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 SEA02LA055Accident · Minor injuriesLimited investigationFinal reportCessna 152 · NAS Whidbey, WAThe pilot's improper decision to taxi behind a standing large military turbo-prop aircraft, which he knew may be performing periodic engine test runs, without first initiating communications to insure that the engine power on the standing aircraft would…NTSB SEA02LA056Accident · Minor injuriesLimited investigationFinal reportCessna 120 · Deer Park, WALoss of directional control while landing. A drainage ditch was a factor.NTSB SEA02LA054Accident · Minor injuriesLimited investigationFinal reportCessna 170B · Rainier, WAThe pilot's failure to maintain the proper decent rate on approach. A factor was the trees in close proximity to the airport.NTSB SEA02LA051Accident · No injuriesLimited investigationFinal reportBell/Garlick UH-1H · Dayton, WAA loss of power for undetermined reason(s). Contributing factors were the pilot's delayed decision to jettison the empty bucket and the trees impacted during the auto-rotation landing.NTSB SEA02LA049Accident · No injuriesLimited investigationFinal reportBoeing 757-200 · Seattle, WAThe failure of the deicing truck driver to insure that the deicing basket boom remained clear of the aircraft structure as he backed away from the position he had been in while performing deicing procedures.NTSB SEA02LA045Accident · No injuriesLimited investigationFinal reportGunderson Floatmaster · Elma, WALoss of engine power for undetermined reasons. Soft terrain was a factor.NTSB SEA02LA043Accident · No injuriesLimited investigationFinal reportBeech G35 · Anacortes, WAThe pilot's inadvertent failure to lower the landing gear prior to touchdown.NTSB SEA02LA042Accident · No injuriesLimited investigationFinal reportCessna 172 · Concrete, WAThe pilot's failure to maintain adequate clearance/altitude while reversing course and turning towards rising, tree covered terrain in downdraft conditions. Contributing factors were trees, rising terrain, downdrafts and the pilot's in-flight decision to turn…NTSB SEA02FA036Accident · Serious injuriesField investigationFinal reportAero Commander 520 · Puyallup, WAThe pilot's failure to maintain aircraft control during takeoff. Trees were a factor.NTSB SEA02LA033Accident · No injuriesLimited investigationFinal reportBeech B-19 · Moses Lake, WAThe instructor's inadequate supervision of the student pilot. Also, the dual student's incorrect use of the fuel selector valve. A factor was the uneven terrain.NTSB SEA02FA030Accident · Serious injuriesField investigationFinal reportAgusta A109A II · Baring, WAThe sequential non-mechanical total loss of power in both engines 1 and 2 for undetermined reasons and the pilot's failure to maintain adequate rotor RPM to prevent a hard landing. Contributing factors were the tripped "RPM WARN" circuit breaker which…NTSB SEA02LA028Accident · No injuriesLimited investigationFinal reportCessna 150M · Clinton, WAFuel exhaustion while in cruise flight resulting in a loss of engine power and the pilot's failure to refuel the aircraft. The pilot's inadequate preflight planning/preparation and a fence post were factors.NTSB SEA02FA027Accident · 1 fatalField investigationFinal reportCessna 150G · Ilwaco, WAA loss of engine power for an undetermined reason, and the pilot's failure to maintain airspeed during a low altitude turn.NTSB SEA02LA026Accident · Minor injuriesLimited investigationFinal reportRobinson R22 Beta · Renton, WAThe flight instructor's failure to ensure that adequate altitude/clearance above the ground was maintained during hovering flight, resulting in an inadvertent ground contact and subsequent loss of control of the helicopter. A factor was the flight…NTSB SEA02LA024Accident · No injuriesLimited investigationFinal reportHughes 369E · Grand Coulee, WAThe net gunner's improper decision to fire the net gun at an angle that allowed the net to become entangled in the main rotor system. A factor was foreign object damage to the main rotor blades.NTSB SEA02LA018Accident · No injuriesLimited investigationFinal reportLuscombe 8C · Olympia, WADirectional control not maintained during the landing roll. Factors include main gear overload and standing water on the runway.NTSB SEA02LA017Accident · No injuriesLimited investigationFinal reportCessna 172N · Snohomish, WAThe student pilot misjudged the distance from a fence during taxi. The flight instructors inadequate supervision and the fence were factors.NTSB SEA02LA015Accident · No injuriesLimited investigationFinal reportCessna 402B · Pasco, WAthe pilot's failure to keep the aircraft from touching down short of the displaced threshold, and his failure to maintain directional control after the aircraft's left main gear tire deflated as a result of impacting the lip at the beginning of the subject…NTSB SEA02LA013Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Brewster, WAThe magneto was inadvertently switched off by the pilot during the climb. A tree was a factor.NTSB SEA02LA016Accident · No injuriesLimited investigationFinal reportPiper PA-28R-200 · Puyallup, WAThe pilots' failure to maintain aircraft control on short final, resulting in a touchdown off of the prepared landing surface. A factor was grassy terrain encountered on the landing rollout.NTSB SEA02LA012Accident · 1 fatalLimited investigationFinal reportThurston Pitts S-1S · Eatonville, WAThe pilot's unsuccessful corrective action (recovery) from an inverted spin. A contributing factor was the pilot's encounter with the inverted spin maneuver.NTSB SEA02FA002Accident · 3 fatalField investigationFinal reportCessna 172N · Decatur Island, WAThe pilot's failure to maintain airspeed during a low altitude turn, resulting in a stall. The pilot exceeding the aircraft's maximum gross takeoff weight was a factor.NTSB SEA01LA171Accident · No injuriesLimited investigationFinal reportCessna 172M · Seattle, WAPilot's failure to maintain an adequate visual lookout during taxi. A fence was a factor.NTSB SEA01LA169Accident · No injuriesLimited investigationFinal reportCessna 172N · Pasco, WAThe DHC-8 maintenance crew's failure to maintain radio contact with the tower during its engine run. Factors included the tower controller not issuing a safety advisory on the DHC-8 engine run to the accident pilot as recommended by FAA guidance, and the…NTSB SEA01LA168Accident · Minor injuriesLimited investigationFinal reportCessna 172RG · Carbonado, WAThe pilot-in-command's failure to utilize carburetor heat resulting in a loss of power and consequent descent into trees and terrain. Contributing factors were carburetor icing conditions and mountainous/hilly terrain.NTSB SEA01LA165Accident · No injuriesLimited investigationFinal reportCessna T210L · Olympia, WAThe inability of the landing gear to fully extend due to the failure of a hydraulic hose in the nose gear extension system.NTSB SEA01LA162Accident · No injuriesLimited investigationFinal reportBoeing Stearman A75N1 · Shelton, WAThe binding/grabbing of the right main gear braking system during the landing roll.NTSB SEA01LA160Accident · Serious injuriesLimited investigationFinal reportShank Kitfox Model II · Battle Ground, WAThe pilot's failure to maintain adequate airspeed during climbout.NTSB SEA01LA158Accident · 1 fatalLimited investigationFinal reportMatey Hawker Hurricane · Buckley, WAA loss of power for undetermined reasons, and the pilot's inflight decision to attempt a 180 degree turn back to the runway from low altitude and his failure to maintain sufficient flying airspeed during the turn. A contributing factor was drug impairment of…NTSB SEA01LA157Accident · No injuriesLimited investigationFinal reportSuper Quickie 2 · Bonney Lake, WAImproper carburetor adjustment resulting in a total loss of engine power while in a descent configuration. Factors include an excessively lean mixture setting and unsuitable terrain for landing.NTSB SEA01LA153Accident · Serious injuriesLimited investigationFinal reportLet Blanik L-13 · Enumclaw, WAThe premature release of the towline and the pilot's improper selection of a landing area following the release. Factors include improper preflight planning.NTSB SEA01LA150Accident · Minor injuriesLimited investigationFinal reportI.C.A. Brasov IS-28B2 · Wenatchee, WAFailure to maintain clearance from terrain during a low altitude turn. The second pilot overshooting the runway was a contributing factor to the accident.NTSB SEA01LA154Accident · No injuriesLimited investigationFinal reportRepublic RC-3 · Chimacum, WAAn internal ground in the right magneto followed by an internal ground evidenced by arcing in the left ignition coil unit, which led to failure of both the right magneto and the left coil ignition system respectively during cruise. Contributing factors were a…NTSB SEA01LA149Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Quincy, WAThe failure of the impeller assembly as a consequence of impeller rub and binding within the impeller collector case for undetermined reasons.NTSB SEA01LA147Accident · No injuriesLimited investigationFinal reportSchweizer SGS 1-26B · Rock Island, WAThe student pilot's improper inflight planning and decision (delay in establishing an approach to a suitable landing area) and his subsequent failure to attain the proper glidepath for the selected landing area, resulting in an overshoot of the selected…NTSB SEA01LA146Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Latah, WAthe failure of a cylinder head exhaust rocker shaft boss while the aircraft was performing aerial application. Factors include soft terrain and a drop-off in the field where the emergency landing took place.NTSB SEA01FA145Accident · 6 fatalField investigationFinal reportPiper PA-32-260 · Puyallup, WAThe pilot's failure to maintain adequate airspeed during departure resulting in a stall. Trees were a factor in the accident.NTSB SEA01TA143Accident · No injuriesFinal reportBoeing Helicopters Div. H500D · Union Gap, WAThe complete loss of engine power at cruise for undetermined reasons. Factors include a landing area that was restricted/confined due to adjacent trees, and an intentional abrupt flare resulting in a hard landing.NTSB SEA01LA141Accident · No injuriesLimited investigationFinal reportTaylor Smith Mini DSA-1 · Sultan, WAThe separation/loss of the bolt and castle nut which connected the elevator bellcrank to the control stick pushrod resulting in a disconnect between the cockpit and the control surface and ultimately, the pilot's total loss of pitch control.NTSB SEA01LA140Accident · No injuriesLimited investigationFinal reportBoeing E75N1 · Spokane, WAThe pilot landed with insufficient formation spacing behind the lead aircraft, resulting in an encounter with the lead aircraft's wake turbulence, and subsequently lost directional control during landing roll.NTSB SEA01LA136Accident · No injuriesLimited investigationFinal reportCessna 180K · Quincy, WAThe pilot's failure to maintain directional control during the landing roll. Factors include an encounter with a dust devil/whirlwind.NTSB SEA01LA135Accident · No injuriesLimited investigationFinal reportPiper PA-28-180 · Oak Harbor, WAThe pilot's inadequate remedial action while on final approach. The encounter with wake turbulence was a factor.NTSB SEA01LA132Accident · No injuriesLimited investigationFinal reportPiper PA-22-160 · Friday Harbor, WAThe pilot's failure to maintain directional control during landing.NTSB SEA01LA130Accident · No injuriesLimited investigationFinal reportPiper PA-28-181 · Tekoa, WAThe non-current pilot's failure to maintain sufficient altitude or clearance with wheat crops on short final, and the flight instructor's inadequate remedial action. Factors included wheat crops and a dirt bank on short final, the runway's lack of a visual…NTSB SEA01LA129Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Fragaria, WAThe pilot's failure to maintain adequate directional control. Contributing factors were the embankment and the deer.NTSB SEA01LA120Accident · No injuriesLimited investigationFinal reportCessna 150L · Port Townsend, WAAn improper decision by the pilot to initiate an evasive maneuver toward the ground at low altitude, resulting in a hard landing. A factor was the aircraft's low altitude.NTSB SEA01LA119Accident · Minor injuriesLimited investigationFinal reportShaub EAA Biplane (P-2) · Zillah, WAThe pilot's failure to maintain directional control. A contributing factor was a tailwind.NTSB SEA01LA116Accident · 2 fatalLimited investigationFinal reportYakovlev YAK 52 · Custer, WAThe first pilot's failure to maintain aircraft control while maneuvering. Factors include an inadvertent stall.NTSB SEA01LA115Accident · Serious injuriesLimited investigationFinal reportBeech E35 · Eastsound, WAFailure of the engine driven fuel pump due to a worn snap ring which resulted in a loss of engine power during initial climb. Failure to comply with Service Bulletin inspection instructions, and collision with trees were factors.NTSB SEA01LA114Accident · No injuriesLimited investigationFinal reportChampion 7EC · Mattawa, WAThe pilot's failure to maintain directional control of the aircraft during the landing roll. Contributing factors were the gusty crosswind condition and the high vegetation (sage brush) which the aircraft rolled into before nosing over.