NTSB investigations, 2020, CA
180,624 investigations by the National Transportation Safety Board since 1962: 174,602 accidents, the rest incidents and other occurrences. Each has NTSB’s narrative and, once the investigation is done, its probable cause; since 2008, its findings and sequence of events.
Cases per year
| 1962 | 10 |
|---|---|
| 1963 | 11 |
| 1964 | 659 |
| 1965 | 654 |
| 1966 | 755 |
| 1967 | 799 |
| 1968 | 668 |
| 1969 | 613 |
| 1970 | 617 |
| 1971 | 605 |
| 1972 | 510 |
| 1973 | 499 |
| 1974 | 523 |
| 1975 | 488 |
| 1976 | 484 |
| 1977 | 497 |
| 1978 | 548 |
| 1979 | 473 |
| 1980 | 472 |
| 1981 | 403 |
| 1982 | 391 |
| 1983 | 441 |
| 1984 | 388 |
| 1985 | 329 |
| 1986 | 316 |
| 1987 | 315 |
| 1988 | 322 |
| 1989 | 289 |
| 1990 | 318 |
| 1991 | 291 |
| 1992 | 277 |
| 1993 | 260 |
| 1994 | 242 |
| 1995 | 237 |
| 1996 | 223 |
| 1997 | 182 |
| 1998 | 212 |
| 1999 | 186 |
| 2000 | 222 |
| 2001 | 183 |
| 2002 | 176 |
| 2003 | 182 |
| 2004 | 171 |
| 2005 | 191 |
| 2006 | 187 |
| 2007 | 207 |
| 2008 | 158 |
| 2009 | 187 |
| 2010 | 158 |
| 2011 | 141 |
| 2012 | 134 |
| 2013 | 128 |
| 2014 | 117 |
| 2015 | 118 |
| 2016 | 119 |
| 2017 | 162 |
| 2018 | 119 |
| 2019 | 114 |
| 2020 | 105 |
| 2021 | 94 |
| 2022 | 111 |
| 2023 | 103 |
| 2024 | 101 |
| 2025 | 91 |
| 2026 | 80 |
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.\"eventStateOrRegion\" = 'CA' AND c.\"eventCountry\" = 'USA'
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."eventStateOrRegion" = 'CA' AND c."eventCountry" = 'USA' 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 WPR21LA075Accident · Minor injuriesClass 3 · LimitedFinal reportBeech 35 · Santa Ynez, CAThe pilot’s mismanagement of fuel, which resulted in fuel starvation and a total loss of engine power.NTSB WPR21LA072Accident · No injuriesClass 3 · LimitedFinal reportNavion Navion A · Livermore, CAThe improper installation of the gascolator fuel inlet line and hose clamp connection, which resulted in the total loss of engine power.NTSB WPR21LA069Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · San Diego, CAA partial loss of engine power due to the fatigue fracture of the No. 3 exhaust valve rocker arm stud.NTSB WPR21LA080Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 172 · Palm Springs, CAThe student pilot’s failure to maintain aircraft control during an attempted go-around, which resulted in an exceedance of the airplane’s critical angle of attack, aerodynamic stall, and subsequent impact with terrain.NTSB WPR21LA059Accident · No injuriesClass 3 · LimitedFinal reportCessna TU206 · Twentynine Palms, CAThe pilot’s decision to takeoff with a known mechanical engine anomaly, and the failure of the No. 2-cylinder exhaust valve, which resulted in a total loss of engine power during the initial climb and subsequent impact with terrain.NTSB WPR21LA071Accident · Minor injuriesClass 3 · LimitedFinal reportCo Z Cozy · Compton, CAThe partial loss of engine power due to an improperly installed sparkplug.NTSB WPR21LA055Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 152 · San Bernardino, CAA total loss of engine power due to fuel contamination. Contributing to the accident was an inadequate preflight inspection.NTSB WPR21FA048Accident · 1 fatalClass 3 · FieldFinal reportCessna 182 · Los Angeles, CAMaintenance personnel’s failure to properly secure the throttle control hardware during recent maintenance, which resulted in its disconnection and a subsequent loss of engine power on approach for landing.NTSB WPR21LA052Accident · Minor injuriesClass 3 · LimitedFinal reportBellanca 7GCBC · Fallbrook, CAA partial loss of engine power for reasons that could not be determined with the available evidence.NTSB WPR21FA044Accident · 1 fatalClass 3 · FieldFinal reportPiper PA38 · Grass Valley, CAA total loss of engine power due to the pilot’s improper fuel management, which resulted in fuel starvation.NTSB WPR21LA040Accident · Serious injuriesClass 4 · LimitedFinal reportSchleicher ASW20C · Clayton, CAThe failure of both pilots of each glider to see an avoid one another while maneuvering, which resulted in a mid-air collision.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 WPR21LA039Accident · Serious injuriesClass 3 · LimitedFinal reportAgusta A109 · Los Angeles, CAThe loss of tail rotor control due to the separation of the tail rotor duplex bearing ring nut from the thrust sleeve, which resulted in the loss of helicopter control.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 WPR21LA022Accident · No injuriesClass 4 · LimitedFinal reportPiper J3-C65 · El Cajon, CAThe pilot's inadequate preflight inspection and fuel planning which resulted in a total loss of engine power due to fuel exhaustion.NTSB WPR21LA019Accident · Serious injuriesClass 3 · LimitedFinal reportGlasair III · Hayward, CAA total loss of engine power due to fuel starvation because of a clogged fuel filter. Contributing to the accident was the improper maintenance and inspection of the fuel filter.NTSB WPR21LA012Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 150 · Bishop, CAA loss of engine power due to the pilot’s inadvertent closure of the mixture control which starved the engine of fuel and resulted in a hard landing and collision with terrain.NTSB WPR21LA013Accident · No injuriesClass 4 · LimitedFinal reportRalph C Kimball Sea Rey · Parker Dam, CAThe inadvertent encounter with water wake during the takeoff sequence that degraded the airplane’s airspeed and resulted in the pilot’s failure to maintain clearance from obstacles during the initial climb.NTSB WPR21LA003Accident · 1 fatalClass 3 · LimitedFinal reportEvolution Revo · Hawthorne, CAThe pilot’s failure to maintain aircraft control during takeoff.NTSB WPR20LA319Accident · 1 fatalClass 3 · LimitedFinal reportCessna T182 · Santa Barbara, CAThe pilot’s loss of airplane control due to spatial disorientation after entering instrument meteorological conditions.NTSB WPR20LA325Accident · No injuriesClass 4 · LimitedFinal reportCessna T210 · Bridgeport, CAAn inadvertent retraction of the flaps during a go-around by the pilot-rated passenger, which caused the airplane to settle onto the runway with the landing gear retracted.NTSB WPR20LA320Accident · Serious injuriesClass 3 · LimitedFinal reportGreat Lakes 2T1A · San Diego, CAA loss of engine power for reasons that could not be determined, which resulted in a hard landing off airport.NTSB WPR20LA323Accident · No injuriesClass 4 · LimitedFinal reportMD Helicopter 369 · Chemehuevi Valley, CAThe pilot’s failure to maintain helicopter control during an approach with a gusting variable wind, which resulted in an impact with terrain.NTSB WPR20LA311Accident · Serious injuriesClass 3 · LimitedFinal reportNorth American B25N · Stockton, CAA total loss of engine power due to fuel exhaustion. Contributing to the accident was the erroneous fuel gauge indications and inadequate preflight planning and inspectionNTSB WPR20LA303Accident · 2 fatalClass 3 · LimitedFinal reportNavion B · Van Nuys, CAThe pilot’s failure to maintain control of the airplane during an abrupt turn after takeoff at a low altitude, which resulted in an aerodynamic stall.NTSB WPR20LA295Accident · 2 fatalClass 3 · LimitedFinal reportBeech 35 · Three Rivers, CAThe pilot’s controlled flight into terrain while operating in conditions of reduced visibility due to smoke.NTSB WPR20CA296Accident · No injuriesClass 4 · Data collectionFinal reportCessna Ector 305A · Amboy, CAThe pilot's failure to maintain directional control of the airplane during a precautionary landing which resulted in a ground loop.NTSB WPR20CA312Accident · No injuriesClass 4 · Data collectionFinal reportBeechcraft C90A · Fortuna, CAA collision with a deer while landing at night.NTSB WPR20LA289Accident · 2 fatalClass 3 · LimitedFinal reportBeech A36 · Redding, CAThe pilot’s failure to recognize the airplane’s inadequate takeoff performance given the length of the available runway and to abort the takeoff, which resulted in a runway excursion.NTSB WPR20LA288Accident · No injuriesClass 3 · LimitedFinal reportCessna 210 · Chino, CAThe failure of the engine-driven hydraulic pump, which resulted in the main landing gear not fully extending and locking into place during landing. Contributing to the accident was the failure of the emergency gear extension system for reasons that could not…NTSB WPR20CA284Accident · No injuriesClass 4 · Data collectionFinal reportBell 205 · LaVerne, CAThe pilot’s delayed decision to initiate a go-around while landing in an unimproved area which resulted in a collision with debris.NTSB WPR20LA306Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28-181 · Upland, CAThe failure of the right landing gear due to fatigue cracking.NTSB WPR20LA280Accident · 1 fatalClass 3 · LimitedFinal reportArrow-Falcon Exporters UH-1H · Coalinga, CAThe pilot’s inability to maintain control of the helicopter due to a hydraulic system failure for reasons that could not be fully determined due to the thermal destruction from the postimpact fire.NTSB DCA20LA138Accident · Serious injuriesClass 3 · LimitedFinal reportBoeing 767 · Los Angeles, CAThe left main landing gear’s failure to extend due to the separation of the brake rod retaining hardware from the aft inboard wheel for reasons that could not be determined based on the available evidence.NTSB WPR20LA270Accident · 2 fatalClass 3 · LimitedFinal reportPiper PA 14 · Susanville, CAThe pilot’s decision to conduct a steep departure at a high-density altitude and the exceedance of the airplane’s critical angle of attack during a climb, which resulted in an accelerated stall and subsequent loss of control. Contributing to the accident was…NTSB WPR20CA273Accident · No injuriesClass 4 · Data collectionFinal reportSchweizer SGS233 · Warner Springs, CAThe pilot's inability to maintain altitude due to a loss of thermal lift, which resulted in an off-airport landing.NTSB WPR20LA259Accident · Serious injuriesClass 3 · LimitedFinal reportRutan Vari EZE · Kelso Valley, CAThe pilot’s failure to secure the fuel cap, which resulted in a total loss of engine power due to fuel exhaustion.NTSB WPR20CA261Accident · Serious injuriesClass 4 · Data collectionFinal reportAviat A1 · Kernville, CAThe pilot's failure to maintain clearance from trees during a go-around, which resulted in an impact with terrain.NTSB WPR20LA257Accident · 1 fatalClass 3 · LimitedFinal reportSportine Aviacija LAK17 · Lake Port, CAThe pilot’s exceedance of the glider’s critical angle of attack during flight, which resulted in an aerodynamic stall and subsequent impact with terrain.NTSB WPR20CA253Accident · Serious injuriesClass 4 · Data collectionFinal reportRobert D Carr Jr Cavalon · Upper Lake, CAThe pilot’s distraction and failure to maintain adequate airspeed during a low altitude maneuver, which resulted in a loss of aircraft control and collision with terrain.NTSB WPR20LA256Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · San Jose, CAThe airplane’s collision with a bird while maneuvering in the airport traffic pattern.NTSB 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.NTSB WPR20LA247Accident · Minor injuriesClass 3 · LimitedFinal reportBell OH58A · Holtville, CAThe total loss of engine power due to the decoupling of the engine's turbine and compressor sections, which resulted from improper maintenance.NTSB WPR20LA237Accident · 1 fatalClass 3 · LimitedFinal reportVans Vans RV-8 · Tehachapi, CAThe pilot’s failure to maintain airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall at too low of an altitude to recover.NTSB WPR20LA234Accident · No injuriesClass 3 · LimitedFinal reportMontana Coyote · Jamul, CAA total loss of engine power due to an obstructed fuel line and fuel starvation, which resulted in a forced landing and collision with a fence. Contributing to the accident was the long duration of aircraft storage that allowed for contaminants to develop and…NTSB WPR20LA228Accident · No injuriesClass 3 · LimitedFinal reportMd Helicopter 600 · San Andreas, CAThe failure of the output shaft of the overrunning clutch inner race due to frictional overheating of the shaft, which resulted from the failure of the output bearing’s stainless-steel grease seal.NTSB WPR20LA225Accident · No injuriesClass 3 · LimitedFinal reportVans RV 8 · Grimes, CAA partial loss of engine power for reasons that could not be determined because the airplane was not examined.NTSB WPR20CA222Accident · No injuriesClass 4 · Data collectionFinal reportCessna 152 · Hayward, CAThe pilot's failure to maintain airplane control during landing in gusting wind conditions, and the flight instructor's delayed remedial action, which resulted in the left wing striking the runway.NTSB WPR20CA219Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Concord, CAThe student pilot's failure to maintain airplane control when the airplane drifted off of runway centerline and subsequently collided with a taxiway sign during a go-around.NTSB WPR20CA255Accident · Minor injuriesClass 4 · Data collectionFinal reportAir Creation/Sides Rick A Manta 503 · Ramona, CAThe solo student pilot's improper landing flare, which resulted in a bounced landing and subsequent nose over.