NTSB investigations, WI
180,604 investigations by the National Transportation Safety Board since 1962: 174,583 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\" = 'WI' 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" = 'WI' 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 CEN16FA171Accident · 1 fatalField investigationFinal reportMcdonnell Douglas Helicopter 369E · Reedsville, WIThe failure of the power turbine governor's dual-spool bearing due to a lack of lubrication, which resulted in a complete loss of engine power and subsequent impact with terrain.NTSB CEN16LA123Accident · Serious injuriesLimited investigationFinal reportBrockman William A Challenger II · Neshkoro, WIA total loss of engine power for reasons that could not be determined, as postaccident examination revealed no anomalies that would have precluded normal operation. Contributing to the accident was the non-certificated pilot's decision to maneuver at low…NTSB CEN16LA097Accident · No injuriesLimited investigationFinal reportPiper PA 28-140 · Sturtevant, WIThe pilot's failure to maintain a proper glidepath during a landing at dusk, which resulted in impact with a moving ground vehicle. Contributing to the accident was the inoperative precision approach path indicator.NTSB CEN16LA069Accident · Serious injuriesLimited investigationFinal reportCirrus Design SR22 · Watertown, WIThe pilot’s improper in-flight fuel management, which resulted in a total loss of engine power due to fuel starvation. Contributing to the accident was the pilot’s failure to switch fuel tanks after the engine lost power, and his delayed decision to activate…NTSB CEN16LA043Accident · Minor injuriesLimited investigationFinal reportHickham Lancair IV-P · Shawano, WIA total loss of engine power due to a dual magneto failure, as a result of an exceedance of the engine’s operating limitations while maneuvering.NTSB GAA16CA067Accident · Minor injuriesData collectionFinal reportTaylorcraft BC12 65 · New Lisbon, WIThe pilot's exceedance of the airplane's critical angle of attack, resulting in an inadvertent aerodynamic stall and impact with terrain.NTSB CEN16LA021Accident · No injuriesLimited investigationFinal reportPiper PA 28-235 · Winneconne, WIAn engine compartment fire during landing, which resulted in extensive fire damage, for reasons that could not be determined during examinations of the remaining wreckage.NTSB GAA15CA287Accident · No injuriesData collectionFinal reportPiper PA 24 · West Bend, WIThe pilot's failure to maintain his descent rate during the landing, which resulted in a hard landing and runway excursion.NTSB GAA15CA279Accident · No injuriesData collectionFinal reportBrunzlick Larry R Seawind 3000 Experim · Pelican Lake, WIAbnormal runway contact which precipitated a loss of directional control and impact with water.NTSB CEN15LA418Accident · Minor injuriesLimited investigationFinal reportCessna 421B · Platteville, WIThe partial loss of right engine power for undetermined reasons with insufficient runway remaining for the aborted takeoff.NTSB GAA15CA290Accident · No injuriesData collectionFinal reportCessna 172M · Shiocton, WIThe pilot's decision to continue to land at an unlighted airstrip, at night, after the landing light failed on approach, which resulted in a bounced landing, runway excursion, and collision with terrain.NTSB CEN15LA413Accident · Minor injuriesLimited investigationFinal reportVenus CP328 Super Emeraude · Port Wing, WIThe pilot’s undershooting the landing area and the subsequent impact with a hay bale. Also causal to the accident was the operation of the airplane in conditions conducive to carburetor icing, which reduced the engine power during the landing.NTSB CEN15LA399Accident · 1 fatalLimited investigationFinal reportWeatherly 620B · Hancock, WIThe in-flight failure of the left wing lower forward attach point under normal loading conditions due to corrosion and fatigue cracking in the center section hinge brackets. Contributing to the accident was the operator's inadequate maintenance and overweight…NTSB CEN15CA348Accident · Minor injuriesData collectionFinal reportRobinson R44 · Kansasville, WIThe pilot's inability to see and avoid power lines that were low to the ground and a green color that blended with the background crops.NTSB CEN15LA345Accident · No injuriesLimited investigationFinal reportAir Tractor AT 401 · Nekoosa, WIThe pilot’s inadequate preflight planning, which resulted in his attempt to take off for the agricultural application flight with the airplane over its maximum gross weight in high-density altitude conditions and led to the airplane’s degraded climb…NTSB CEN15LA333Accident · Serious injuriesLimited investigationFinal reportCessna 182 · Watertown, WIThe total loss of engine power due to carburetor icing.NTSB CEN15FA328Accident · 2 fatalField investigationFinal reportSocata TBM 700 · Milwaukee, WIThe pilot's improper pitch control during the landing, which resulted in the propeller striking the runway, and his failure to maintain adequate airspeed during the subsequent go-around, which resulted in the airplane exceeding its critical angle of attack…NTSB CEN15FA320Accident · 4 fatalField investigationFinal reportBeech M35 · Amery, WIThe pilot’s loss of airplane control while maneuvering with the airplane near its maximum gross weight, which resulted in the airplane exceeding its critical angle-of-attack and entering an aerodynamic stall.NTSB CEN15FA315Accident · 2 fatalField investigationFinal reportSanford Zenith CH 601XL · Bristol, WIThe pilot’s failure to maintain airspeed and airplane control following a loss of engine power during cruise flight. Contributing to the accident was the installation of ignition system coils that were not engine-manufacturer replacement parts, which…NTSB CEN15FA311Accident · Serious injuriesField investigationFinal reportPiper PA-46-310P · Oshkosh, WIThe pilot's failure to perform a go-around after receiving a modified landing clearance and his failure to maintain adequate airspeed while maneuvering to land, which resulted in the airplane exceeding its critical angle of attack in a steep bank and entering…NTSB CEN15LA351Accident · Minor injuriesLimited investigationFinal reportRoberts Bruce W Vans Aircraft RV 9A · Land O' Lakes, WIThe pilot’s failure to maintain a proper descent rate, which resulted in a hard landing.NTSB GAA15CA180Accident · No injuriesData collectionFinal reportPietenpol AIR Camper · Burlington, WIThe student pilot's failure to maintain pitch control during the landing touchdown, resulting in a hard landing.NTSB GAA15CA177Accident · Minor injuriesData collectionFinal reportCentrair 101A · Hartford, WIThe glider pilot's failure to connect the elevator to the elevator control rod during the assembly process, resulting in a loss of control, and a collision with terrain during takeoff.NTSB CEN15LA279Accident · No injuriesLimited investigationFinal reportMooney M20K · Sheboygan, WIOil starvation due to preignition in the No. 5 cylinder as a result of failed spark plugs; the top and sides of the piston head were eroded, which allowed the exhaust gases caused by the preignition to pressurize the crankcase and force engine oil out of the…NTSB GAA15CA159Accident · No injuriesData collectionFinal reportVans RV-12 · Oshkosh, WIThe pilot's failure to monitor the airplane's glide path during the final approach, which resulted in a low approach path and impact with terrain.NTSB GAA15CA122Accident · No injuriesData collectionFinal reportContinental Copters Tomcat MK5A · Elk Mound, WIThe pilot's failure to maintain a positive rate of climb after taking off from the service truck, which resulted in the helicopter impacting terrain.NTSB CEN15FA249Accident · 2 fatalField investigationFinal reportMonnett John T JR Sonex SA · Oshkosh, WIThe pilot's failure to maintain sufficient airspeed following a loss of engine power during initial takeoff climb, which resulted in the airplane's wing exceeding its critical angle-of-attack and a subsequent aerodynamic stall. The reason for the loss of…NTSB CEN15LA242Accident · No injuriesLimited investigationFinal reportBellanca 8KCAB · Superior, WIA stuck aileron due to a battery that had become jammed in the aileron bell crank.NTSB CEN15LA217Accident · Minor injuriesLimited investigationFinal reportCessna 150F · Neillsville, WIA partial loss of engine power for reasons that could not be determined because a postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB CEN15LA195Accident · 1 fatalLimited investigationFinal reportQuad City Challenger - II · Chippewa Falls, WIThe pilot’s incapacitation due to a cardiovascular event, which resulted in a loss of control and subsequent impact with terrain.NTSB GAA15CA033Accident · No injuriesData collectionFinal reportLancair LC 40 550FG · Middleton, WIThe pilot's failure to maintain directional control during landing. Contributing to the accident was the pilot's inadequate compensation for the crosswind during landing.NTSB GAA15CA009Accident · No injuriesData collectionFinal reportBeech 76 · Juda, WIThe pilot's improper fuel planning, which resulted in fuel exhaustion, and a loss of engine power enroute.NTSB CEN15FA119Accident · 1 fatalField investigationFinal reportCessna 182L · Owen, WIThe flight instructor's decision to initiate flight into forecasted icing conditions in an airplane that was not certified or equipped for flight into icing conditions, which resulted in significant structural ice accumulation to the extent that the airplane…NTSB CEN15CA071Accident · Minor injuriesData collectionFinal reportPiper PA 18-150 · Minocqua, WIThe pilot did not maintain directional control of the airplane during the landing flare when a sudden wind shift occurred.NTSB CEN15CA072Accident · Minor injuriesData collectionFinal reportCubcrafters CC11-160 · Middleton, WIThe pilot's failure to maintain control of the airplane while braking during landing rollout.NTSB CEN15FA027Accident · 1 fatalField investigationFinal reportCessna T210M · Bay City, WIThe non-instrument rated pilot’s continued visual flight into instrument flight rules conditions, which resulted in an in-flight loss of control.NTSB CEN15LA020Accident · No injuriesLimited investigationFinal reportKovars Gary D Zenith Zodiak 601XL · Richland Center, WIThe loss of engine power due to carburetor icing.NTSB CEN14CA515Accident · Minor injuriesData collectionFinal reportCessna 150J · Brookfield, WIThe pilot's inadequate maintenance and preflight of the airplane which resulted in a total loss of engine power due to oil starvation.NTSB CEN14CA496Accident · No injuriesData collectionFinal reportCessna 172M · Oxford, WIThe pilot did not compensate for the decrease in the crosswind when he descended below the tree line during the landing.NTSB CEN14CA426Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Lancaster, WIThe pilot's inadequate monitoring of the environment and failure to maintain clearance from transmission wires during an aerial application flight.NTSB CEN14LA431Accident · Serious injuriesLimited investigationFinal reportAeronca S11AC · Boulder Junction, WIThe pilot’s improper runway selection, which resulted in a tailwind landing, and his subsequent failure to maintain directional control.NTSB CEN14LA412Accident · Serious injuriesLimited investigationFinal reportEnstrom F 28F · Tomah, WIA loss of engine power due to the malfunction of the No. 4 cylinder intake valve.NTSB CEN14LA401Accident · No injuriesLimited investigationFinal reportMosquito XE · Oshkosh, WIThe failure of the retaining assembly on the tail rotor blade, which resulted in the separation of the blade and the subsequent loss of helicopter control.NTSB CEN14FA399Accident · 1 fatalField investigationFinal reportZimmerman Breezy · Oshkosh, WIThe pilot’s failure to maintain airplane control during landing while the air traffic controller was simultaneously coordinating the landing of three airplanes on the same runway, which resulted in the airplane exiting the runway and impacting a parked ground…NTSB CEN14FA396Accident · Serious injuriesField investigationFinal reportRender RV 9A · Oshkosh, WIThe pilot's failure to establish a stabilized approach and to maintain airspeed during final approach over obstacles resulting in a stall/mush.NTSB CEN14LA443Accident · Minor injuriesLimited investigationFinal reportPiper PA 28-181 · Waukesha, WIThe loss of engine power for reasons that could not be determined because no anomalies were identified during postaccident examination.NTSB CEN14CA362Accident · No injuriesData collectionFinal reportAeronca 65CA · Pulaski, WIThe student pilot's improper flight control inputs resulting in a loss of control during the landing. Contributing to the accident was the flight instructor's delayed remedial action.NTSB CEN14LA336Accident · 1 fatalLimited investigationFinal reportNorthwing Design Apache Sport · Omro, WIThe pilot’s failure to maintain adequate airspeed to compensate for a newly installed wing, which resulted in the aircraft stalling and the subsequent loss of control.NTSB CEN14CA344Accident · Minor injuriesData collectionFinal reportPiper PA 25-235 · Rhinelander, WIA loss of engine power due to the pilot's improper inflight planning and reliance of fuel gauge readings, which resulted in fuel exhaustion.NTSB CEN14LA537Accident · Minor injuriesLimited investigationFinal reportHughes TH 55A · Hudson, WIThe nonhelicopter-rated pilot’s operation of the helicopter and its subsequent collision with trees during takeoff for reasons that could not be determined based on the available evidence.