Major NTSB investigations, WA

180,610 investigations by the National Transportation Safety Board since 1962: 174,589 accidents, the rest incidents and other occurrences. Each has NTSB’s narrative and, once the investigation is done, its probable cause; since 2008, its findings and sequence of events.

Cases per year

19692026
Major NTSB investigations, WA per year, 1969–2026: 12 cases
19692
19761
19781
19811
19831
19871
19881
19891
20051
20071
20221

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.board_report_url IS NOT NULL OR c.\"investigationClass\" = 'Class 1' OR c.\"caseType\" = 'Major - Launch')
  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 DCA22MA193Accident · 10 fatalClass 1 · MajorFinal reportDehavilland DHC-3 · Freeland, WAThe in-flight unthreading of the clamp nut from the horizontal stabilizer trim actuator barrel due to a missing lock ring, which resulted in the horizontal stabilizer moving to an extreme trailing-edge-down position rendering the airplane’s pitch…Sep 4, 2022 · N725TH · DestroyedNTSB LAX08MA007Accident · 10 fatalMajor investigationFinal reportCessna 208B · Naches, WAThe pilot's failure to maintain an adequate airspeed to avoid an aerodynamic stall while maneuvering. Contributing to the accident were the pilot's impaired physiological state due to hypoxia, the pilot's inadequate preflight weather evaluation, and his…Oct 8, 2007 · N430A · DestroyedNTSB SEA05MA202Accident · 3 fatalMajor investigationFinal reportAgusta A109A II · Edmonds, WALoss of control for an undetermined reason during maneuvering flight, which resulted in an in-flight collision with water.Sep 30, 2005 · N655GS · DestroyedNTSB DCA90MA011Accident · 6 fatalClass 1 · MajorFinal reportBritish Aerospace BAE-3101 · Pasco, WAThe flightcrew's decision to continue an unstabilized instrument landing system (ILS) approach that led to a stall, most likely of the horizontal stabilizer, and loss of control at low altitude. Contributing to the accident was the air traffic controller's…Dec 27, 1989 · N410UE · DestroyedNTSB DCA88MA052Accident · Serious injuriesMajor investigationFinal reportde Havilland DHC-8 · Seattle, WAShortly after tkof from Seattle-tacoma intl airport, the crew noted a rt eng power loss and decided to return for a precautionary lndg. After lowering the lndg gear, a massive fire was discovered in the rt eng nacelle. After lndg, directional control and all…Apr 16, 1988 · N819PH · DestroyedNTSB SEA88MA015Accident · 4 fatalMajor investigationFinal reportCessna 310N · Bellingham, WAThe acft was chartered to take university (wwu) psnl to an alumni dinner. While rtrng at ngt, the plt made a localizer only, ILS rwy 16 apch in marginal VFR conds. Drg the apch, radar svc was terminated & the plt was told to ctc bellinghamradio, but he did…Nov 5, 1987 · N4178Q · DestroyedNTSB DCA83AA036Accident · 11 fatalFinal reportLockheed Learstar, L-18-56 · Silvana, WAThe acft was on a sport parachute flt to carry 24 parachutists to 12,500' over a drop zone (dz) for a mass jump. It was in a cargo configuration with no passenger seats, but it had 1 jump seat. There were 24 seat belts on the floor of the cargo area. Also,…Aug 22, 1983 · N116CA · DestroyedNTSB DCA81AA006Accident · 7 fatalClosedBeech 99A · Spokane, WAJan 20, 1981 · N390CA · DestroyedNTSB DCA78AA007Accident · 17 fatalClosedBeech 99 · Richland, WAFeb 10, 1978 · N199EA · DestroyedNTSB SEA761S041Incident · No injuriesClosedDouglas DC-9 · Spokane, WAApr 1, 1976 · N9333 · No damageNTSB SEA70I0024Incident · No injuriesClosedBoeing 747 · Renton, WADec 13, 1969 · N732PA · Minor damageNTSB SEA69A0062Accident · 3 fatalClosedConvair 880 · Moses Lake, WAJun 24, 1969 · JA-8028 · Destroyed