NTSB investigations, 2020
232 cases where the sequence of events included Loss of control on ground.
Cases per year
| 2008 | 262 |
|---|---|
| 2009 | 274 |
| 2010 | 235 |
| 2011 | 242 |
| 2012 | 287 |
| 2013 | 216 |
| 2014 | 192 |
| 2015 | 236 |
| 2016 | 295 |
| 2017 | 284 |
| 2018 | 303 |
| 2019 | 273 |
| 2020 | 232 |
| 2021 | 217 |
| 2022 | 223 |
| 2023 | 236 |
| 2024 | 231 |
| 2025 | 186 |
| 2026 | 166 |
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 year(c.\"eventDate\") = 2020
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.
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 year(c."eventDate") = 2020 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
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 ANC21LA010Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 172R · Hope, AKThe pilot’s selection of unsuitable terrain for landing. A factor was the certified flight instructor’s selection of unsuitable terrain for landing.NTSB ERA21LA096Accident · No injuriesClass 4 · LimitedFinal reportTaylorcraft BC12 · Topping, VAThe pilot’s failure to maintain directional control during landing, with resulted in a ground loop and subsequent nose over.NTSB ERA21LA094Accident · No injuriesClass 4 · LimitedFinal reportCessna 182 · Stowe, PAThe pilot's loss of directional control while landing in a gusty crosswind, which resulted in a runway excursion and subsequent impact with terrain.NTSB ERA21LA093Accident · No injuriesClass 4 · LimitedFinal reportBeech 95-B55 (T42A) · Westfield, MAThe pilot’s failure to maintain control of the airplane during the landing and his failure to confirm that the landing gear was extended before landing.NTSB ERA21LA090Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Locust Grove, GAThe pilot’s improper recovery from a bounced landing, which resulted in a loss of directional control and subsequent runway excursion.NTSB ERA21LA095Accident · No injuriesClass 4 · LimitedFinal reportCessna 170 · Madisonville, TNThe pilot's failure to maintain directional control during the landing rollout, which resulted in a ground loop.NTSB CEN21LA099Accident · No injuriesClass 4 · LimitedFinal reportCessna 150K · Peyton, COThe student pilot did not maintain directional control of the airplane while landing. Contributing to the accident was the pilot’s diverted attention to the incorrect flap setting.NTSB CEN21LA097Accident · No injuriesClass 4 · LimitedFinal reportCessna 170 · Albion, NEThe pilot’s failure to maintain directional control during the landing with a tailwind.NTSB ERA21LA074Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Dexter, METhe pilot’s loss of directional control while landing, which resulted in an encounter with snow and subsequent nose over.NTSB ERA21LA084Accident · No injuriesClass 4 · LimitedFinal reportFord Stephen L Super Chief · Blountstown, FLThe pilot's failure to maintain directional control of the airplane during the landing.NTSB ERA21LA065Incident · No injuriesClass 3 · LimitedFinal reportPiper PA46 · Leesburg, VAThe pilot’s loss of directional control during landing in crosswind conditions. Contributing to the loss of control was the significantly underinflated nose landing gear tire.NTSB ANC21LA008Accident · No injuriesClass 4 · LimitedFinal reportPiper PA18 · Juneau, AKThe solo student pilot’s failure to maintain directional control during taxi in strong crosswind conditions, which resulted in a loss of control and subsequent impact with a ditch.NTSB ERA21LA061Accident · No injuriesClass 4 · LimitedFinal reportPiper PA28 · Bellefonte, PAThe pilot's failure to maintain directional control while landing, which resulted in a runway excursion.NTSB ERA21LA060Accident · No injuriesClass 4 · LimitedFinal reportChampion 7EC · Northhampton, NYThe pilot’s loss of airplane control during an off-airport landing on soft sand, which resulted in a nose over.NTSB ERA21LA057Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Sanford, NCThe pilot's loss of directional control during takeoff in crosswind conditions, which resulted in a runway excursion and impact with terrain.NTSB CEN21LA064Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · El Paso, TXThe pilot’s loss of control on takeoff during a touch and go landing, which resulted in a runway excursion.NTSB ERA21LA045Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Manville, NJThe pilot's failure to maintain directional control while landing in a gusty crosswind, which resulted in a runway excursion and noseover.NTSB ERA21LA048Accident · No injuriesClass 4 · LimitedFinal reportVans RV4 · Milton, FLThe pilot's failure to maintain directional control during a crosswind landing.NTSB ERA21LA150Accident · No injuriesClass 4 · LimitedFinal reportAmerican Champion 7GCBC · Montgomery, NYThe pilot’s failure to maintain directional control during landing, resulting in a ground loop and structural damage to the airframe.NTSB CEN21LA058Accident · No injuriesClass 4 · LimitedFinal reportTemco GC-1B · Waukegan, ILThe pilot’s failure to maintain directional control during takeoff with a crosswind that resulted in a ground loop and impact with terrain.NTSB WPR21LA049Accident · No injuriesClass 3 · LimitedFinal reportRonald A Gawer RV-12 · Byron, CAThe total loss of engine power due to a fatigue fracture of the crankshaft.NTSB ERA21LA039Accident · No injuriesClass 4 · LimitedFinal reportDiamond DA40 · Winder, GAThe pilot's loss of directional control while landing, which resulted in a runway excursion.NTSB WPR21LA064Accident · No injuriesClass 3 · LimitedFinal reportStinson 108-3 · El Monte, CAA loss of directional control during the landing roll due to an undetermined failure of the tailwheel assembly.NTSB WPR21LA034Accident · Minor injuriesClass 4 · LimitedFinal reportAmerican Legend AL-3 Cub · Minden, NVThe pilot's failure to maintain directional control during landing, which resulted in the airplane nosing over.NTSB CEN21LA233Accident · No injuriesClass 3 · LimitedFinal reportCessna 140 · Edinburg, TXThe collapse of the airplane’s left main landing gear for a reason that could not be determined based upon the available evidence.NTSB WPR21LA031Accident · No injuriesClass 4 · LimitedFinal reportPearson Starduster · Cedar City, UTA loss of directional control for reasons that were not determined due to lack of available evidence.NTSB CEN21LA037Accident · No injuriesClass 4 · LimitedFinal reportAeronca 11AC · Wabash, INThe pilot’s failure to properly secure the airplane before beginning the engine start sequence.NTSB WPR21LA029Accident · No injuriesClass 4 · LimitedFinal reportCessna A185 · Richland, WAThe pilot’s failure to maintain airplane control during landing, which resulted in a nose over.NTSB DCA21WA010Accident · Minor injuriesClass 5 · ForeignEmbraer EMB145 · Freeport, BahamasNTSB CEN21LA029Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Geuda Springs, KSThe pilot’s failure to determine the airplane’s takeoff performance from an off-airport field which resulted in an aborted takeoff and impact with a fence and terrain. Contributing to the accident was the delayed aborted takeoff.NTSB CEN21LA027Accident · Serious injuriesClass 4 · LimitedFinal reportCcx-2000-0081 CCX-2000 · Longmont, COThe pilot failed to maintain control of the airplane during landing.NTSB WPR21LA024Accident · No injuriesClass 4 · LimitedFinal reportBellanca 8KCAB · Rock Springs, WYThe separation of the control grip which resulted in the pilot’s inability to maintain directional control during takeoff, and collision with terrain.NTSB ANC21LA002Accident · No injuriesClass 4 · LimitedFinal reportCessna 185 · Anchorage, AKThe pilot receiving instruction’s failure to maintain directional control during the landing roll, which resulted in a runway excursion onto soft terrain. Contributing to the accident was the flight instructor's inadequate supervision of the pilot while…NTSB ERA21LA017Accident · Minor injuriesClass 4 · LimitedFinal reportNorth American Navion · Palmetto, FLThe pilot’s failure to maintain directional control during takeoff in gusting crosswind conditions, which led to a runway excursion.NTSB ERA21LA013Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA18 · Plymouth, MAThe pilot’s failure to maintain directional control during the landing roll with a quartering gusting headwind.NTSB CEN21LA033Accident · No injuriesClass 3 · LimitedFinal reportAmerican Champion 7ECA · Longview, TXThe improper installation of a clevis pin in the rudder system which led to a loss of directional control during landing.NTSB 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.NTSB WPR21LA005Accident · No injuriesClass 4 · LimitedFinal reportCessna 150 · Rimrock, AZThe pilot’s improper landing flare, which resulted in a hard, bounced landing and runway excursion.NTSB CEN21LA006Accident · No injuriesClass 4 · LimitedFinal reportAeronca 7AC · Salida, COThe student pilot’s loss of directional control during takeoff and the flight instructor’s delayed remedial action which resulted in a runway excursion and impact with a steel object.NTSB ERA21LA004Accident · 1 fatalClass 3 · LimitedFinal reportCessna 182 · Beechhurst, NYThe pilot’s selection of a landing area that provided inadequate distance from obstacles and his subsequent decision to abort the landing with inadequate takeoff distance available, which resulted in a high-speed collision with a concrete bulkhead.…NTSB CEN21LA023Accident · No injuriesClass 4 · LimitedFinal reportEvolution Revolt · Durango, COThe pilot’s loss of directional control during landing following a hard landing and failure of the right main tire.NTSB ANC20LA100Accident · No injuriesClass 3 · LimitedFinal reportCessna 180 · Tok, AKThe mechanic’s failure to properly repair the tailwheel, which resulted in a malfunction of the tailwheel and a loss of directional control.NTSB WPR20LA332Accident · No injuriesClass 4 · LimitedFinal reportPiper PA28 · Oregon City, ORThe pilot’s improper landing flare which resulted in a bounced landing, loss of directional control and subsequent collision with a hangar.NTSB ERA20LA342Accident · No injuriesClass 4 · LimitedFinal reportBellanca 7GCB · DeFuniak Springs, FLThe failure of the left landing gear airframe cross tube during landing, due to corrosion hidden under riveted fairing.NTSB WPR20LA322Accident · No injuriesClass 4 · LimitedFinal reportPiper PA32-300 · Silver Springs, NVThe pilot’s failure to maintain directional control during a nighttime landing with a crosswind, which resulted in a runway excursion and impact with a sign.NTSB ERA20LA334Accident · No injuriesClass 4 · LimitedFinal reportCessna 140 · New Smyrna Beach, FLThe pilot’s decision to depart from a non-suitable surface, which resulted in a loss of directional control during takeoff roll.NTSB CEN21WA017Accident · No injuriesClass 5 · ForeignCessna 180D · Linköping, SwedenNTSB WPR20LA318Accident · No injuriesClass 4 · LimitedFinal reportCessna 182 · Island Park, IDThe pilot’s failure to maintain directional control during a crosswind landing.NTSB ERA20LA338Accident · No injuriesClass 4 · LimitedFinal reportCessna 170 · Pottstown, PAThe pilot’s failure to maintain directional control while landing in gusty, shifting wind conditions.NTSB ANC20LA098Accident · No injuriesClass 3 · LimitedFinal reportCessna 182 · King Salmon, AKThe fatigue fracture failure of the left main landing gear U-bolt during landing, which resulted in the collapse and separation of the left main landing gear spring.