NTSB investigations
4,591 cases where the sequence of events included Loss of control on ground.
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.\"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.
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."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
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 ERA09CA541Accident · No injuriesData collectionFinal reportCessna 172P · Pensacola, FLThe pilot's inability to maintain control during landing due to the separation of the nose landing gear upper scissor from the nose gear assembly. Contributing to the accident was the inadequate visual examination performed during the annual inspection.NTSB ANC09CA107Accident · No injuriesData collectionFinal reportPiper PA-20 · Fairbanks, AKThe student pilot's decision to attempt an off-airport landing and his failure to maintain directional control during the landing roll.NTSB CEN09CA609Accident · No injuriesData collectionFinal reportAeronca 11AC · Augusta, KSThe pilot's failure to maintain directional control while landing with a quartering tailwind.NTSB ANC09CA109Accident · No injuriesData collectionFinal reportShort Bros. & Harland SC7 Series · Skwentna, AKThe pilot's failure to maintain directional control while landing on a rough, soft, and narrow airstrip.NTSB WPR09CA465Accident · No injuriesData collectionFinal reportCessna 195A · Upland, CAThe pilot's failure to maintain directional control of the airplane during the takeoff roll.NTSB ANC09CA108Accident · No injuriesData collectionFinal reportBellanca 7GCBC · Fairbanks, AKThe pilot's failure to maintain control of the airplane during the landing roll at an off-airport site.NTSB ERA09CA535Accident · No injuriesData collectionFinal reportC A Tecnam P2002 Sier · Enterprise, ALThe student pilot's failure to maintain control during the landing roll.NTSB ANC09CA105Accident · No injuriesData collectionFinal reportPiper PA-22 · Seward, AKThe pilot's selection of unsuitable terrain for takeoff, resulting in a loss of control and a nose over during the takeoff roll.NTSB ERA09CA534Accident · No injuriesData collectionFinal reportAeromot AMT200 · Wheeling, WVThe pilot’s failure to maintain directional control during the landing. Contributing to the accident was the pilot's failure to properly secure the canopy latch which resulted in an in-flight canopy opening.NTSB CEN09CA596Accident · No injuriesData collectionFinal reportAviat A-1C-180 · Princeton, MNThe pilot's failure to maintain directional control during landing.NTSB ERA09LA528Accident · No injuriesLimited investigationFinal reportMooney M20K · Farmville, VAThe pilot’s failure to maintain directional control during the landing rollout.NTSB ANC09LA104Accident · No injuriesLimited investigationFinal reportCASA 212-200 · Savoonga, AKThe pilot’s failure to maintain directional control during the landing roll in a gusting crosswind.NTSB ANC09LA100Accident · No injuriesLimited investigationFinal reportGrumman G-44A · Anchorage, AKA fatigue fracture of an unapproved hydraulic brake line fitting, which resulted in a loss of control during the landing roll. Contributing to the accident was the installation of an unapproved part by an unknown maintenance personnel.NTSB ANC09LA102Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Lime Village, AKThe passenger's inadvertent interference with, and application of the right brake pedal during takeoff.NTSB ERA09CA522Accident · No injuriesData collectionFinal reportCessna 152 · Merritt Island, FLThe student pilots failure to maintain directional control after landing.NTSB WPR09LA475Accident · No injuriesLimited investigationFinal reportWaco QCF-2 · Bend, ORThe pilot’s failure to maintain directional control during landing. Contributing to the accident was the pilot's lack of experience in the make and model airplane.NTSB WPR09CA444Accident · No injuriesData collectionFinal reportBeech V35 · Hailey, IDThe pilot’s failure to maintain directional control of the airplane during landing in crosswind conditions.NTSB CEN09CA583Accident · No injuriesData collectionFinal reportSierra E5A Replica · Port Huron, MIThe pilot's failure to maintain aircraft control during landing.NTSB WPR09CA443Accident · No injuriesData collectionFinal reportCessna 305A · Helena, MTThe pilot's improper landing flare and recovery from a bounced landing.NTSB CEN09CA585Accident · Minor injuriesData collectionFinal reportCessna 170B · Dalhart, TXThe pilot’s decision to land with a tailwind resulting in a loss of directional control.NTSB ANC09CA097Accident · No injuriesData collectionFinal reportCessna 180J · Juneau, AKThe pilot's misjudged flare and loss of control during a glassy water landing.NTSB WPR09CA433Accident · No injuriesData collectionFinal reportSwalley Mark H CH 701 SP · Bremerton, WAThe pilot's inadequate compensation for the gusty wind conditions and failure to maintain aircraft control.NTSB ANC09CA094Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Fairbanks, AKA tailwheel malfunction that limited directional control, which resulted in a runway excursion, and collision with a building.NTSB WPR09CA435Accident · No injuriesData collectionFinal reportPiper PA-20 · Bozeman, MTThe failure of the pilot receiving instruction to maintain directional control during the takeoff roll and the flight instructor's delayed corrective action.NTSB WPR09CA434Accident · No injuriesData collectionFinal reportCessna 195 · Camarillo, CAThe pilot's failure to maintain directional control during the landing roll.NTSB CEN09CA581Accident · No injuriesData collectionFinal reportPiper PA-32-301 · Spicewood, TXThe pilot's failure to maintain directional control of the airplane during landing.NTSB ANC09CA096Accident · No injuriesData collectionFinal reportPiper PA-18 · Fairbanks, AKThe pilot’s decision to land on unsuitable terrain, which resulted in a loss of control and a collision with trees.NTSB WPR09CA440Accident · No injuriesData collectionFinal reportUniversal Globe GC-1 · Pacoima, CAThe pilot's failure to maintain directional control during the landing roll.NTSB CEN09LA557Accident · No injuriesLimited investigationFinal reportCessna 150F · Rosedale, MIThe pilot's failure to maintain directional control during the takeoff ground run. Contributing to the accident were the pilot's deteriorated physical and mental capabilities.NTSB WPR09CA429Accident · No injuriesData collectionFinal reportCurtiss Wright Travel AIR · San Diego, CAThe pilot's failure to maintain directional control during the landing roll in crosswind conditions.NTSB CEN09CA553Accident · No injuriesData collectionFinal reportWarner Lewis Steen · Broomfield, COThe pilot's inability to maintain directional control due to an internal mechanical failure of the left wheel that caused the wheel to seize.NTSB WPR09CA425Accident · No injuriesData collectionFinal reportTaylorcraft BC12-D · Madras, ORThe pilot's inadequate compensation for the gusty crosswind condition and failure to maintain directional control during landing rollout.NTSB CEN09CA545Accident · Minor injuriesData collectionFinal reportDekkinga Vans RV-7A · Jenison, MIThe pilot's failure to maintain aircraft control during the landing.NTSB WPR09LA413Accident · Serious injuriesLimited investigationFinal reportAntares US MA-34R · San Jose, CAThe pilot's failure to maintain aircraft control during engine startup, which resulted in a collision with parked aircraft. Contributing to the accident was the engine's inadvertent increase to high power for undetermined reasons.NTSB CEN09CA547Accident · No injuriesData collectionFinal reportCessna 182P · Sugar Land, TXThe pilot's failure to control the airplane during engine startup, and his failure to maintain clearance from other objects.NTSB ERA09CA475Accident · Serious injuriesData collectionFinal reportPiper PA-22 · Tuskegee, ALThe pilot’s failure to maintain directional control during the aborted landing.NTSB CEN09LA538Accident · 2 fatalLimited investigationFinal reportBrown Joseph B JR RV-6 · Ama, LAThe pilot’s failure to maintain directional control during takeoff.NTSB WPR09CA410Accident · No injuriesData collectionFinal reportPiper PA28 · Glendale, AZThe student pilot's failure to maintain directional control during the landing roll.NTSB WPR09CA406Accident · No injuriesData collectionFinal reportPiper PA-28-181 · Mesa, AZThe student pilot’s inadequate compensation for the crosswind condition and failure to maintain directional control during landing.NTSB WPR09CA404Accident · No injuriesData collectionFinal reportJabiru J230-SP · Reno, NVThe pilot’s failure to maintain directional control throughout the takeoff roll.NTSB ERA09LA468Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Mount Holly, NJA loss of directional control during landing for undetermined reasons.NTSB ERA09CA465Accident · No injuriesData collectionFinal reportAeronca 7AC · Finleyville, PAThe pilot’s failure to maintain directional control during landing.NTSB CEN09CA530Accident · No injuriesData collectionFinal reportCessna 172 · Centennial, COThe pilot's failure to maintain directional control of the airplane during the landing flare in crosswind conditions.NTSB ANC09LA083Accident · No injuriesLimited investigationFinal reportCessna 185 · McCarthy, AKThe separation of the right main landing gear wheel from the airplane during landing for undetermined reasons, which resulted in an inability to control the airplane.NTSB WPR09CA399Accident · No injuriesData collectionFinal reportAeronca 11CC · El Cajon, CAThe pilot's inadequate compensation for the crosswind conditions and failure to maintain directional control while landing.NTSB ERA09CA463Accident · No injuriesData collectionFinal reportAmerican Legend AL3C · Warrenton, VAThe pilot's improper application of brakes during the landing rollout.NTSB CEN09CA548Accident · No injuriesData collectionFinal reportPiper PA-15 · Plainwell, MIA loss of control on takeoff for undetermined reasons.NTSB ANC09CA082Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Kaktovik, AKThe pilot's selection of unsuitable terrain for takeoff, which resulted in a loss of control and collision with terrain.NTSB WPR09CA405Accident · No injuriesData collectionFinal reportAeronca 7DC-CONV · Winnemucca, NVThe pilot's failure to maintain directional control during landing.NTSB ANC09CA081Accident · No injuriesData collectionFinal reportCessna 150H · Talkeetna, AKThe pilot's failure to maintain directional control while landing, resulting in a ground loop and substantial damage to the airplane.