NTSB investigations, WA
180,616 investigations by the National Transportation Safety Board since 1962: 174,594 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, newest first
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' 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.
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' ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB SEA98IA141Incident · No injuriesIncident investigationFinal reportMcDonnell Douglas DC-8-63F · Seattle, WAThe flight crew's failure to perform a missed approach upon failing to attain and/or maintain proper course/runway alignment and glidepath on final approach, resulting in a high-sink-rate landing and subsequent separation of a main landing gear wheel from the…NTSB SEA98LA133Accident · No injuriesLimited investigationFinal reportBeech 23 · Oakville, WALoss of power due to the failure of an exhaust valve, and overloading of the landing gear. Factors include the failure of maintenance personnel to verify proper compliance with an Airworthiness Directive related to the exhaust valve, and soft terrain.NTSB SEA98LA130Accident · No injuriesLimited investigationFinal reportPerson Vari EZE · Arlington, WAA lack of adequate carburetor heat available and overload of the main landing gear. Contributing factors were carburetor icing conditions and soft terrain.NTSB SEA98LA128Accident · 1 fatalLimited investigationFinal reportHughes 369D · Raymond, WAThe use of the improper long-line cable by the ground crew, and its subsequent separation from the helicopter.NTSB SEA98LA125Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Pasco, WASeparation of the throttle linkage which resulted in the loss of power. Factors include worn throttle linkage parts and the furrows in the plowed field which was the available field for the forced landing.NTSB SEA98LA124Accident · Minor injuriesLimited investigationFinal reportHiller UH-12E · Eltopia, WAFatigue of the control rotor blade spar and failure of the maintenance inspector to follow the procedures set forth in the airworthiness directive.NTSB SEA98LA123Accident · Serious injuriesLimited investigationFinal reportCessna 180H · Arlington, WAThe pilot's inadequate compensation for the wind conditions. Gusting winds were a factor.NTSB SEA98LA119Accident · No injuriesLimited investigationFinal reportCessna 170A · Renton, WAThe pilot's failure to maintain adequate airspeed which resulted in an inadvertent stall. Failure to jettison the external load and downdrafts were factors.NTSB SEA98LA155Accident · No injuriesLimited investigationFinal reportBurkhart Grob G102 · Douglas, WAThe pilot's failure to maintain clearance from objects on the ground. Factors include misjudgment of weather conditions (unfavorable winds).NTSB SEA98LA116Accident · Serious injuriesLimited investigationFinal reportCessna A150M · Langley, WAClearance from an object was not maintained. The pilot's lack of recent experience in the type of aircraft, improper use of carburetor heat and exceeding the gross weight of the airplane were factors.NTSB SEA98LA111Accident · No injuriesLimited investigationFinal reportKoster Murphy Rebel · Arlington, WAThe pilot/builder's attachment inadequate installation of the aileron control pushrods to the control stick assembly, resulting in the ailerons deflecting in a direction opposite of the input applied by the pilot. Also causal was the pilot's inadequate…NTSB SEA98LA106Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Oakdale, WAA fatigue failure of the number three cylinder exhaust rocker box assembly, compromising the ability of the exhaust valve to operate. Factors include a ditch at the end of the runway.NTSB SEA98LA095Accident · Serious injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Starbuck, WAThe pilot-in-command's failure to maintain adequate visual lookout. A contributing factor was the unmarked transmission lines.NTSB SEA98LA093Accident · 1 fatalLimited investigationFinal reportCessna 150 · Amboy, WAThe pilot's failure to maintain adequate altitude and/or clearance from terrain during a go-around attempt. Factors included a short landing area and trees in the landing area.NTSB SEA98FA090Accident · 2 fatalField investigationFinal reportMaule M-5-220C · Kettle Falls, WAThe pilot's failure to maintain terrain clearance. A factor was an attempt to perform aerobatics at low altitude.NTSB SEA98LA085Accident · 1 fatalLimited investigationFinal reportPiper PA-30 · Everett, WAThe pilot-in-command's exiting the aircraft with both engines running to remove a wheel chock. A factor was the inadequate preflight of the aircraft (not removing the chock) prior to engine start.NTSB SEA98FA088Accident · 3 fatalField investigationFinal reportCessna 172N · Prindle, WAThe pilot-in-command's failure to maintain control of the aircraft during attempted flight into instrument meteorological conditions. Factors contributing to the accident were clouds, dark night conditions, spatial disorientation, and drug impairment.NTSB SEA98LA075Accident · No injuriesLimited investigationFinal reportCessna 170 · Auburn, WAThe pilot's inadequate compensation for gusty crosswind conditions. A related factor was gusty crosswinds.NTSB SEA98TA074Accident · Minor injuriesFinal reportBell UH-1H · Naches, WALoss of engine power for undetermined reasons.NTSB SEA98LA072Accident · 1 fatalLimited investigationFinal reportStinson 108-1 · Toledo, WAPartial loss of power for undetermined reasons.NTSB SEA98LA070Accident · No injuriesLimited investigationFinal reportCessna 172N · Enumclaw, WAThe pilot's continued VFR flight into IMC conditions and his failure to maintain clearance from terrain. Clouds and mountainous terrain were a factor.NTSB SEA98LA071Accident · No injuriesLimited investigationFinal reportCessna 172M · Ocean Shores, WAThe pilot's failure to maintain clearance from a light standard (utility pole) just off the edge of the parking ramp. Factors include a light standard placed near the edge of the parking ramp.NTSB SEA98LA069Accident · No injuriesLimited investigationFinal reportBell 47G3B2A · Stanwood, WAThe failure of the number two connecting rod, which led to additional internal engine damage and a complete loss of power. Factors include soft terrain in the area where the pilot found it necessary to execute his forced landing.NTSB SEA98LA068Accident · No injuriesLimited investigationFinal reportPiper PA-28-160 · Monroe, WAFuel starvation due to the flight instructor's improper in-flight decision to simulate an engine failure by pulling the mixture control toward the lean position until the engine shut down, and his failure to return the mixture to the rich position until after…NTSB SEA98LA067Accident · No injuriesLimited investigationFinal reportPiper PA-20 · Arlington, WAThe pilot's failure to maintain directional control during the landing roll, and his delayed remedial action when the aircraft started to drift off the side of the runway.NTSB SEA98LA064Accident · No injuriesLimited investigationFinal reportBell 47G-3B-1 · Sedro Wooley, WAFuel contamination and subsequent carburetor fuel flow restriction initiated by the use of an improper material (incorrect fuel hose). A factor was the trees.NTSB SEA98IA060Incident · Minor injuriesIncident investigationFinal reportCessna 150L · Seattle, WAThe pilot's failure to reposition the flaps to the 20 degree position during a go-around, as called for in the Pilot's Operating Handbook. Factors include the pilot's decision to land long behind a departing aircraft, an encounter with wake turbulence during…NTSB SEA98FA056Accident · 3 fatalField investigationFinal reportCessna P210N · Royal City, WAAttempted VFR flight into IMC and terrain clearance was not maintained. A low ceiling was a factor.NTSB SEA98LA050Accident · Minor injuriesLimited investigationFinal reportHughes 369E · Seattle, WALoss of engine power due to a restricted fuel system filter.NTSB SEA98LA054Accident · No injuriesLimited investigationFinal reportSnow 600-S2C · Bickleton, WAThe pilot's mismanagement of the fuel which led to fuel exhaustion. A related factor was unsuitable terrain.NTSB SEA98LA041Accident · No injuriesLimited investigationFinal reportCessna 175 · Port Townsend, WAThe pilot's misjudged distance and speed during landing. A factor was the wet grass runway.NTSB SEA98LA039Accident · No injuriesLimited investigationFinal reportCessna 150F · Fife, WAThe fracture separation of an exhaust valve head, followed by the total failure of the associated piston. A factor was the soft terrain at the location of the forced landing.NTSB SEA98LA038Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Stanwood, WAThe pilot's failure to apply carburetor heat. Factors included carburetor icing conditions and soft terrain in the forced landing area.NTSB SEA98LA026Accident · Minor injuriesLimited investigationFinal reportCessna 172P · Kenmore, WAthe pilot's inadequately planned approach and failure to maintain directional control. The pilot's lack of total experience in kind of aircraft and haze were factors.NTSB SEA98FA023Accident · 2 fatalField investigationFinal reportAero Commander 690A · Yakima, WAA loss of aircraft control for undetermined reasons.NTSB SEA98LA022Accident · No injuriesLimited investigationFinal reportCessna 150J · Silverdale, WAIce accumulation in the carburetor throat. Factors include conditions conducive to serious carburetor icing, an inoperative starter due to a separated pull-to-start knob, and soft terrain at the location of the forced landing.NTSB SEA98LA018Accident · 3 fatalLimited investigationFinal reportAero Commander 112 · Kettle Falls, WAThe pilot's failure to maintain terrain clearance while maneuvering. Factors include the physiological impairment of the pilot's judgement due to alcohol.NTSB SEA98LA014Accident · Serious injuriesLimited investigationFinal reportPiper PA-18-150 · Battle Ground, WAThe owner/pilot's failure to properly install the fuel selector valve after removal, subsequently leading to a false indication on the valve selector handle. This led to the pilot unintentionally closing the valve and starving the engine of fuel during the…NTSB SEA98LA005Accident · No injuriesLimited investigationFinal reportPiper PA-28-151 · Vashon, WAA misjudged soft field takeoff. Factors include wet grass.NTSB FTW98IA019Incident · No injuriesIncident investigationFinal reportBoeing 757-222 · Seattle, WAMaintenance personnel's failure to properly secure the left off-wing slide door after routine slide replacement, allowing an inflight separation of the slide. Factors were inadequate training of maintenance personnel and inadequate written instructions by the…NTSB SEA98LA034Accident · No injuriesLimited investigationFinal reportCessna U-206E · Friday Harbor, WAthe pilot's failure to park with the aircraft headed into the wind in high wind conditions. A factor include the high wind condition.NTSB SEA97LA220Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Stuart Island, WAThe pilot's improper decision to land on a wet grass runway with a ten knot tailwind. Factors were the wet runway surface and tailwind.NTSB SEA97IA219Incident · No injuriesIncident investigationFinal reportBoeing 737-3T0 · Seattle, WASeparation of the ABSB-4 aileron bus cable, resulting in reduced lateral controllability of the aircraft. Related factors were wear in the cable and inadequate inspection of the cable by company maintenance personnel.NTSB SEA97FA215Accident · 3 fatalField investigationFinal reportCessna 172M · Bremerton, WAThe pilot's misjudgment of distance and altitude from the runway, and his subsequent failure to maintain clearance from the terrain. Factors contributing to the accident were dark night conditions, the pilot's improper decision to conduct the flight at night,…NTSB SEA97LA214Accident · No injuriesLimited investigationFinal reportCessna 172RG · Monroe, WAThe failure of the flight instructor to adequately perform remedial action, and her failure to abort the takeoff. Factors contributing to the accident include the premature rotation of the airplane by the dual student, the failure of the dual student to…NTSB SEA97LA213Accident · Minor injuriesLimited investigationFinal reportBarrigar RV-6 · Goldendale, WAThe pilot's failure to maintain directional control. Factors contributing to the accident were: the pilot's delayed initiation of a go-around maneuver, downhill, and soft terrain.NTSB SEA97LA209Accident · Serious injuriesLimited investigationFinal reportde Havilland DHC-1 · Winlock, WAthe pilot's failure to attain proper alignment during touchdown and failure to maintain directional control. A wet runway was a factor.NTSB LAX97GA325Accident · 3 fatalFinal reportBell 205A-1 · Sequim, WAthe pilot's intentional flight into known adverse weather conditions in mountainous terrain.NTSB SEA97LA203Accident · 1 fatalLimited investigationFinal reportPiper PA-18-150 · Harrah, WAThe pilot's failure to maintain clearance from a transmission wire while on final approach. A factor was a 40-foot high transmission wire located approximately 20 feet from the end of the airstrip.NTSB SEA97FA202Accident · Minor injuriesField investigationFinal reportMcDonnell Douglas DC-9-82 (MD-82) · Seattle, WAfatigue failure of the nose landing gear upper lock link, due in part to reduced strength after the manufacturing process was changed from forged to machined plate stock; and inadequate non-destructive inspection process for testing the link.