NTSB investigations, WI
89 cases where the sequence of events included Loss of control in flight.
Cases per year
| 2008 | 8 |
|---|---|
| 2009 | 4 |
| 2010 | 3 |
| 2011 | 8 |
| 2012 | 6 |
| 2013 | 1 |
| 2014 | 5 |
| 2015 | 9 |
| 2016 | 8 |
| 2017 | 8 |
| 2018 | 6 |
| 2020 | 2 |
| 2021 | 7 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 2 |
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.\"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."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 CEN27FA016Accident · 5 fatalClass 3 · FieldInvestigation openPiper PA 46-350P · Reedsburg, WINTSB CEN26LA198Accident · No injuriesClass 4 · LimitedFinal reportCommander 114TC · Woodruff, WIThe pilot’s failure to maintain airplane control during the go-around.NTSB CEN25LA404Accident · No injuriesClass 4 · LimitedFinal reportCirrus SR20 · Watertown, WIThe flight instructor’s failure to maintain control of the airplane following the student pilot’s bounced landing. Contributing to the accident was the flight instructor’s delayed remedial action which resulted in diminished airplane performance during the…NTSB CEN25LA279Accident · No injuriesClass 4 · LimitedFinal reportDyke Delta JD-2 · Oshkosh, WIThe pilot’s failure to maintain control of the airplane while landing with a tailwind.NTSB CEN24LA322Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-32-260 · Chetek, WIThe pilot’s improper landing flare and hard landing.NTSB CEN24LA299Accident · No injuriesClass 4 · LimitedFinal reportCessna 177A · Palmyra, WIThe student pilot’s failure to maintain directional control during the landing with gusty wind conditions.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 CEN24LA119Accident · Serious injuriesClass 3 · LimitedFinal reportZenith Stol CH750 · Sextonville, WIA loss of engine power for reasons that could not be determined, followed by a loss of control and subsequent impact with terrain.NTSB CEN23FA320Accident · Minor injuriesClass 3 · FieldFinal reportHeath V-Strut · Oshkosh, WIThe pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall.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 CEN23LA209Accident · No injuriesClass 4 · LimitedFinal reportKolb Firestar SS · Lodi, WIThe pilot’s failure to maintain control during takeoff.NTSB CEN23LA104Accident · No injuriesClass 4 · LimitedFinal reportCirrus Design SF50 · Waukesha, WIThe pilot’s failure to maintain aircraft control during landing. Contributing to the accident was the pilot’s inadequate preflight inspection removal of the angle of attack vane cover.NTSB CEN23LA037Accident · Minor injuriesClass 3 · LimitedFinal reportFairchild SA227-AT · Pewaukee, WIThe flight crew’s failure to maintain adequate airspeed and their exceedance of the airplane’s critical angle of attack during the instrument approach, which resulted in an aerodynamic stall. Contributing to the accident was an undetermined anomaly in the…NTSB CEN22LA440Accident · No injuriesClass 4 · LimitedFinal reportBeech C23 · Merrill, WIThe student pilot's failure to maintain adequate roll control during takeoff with a quartering tailwind.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 CEN21LA474Accident · No injuriesClass 4 · LimitedFinal reportNavion Navion H · Burlington, WIThe pilot’s failure to maintain aircraft control during landing with a gusting crosswind that resulted in an aerodynamic stall and a hard impact on the runway.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 CEN21LA021Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Washington, WIThe pilot’s failure to maintain lateral control during a hover and improper recovery action after the helicopter contacted the ground, which resulted in a dynamic rollover sequence and an impact with terrain.NTSB CEN20CA217Accident · Minor injuriesClass 4 · Data collectionFinal reportAirborne XT912 · Bristol, WIThe pilot's incorrect flight control input during the landing flare, which resulted in an impact with the ground.NTSB CEN19FA018Accident · 1 fatalField investigationFinal reportEurocopter AS350 · Odanah, WIThe pilot's loss of helicopter control for undetermined reasons.NTSB GAA18CA490Accident · Serious injuriesData collectionFinal reportCessna 172 · DePere, WIThe pilot’s failure to maintain lateral control and his subsequent failure to maintain the runway heading during an attempted go-around, which resulted in impact with trees.NTSB CEN18CA293Accident · Minor injuriesData collectionFinal reportJust JA30 Superstol · Oshkosh, WIThe pilot's failure to maintain adequate airspeed during the initial climb and his exceedance of the airplane's critical angle of attack, which resulted in an aerodynamic stall.NTSB CEN18CA291Accident · No injuriesData collectionFinal reportQuad City Challenger · Oshkosh, WIThe pilot’s failure to maintain adequate airspeed during the base to final turn and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall.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 GAA18CA058Accident · No injuriesData collectionFinal reportCessna 182 · Black River Falls, WIThe student pilot’s failure to maintain lateral control of the high-performance airplane during the go-around in crosswind conditions.NTSB GAA17CA491Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 · Westby, WIThe pilot's failure to see and avoid power lines while maneuvering at low altitude.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 CEN17LA210Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R22 · Kenosha, WIThe pilot's loss of helicopter control during landing to a dolly.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 CEN17CA114Accident · No injuriesData collectionFinal reportCessna 340A · Waukesha, WIThe pilot’s decision to fly in in conditions conducive to structural icing and her subsequent failure to maintain airplane control during the instrument approach.NTSB GAA17CA070Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R44 · Stone Lake, WIThe pilot’s failure to maintain lateral control while in a hover and the helicopter’s subsequent impact with a tree.NTSB CEN17LA037Accident · Minor injuriesLimited investigationFinal reportJohnson Kenneth R Stol CH 801 · Royalton, WIThe loss of control during approach for reasons that could not be determined due to postimpact fire damage.NTSB CEN16CA383Accident · Minor injuriesData collectionFinal reportMooney M20D · Brodhead, WIThe pilot's loss of airplane control during initial climb due to an excessively nose-high attitude. Contributing to the accident was the pilot's failure to properly set the elevator trim before takeoff in accordance with the Before Takeoff checklist.NTSB CEN16LA293Accident · No injuriesLimited investigationFinal reportBoam Larry Rans S 7 · Oshkosh, WIThe pilot's failure to maintain airplane control on takeoff, which resulted in his remedial action to induce an aerodynamic stall and the subsequent impact with terrain.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 CEN16LA283Accident · Serious injuriesLimited investigationFinal reportBristell E-LSA · Oshkosh, WIThe pilot’s exceedance of the airplane’s critical angle of attack on short final approach, which resulted in an inadvertent aerodynamic stall and subsequent loss of control. Contributing to the accident was the pilot’s distraction with other traffic in the…NTSB CEN16LA255Accident · Minor injuriesLimited investigationFinal reportPiper PA 25-235 · Arlington, WIThe pilot’s failure to establish proper airspeed and angle-of-attack during takeoff with the airplane at its maximum gross weight in elevated density altitude and gusting tailwind conditions, which resulted in an aerodynamic stall.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 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 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…