Fatal NTSB investigations: Pratt & Whitney PT6A series

10 cases on aircraft whose registry engine model is Pratt & Whitney PT6A series, where the first occurrence was “In flight collision with terrain/water”. 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

19922026
Fatal NTSB investigations: Pratt & Whitney PT6A series per year, 1992–2026: 10 cases
19921
19991
20001
20022
20031
20061
20073

Latest 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 ('52032', '52034')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 230))
  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.

NTSB CHI08FA045Accident · 2 fatalField investigationFinal reportCessna 208B · Columbus, OHThe pilot's failure to maintain aircraft control and collision avoidance with terrain due to spatial disorientation. Contributing to the accident were the low cloud ceiling and night conditions.Dec 5, 2007 · N28MG · DestroyedNTSB DEN08FA003Accident · 3 fatalField investigationFinal reportRaytheon C90A · Pagosa Springs, COThe pilot's failure to maintain clearance from mountainous terrain. Contributing to the accident was the pilot's inadequate preflight planning, improper in-flight planning and decision making, the dark night, and the controller's failure to issue a safety…Oct 5, 2007 · N590GM · DestroyedNTSB CHI07LA213Accident · 1 fatalLimited investigationFinal reportAir Tractor AT-402A · Laurel, IAThe pilot failed to maintain clearance with the upsloping terrain for undetermined reasons.Jul 16, 2007 · N203DM · Substantial damageNTSB DFW06LA163Accident · 1 fatalLimited investigationFinal reportAyres S2R-T34 · Colt, ARThe pilot's failure to maintain clearance with the ground during an aerial application flight.Jun 20, 2006 · N2292J · DestroyedNTSB ANC03FA096Accident · 2 fatalField investigationFinal reportReims 406 · Barrow, AKAn in-flight collision with ocean waters while maneuvering for an undetermined reason.Aug 17, 2003 · N6591L · Substantial damageNTSB MIA03FA034Accident · 1 fatalField investigationFinal reportCessna 208B · Manteo, NCThe pilot's continued descent below the minimum descent altitude, for undetermined reasons, while performing a NDB approach, resulting in the airplane crashing into water 1.5 miles from the airport. A factor in the accident was a cloud ceiling below the…Dec 25, 2002 · N1122Y · Substantial damageNTSB FTW03FA059Accident · 3 fatalField investigationFinal reportBeech 1900C · Eagleton, ARIn-flight collision with terrain due to the pilot's failure to maintain clearance and altitude above rapidly rising terrain while on a VFR approach. Contributing factors were the obscuration of the terrain due to clouds.Dec 9, 2002 · N127YV · DestroyedNTSB NYC01FA058Accident · 2 fatalField investigationFinal reportBeech B200 · Rangeley, METhe pilot-in-command's failure to maintain sufficient altitude while maneuvering to land, which resulted in a collision with terrain. Factors in the accident were the dark night, mountainous terrain, snow showers, clouds, and the pilot's decision to cancel…Dec 22, 2000 · N30EM · DestroyedNTSB NYC00FA006Accident · 2 fatalField investigationFinal reportRaytheon Corporate Jets BE-200 · Williamstown, MAThe pilot-in-command's failure comply with an air traffic control clearance which resulted in a collision with terrain. A factor in this accident was clouds.Oct 5, 1999 · N208MS · DestroyedNTSB DEN93FA009Accident · 3 fatalField investigationFinal reportPiper PA-42 · Grand Junction, COImproper IFR procedure and resultant disorientation which resulted in a collision with terrain.Oct 31, 1992 · N250TJ · Destroyed