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 SEA96FA071Accident · Minor injuriesField investigationFinal reportCessna U206E · Renton, WAthe pilot's initiation of a flight with a known disqualifying heart condition, and his subsequent inflight incapacitation from a heart attack. A factor relating to the accident was: the inability of the non-rated passenger (unqualified person) to attain a…NTSB SEA96LA067Accident · Minor injuriesLimited investigationFinal reportCessna 182P · Darrington, WAa ditching of the airplane for undetermined reason(s).NTSB SEA96LA060Accident · Minor injuriesLimited investigationFinal reportCessna 150G · Vancouver, WAthe pilot's failure to use carburetor heat, and his delay in aborting the takeoff after noting sluggish acceleration. Factors were: the carburetor icing conditions, the trees off the end of the runway, and the soft ground conditions in the forced landing area.NTSB SEA96LA059Accident · No injuriesLimited investigationFinal reportPiper PA-23-150 · Spanaway, WAfailure of the pilot to use all available runway, including the overrun area, to stop the airplane. Factors relating to the accident were: the wet runway, and the pilot's inability to see the overrun from the runway due to the sloping terrain.NTSB SEA96LA056Accident · No injuriesLimited investigationFinal reportCessna 172P · Cashmere, WAthe pilot's selection of the wrong runway for landing, by not observing a procedure to land uphill during calm wind conditions, and his subsequent failure to retract the flaps during landing roll, as recommended by the airplane's short-field landing…NTSB SEA96LA057Accident · No injuriesLimited investigationFinal reportLuscombe 8A · Puyallup, WAthe owner's failure to comply with requirements for annual inspections of the airplane, and the debonding of the right brake lining and subsequent jamming of the lining into the right main wheel.NTSB SEA96LA047Accident · No injuriesLimited investigationFinal reportCessna 172M · Mcleary, WAfailure of the pilot to maintain sufficient altitude/clearance from mountainous/wooded terrain. Factors relating to the accident were: the terrain and downdraft conditions.NTSB SEA96FA040Accident · 3 fatalField investigationFinal reportCessna 401A · Spokane, WAfailure of the pilot to follow proper IFR procedures, by failing to maintain proper alignment with the localizer course during the ILS approach and/or by failing to follow the proper missed approach procedure. Factors relating to the accident were: darkness;…NTSB SEA96FA039Accident · Minor injuriesField investigationFinal reportConvair 340 · Spokane, WAthe pilot's improper management of the fuel/system, which resulted in loss of power in both engines, due to fuel starvation. Factors relating to the accident were: false indications of the cockpit fuel gauges, darkness, and the presence of a berm in the…NTSB SEA96LA045Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Camas, WAFailure of the pilot to ensure that the landing gear was extended before landing.NTSB SEA96FA034Accident · 2 fatalField investigationFinal reportPiper PA-18-150 · Kapowsin, WAthe pilot's failure to maintain aircraft control and terrain clearance. Turbulence was a factor.NTSB SEA96FA029Accident · 1 fatalField investigationFinal reportCessna 340A · Mead, WAthe pilot's failure to maintain terrain clearance in mountainous terrain. Factors contributing to the accident were: dark night conditions, mountainous terrain, and instrument meteorological conditions.NTSB SEA96LA028Accident · No injuriesLimited investigationFinal reportCessna 152 · Chimacum, WAthe pilot-in-command's delayed application of carburetor heat which resulted in a power loss due to carburetor ice. Carburetor icing conditions, a short takeoff area, and a ditch at the end of the airstrip were factors.NTSB SEA96LA023Accident · 1 fatalLimited investigationFinal reportHardesty/Hays Quickie Q2 · Puyallup, WAa loss of engine power for undetermined reasons, the pilot's failure to maintain adequate airspeed, and his improper decision to attempt a 180-degree turn back toward the runway during the forced landing.NTSB SEA96LA015Accident · Minor injuriesLimited investigationFinal reportCessna 150G · Douglas, WAThe pilot fell asleep.NTSB CHI96LA009Accident · No injuriesLimited investigationFinal reportCessna 180R · Seattle, WAthe pilot's failure to maintain control of the airplane during the landing roll. A factor in the accident was the gusty wind conditions.NTSB SEA96LA001Accident · 1 fatalLimited investigationFinal reportRasmussen Kitfox 2 · Battle Ground, WAfailure of the pilot to maintain adequate airspeed during the initial climb after takeoff, which resulted in a stall/mush and subsequent collision with trees and the ground.NTSB SEA95LA228Accident · No injuriesLimited investigationFinal reportCessna 182R · Spokane, WAfailure of the pilot to properly flare the airplane during the landing. Factors relating to the accident were: the pilot's improper approach to land, exceeding the proper touchdown point for landing, failure to go-around, while there was sufficient runway…NTSB SEA95LA222Accident · No injuriesLimited investigationFinal reportCessna 150M · College Place, WAthe pilot-in-command's inaccurate fuel consumption calculations which led to fuel exhaustion.NTSB SEA95LA227Accident · No injuriesLimited investigationFinal reportTexas Helicopter OH-13E · Yakima, WAFatigue failure of the bolt attaching the scissor arm assembly to the pitch control support assembly. The failure of the bolt led to a loss of collective pitch control and reduced rotor RPM.NTSB SEA95FA214Accident · 3 fatalField investigationFinal reportAgusta A109A II · Winslow, WAthe pilot failed to maintain sufficient altitude/clearance above the surface of water, while flying over calm water conditions at night. Factors relating to the accident were: darkness, low ceiling, fog, glassy (calm) water conditions, and the lack of visual…NTSB SEA95LA215Accident · No injuriesLimited investigationFinal reportSocata Rallye 150 ST · Yakima, WAThe pilot's inadequate compensation for wind conditions. The downdraft was a factor.NTSB SEA95LA203Accident · Serious injuriesLimited investigationFinal reportEiriavion PIK 20B · Ephrata, WAThe pilot's failure to maintain clearance from from the fence post. The sunglare was a factor.NTSB SEA95FA213Accident · 1 fatalField investigationFinal reportCessna P210N · Black Diamond, WAimproper maintenance which led to oil starvation due to a inadequately tightened B-nut in an oil line. A factor was the lack of suitable terrain for a forced landing.NTSB SEA95LA210Accident · No injuriesLimited investigationFinal reportBell 206L-3 · Castle Rock, WAsabotage by a hunter (shooting at the helicopter with a crossbow).NTSB SEA95FAMS1Accident · 3 fatalMissing aircraftFinal reportPiper PA-28-140 · Missing, WAUndetermined until the Missing aircraft is located.NTSB SEA95LA205Accident · Minor injuriesLimited investigationFinal reportCessna 150 · Stehekin, WAThe pilot's failure to maintain airspeed after takeoff.NTSB SEA95FA198Accident · 1 fatalField investigationFinal reportBeech A24R · Yakima, WAThe pilot's failure to maintain clearance from a tree. Factors related to the accident were: the pilot's poor judgment and ostentatious display to buzz.NTSB SEA95LA202Accident · Minor injuriesLimited investigationFinal reportde Havilland DHC-2 · Blakely Island, WAThe pilot's inadequate compensation for wind conditions during takeoff. A factor was the sudden change in wind direction.NTSB SEA95LA197Accident · Minor injuriesLimited investigationFinal reportCessna 206 · Spokane, WAthe pilot's failure to maintain airspeed while trying to clear a transmission wire. Factors include a transmission wire near the end of the takeoff area and glassy water.NTSB SEA95LA183Accident · Minor injuriesLimited investigationFinal reportBeech V35A · Chimacum, WAthe improper top overhaul of the engine and subsequent release of the cylinder hold-down nuts/breakage of hold-down and through-bolts. Factors contributing to the accident were the fence posts and rough/uneven terrain.NTSB SEA95LA182Accident · No injuriesLimited investigationFinal reportCessna 177B · Seattle, WALoss of engine power for undetermined reason(s).NTSB SEA95LA179Accident · No injuriesLimited investigationFinal reportCessna T188C · Mattawa, WAA partial loss of engine power for undetermined reasons.NTSB SEA95LA172Accident · No injuriesLimited investigationFinal reportPiper PA-28-140 · Sekiu, WAThe pilot's continued flight into adverse weather necessitating a landing on a highway. The weather was a factor.NTSB SEA95FA171Accident · 2 fatalField investigationFinal reportCessna 172M · Quilcene, WAThe pilot's continued VFR flight into instrument meteorological conditions, and his failure to maintain clearance from the mountains. Factors in the accident were the clouds and mountainous terrain.NTSB SEA95LA159Accident · No injuriesLimited investigationFinal reportCessna 402B · Wenatchee, WAImproper installation (failure to install cotter key) by company maintenance personnel.NTSB SEA95LA188Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Ephrata, WAThe pilot's inadequate compensation for wind conditions. Factors contributing to the accident were crosswinds and gusts.NTSB SEA95LA164Accident · Serious injuriesLimited investigationFinal reportStinson 108-2 · Deer Park, WAA loss of engine power for undetermined reasons. A factor in the accident was the pilot's lack of proficiency in wheel-landings.NTSB SEA95LA160Accident · No injuriesLimited investigationFinal reportCessna 172 · Mazama, WAThe pilot's failure to maintain adequate airspeed for the wind conditions during climbout. The gusty wind condition was a factor.NTSB SEA95LA151Accident · No injuriesLimited investigationFinal reportPiper PA-28-160 · Kent, WAThe pilot's failure to maintain clear of the trees. The dark night light condition was a factor.NTSB SEA95LA152Accident · No injuriesLimited investigationFinal reportBotteron Q-2 · Arlington, WAThe nonpilot-rated mechanic's impairment of judgment and performance due to alcohol; improper decision by the mechanic (unqualified person) to flight check the airplane; and fuel exhaustion after takeoff, due to an inadequate supply of fuel.NTSB SEA95LA155Accident · No injuriesLimited investigationFinal reportCessna 172P · Vashon, WAThe loss of engine power due to connecting rod bolt overload failure. The rough, uneven terrain in the emergency landing area was a factor.NTSB SEA95LA145Accident · 2 fatalLimited investigationFinal reportWheeler Kitfox V · Silvana, WAThe pilot's failure to maintain aircraft control. The emergency ballistic parachute not being deployed was a factor in the accident.NTSB SEA95LA143Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Odessa, WALoss of engine power due to a cracked cylinder.NTSB SEA95LA140Accident · No injuriesLimited investigationFinal reportCessna 182R · Copalis Beach, WAThe pilot's selection of an unsuitable landing area.NTSB SEA95LA139Accident · Serious injuriesLimited investigationFinal reportHughes 369HS · Orting, WAThe pilot's failure to see and avoid the cable.NTSB SEA95LA144Accident · Minor injuriesLimited investigationFinal reportChampion 7GCBC · Moses Lake, WAThe pilot's failure to maintain directional control during the landing and go around. The crosswind and gusty wind conditions were factors in the accident.NTSB SEA95LA129Accident · Minor injuriesLimited investigationFinal reportSagerser Rotorway Executive · Enumclaw, WAA power surge for undetermined reasons, and the pilot's misjudgement of distance and altitude during the autorotation.NTSB SEA95LA126Accident · Serious injuriesLimited investigationFinal reportBell 47G-2 · Zillah, WAThe failure of company maintenance personnel to perform adequate inspections of the helicopter, and the failure of the cyclic control rod due to corrosion.NTSB SEA95LA125Accident · Minor injuriesLimited investigationFinal reportCessna 180H · Monroe, WAThe pilot's failure to maintain airspeed.