NTSB investigations, WI

87 cases where the sequence of events included Loss of control on ground.

Cases per year

20082026
NTSB investigations, WI per year, 2008–2026: 87 cases
20087
20092
20103
20112
201210
20131
20144
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20164
20177
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20194
20204
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20227
20235
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20264

Latest 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\" = '230' 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.

NTSB CEN26LA273Accident · No injuriesClass 4 · LimitedInvestigation openCessna 172F · Antigo, WIJul 28, 2026 · N7978U · Substantial damageNTSB CEN26LA193Accident · No injuriesClass 4 · LimitedFinal reportCessna 140 · Rice Lake, WIThe pilot’s failure to maintain directional control during landing.May 20, 2026 · N2307V · Substantial damageNTSB CEN26LA138Accident · No injuriesClass 4 · LimitedFinal reportCessna 172M · Solon Springs, WIThe pilot’s loss of directional control during landing, which resulted in a runway excursion and collision with terrain.Mar 9, 2026 · N61761 · Substantial damageNTSB CEN26LA121Accident · No injuriesClass 4 · LimitedFinal reportCessna 140 · Antigo, WIThe pilot receiving instruction’s failure to maintain directional control during the landing. Contributing to the accident was the flight instructor’s delayed remedial action.Feb 16, 2026 · N2221V · Substantial damageNTSB CEN25LA293Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-31T3 · Appleton, WIThe pilot’s failure to maintain control of the airplane on the ground, which resulted in a collision with a parked airplane.Jul 26, 2025 · N401VA · Substantial damageNTSB CEN25LA287Accident · No injuriesClass 4 · LimitedFinal reportAerotek Pitts S-2A · New Holstein, WIThe pilot’s loss of direction control during landing due to an unapproved tailwheel assembly and tail spring that resulted in a tailwheel shimmy and a subsequent ground loop.Jul 26, 2025 · N83PS · Substantial damageNTSB CEN25LA268Accident · No injuriesClass 4 · LimitedFinal reportCessna 305A · Baraboo, WIThe pilot’s failure to maintain directional control during landing.Jul 20, 2025 · N9623Q · Substantial damageNTSB CEN25LA259Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-20 · Oshkosh, WIThe pilot’s aggressive brake application which resulted in a loss of directional control and a ground loop.Jul 18, 2025 · N7369K · Substantial damageNTSB CEN25LA153Accident · No injuriesClass 4 · LimitedFinal reportCessna 185 · Wausau, WIThe pilot’s failure to maintain directional control while landing in shifting wind conditions.Apr 7, 2025 · N1526F · Substantial damageNTSB CEN25LA024Accident · No injuriesClass 4 · LimitedFinal reportPitts S-2A · Stoughton, WIThe pilot’s failure to maintain directional control during landing.Oct 19, 2024 · N11JC · Substantial damageNTSB WPR24LA253Accident · No injuriesClass 4 · LimitedFinal reportCanadian Car & Foundry Harvard MK IV · Oshkosh, WIThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop.Jul 25, 2024 · N52494 · Substantial damageNTSB CEN24LA266Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 172G · West Bend, WIThe pilot’s failure to maintain directional control during the landing roll.Jul 13, 2024 · N129GW · Substantial damageNTSB CEN24LA231Accident · No injuriesClass 4 · LimitedFinal reportFoskett James J CH 750 Cruiser · East Troy, WIThe pilot’s failure to maintain directional control during landing in gusting crosswind conditions.Jun 19, 2024 · N355VT · Substantial damageNTSB CEN24LA106Accident · No injuriesClass 4 · LimitedFinal reportCessna 140 · Hayward, WIThe pilot’s loss of control during landing rollout.Feb 2, 2024 · N1887V · Substantial damageNTSB CEN24LA082Accident · No injuriesClass 3 · LimitedFinal reportCessna 172N · Middleton, WIThe student pilot’s failure to maintain directional control during the takeoff roll.Jan 4, 2024 · N3477E · Substantial damageNTSB CEN24LA043Accident · No injuriesClass 4 · LimitedFinal reportBearhawk Four · Eau Claire, WIThe pilot’s failure to maintain directional control during landing.Nov 21, 2023 · N274LC · Substantial damageNTSB CEN24LA001Accident · Serious injuriesClass 4 · LimitedFinal reportBeech 23 · Waupaca, WIThe pilot’s failure to maintain directional control during the go-around, that resulted in a runway excursion and an impact with terrain.Oct 1, 2023 · N1963F · Substantial damageNTSB CEN23FA369Accident · 1 fatalClass 3 · FieldFinal reportPiper J5A · Iola, WIThe pilot’s failure to maintain control of the airplane after landing on a grass taxiway with a tailwind, which resulted in a nose over.Aug 19, 2023 · N35417 · Substantial damageNTSB CEN23LA368Accident · Serious injuriesClass 4 · LimitedFinal reportPiper PA-28-180 · Eagle River, WIThe pilot’s failure to maintain proper airspeed on approach, which resulted in an extended touchdown, loss of control, and runway excursion.Jul 18, 2023 · N7921W · Substantial damageNTSB CEN23LA236Accident · No injuriesClass 4 · LimitedFinal reportCessna 180G · Stevens Point, WIThe pilot’s failure to maintain directional control during landing that resulted in a ground loop and impact with the runway.Jun 8, 2023 · N223WH · Substantial damageNTSB CEN22LA332Accident · Minor injuriesClass 4 · LimitedFinal reportCessna L-19E · Oshkosh, WIThe pilot’s failure to maintain directional control during the landing roll with a gusty crosswind.Jul 24, 2022 · N3946K · Substantial damageNTSB CEN22LA338Accident · No injuriesClass 4 · LimitedFinal reportWaco Classic YMF-5C · Oshkosh, WIThe pilot’s failure to maintain directional control during the landing roll with a tailwind.Jul 23, 2022 · N140W · Substantial damageNTSB CEN22LA337Accident · No injuriesClass 4 · LimitedFinal reportCessna 180J · Oshkosh, WIThe pilot’s failure to maintain directional control during the landing roll with a gusty crosswind.Jul 22, 2022 · N669CB · Substantial damageNTSB CEN22LA302Accident · Minor injuriesClass 4 · LimitedFinal reportPitts S1 · Sturgeon Bay, WIThe pilot’s failure to maintain airplane control during landing, which resulted in a runway excursion and nose over. Contributing to the accident was the pilot’s inadequate preflight inspection and the pilot’s lack of flight control system knowledge.Jul 1, 2022 · N23RS · Substantial damageNTSB CEN22LA182Accident · No injuriesClass 4 · LimitedFinal reportPiper-Harris J3C-65 · Hartford, WIThe flight instructor lost control of the airplane while taxiing in gusty wind conditions.Apr 21, 2022 · N9721Y · Substantial damageNTSB CEN22LA112Accident · No injuriesClass 4 · LimitedFinal reportVans RV4 · Hortonville, WIThe loss of direction control while maneuvering off the plowed surface to avoid a collision with a vehicle.Jan 29, 2022 · N544WM · Substantial damageNTSB CEN22LA092Accident · No injuriesClass 4 · LimitedFinal reportCessna 172L · Minocqua, WIThe pilot’s loss of control during landing when the airplane encountered ice and snow on the runway.Jan 3, 2022 · N4209Q · Substantial damageNTSB CEN21LA344Accident · Minor injuriesClass 4 · LimitedFinal reportWeiss Denis Sparrow II · Oshkosh, WIThe pilot’s improper landing flare which resulted in a bounced landing, a loss of control, and runway excursion.Jul 30, 2021 · N725DW · Substantial damageNTSB CEN21LA324Accident · No injuriesClass 4 · LimitedFinal reportAeronca 7AC · Rhinelander, WIThe pilot’s failure to maintain directional control during landing.Jul 15, 2021 · N84318 · Substantial damageNTSB CEN21LA280Accident · No injuriesClass 4 · LimitedFinal reportCirrus Design SR22 · Hayward, WIThe pilot's failure to maintain directional control during landing with gusting wind.Jun 18, 2021 · N729SA · Substantial damageNTSB CEN21LA180Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 180 · Delavan, WIThe pilot’s failure to maintain control of the airplane during the landing roll with gusting crosswinds, which resulted in his excessive brake input and a subsequent nose over.Apr 3, 2021 · N1522C · Substantial damageNTSB CEN21LA127Accident · No injuriesClass 4 · LimitedFinal reportCessna 172N · Prairie du Sac, WIThe student pilot’s loss of directional control during takeoff, which resulted in the collision with a snowbank. Contributing to the accident was the compacted snow conditions on the runway surface.Feb 12, 2021 · N3477E · Substantial damageNTSB CEN21LA012Accident · Minor injuriesClass 4 · LimitedFinal reportKjostad Jorgen A Wagabond · New Richmond, WIThe pilot's failure to maintain directional control on landing, which resulted in a runway excursion and subsequent nose-over. Contributing was the pilot’s lack of experience in the accident airplane.Oct 7, 2020 · N744K · Substantial damageNTSB CEN20CA317Accident · No injuriesClass 4 · Data collectionFinal reportCessna 120 · Osceola, WIThe pilots did not maintain directional control of the airplane during landing.Jul 17, 2020 · N1926N · Substantial damageNTSB CEN20CA194Accident · No injuriesClass 4 · Data collectionFinal reportCessna 140 · Appleton, WIThe pilot's loss of control while landing a tailwheel airplane.May 26, 2020 · N90023 · Substantial damageNTSB CEN20LA125Accident · No injuriesClass 3 · LimitedFinal reportMitsubishi MU 2B-40 · Chilton, WIThe pilot's decision to land on the turf runway with insufficient landing performance and his subsequent loss of control during the landing roll.Jan 29, 2020 · N425GZ · Substantial damageNTSB CEN19CA237Accident · No injuriesData collectionFinal reportNorth American AT 6F · Oshkosh, WIThe pilot's loss of directional control during landing with a quartering tailwind, which resulted in a runway excursion and subsequent substantial damage.Jul 24, 2019 · N7976A · Substantial damageNTSB GAA19CA218Accident · No injuriesData collectionFinal reportCessna 180 · Reedsburg, WIThe pilot's loss of directional control and subsequent improper brake application during the landing roll, which resulted in a nose-over.Apr 20, 2019 · N59DW · Substantial damageNTSB GAA19CA157Accident · No injuriesData collectionFinal reportPiper PA22 · Superior, WIThe pilot's failure to maintain directional control during landing on a snow- and ice-covered runway, which resulted in impact with a snowbank and a nose-over.Mar 7, 2019 · N522DN · Substantial damageNTSB GAA19CA143Accident · No injuriesData collectionFinal reportCessna 421 · Woodruff, WIThe pilot's failure to maintain to directional control during takeoff from a snow-covered runway with a right, quartering tailwind, which resulted in a runway excursion and impact with a snowbank.Feb 10, 2019 · N581CJ · Substantial damageNTSB CEN18TA296Accident · No injuriesFinal reportFisher Dakato Hawk · Oshkosh, WIThe failure of the left main landing gear for reasons that could not be determined, which resulted in a loss of directional control during the ground roll.Jul 26, 2018 · N677TS · Substantial damageNTSB GAA18CA400Accident · No injuriesData collectionFinal reportChampion 8GCBC · Waunakee, WIThe pilot’s failure to maintain clearance from tall corn along the edge of the airstrip during takeoff.Jul 6, 2018 · N114JM · Substantial damageNTSB GAA18CA005Accident · No injuriesData collectionFinal reportCessna 172 · Black River Falls, WIThe pilot’s failure to maintain directional control during landing in gusting crosswind conditions.Oct 8, 2017 · N9664Q · Substantial damageNTSB GAA17CA523Accident · No injuriesData collectionFinal reportTaylorcraft BC12 · Redgranite, WIThe pilot’s failure to maintain directional control during the landing roll.Sep 7, 2017 · N95356 · Substantial damageNTSB GAA17CA451Accident · No injuriesData collectionFinal reportMark Goldberg Bearhawk Patrol · Oshkosh, WIThe pilot's failure to maintain directional control during the landing roll in crosswind conditions, which resulted in a ground loop.Jul 28, 2017 · N410BP · Substantial damageNTSB GAA17CA420Accident · No injuriesData collectionFinal reportCostruzioni Aeronautiche Tecna P2008 · Lone Rock, WIThe student pilot’s improper landing flare, which resulted in a bounced landing and subsequent loss of directional control and runway excursion during the aborted landing. Contributing to the improper landing flare was the student’s distraction by a deer…Jul 18, 2017 · N445X · Substantial damageNTSB GAA17CA278Accident · Minor injuriesData collectionFinal reportReims Cessna FR172 · De Pere, WIThe pilot’s failure to maintain directional control during takeoff with a tailwind.May 13, 2017 · N42588 · Substantial damageNTSB GAA17CA224Accident · No injuriesData collectionFinal reportStinson 108 · Woodruff, WIThe pilot receiving instruction's incorrect brake usage and failure to maintain directional control during the landing roll.Apr 7, 2017 · N9363K · Substantial damageNTSB CEN17FA067Accident · 1 fatalField investigationFinal reportDemmer BD-4 · Brookfield, WIThe pilot's failure to abort the takeoff when he was not able to maintain directional control in the strong crosswind conditions.Jan 4, 2017 · N311SD · Substantial damageNTSB CEN17LA090Accident · No injuriesLimited investigationFinal reportCessna 172B · Prairie Du Sac, WIThe pilot's decision to taxi the airplane from the roadway and his subsequent failure to maintain clearance from signs and a fence after a successful emergency landing following a total loss of engine power.Dec 28, 2016 · N6941X · Substantial damage