NTSB investigations, HI

7 cases where the sequence of events included Part(s) separation from AC.

Cases per year

20172026
NTSB investigations, HI per year, 2017–2026: 7 cases
20171
20183
20221
20241
20251

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\" = 'HI' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '338' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
  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 ANC25LA028Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-28-140 · Royal Kunia, HIImproper alteration of the crankshaft propeller flange at an unknown time, which resulted in an in-flight separation of the propeller assembly.Mar 27, 2025 · N261FC · Substantial damageNTSB ANC24FA063Accident · 3 fatalClass 3 · FieldFinal reportRobinson Helicopter R44 · Kekaha, HIAn encounter with turbulence due to downdraft winds that resulted in mast bumping and an in-flight breakup.Jul 11, 2024 · N144KW · Substantial damageNTSB ANC22FA041Accident · Serious injuriesClass 3 · FieldFinal reportBell 407 · Kalea, HIThe in-flight separation of the tail boom as a result of abnormal loading and fracture of the upper-left tail boom attachment bolt due to a gap between the upper-left longeron and aft fuselage bulkhead.Jun 9, 2022 · N402SH · Substantial damageNTSB WPR19LA028Accident · No injuriesClass 3 · LimitedFinal reportBell 430 · Kailua, HIThe separation of one of the tail rotors blades’ root enclosures due to improper repair.Oct 27, 2018 · N430ST · Substantial damageNTSB WPR18TA239Accident · Minor injuriesClass 3Final reportEurocopter EC130 · Hilo, HIThe separation of the left sliding door in flight after it opened for reasons that could not be determined based on the available evidence, which resulted in damage to the main rotor blades.Aug 19, 2018 · N11QP · Substantial damageNTSB WPR18LA221Accident · No injuriesClass 2 · LimitedFinal reportHughes 369 · Honolulu, HIThe operator's improper installation of the tail rotor (TR) teeter bearings, which resulted in cascading in-flight failures of the TR components and attach hardware.Aug 8, 2018 · N369MH · Substantial damageNTSB GAA17CA179Accident · No injuriesData collectionFinal reportBurkhart Grob G 109B · Mokuleia, HIThe failure of the upper rudder hinge during flight due to severe corrosion. Contributing to the accident were the pilot’s inadequate preflight inspection and the lack of an annual inspection.Mar 8, 2017 · N109FH · Substantial damage