NTSB investigations: Pratt & Whitney PT6 series, CA

9 cases on aircraft whose registry engine model is Pratt & Whitney PT6 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

20062026
NTSB investigations: Pratt & Whitney PT6 series, CA per year, 2006–2026: 9 cases
20062
20081
20092
20111
20201
20211
20231

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.\"eventStateOrRegion\" = 'CA' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52033'))
  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 WPR23LA338Accident · Serious injuriesClass 3 · LimitedFinal reportBell 212 · Balch Camp, CAThe pilot’s inadequate performance planning for the operation that resulted in an excessive gross weight for the operating conditions, leading to a loss of altitude during maneuvering and contact with trees. Contributing to the accident was the pilot’s…Sep 10, 2023 · N873HL · DestroyedNTSB WPR21LA268Accident · No injuriesClass 3 · LimitedFinal reportBell 212HP · Weed, CAThe pilot’s failure to maintain altitude during an approach to a lake. Contributing to the accident was the pilot’s failure to release the full water bucket as the helicopter was settling, which reduced the helicopter’s out-of-ground-effect performance.Jul 7, 2021 · N911KW · Substantial damageNTSB DCA20MA059Accident · 9 fatalClass 1 · MajorFinal reportSikorsky S76 · Calabasas, CAThe pilot’s decision to continue flight under visual flight rules into instrument meteorological conditions, which resulted in the pilot’s spatial disorientation and loss of control. Contributing to the accident was the pilot’s likely self-induced pressure…Jan 26, 2020 · N72EX · DestroyedNTSB WPR11FA163Accident · Serious injuriesField investigationFinal reportSikorsky S-58ET · El Segundo, CAA partial loss of engine power and the failure of the external hook to release the load for undetermined reasons.Mar 13, 2011 · N33602 · Substantial damageNTSB WPR10FA029Accident · No injuriesField investigationFinal reportAgusta A119 · Blythe, CAThe loss of engine power during cruise flight for undetermined reasons.Oct 23, 2009 · N119AH · Substantial damageNTSB WPR09TA356Accident · 1 fatalFinal reportBell 212 · Willow Creek, CAThe rappeller's failure to properly latch the rappelling harness to the rappelling assembly before exiting the helicopter.Jul 21, 2009 · N212HP · No damageNTSB LAX08LA200Accident · Minor injuriesLimited investigationFinal reportSikorsky S-76A · Santa Maria, CAThe copilot's misjudged clearance from an object during a hovering turn for landing. Contributing to the accident were the inadequately marked heliport surface and the close proximity of an obstruction near the landing area.Jun 27, 2008 · N343AA · Substantial damageNTSB LAX07FA056Accident · 3 fatalField investigationFinal reportBell 412SP · Hesperia, CAThe pilot's inadvertent encounter with instrument meteorological conditions and subsequent failure to maintain terrain clearance. Contributing to the accident were the dark night conditions, fog, and mountainous terrain.Dec 11, 2006 · N410MA · DestroyedNTSB LAX06TA284Accident · No injuriesFinal reportBell 212 · Happy Camp, CAFailure of compressor second stage stator vane for undetermined reasons while maneuvering.Sep 4, 2006 · N873HL · Substantial damage