FLThe pilot's loss of airplane control due to spatial disorientation during an instrument approach in instrument meteorological conditions, and the flight instructor's delayed remedial action. Contributing to the accident was the flight instructor's impairment…NTSB WPR17FA057Accident · 2 fatalField investigationFinal reportBeech 300 · Tucson, AZThe pilot's exceedance of the airplane's critical angle of attack during takeoff, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's impairment by the effects of a combination of psychoactive substances.NTSB CEN16LA208Accident · Serious injuriesLimited investigationFinal reportAir Tractor AT-502 · Ropesville, TXThe pilot's failure to maintain airspeed and his exceedance of the airplane's critical angle of attack, which resulted in an aerodynamic stall while maneuvering.NTSB ERA14FA322Accident · 1 fatalField investigationFinal reportAir Tractor AT-602 · Clarksdale, MSThe pilot's failure to maintain adequate airspeed during a low-level, high angle-of-bank turn, which resulted in an exceedance of the critical angle of attack and a subsequent accelerated stall.NTSB WPR13FA115Accident · 2 fatalField investigationFinal reportBeech E90 · Casa Grande, AZThe pilot’s loss of control of the airplane after pitching it excessively nose up during a go-around, which resulted in a subsequent aerodynamic stall/spin.NTSB CEN12LA095Accident · Serious injuriesLimited investigationFinal reportBeech F90 · Midland, TXThe pilot's failure to maintain the recommended airspeed for icing conditions and his subsequent loss of airplane control while flying the airplane under autopilot control in severe icing conditions, contrary to the airplane's handbook. Contributing to the…NTSB CEN10FA063Accident · 1 fatalField investigationFinal reportPiper PA-31T2 · Harrison, MIA loss of aircraft control for undetermined reasons.