NTSB investigations, WY
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\" = 'WY' 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" = 'WY' 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 FTW98LA169Accident · No injuriesLimited investigationFinal reportAeronca 7DC · Wright, WYThe pilot's use of unsuitable terrain for takeoff. Factors were snow and rock covered terrain, inadequate aircraft preflight, improper aircraft servicing, and the fuel contaminated by water.NTSB FTW98LA125Accident · No injuriesLimited investigationFinal reportPiper PA-18-105 · Sheridan, WYthe pilot's improper use of carburetor heat, which resulted in loss of engine power due to carburetor ice. Factors relating to the accident were: the carburetor icing (weather) condition, and the lack of a suitable area for an emergency landing.NTSB FTW98LA116Accident · No injuriesLimited investigationFinal reportCessna 172 · Laramie, WYThe pilot's improper flare and subsequent improper go-around in that he failed to use compensating elevator control, and his loss of directional control.NTSB FTW98LA113Accident · No injuriesLimited investigationFinal reportCessna 182Q · Keeline, WYfailure of the pilot to maintain directional control of the airplane during the landing roll. Factors relating to the accident included: a snow covered/icy/muddy area on the runway, and the proximity of a snowbank to the runway.NTSB FTW98LA065Accident · No injuriesLimited investigationFinal reportArtic S-1B2 · Worland, WYloss of engine power for undetermined reason(s). A related factor was the rough and uneven terrain on which the forced landing was made.NTSB FTW97LA349Accident · No injuriesLimited investigationFinal reportAS+ AC-4B · Sundance, WYimproper planning/decision by the pilot, which led to a snag and sudden slack in the tow rope, and necessitated an aborted launch (emergency landing) after initial liftoff. This in turn led to an inadvertent stall, a wing drop, and the left wing tip dragging…NTSB FTW97LA337Accident · No injuriesLimited investigationFinal reportPiper PA-22 · Saratoga, WYThe pilot's failure to consult airplane performance data based upon the weather conditions that prevailed. Factors were terrain induced turbulence and high density altitude.NTSB FTW97LA329Accident · No injuriesLimited investigationFinal reportFairchild Heli-Porter PC6/B2-H2 · Gillette, WYFailure by the pilot in command to follow procedures and retrim the stabilizer for landing.NTSB FTW97LA318Accident · No injuriesLimited investigationFinal reportCessna 175 · Rock Springs, WYThe delayed landing flare by both student pilot and flight instructor, and the flight instructor's inadequate supervision of the student. Factors were the no flap steep approach at low airspeed.NTSB FTW97LA310Accident · No injuriesLimited investigationFinal reportWaco KNF · Wamsutter, WYThe pilot's failure to maintain directional control during the precautionary landing. A factor was a wind gust.NTSB SEA97LA160Accident · No injuriesLimited investigationFinal reportCessna 170B · Jackson, WYThe pilot's inadequate compensation for wind conditions. Gusting wind conditions was a factor.NTSB SEA97LA159Accident · Serious injuriesLimited investigationFinal reportBeech G35 · Jackson, WYThe pilot's failure to maintain directional control. Hypoxia and hypoglycemia were physical impairment factors.NTSB SEA97LA125Accident · Serious injuriesLimited investigationFinal reportCessna 402C · Rawlins, WYThe pilot's failure to maintain clearance from the terrain during the initial climb after a night takeoff. Factors include a dark night and rising terrain off the departure end of the runway.NTSB SEA97LA093Accident · No injuriesLimited investigationFinal reportPiper PA-28-140 · Rawlins, WYThe pilot's inadequate preflight planning. Factors include high density altitude, downdrafts, and rough/uneven terrain in the area where the pilot attempted the emergency landing.NTSB SEA97FA076Accident · 1 fatalField investigationFinal reportCessna 172P · Burlington, WYloss of engine power for undetermined reason(s). The lack of suitable terrain for a forced landing was a related factor.NTSB SEA97LA056Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Moorcroft, WYThe pilot's failure to maintain adequate airspeed. A factor was the pilot's low altitude flight and maneuvering.NTSB SEA97FA033Accident · 1 fatalField investigationFinal reportBeech B36TC · Jackson, WYfailure of the pilot to follow IFR procedures. High terrain, low ceiling, icing conditions, and a possible anomaly with the VOR were related factors.NTSB SEA97LA021Accident · No injuriesLimited investigationFinal reportMaule M-7-235 · Laramie, WYVFR flight by the pilot into instrument meteorological conditions (IMC), his misjudged speed/distance on final approach for landing, and his failure to attain the proper touchdown point during the landing. Factors relating to the accident include snow, low…NTSB SEA97LA015Accident · No injuriesLimited investigationFinal reportBell 206B-3 · Casper, WYloss of power for undetermined reason(s). A factor relating to the accident was: the pilot was operating outside height/velocity curve parameters, when the loss of power occurred.NTSB SEA96LA216Accident · 1 fatalLimited investigationFinal reportPiper PA-18 · Gillette, WYfailure of the pilot to see-and-avoid the obstruction (power line). The powerline was a related factor.NTSB SEA96TA207Accident · Minor injuriesFinal reportBell 206L-3 · Sheridan, WYthe pilot's improper in-flight planning/decision, concerning maneuvers to position the helicopter for aerial application; and inadvertent loss of tail rotor effectiveness, which resulted in loss of directional control and subsequent collision with the…NTSB SEA96LA205Accident · No injuriesLimited investigationFinal reportBell 206B · Greybull, WYthe pilot's misjudged recovery (remedial action) from a simulated autorotation demonstration.NTSB SEA96LA191Accident · No injuriesLimited investigationFinal reportChampion 7ECA · Lander, WYthe pilot's failure to maintain directional control of the airplane during the landing roll. Factors relating to the accident were: the variable and gusty wind conditions.NTSB SEA96LA193Accident · No injuriesLimited investigationFinal reportCessna A185E · Cody, WYfailure of the pilot to maintain directional control of the airplane and runway alignment during the takeoff roll. Factors relating to the accident were: the crosswind, and possible dragging of the right brake.NTSB SEA96LA190Accident · No injuriesLimited investigationFinal reportAviat A-1 · Worland, WYoverload failure of the landing gear axle, after its design stress limits had been exceeded at some undetermined time.NTSB SEA96LA140Accident · No injuriesLimited investigationFinal reportPiper PA-31 · Jackson, WYAn improper screw installation by an unknown individual into the instrument panel, which restricted movement of the gear handle resulting in premature disengagement of the normal landing gear extension system. A factor was one or more improperly adjusted nose…NTSB SEA96LA126Accident · No injuriesLimited investigationFinal reportPrice Berkut · Jackson, WYfailure of the electrically driven hydraulic pump; and the absence of the main landing gear over-center downlock springs, which were not installed by the previous owner/builder.NTSB SEA96LA083Accident · No injuriesLimited investigationFinal reportCessna 172 · Cheyenne, WYthe pilot's improper flare during the landing and improper recovery from the subsequent bounced landing. A factor relating to the accident was: the pilot's failure to maintain the proper approach path during the approach for landing.NTSB SEA96LA081Accident · Minor injuriesLimited investigationFinal reportForth Acro 2 · Rock Springs, WYthe pilot's improper decision to attempt a takeoff from a road with gusting crosswinds, and his failure to adequately compensate for wind conditions during the takeoff. Factors contributing to the accident were gusts, crosswinds, and windshear.NTSB SEA96MA079Accident · 3 fatalClass 1 · MajorFinal reportCessna 177B · Cheyenne, WYthe pilot-in-command's improper decision to take off into deteriorating weather conditions (including turbulence, gusty winds, and an advancing thunderstorm and associated precipitation) when the airplane was overweight and when the density altitude was…NTSB SEA96LA068Accident · 1 fatalLimited investigationFinal reportSchweizer G-164B · Point Of Rocks, WYthe pilot's inadvertent VFR flight into instrument meteorological conditions (IMC), and his failure to maintain aircraft control due to spatial disorientation. Factors relating to the accident were: the low ceiling and snow.NTSB SEA96TA050Accident · No injuriesFinal reportBell 206B · Kemmerer, WYthe selection of an unsuitable landing zone by the pilot.NTSB SEA96FA010Accident · 1 fatalField investigationFinal reportMaule M-5-235C · Alta, WYthe corrosion, consequent fatigue cracking and ultimate separation of the right wing forward lift strut.NTSB SEA95LA226Accident · No injuriesLimited investigationFinal reportCessna 340 · Riverton, WYa partial loss of hydraulic fluid in the left brake system rendering the left brake inoperative.NTSB SEA95FA199Accident · 2 fatalField investigationFinal reportPiper PA-24-250 · Sheridan, WYfuel starvation for undetermined reasons. The lack of suitable terrain for the forced landing was a factor.NTSB SEA95LA180Accident · No injuriesLimited investigationFinal reportMooney M20A · Rock Springs, WYThe pilot's failure to maintain control of the aircraft. Factors include the uneven runway condition, the information regarding the crowned condition not being disseminated by airport personnel, and the inadequate review/inspection of the condition by FAA…NTSB SEA95LA162Accident · Minor injuriesLimited investigationFinal reportCessna 210 · Cody, WYThe pilot's failure to refuel which resulted in a loss of power due to fuel exhaustion.NTSB SEA95LA150Accident · No injuriesLimited investigationFinal reportCessna 170B · Afton, WYDirectional control was not maintained. Factors to the accident were: inadequate remedial action and a stall not identified.NTSB SEA95LA147Accident · No injuriesLimited investigationFinal reportCessna A188B · Esterbrook, WYThe pilot's failure to attain the proper touchdown point and airspeed for landing. Contributing to the accident were high density altitude, the short landing area, and the pilot's failure to initiate a go-around in time to allow recovery from the situation.NTSB SEA95FA136Accident · 1 fatalField investigationFinal reportAlon Aircoupe A-2 · Cody, WYThe pilot's failure to maintain clearance from terrain while maneuvering to reverse course. A factor was the downdrafts encountered in the mountainous terrain.NTSB SEA95LA133Accident · No injuriesLimited investigationFinal reportCessna 152 · Saratoga, WYThe pilot's improper handling of the airplane during landing.NTSB SEA95LA109Accident · Minor injuriesLimited investigationFinal reportBoeing A75N1 · Rawlins, WYThe pilot's failure to maintain a proper climb rate. Factors contributing to the accident were the high density altitude and the rising terrain.NTSB SEA95FA101Accident · 1 fatalField investigationFinal reportPiper PA-34-200T · Cheyenne, WYfailure of the pilot to maintain sufficient altitude/clearance from rising terrain. Factors relating to the accident were: low light conditions at dusk, low ceilings with thunderstorms in the area, and continued flight by the pilot into adverse weather…NTSB FTW95FA177Accident · 1 fatalField investigationFinal reportBeech 60 · Cheyenne, WYThe pilot's failure to maintain aircraft control. Factors were the instrument weather conditons and the excessive workload imposed on the solo pilot attempting to deal with an emergency situation while flying in instrument meteorological conditions.NTSB SEA95LA080Accident · Minor injuriesLimited investigationFinal reportCessna 172L · Wheatland, WYThe pilot's continued flight into known adverse weather conditions. A factor in the accident was the airframe icing encountered during the flight.NTSB SEA95LA059Accident · Minor injuriesLimited investigationFinal reportIsrael Aircraft Industries 1124A · Gillette, WYThe pilot in command's failure to retract the spoilers and the consequent high sink rate on an unstabilized final approach. Factors contributing to the accident were: icing conditions, both pilots diverted attention, inadequate flight crew coordination, and…NTSB SEA95FA038Accident · 3 fatalField investigationFinal reportBeech V35 · Moose, WYThe pilot's failure to fly the proper glidepath. A factor was the dark night light conditions.NTSB SEA95LA032Accident · Minor injuriesLimited investigationFinal reportPitts S-2B · Afton, WYThe pilot's failure to maintain directional control, and his inadequate remedial action. Factors include snow covered terrain at the edge of the runway.NTSB SEA95LA028Accident · No injuriesLimited investigationFinal reportPiper PA-28-236 · Medicine Bow, WYThe failure of the magneto system due to shorting of both magneto coils to the magneto housing and the lack of suitable terrain to make a forced landing.NTSB SEA95LA027Accident · No injuriesLimited investigationFinal reportCessna 180 · Lonetree, WYThe restricted movement of the carburebor float.