NTSB investigations, 1971
383 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\") = 1971
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") = 1971
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 CHI72DEP28Accident · No injuriesClosedPiper PA-28 · Waukesha, WINTSB ANC72DAG83Accident · No injuriesClosedCessna 170 · Toksook Bay, AKNTSB MKC72DTK15Accident · No injuriesClosedCessna 172I · Aberdeen, SDNTSB FTW72DRA33Accident · No injuriesClosedBeech V35B · Leona, TXNTSB FTW72FPD25Accident · No injuriesClosedCessna 172F · Cisco, TXNTSB LAX72DUG50Accident · No injuriesClosedCessna 150 · Perris, CANTSB MIA72OKA10Accident · No injuriesClosedPiper PA-31 · Anguilla, WNNTSB MIA72FLD41Accident · No injuriesClosedStinson 108-1 · Oklawaha, FLNTSB DEN72FQD20Accident · Minor injuriesClosedAero-Comdr 100 · Deming, NMNTSB ANC72AA031Accident · 1 fatalClosedCessna U206 · Wainwright, AKNTSB NYC72DNA23Accident · No injuriesClosedPiper PA-22 · Block Island, RINTSB MKC72DCQ37Accident · No injuriesClosedCessna 150L · Clay Center, KSNTSB FTW72DRG42Accident · No injuriesClosedCessna 182 · San Saba, TXNTSB FTW72DRD17Accident · No injuriesClosedCessna A185E · Leeville, LANTSB NYC72DNC18Accident · No injuriesClosedCessna 150F · Plymouth, NHNTSB DEN72DQD19Accident · No injuriesClosedChampion 7EC · Montoya, NMNTSB ANC72AA029Accident · No injuriesClosedCessna 180 · Iliamna, AKNTSB NYC72FGM23Accident · No injuriesClosedCessna 172L · West Mifflin, PANTSB MKC72DTG14Accident · No injuriesClosedPiper J-3 · Colgan, NDNTSB ANC72AA028Accident · No injuriesClosedPilatus PC-6H2 · Nunapitchuk, AKNTSB CHI72DEI24Accident · No injuriesClosedCessna 172H · Painesville, OHNTSB FTW72DQG24Accident · No injuriesClosedPiper PA-28 · Follett, TXNTSB OAK72DJA10Accident · No injuriesClosedBoeing E75N1 · Maui, HINTSB NYC72FHM19Accident · No injuriesClosedCessna 172 · Wallkill, NYNTSB MIA72FKT33Accident · No injuriesClosedPiper PA-23 · Opa Locka, FLNTSB DEN72DTE47Accident · No injuriesClosedCessna 172B · Erie, CONTSB ANC72DAG80Accident · No injuriesClosedCessna 180 · Tyonek, AKNTSB ANC72AA027Accident · No injuriesClosedCessna 185 · Skwentna, AKNTSB CHI72FEM40Accident · No injuriesClosedTaylorcraft BC12-D · Williamsburg, MINTSB LAX72FUG35Accident · Minor injuriesClosedCessna 205 · El Mirage, CANTSB MIA72FKT30Accident · No injuriesClosedGlobe GC-1B · Sanibel Isld, FLNTSB FTW72DPD22Accident · No injuriesClosedCessna 120 · Weatherford, TXNTSB MKC72FCA16Accident · No injuriesClosedN.American SNJ-4 · Chesterfield, MONTSB MIA72FKG53Accident · No injuriesClosedPitts Spcl SC-1 · Douglasville, GANTSB ANC72AA020Accident · No injuriesClosedDehavilland DHC-2 · Chicken, AKNTSB FTW72DPM11Accident · No injuriesClosedPiper PA-28 · Morris, OKNTSB OAK72DVD27Accident · No injuriesClosedPiper PA-28 · Smith River, CANTSB NYC72FNE15Accident · No injuriesClosedAeronca 7DC · Oxford, CTNTSB ANC72DAA22Accident · No injuriesClosedPiper PA-11 · North Pole, AKNTSB NYC72DFA24Accident · No injuriesClosedCessna 180 · Round Lake, NYNTSB DEN72FTE40Accident · No injuriesClosedStinson 108-2 · Watkins, CONTSB CHI72IC041Incident · No injuriesClosedTed Smith 601 · Cleveland, OHNTSB NYC72FID16Accident · No injuriesClosedPiper PA-32 · Lynchburg, VANTSB NYC72DFJ22Accident · Minor injuriesClosedBensen B8M · Forestville, NYNTSB ANC72DAG74Accident · No injuriesClosedCessna 180 · Northway, AKNTSB DEN72DQA23Accident · No injuriesClosedBeech D18S · Conchas Dam, NMNTSB DEN72DTE37Accident · No injuriesClosedPiper PA-22 · Arboles, CONTSB OAK72DVD25Accident · No injuriesClosedCessna 180 · Santa Rosa, CANTSB MKC72FTG13Accident · No injuriesClosedErco 415-C · Buxton, NDNTSB MIA72FLA17Accident · No injuriesClosedCessna 172E · Compass Lake, FL