NTSB investigations, WA

13 cases where the sequence of events included Powerplant sys/comp malf/fail.

Cases per year

20092026
NTSB investigations, WA per year, 2009–2026: 13 cases
20091
20101
20131
20151
20162
20172
20192
20231
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\" = 'WA' 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\" = '340' 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 WPR26LA006Accident · No injuriesClass 3 · LimitedPreliminary reportSiai-Marchetti SM 1019 · Richland, WAOn October 2, 2025, about 1050 Pacific daylight time, a Siai-Marchetti SM 1019, N3172U, sustained substantial damage when it was involved in an accident near Richland, Washington. The pilot and passenger were not injured. The airplane was operated as a Title…Oct 2, 2025 · N3172U · Substantial damageNTSB WPR24LA074Accident · No injuriesClass 3 · LimitedFinal reportBeck Michael J Sonex · Auburn, WAWater contamination within the fuel regulator air-reference system, which resulted in improper fuel metering and a loss of engine power during initial climb.Jan 16, 2024 · N920MB · Substantial damageNTSB WPR23LA215Accident · Serious injuriesClass 3 · LimitedFinal reportPiper J3C-65 · Belfair, WAThe total loss of engine power due to the fatigue failure of the crankshaft accessory drive gear.Jun 4, 2023 · N77583 · Substantial damageNTSB WPR19LA226Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 177RG · Fall City, WAThe failure of the No. 3 cylinder intake valve that resulted in a partial loss of engine power and a forced landing on uneven terrain.Jul 27, 2019 · N1828Q · Substantial damageNTSB WPR19LA200Accident · No injuriesClass 3 · LimitedFinal reportBeech 33 · Battleground, WAA failure of the throttle control assembly for reasons that could not be determined based on available evidence, which resulted in a runway overrun and impact with an obstacle.Jul 20, 2019 · N873BC · Substantial damageNTSB ENG18IA003Incident · No injuriesClass 3 · IncidentFinal reportAirbus A330-243 · Seattle, WAThe loss of control of the left-hand engine and the subsequent thermal damage to the left wing on landing during engine reverse operation was due to a blockage of the variable stator vane torque motor filter that resulted in the engine’s electronic engine…Nov 7, 2017 · N375HA · Minor damageNTSB WPR17LA119Accident · No injuriesClass 3 · LimitedFinal reportPaul R Seipt Sonex · Garfield, WAThe pilot’s improper torque of screws that attached the flywheel mounting flange to the crankshaft during engine assembly, which resulted in heavy vibrations and the subsequent in-flight loss of the propeller.Jun 3, 2017 · N255BZ · Substantial damageNTSB ENG17IA003Incident · No injuriesIncident investigationFinal reportAirbus A330 223 · Seattle, WAA No. 1 engine fire caused by a fuel manifold supply line high cycle fatigue crack which led to a fuel leak that subsequently ignited on hot engine case surfaces. The fatigue crack originated and progressed due to elevated fuel manifold assembly vibration…Oct 26, 2016 · N855NW · No damageNTSB WPR16FA095Accident · 1 fatalField investigationFinal reportMooney M20K · Woodland, WAThe pilot's delay in recognizing that the airplane was not performing as expected and aborting the takeoff, which resulted in collision with a berm beyond the end of the runway. Contributing to the accident were the pilot's exceedance of the airplane's gross…Apr 21, 2016 · N97119 · Substantial damageNTSB WPR15LA109Accident · No injuriesLimited investigationFinal reportBell/Garlick UH 1H · Shelton, WAThe fatigue failure of the engine-to-transmission driveshaft adapter attachment bolt due to the application of inadequate torque on the bolt during assembly.Feb 19, 2015 · N166DR · Substantial damageNTSB WPR13FA243Accident · Minor injuriesField investigationFinal reportHiller UH-12E · Wenatchee, WAFatigue failure of the six bolts that secured the bevel gear to the first stage planetary carrier, which caused the transmission to seize while the helicopter and main rotor were still operating.May 26, 2013 · N99090 · Substantial damageNTSB WPR10LA196Accident · No injuriesLimited investigationFinal reportCessna P210N · Leavenworth, WAThe failure of the number two cylinder exhaust and intake valves for undetermined reasons, which resulted in a loss of engine power.Apr 4, 2010 · N3599P · Substantial damageNTSB WPR09LA362Accident · 1 fatalLimited investigationFinal reportMooney M20C · Elma, WAA total loss of engine power during cruise flight due to the fatigue failure of the number 4 cylinder connecting rod.Jul 22, 2009 · N6422U · Destroyed