Fatal NTSB investigations, WI
38 cases where the sequence of events included Loss of control in flight.
Cases per year
| 2008 | 4 |
|---|---|
| 2009 | 2 |
| 2010 | 1 |
| 2011 | 4 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 3 |
| 2015 | 6 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 3 |
| 2021 | 6 |
| 2023 | 1 |
| 2024 | 1 |
Where
Open the mapLatest cases
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'
AND c.\"highestInjuryLevel\" = 'Fatal'
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '240' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
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' AND c."highestInjuryLevel" = 'Fatal' AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '240' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) 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 CEN24FA277Accident · 2 fatalClass 3 · FieldFinal reportLancair ES · Oshkosh, WIThe pilot’s failure to maintain adequate airspeed which resulted in an exceedance of the airplane’s critical angle of attack and an aerodynamic stall while maneuvering for traffic spacing.NTSB CEN23FA239Accident · 2 fatalClass 3 · FieldFinal reportMooney M20R · Watertown, WIThe pilot’s loss of control due to spatial disorientation while operating in instrument meteorological conditions. Contributing to the accident was the pilot’s impairment from the prohibited substance; however, the extent of impairment could not be determined.NTSB CEN22FA019Accident · 2 fatalClass 3 · FieldFinal reportAmerican Champion 8KCAB · Marengo, WIThe pilot’s failure to maintain adequate airspeed during the steep turn, which resulted in the airplane exceeding its critical angle of attack and an aerodynamic stall. Also causal was the pilot’s decision to conduct steep turns without sufficient altitude to…NTSB CEN22FA013Accident · 2 fatalClass 3 · FieldFinal reportNew Glasair Glastar · Waukesha, WIThe noninstrument-rated pilot’s decision to depart and continue flight into instrument meteorological conditions, which resulted in a loss of control due to spatial disorientation.NTSB CEN21FA459Accident · 3 fatalClass 3 · FieldFinal reportRockwell International 690B · Hiles, WIThe pilot’s failure to maintain adequate airspeed, which caused the airplane to exceed its critical angle of attack and enter an inadvertent stall and spin.NTSB CEN21FA345Accident · 1 fatalClass 3 · FieldFinal reportPiper J3C-65 · Hartford, WIThe flight crew’s exceedance of the airplane’s critical angle of attack during a simulated engine failure during initial climb after takeoff, which led to an aerodynamic stall/spin and loss of control. Contributing to the severity of the occupants’ injuries…NTSB CEN21FA297Accident · 1 fatalClass 3 · FieldFinal reportEarthstar Gull 2000 · Curtiss, WIThe non-instrument-rated pilot’s decision to depart into instrument meteorological conditions with dense fog and low clouds, which resulted in spatial disorientation and a loss of airplane control. Contributing to the accident was the pilot’s self-imposed…NTSB CEN21FA130Accident · 2 fatalClass 3 · FieldFinal reportVelocity Vtwin · Janesville, WIThe exceedance of the maximum airspeed for flight with the landing gear extended, which resulted in a separation of the right main landing gear door that subsequently impacted the right propeller and resulted in a total loss of right engine power.…NTSB CEN19FA018Accident · 1 fatalField investigationFinal reportEurocopter AS350 · Odanah, WIThe pilot's loss of helicopter control for undetermined reasons.NTSB CEN18FA216Accident · 4 fatalField investigationFinal reportCessna T182T · Monroe, WISpatial disorientation resulting in a loss of control during the missed approach conducted in instrument meteorological conditions. Contributing to the accident was the pilot's decision to execute an instrument approach in weather conditions that were below…NTSB CEN18FA149Accident · 3 fatalField investigationFinal reportEurocopter AS 350 B2 · Hazelhurst, WIThe pilot's loss of helicopter control as a result of fatigue during cruise flight at night.NTSB CEN17LA307Accident · 2 fatalLimited investigationFinal reportPegasus Quantum · Fort Atkinson, WIThe student pilot's failure to maintain aircraft control during a go-around, which resulted in impact with water. Contributing to the accident was the non-instructor sport pilot's decision to allow the student pilot to fly the aircraft.NTSB CEN17FA248Accident · 6 fatalField investigationFinal reportCessna 421C · Catawba, WIA loss of control and subsequent in-flight breakup for reasons that could not be determined based on the available information.NTSB CEN17FA197Accident · 2 fatalField investigationFinal reportAerotek Pitts S 2A · Sheboygan Falls, WIThe pilot's failure to maintain airplane control following a partial loss of engine power during a low-level aerobatic maneuver; the reason for the loss of engine power could not be determined during postaccident examination of the engine. Contributing to the…NTSB CEN17FA196Accident · 1 fatalField investigationFinal reportPiper J3C · Chetek, WIThe pilot's failure to maintain control of the airplane while flying at a low altitude, which resulted in the airplane exceeding the critical angle of attack and a subsequent aerodynamic stall.NTSB CEN16FA295Accident · 1 fatalField investigationFinal reportMooney M20J · Holmen, WIThe pilot's loss of airplane control during an instrument approach. Contributing to the accident was the pilot's lack of instrument flight proficiency.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 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 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 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 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 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 CEN14FA266Accident · 1 fatalField investigationFinal reportYakovlev YAK-55M · Stevens Point, WIThe pilot's failure to maintain airplane control during the aerobatic flight, which resulted in the airplane exceeding its critical angle of attack and entering an accelerated stall at a low altitude.NTSB CEN13FA351Accident · 2 fatalField investigationFinal reportPiper PA-24-260 · La Pointe, WIThe pilot’s failure to maintain airplane control after deciding to go around after a gear-up landing, resulting in an aerodynamic stall.NTSB CEN12FA617Accident · 1 fatalField investigationFinal reportBeech A36 · Kansasville, WIIn-flight loss of control for reasons that could not be determined because postaccident examination of the pilot and testing of the airplane did not reveal any anomalies that would have led to the loss of control.NTSB CEN12FA080Accident · 1 fatalField investigationFinal reportDiamond Aircraft Ind DA 20-C1 · Bern, WIThe non-instrument-rated pilot's continued visual flight into instrument meteorological conditions, which resulted in a loss of control and subsequent impact with the terrain.NTSB CEN11FA531Accident · 1 fatalField investigationFinal reportEdwards Douglas L SKY Ranger · Wautoma, WIThe pilot’s failure to maintain proper airspeed and attitude control of the airplane in the turn, which resulted in an aerodynamic stall.NTSB CEN11FA505Accident · 2 fatalField investigationFinal reportPiper J3L-65 · Van Dyne, WIThe pilot’s inability to maintain airplane control while maneuvering for reasons that could not be determined from the available evidence.NTSB CEN11FA310Accident · 1 fatalField investigationFinal reportJurmu Stol CH701 · Pulaski, WIThe pilot did not maintain control of the airplane during initial climb, which resulted in an aerodynamic stall. Contributing to the accident was the pilot’s lack of recent flight experience.NTSB CEN10FA557Accident · 2 fatalField investigationFinal reportPiper PA-44-180 · Woodruff, WIThe pilot's decision to attempt an instrument approach in turbulent night instrument meteorological conditions with a recently-identified deficiency with his instrument flight proficiency, which resulted in a loss of airplane control as a result of spatial…NTSB CEN09FA340Accident · 2 fatalField investigationFinal reportGulfstream American AA-5B · Humbird, WIThe pilot's decision to attempt a visual flight rules flight into an area of known instrument meteorological conditions, which resulted in a loss of control due to spatial disorientation.NTSB CEN09FA146Accident · 3 fatalField investigationFinal reportCirrus Design SR20 · Menomonie, WIThe pilot's failure to maintain control of the airplane while flying at night in instrument meteorological conditions.NTSB CEN09FA070Accident · 3 fatalField investigationFinal reportPiper PA46-500TP · Marshfield, WIThe pilot's failure to maintain control of the airplane during final approach for landing in night, visual meteorological conditions for undetermined reasons.NTSB CHI08FA282Accident · 3 fatalField investigationFinal reportCirrus Design SR22 · Woodruff, WIThe pilot’s failure to maintain airspeed during a missed approach leading to the inadvertent stall. Contributing to the accident were the pilot’s lack of experience in the type of operation conducted, the certificate holder’s loss of operational control, and…NTSB CHI08LA272Accident · 1 fatalLimited investigationFinal reportSocata TB-20 Trinidad · Cassville, WIThe left seat pilot's failure to maintain control of the airplane during a go-around and the inadvertent in-flight opening of the cabin door for undetermined reasons. Contributing to the accident was the distraction of the door opening.NTSB CHI08FA224Accident · 2 fatalField investigationFinal reportMoser Georg Lancair Legacy FG · Oshkosh, WIThe pilot's failure to maintain adequate airspeed during approach, which resulted in an aerodynamic stall and subsequent loss of control.