NTSB investigations, PA

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

Cases per year

20162026
NTSB investigations, PA per year, 2016–2026: 5 cases
20161
20202
20211
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\" = 'PA' 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 ERA25LA204Accident · Minor injuriesClass 3 · LimitedFinal reportEurocopter Deutschland MBB-BK 117 C-1 · Fort Washington, PAMaintenance personnel’s failure to identify and replace damaged rivet nuts at the air conditioning louver assembly, which resulted in the separation of the louver assembly from the helicopter, the louver assembly’s impact with the tail rotor, and subsequent…May 19, 2025 · N117NC · Substantial damageNTSB ERA21LA396Accident · No injuriesClass 4 · LimitedFinal reportSonex Waiex · Doylestown, PAThe pilot’s failure to maintain a proper glidepath during landing. Contributing to the accident was his failure to ensure the canopy locks were properly configured prior to flight.Mar 22, 2021 · N220JD · Substantial damageNTSB ERA20CA135Accident · No injuriesData collectionFinal reportAugustaWestland AW119MKII · Philadelphia, PAThe in-flight failure of the lower left side of the engine cowling due to the mechanic’s improper installation of the fasteners, which resulted in the cowling impacting all four main rotor blades.Mar 21, 2020 · N982SS · Substantial damageNTSB ERA20FA074Accident · 2 fatalClass 3 · FieldFinal reportRobinson R66 · Mechanicsburg, PAA severe left roll excursion after the onset of pitch and roll oscillations, which were not arrested by the pilot for undetermined reasons. This resulted in main rotor blade contact with the airframe and a subsequent inflight breakup of the helicopter.Jan 10, 2020 · N450MC · DestroyedNTSB ERA16FA269Accident · 1 fatalField investigationFinal reportYakovlev YAK11 · West Mifflin, PAA malfunction of the electrical system, which resulted in an electrical fire in the right wing root of the airplane, which compromised the fuel system and resulted in ignition of fuel. Contributing to the accident was the routing of the electrical wiring near…Jul 25, 2016 · N5940 · Substantial damage