NTSB investigations, 1993
140 cases where the phase of flight was Takeoff.
Cases per year
| 1962 | 4 |
|---|---|
| 1963 | 5 |
| 1964 | 352 |
| 1965 | 314 |
| 1966 | 410 |
| 1967 | 449 |
| 1968 | 327 |
| 1969 | 364 |
| 1970 | 345 |
| 1971 | 383 |
| 1972 | 265 |
| 1973 | 299 |
| 1974 | 343 |
| 1975 | 315 |
| 1976 | 281 |
| 1977 | 333 |
| 1978 | 344 |
| 1979 | 321 |
| 1980 | 251 |
| 1981 | 289 |
| 1982 | 254 |
| 1983 | 247 |
| 1984 | 238 |
| 1985 | 192 |
| 1986 | 182 |
| 1987 | 187 |
| 1988 | 168 |
| 1989 | 162 |
| 1990 | 185 |
| 1991 | 191 |
| 1992 | 146 |
| 1993 | 140 |
| 1994 | 175 |
| 1995 | 197 |
| 1996 | 145 |
| 1997 | 154 |
| 1998 | 153 |
| 1999 | 175 |
| 2000 | 162 |
| 2001 | 148 |
| 2002 | 153 |
| 2003 | 162 |
| 2004 | 129 |
| 2005 | 143 |
| 2006 | 127 |
| 2007 | 150 |
| 2008 | 170 |
| 2009 | 205 |
| 2010 | 198 |
| 2011 | 188 |
| 2012 | 184 |
| 2013 | 153 |
| 2014 | 188 |
| 2015 | 184 |
| 2016 | 191 |
| 2017 | 195 |
| 2018 | 172 |
| 2019 | 197 |
| 2020 | 193 |
| 2021 | 179 |
| 2022 | 176 |
| 2023 | 204 |
| 2024 | 216 |
| 2025 | 204 |
| 2026 | 179 |
Where
Latest cases
Query with SQL
duckdb -csv -c "WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e.\"tier1Number\" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e.\"isDefiningEvent\", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e.\"tier1Number\" GLOB '[1-9][0-9]*'
AND (e.\"isDefiningEvent\" OR e.case_mkey IN (SELECT \"mKey\" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE \"isPre1982\"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o.\"phaseOfFlightCode\", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o.\"phaseOfFlightCode\"
WHERE o.aircrafts_position = 1 AND o.\"occurrenceNumber\" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c.\"eventDate\", c.\"highestInjuryLevel\" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c.\"eventDate\" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
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\") = 1993
AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 300)
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.
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
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") = 1993
AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 300)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 LAX94LA086Accident · No injuriesLimited investigationFinal reportCessna 172N · El Monte, CAThe pilot's delayed decision to abort the takeoff and improper use of the airplane's throttle.NTSB NYC94LA042Accident · No injuriesLimited investigationFinal reportPiper PA-32-R-301T · Norwood, MAThe pilot's delay in aborting the takeoff which resulted in a overrun of the runway. Factors were a snow covered runway, takeoff speed not attained, brakes not used, and a ditch.NTSB LAX94LA071Accident · No injuriesLimited investigationFinal reportRans S-14 · Riverside, CAthe pilot incorrectly selecting the wrong fuel valve and the subsequent engine failure due to fuel starvation.NTSB ANC94LA022Accident · No injuriesLimited investigationFinal reportCessna 207 · Tuntutuliak, AKFailure of the pilot to maintain proper alignment during the takeoff roll. Factors related to the accident were: darkness and the snow berm along the edge of the runway.NTSB ANC94IA020Incident · No injuriesIncident investigationFinal reportSwearingen SA227 · King Salmon, AKThe pilot-in-command did not maintain control of the airplane and did not perform the appropriate procedures for an aborted takeoff. A factor in the incident was the asymmetry in power between the plane's two engines for undetermined reasons.NTSB MIA94LA027Accident · 1 fatalLimited investigationFinal reportThompson Bushby Mustang II · Madison, MSAn engine failure for undetermined reasons.NTSB LAX94LA049Accident · No injuriesLimited investigationFinal reportPiper PA-38-112 · Fresno, CAwas the student pilot's improper use of the rudder. The student pilot's lack of total experience was a factor in this accident.NTSB ATL94LA019Accident · Serious injuriesLimited investigationFinal reportBell-Carson 47G-SUPER C-4 · Eufaula, ALThe pilot's failure to maintain aircraft control. A factor was the pilot's limited helicopter flight experience.NTSB CHI94LA033Accident · Minor injuriesLimited investigationFinal reportCessna 172I · Moberly, MOthe failure of the pilot-in-command to use all of the available runway.NTSB ANC94LA016Accident · No injuriesLimited investigationFinal reportCessna A185F · Chefornak, AKThe failure of the pilot-in-command to adequately compensate for the gusty cross wind condition. A factor in the accident was the wind gust.NTSB ANC94LA014Accident · No injuriesLimited investigationFinal reportCessna 150 · Chignik, AKThe pilot-in-commands selection of unsuitable terrain on which to perform a takeoff. A factor in the accident was the brush.NTSB ATL94LA009Accident · No injuriesLimited investigationFinal reportBell 47G2 · Billingsley, ALThe pilot's improper vertical liftoff which resulted in dynamic roll-over and the main rotor's impact with the ground.NTSB NYC94LA018Accident · No injuriesLimited investigationFinal reportCessna 170 · Williamstown, NJFatigue failure of the gear axle which resulted in the collapse of the left main gear.NTSB CHI94LA020Accident · Serious injuriesLimited investigationFinal reportCessna 150H · Kansas City, MOLoss of power for an undetermined reason, and the pilot initiating the flight with a rough running engine. Factors related to the accident were: the building and the lack of suitable terrain for a forced landing.NTSB LAX94LA019Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Arvin, CAthe loss of power for undetermined reasons.NTSB SEA94LA006Accident · No injuriesLimited investigationFinal reportCessna 177A · La Sal, UTThe pilot in command's failure to abort the takeoff. Factors contributing to the accident were the high (10,000 foot) density altitude and the fence.NTSB ATL94IA001Incident · No injuriesIncident investigationFinal reportBoeing 757-232 · Fort Lauderdale, FLFailure of the captain to use the proper rotation and lift-off speeds, which resulted in over rotation of the aircraft during takeoff and a subsequent tail scrape.NTSB SEA94LA002Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Orting, WAThe pilot in command's failure to maintain aircraft control.NTSB SEA93LA215Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Tooele, UTThe pilot in command's failure to maintain directional control. A factor contributing to the accident was the fence.NTSB LAX93LA372Accident · No injuriesLimited investigationFinal reportCryder RV-6 · Ely, NVthe pilot's failure to maintain directional control of his conventional gear airplane after the failure of a main landing gear tire.NTSB FTW93FA267Accident · 1 fatalField investigationFinal reportPiper PA-31P · San Antonio, TXFailure by the pilot-in-command to maintain VMC following takeoff. Factors were: partial loss of power to one engine for undetermined reason, and lack of total experience in aircraft type.NTSB LAX93LA374Accident · No injuriesLimited investigationFinal reportErcoupe 415C · Columbia, CAthe pilot's improper use of the elevator control during the takeoff ground roll which resulted in a porpoise and nose gear collapse. A factor in the accident was the pilot's low total experience and lack of total time in type.NTSB BFO93LA184Accident · No injuriesLimited investigationFinal reportCessna 172 · Emporia, VAThe pilot's selection of unsuitable terrain for a takeoff. A factor related to the accident was the pilot's delay in initiating an aborted takeoff.NTSB ANC93IA188Incident · No injuriesIncident investigationFinal reportBoeing 747-200 · Anchorage, AKForeign object damage to the compressor forward fan assembly as a result of the ingestion of a bird.NTSB LAX93LA362Accident · Minor injuriesLimited investigationFinal reportErcoupe 415-C · Twentynine Palm, CAThe pilot's attemted takeoff from a taxiway due to alcoholic impairment. The night light condition was a factor.NTSB ANC93LA187Accident · No injuriesLimited investigationFinal reportCessna 180A · Charlie Lake, AKThe pilot delayed his decision to abort the takeoff, and did not follow the standard procedures/directives for the aborted takeoff. Factors were the pilot's improper preflight planning/decision, and the rough/uneven terrain.NTSB FTW93LA260Accident · No injuriesLimited investigationFinal reportCessna A188B · Manila, ARPartial loss of engine power due to the collapse of an air induction hose.NTSB ANC93LA184Accident · No injuriesLimited investigationFinal reportCessna 185 · Ketchikan, AKThe pilot's improper planning/decision. The rough water in the takeoff area was a factor.NTSB LAX93LA350Accident · No injuriesLimited investigationFinal reportCessna 182E · Minden, NVthe pilot's inadequate preflight planning and failure to use all available runway. A factor in the accident was the high density altitude condition.NTSB FTW93LA258Accident · No injuriesLimited investigationFinal reportCessna 180 · Watkins, COThe pilot's improper compensation for shifting winds.NTSB BFO93LA162Accident · No injuriesLimited investigationFinal reportSterner Super CAT · Cherryville, PAThe movement of a thumbscrew on the fuel filter system which resulted in fuel flow blockage and subsequent partial power loss. A factor in this accident was the lack of suitable terrain for the emergency landing.NTSB FTW93FA251Accident · 3 fatalField investigationFinal reportCessna 182C · Porter, TXPartial loss of engine power for undetermined reasons. Factors in the accident which may have contributed were the distorted and separated muffler components resulting from improper maintenance by an unknown person.NTSB CHI93LA353Accident · No injuriesLimited investigationFinal reportBurkhart Grob G-103 Twin Astir · New Douglas, ILFailure of the glider tow attachment. Factors related to the accident were the improper emergency procedure by the student, and the flight instructor's delayed remedial action..NTSB ANC93LA168Accident · No injuriesLimited investigationFinal reportCessna 170B · Wulik River, AKThe pilot's failure to maintain control of the airplane. A factor was the crosswind.NTSB LAX93LA341Accident · No injuriesLimited investigationFinal reportPiper PA-32RT-300T · Willows, CAthe pilot's failure to maintain directional control of the aircraft.NTSB BFO93LA152Accident · No injuriesLimited investigationFinal reportPiper PA-28 · New Carlisle, OHThe pilot's delay in aborting the takeoff, and his failure to maintain directional control during the aborted takeoff.NTSB NYC93LA181Accident · No injuriesLimited investigationFinal reportBeech 19 · Wolfboro, NHThe pilot's failure to abort the takeoff which resulted in an overrun of the runway. Factors were a dirt bank, and the pilot's premature lift off, his failure to attain adequate airspeed, and his lack of recency of experience.NTSB ANC93LA160Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Happy Valley, AKThe pilot's improper preflight planning/decision, and his failure to maintain directional control of the airplane. A factor was the rough/uneven terrain.NTSB CHI93LA344Accident · No injuriesLimited investigationFinal reportBeech 19A · Troy, MOThe pilot's use of improper fuel in the airplane. Wet turf on the runway was a related factor.NTSB SEA93LA183Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-235 · Enumclaw, WAThe pilot's delayed remedial action. Factors include a wet, downhill, grass runway during the abort.NTSB SEA93LA182Accident · No injuriesLimited investigationFinal reportPiper PA-24 · Ilwaco, WAThe pilot's inadequate pre-flight planning, and his attempt to take off with the aircraft over gross weight.NTSB FTW93LA241Accident · No injuriesLimited investigationFinal reportCessna 140 · Bastrop, LAThe pilot's failure to maintain directional control and his improper compensation for existing wind conditions. Factors were the crosswind and the pilot's lack of total experience in the type of aircraft.NTSB ANC93LA144Accident · Minor injuriesLimited investigationFinal reportGrumman G-21 · Togiak River, AKThe pilot in command's improper preflight decision making and selection of unsuitable terrain for takeoff.NTSB FTW93LA238Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Pioneer, LAThe failure by both pilots to maintain visual lookout. Factors were the inadequate radio communications by both pilots, and the departing pilot's failure to follow procedures and directives.NTSB MIA93LA173Accident · No injuriesLimited investigationFinal reportCessna 152 · Opa-Locka, FLFailure of the pilot-in-command to apply right rudder while applying power during the touch-and-go landing. Contributing to the accident was the pilot-in-command's lack of total experience.NTSB ANC93LA140Accident · No injuriesLimited investigationFinal reportStinson 108-2 · Near Skwentna, AKThe pilot in command's inadequate preflight planning and preparation. A factor in the accident was the pilot's lack of familiarity with the particular aircraft's performance.NTSB CHI93LA314Accident · No injuriesLimited investigationFinal reportCessna 188 · Martin, SDthe pilot's failure to maintain control of the airplane during the takeoff roll.NTSB LAX93LA314Accident · No injuriesLimited investigationFinal reportMooney M20J · King City, CAthe pilot's loss of directional control during the takeoff ground roll due to the inadvertent interference with the controls by a passenger.NTSB MIA93LA169Accident · No injuriesLimited investigationFinal reportAyres S2R-T15 · Louise, MSThe pilot in commands decision to takeoff from a road with a left quartering tailwind which resulted in his loosing directional control and the aircraft colliding with a utility pole.NTSB FTW93LA227Accident · No injuriesLimited investigationFinal reportPiper PA-22-150 · Harrison, ARAn inadvertent groundloop by the pilot.