NTSB investigations, 2021, TN
180,630 investigations by the National Transportation Safety Board since 1962: 174,609 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 | 1 |
|---|---|
| 1963 | 2 |
| 1964 | 74 |
| 1965 | 56 |
| 1966 | 58 |
| 1967 | 58 |
| 1968 | 51 |
| 1969 | 57 |
| 1970 | 56 |
| 1971 | 58 |
| 1972 | 56 |
| 1973 | 62 |
| 1974 | 39 |
| 1975 | 56 |
| 1976 | 53 |
| 1977 | 43 |
| 1978 | 40 |
| 1979 | 38 |
| 1980 | 41 |
| 1981 | 43 |
| 1982 | 28 |
| 1983 | 41 |
| 1984 | 35 |
| 1985 | 34 |
| 1986 | 36 |
| 1987 | 37 |
| 1988 | 36 |
| 1989 | 26 |
| 1990 | 29 |
| 1991 | 26 |
| 1992 | 25 |
| 1993 | 26 |
| 1994 | 27 |
| 1995 | 38 |
| 1996 | 33 |
| 1997 | 34 |
| 1998 | 21 |
| 1999 | 28 |
| 2000 | 26 |
| 2001 | 25 |
| 2002 | 23 |
| 2003 | 35 |
| 2004 | 27 |
| 2005 | 22 |
| 2006 | 19 |
| 2007 | 23 |
| 2008 | 24 |
| 2009 | 21 |
| 2010 | 25 |
| 2011 | 23 |
| 2012 | 29 |
| 2013 | 17 |
| 2014 | 24 |
| 2015 | 24 |
| 2016 | 25 |
| 2017 | 20 |
| 2018 | 13 |
| 2019 | 24 |
| 2020 | 24 |
| 2021 | 20 |
| 2022 | 26 |
| 2023 | 26 |
| 2024 | 29 |
| 2025 | 29 |
| 2026 | 15 |
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\") = 2021
AND c.\"eventStateOrRegion\" = 'TN' 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") = 2021 AND c."eventStateOrRegion" = 'TN' 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 ERA22FA096Accident · 1 fatalClass 3 · FieldFinal reportRobinson Helicopter R44 II · Cosby, TNThe pilot’s intentional, continued flight into instrument meteorological conditions in a helicopter that was not certified for instrument conditions, which resulted in a loss of helicopter control and a collision with trees and terrain.NTSB ERA22LA089Accident · 1 fatalClass 3 · LimitedFinal reportCirrus Design SR22 · Knoxville, TNThe pilot’s encounter with a wake vortex from a preceding airplane, which resulted in a roll upset at an altitude too low for recovery. Contributing to the accident was the failure of ATC to issue a wake turbulence cautionary advisory.NTSB ERA22LA037Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-30 · Waverly, TNThe pilot’s improper pre-flight fuel planning, which resulted in a total loss of engine power to both engines due to fuel exhaustion.NTSB ERA21LA335Accident · No injuriesClass 3 · LimitedFinal reportHummer 260L · Livingston, TNA total loss of engine power for reasons that could not be determined. Contributing to the accident was the pilot’s operation of the helicopter in a flight regime that would not allow for a successful autorotative landing.NTSB ERA21LA321Accident · No injuriesClass 3 · LimitedFinal reportCubcrafters CC11-160 · Springfield, TNA loss of engine power for undetermined reasons.NTSB ERA21LA305Accident · Serious injuriesClass 3 · LimitedFinal reportTucker Twin · Unionville, TNThe loss of directional control during a precautionary landing, which resulted in a collision with a fence post.NTSB ERA21LA300Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 140 · Murfreesboro, TNA total loss of engine power as a result of carburetor icing.NTSB ERA21LA288Accident · Serious injuriesClass 3 · LimitedFinal reportDehavilland Canada DHC-1 Chipmunk X · Lebanon, TNA total loss of engine power during the initial climb for reasons that could not be determined based on the available evidence.NTSB ERA21LA273Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-28-180 · Woodland, TNThe student pilot’s inadequate monitoring of his fuel state during a solo training flight, which resulted in fuel starvation, a total loss of engine power, and a forced landing.NTSB ERA21FA263Accident · 1 fatalClass 3 · FieldFinal reportCirrus SR22 · Mercer, TNA partial loss of engine power due to foreign object debris contamination of the left turbocharger wastegate. Contributing to the accident was the pilot’s failure to divert to the nearest airport.NTSB ERA21LA314Accident · No injuriesClass 4 · LimitedFinal reportCessna 172S · Clarksville, TNThe flight instructor’s inadequate remedial action during takeoff, which resulted in a runway excursion.NTSB ERA21FA234Accident · 7 fatalClass 3 · FieldFinal reportCessna 501 · Smyrna, TNThe pilot’s loss of airplane control during climb due to spatial disorientation.NTSB ERA21FA232Accident · 1 fatalClass 3 · FieldFinal reportGulfstream American AA-5A · Crossville, TNA partial loss of engine power due to carburetor icing, which resulted in a descent and impact with terrain. Contributing to the accident was the pilot’s failure to apply carburetor heat following the initial loss of engine power.NTSB ERA21LA223Accident · No injuriesClass 3 · LimitedFinal reportZenith Zodiac 601 XL · McKenzie, TNThe improper installation and inspection of the propeller, which resulted in an in-flight separation of the propeller assembly.NTSB ERA21LA214Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Johnson City, TNThe student pilot’s excessive airspeed during the landing approach and his delayed remedial action, which resulted in the airplane striking obstacles during an aborted landing. Contributing was the pilot’s decision to land with a tailwind.NTSB ERA21FA189Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-28RT-201T · Brownsville, TNThe student pilot’s continued visual flight rules flight into night instrument meteorological conditions, which resulted in spatial disorientation and a rapid uncontrolled descent into terrain. Contributing to the accident were the self-induced and external…NTSB ERA21LA173Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA-23-250 · Springfield, TNThe flight instructor’s failure to abort the takeoff following a loss of left engine power due to fuel starvation. Also causal was the inadequate maintenance of the left fuel cap by unknown maintenance personnel, which resulted in a blockage of the fuel…NTSB ERA21LA149Accident · No injuriesClass 4 · LimitedFinal reportBeech 23 · Rogersville, TNThe pilot's improper landing flare, which resulted in an initial hard landing, separation of the left main landing gear, and a runway excursion during a subsequent landing attempt.NTSB ERA21LA124Accident · 2 fatalClass 3 · LimitedFinal reportCessna 441 · Belvidere, TNThe pilot’s failure to follow the published instrument approach procedure by prematurely descending the airplane below the final approach fix altitude to fly under the low ceiling conditions, which resulted in controlled flight into terrain.NTSB ERA21LA121Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Knoxville, TNThe pilot’s failure to maintain directional control of the helicopter, which resulted in rear portion of the right skid contacting the ground and a subsequent dynamic rollover.