Final NTSB investigations: Continental IO-520 series

129 cases on aircraft whose registry engine model is Continental IO-520 series, where the defining event was Loss of control on ground. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Cases per year

20082026
Final NTSB investigations: Continental IO-520 series per year, 2008–2026: 129 cases
20088
20096
20104
20116
201210
201310
20146
20157
20167
201712
20189
20198
20208
20215
20223
20236
20249
20252
20263

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.\"completionStatus\" = 'Completed'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '230'))
  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 CEN26LA158Accident · No injuriesClass 4 · LimitedFinal reportCessna A185 · Luverne, MNThe pilot’s failure to maintain directional control during a gusting crosswind landing, and the flight instructor’s delayed remedial action.Apr 3, 2026 · N430RP · Substantial damageNTSB ERA26LA154Accident · Minor injuriesClass 4 · LimitedFinal reportBeech V35 · Saluda, SCThe pilot’s failure to maintain control of the airplane during an aborted landing, which resulted in a runway excursion, collision with a fence, and a hard landing .Mar 21, 2026 · N15VM · Substantial damageNTSB CEN26LA091Accident · Minor injuriesClass 4 · LimitedFinal reportBellanca 17-30A · Burnet, TXThe pilot’s improper judgement to relinquish his pilot responsibilities to the passenger with the engine operating, which resulted in a loss of airplane control and impact with a parked vehicle.Jan 15, 2026 · N8213R · Substantial damageNTSB WPR25LA263Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Lakeview, ORThe pilot’s failure to maintain directional control during the landing roll, in gusting crosswind conditions.Aug 23, 2025 · N185GG · Substantial damageNTSB CEN25LA131Accident · No injuriesClass 4 · LimitedFinal reportCessna P206 · Frankston, TXThe pilot’s failure to maintain directional control during the landing with a gusting crosswind.Mar 16, 2025 · N4672F · Substantial damageNTSB ANC25LA003Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Wasilla, AKThe pilot’s failure to maintain directional control during the landing roll, resulting in a ground loop.Oct 20, 2024 · N61795 · Substantial damageNTSB CEN24LA321Accident · No injuriesClass 4 · LimitedFinal reportCessna A185 · Loveland, COThe pilot’s failure to maintain directional control during the landing, that resulted in a ground loop and a runway excursion. Contributing to the accident was the flight instructor’s delayed remedial action.Aug 20, 2024 · N4490R · Substantial damageNTSB ANC24LA075Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Fairbanks, AKThe pilot's failure to maintain directional control while landing at a short remote airstrip.Aug 8, 2024 · N94260 · Substantial damageNTSB CEN24LA293Accident · No injuriesClass 4 · LimitedFinal reportBeech F33A · Lincoln, NEThe pilot’s failure to maintain directional control during the landing roll with a crosswind.Jul 30, 2024 · N8121N · Substantial damageNTSB ERA24LA312Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Rural Retreat, VAA loss of directional control during the landing roll.Jul 21, 2024 · N185GS · Substantial damageNTSB CEN24LA274Accident · No injuriesClass 4 · LimitedFinal reportCessna A188 · David City, NEThe pilot’s failure to maintain directional control during takeoff.Jul 15, 2024 · N9807V · Substantial damageNTSB CEN24LA238Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Fort Leavenworth, KSThe pilot’s failure to maintain directional control after landing.Jun 23, 2024 · N74CF · Substantial damageNTSB WPR24LA199Accident · No injuriesClass 4 · LimitedFinal reportCessna A185E · Nampa, IDLoss of directional control during the takeoff roll.Jun 13, 2024 · N2768J · Substantial damageNTSB ERA24LA112Accident · No injuriesClass 4 · LimitedFinal reportBellanca 17-30 · Stevensville, MDThe pilot’s failure to maintain directional control of the airplane while landing with a crosswind.Feb 7, 2024 · N39818 · Substantial damageNTSB CEN24LA078Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 210M · Gulfport, MSThe pilot’s failure to maintain directional control during the go-around with a crosswind.Dec 23, 2023 · N6PD · Substantial damageNTSB CEN23LA423Accident · 1 fatalClass 3 · LimitedFinal reportBeech A36 · Broken Bow, OKThe pilot’s failure to maintain the runway centerline during landing and subsequent failure to maintain clearance from the airport grounds worker during the landing roll. Contributing to the accident was the absence of a NOTAM for mowing operations at the…Sep 29, 2023 · N9379Q · Substantial damageNTSB CEN23LA365Accident · No injuriesClass 4 · LimitedFinal reportCessna A188B · Chillicothe, MOThe pilot’s decision to operate the airplane with a known tailwheel anomaly, which resulted in a loss of directional control.Aug 11, 2023 · N9237R · Substantial damageNTSB WPR23LA189Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Twisp, WAThe pilot’s loss of directional control during landing, which resulted in a runway excursion and ground loop.May 14, 2023 · N185MG · Substantial damageNTSB CEN23LA177Accident · No injuriesClass 4 · LimitedFinal reportBellanca 17-30A · Longville, MNThe pilot’s failure to maintain directional control during the landing roll with an unexpected windshift, which resulted in a runway excursion.May 4, 2023 · N8210R · Substantial damageNTSB ANC23LA026Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Homer, AKThe pilot’s failure to maintain directional control of the airplane during the landing roll, which resulted in a ground loop and impact with terrain.Mar 7, 2023 · N9697Q · Substantial damageNTSB CEN22LA172Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Evansville, INThe pilot did not maintain directional control during the landing roll resulting in a ground loop.Apr 8, 2022 · N1040F · Substantial damageNTSB WPR22LA091Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Gila Bend, AZThe pilot's failure to maintain directional control during the landing rollFeb 1, 2022 · N185DG · Substantial damageNTSB CEN22LA104Accident · No injuriesClass 4 · LimitedFinal reportBeech V35B · McKinney, TXThe pilot’s failure to maintain control during the landing with gusty wind.Jan 18, 2022 · N3735B · Substantial damageNTSB ANC21LA051Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Hoonah, AKThe pilot’s failure to maintain directional control during landing.Jul 3, 2021 · N1199Q · Substantial damageNTSB ERA21LA281Accident · No injuriesClass 4 · LimitedFinal reportCessna 402A · Fort Lauderdale, FLThe pilot’s loss of directional control during takeoff with a fogged wind screen and sun glare, which resulted in a runway excursion and a collision with a taxiway sign.Jul 2, 2021 · N4550Q · Substantial damageNTSB ANC21LA031Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Anchorage, AKA loss of control during landing for reasons that could not be determined based on the available evidence.Apr 15, 2021 · N714JE · Substantial damageNTSB ANC21LA026Accident · Minor injuriesClass 4 · LimitedFinal reportCessna A185F · Fairbanks, AKThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop.Mar 20, 2021 · N58316 · Substantial damageNTSB CEN21LA152Accident · No injuriesClass 4 · LimitedFinal reportCessna A185F · Pueblo, COThe pilot’s failure to maintain directional control in gusting crosswind conditions.Mar 7, 2021 · N185RF · Substantial damageNTSB CEN20CA382Accident · No injuriesClass 4 · Data collectionFinal reportCessna A185 · Bellaire, MIThe pilot's loss of directional control during the landing roll.Sep 4, 2020 · N185DK · Substantial damageNTSB CEN20LA372Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 414 · Ray, MIThe pilot’s loss of directional control on takeoff.Aug 30, 2020 · N698D · Substantial damageNTSB WPR20CA275Accident · No injuriesClass 4 · Data collectionFinal reportCessna A185 · Susanville, CAThe pilot's failure to maintain directional control during takeoff with a tailwind, which resulted in a subsequent collapse of the right main landing gear.Aug 1, 2020 · N60934 · Substantial damageNTSB CEN20CA285Accident · No injuriesClass 4 · Data collectionFinal reportCessna A185 · Rochester, INThe pilot's failure to maintain directional control during landing resulting in a ground loop.Jul 15, 2020 · N2231T · Substantial damageNTSB ANC20CA071Accident · No injuriesClass 4 · Data collectionFinal reportCessna A185 · Palmer, AKThe pilot's loss of control during landing, which resulted in a ground loop and left main landing gear collapse.Jul 14, 2020 · N360DC · Substantial damageNTSB WPR20CA232Accident · No injuriesClass 4 · Data collectionFinal reportCessna U206 · Nenana, AKThe pilot's failure to maintain directional control during a soft field takeoff on a dirt airstrip, which resulted in an impact with a vehicle.Jul 11, 2020 · N756DJ · Substantial damageNTSB WPR20CA204Accident · No injuriesClass 4 · Data collectionFinal reportCessna A185 · San Diego, CAThe pilot's failure to maintain airplane control during landing with a crosswind and excessive braking action, which resulted in the airplane nosing over.Jul 2, 2020 · N3086W · Substantial damageNTSB ANC20CA027Accident · No injuriesData collectionFinal reportCessna TP206 · Kahului, HIThe pilot's improper landing flare in gusting crosswind conditions, which resulted in the airplane porpoising and a subsequent a loss of directional control, runway excursion, and nose-over.Feb 13, 2020 · N8649Z · Substantial damageNTSB GAA20CA072Accident · No injuriesData collectionFinal reportCessna U206 · Mexico, MOThe pilot's failure to properly set the parking brake before exiting an operating airplane, which resulted in a runaway airplane and subsequent impact with trees.Nov 10, 2019 · N29173 · Substantial damageNTSB GAA20CA048Accident · Minor injuriesData collectionFinal reportBeech A36 · Le Roy, NYThe pilot's improper pitch control during takeoff in high, gusting wind conditions, which resulted in a runway overrun and the nose landing gear collapsing.Oct 27, 2019 · N9008V · Substantial damageNTSB GAA19CA545Accident · No injuriesData collectionFinal reportCessna P206 · Caldwell, IDThe pilot's improper approach, which resulted in a long landing, a runway overrun, and collision with a drainage culvert.Sep 13, 2019 · N4746F · Substantial damageNTSB GAA19CA523Accident · No injuriesData collectionFinal reportCessna A185 · San Carlos, CAThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop.Sep 3, 2019 · N34GE · Substantial damageNTSB GAA19CA260Accident · No injuriesData collectionFinal reportCessna A185 · Northway, AKThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop and subsequent nose-over.May 12, 2019 · N2429E · Substantial damageNTSB WPR19LA138Accident · No injuriesClass 3 · LimitedFinal reportBeech 36 · Reno, NVThe pilot’s inability to maintain directional control during landing in gusty crosswind conditions for reasons that could not be determined based on available evidence.May 5, 2019 · N6684Z · Substantial damageNTSB WPR19LA134Accident · No injuriesClass 3 · LimitedFinal reportCessna A185 · Kalispell, MTThe loss of directional control during landing for reasons that could not be determined based on available evidence.May 4, 2019 · N185FT · Substantial damageNTSB GAA19CA244Accident · No injuriesData collectionFinal reportCessna A185 · Valparaiso, INThe pilot's improper throttle application and subsequent failure to maintain directional control during the takeoff roll in gusting left crosswind conditions, which resulted in a ground loop.May 4, 2019 · N7711L · Substantial damageNTSB GAA19CA100Accident · No injuriesData collectionFinal reportCessna A185 · Tacoma, WAThe pilot's loss of directional control during the landing roll and his subsequent overapplication of left rudder, which resulted in the right wing impacting the runway.Dec 14, 2018 · N19EC · Substantial damageNTSB GAA19CA055Accident · No injuriesData collectionFinal reportCessna A185 · Reardan, WAThe pilot receiving instruction's improper approach and landing flare in crosswind conditions, which resulted in a bounced landing and subsequent loss of directional control. Contributing to the accident was the flight instructor’s delayed remedial action.Nov 9, 2018 · N185PR · Substantial damageNTSB ERA19TA011Accident · No injuriesFinal reportBeech F33 · Reidsville, GAThe pilot's failure to maintain directional control during landing, which resulted in a runway excursion and impact with a taxiway sign.Oct 13, 2018 · N9469Q · Substantial damageNTSB GAA18CA501Accident · No injuriesData collectionFinal reportCessna A185 · McCall, IDThe disconnection of the brake cylinder actuator rod, which resulted in the pilot’s inability to maintain directional control during the landing roll.Aug 20, 2018 · N93039 · Substantial damageNTSB GAA18CA491Accident · Minor injuriesData collectionFinal reportCessna U206 · Barter Island, AKThe pilot's failure to maintain lateral control while taxiing in gusting wind conditions.Aug 16, 2018 · N206JM · Substantial damageNTSB GAA18CA344Accident · No injuriesData collectionFinal reportBeech A36 · Arcadia, FLThe pilot’s loss of directional control during landing due to a flat tire.Jun 11, 2018 · N4198S · Substantial damage