NTSB investigations, 1973

482 cases where the phase of flight was Initial climb.

Cases per year

19622026
NTSB investigations, 1973 per year, 1962–2026: 20,559 cases
19623
19634
1964505
1965555
1966582
1967587
1968577
1969582
1970552
1971541
1972507
1973482
1974556
1975543
1976521
1977556
1978566
1979502
1980505
1981499
1982490
1983507
1984466
1985418
1986394
1987380
1988368
1989348
1990351
1991324
1992306
1993307
1994292
1995289
1996244
1997272
1998266
1999239
2000221
2001219
2002200
2003227
2004210
2005204
2006180
2007202
2008212
2009173
2010162
2011177
2012193
2013122
2014130
2015165
2016141
2017149
2018155
2019146
2020112
2021166
2022161
2023163
2024143
2025134
2026106

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\") = 1973
    AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 350)
  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.

NTSB CHI74FEE44Accident · No injuriesClosedPiper PA-24 · Princeton, ILDec 30, 1973 · N6906P · Substantial damageNTSB CHI74FEC24Accident · Minor injuriesClosedBeech G18S · Ann Arbor, MIDec 29, 1973 · N118W · DestroyedNTSB LAX74AL047Accident · 5 fatalClosedCessna 210-5 · Hesperia, CADec 28, 1973 · N8263Z · DestroyedNTSB CHI74FET16Accident · Serious injuriesClosedPiper PA-24 · Fort Wayne, INDec 27, 1973 · N8074D · DestroyedNTSB DEN74FTM10Accident · No injuriesClosedCessna 205 · Bountiful, UTDec 26, 1973 · N1828Z · Substantial damageNTSB LAX74FUQ25Accident · No injuriesClosedLuscombe 8A · Pacoima, CADec 24, 1973 · N71464 · Substantial damageNTSB OAK74AP024Accident · 3 fatalClosedCessna 150C · Stockton, CADec 23, 1973 · N7925Z · DestroyedNTSB CHI74FEE42Accident · No injuriesClosedAmer Avco AA1 · Woodstock, ILDec 23, 1973 · N6152L · Substantial damageNTSB NYC74FHA23Accident · No injuriesClosedCessna 177B · Manville, NJDec 22, 1973 · N34832 · Substantial damageNTSB LAX74IL046Incident · No injuriesClosedCessna 310P · Riverside, CADec 22, 1973 · N3175K · Minor damageNTSB MIA74DKJ37Accident · No injuriesClosedCessna 182 · Hazel Green, ALDec 21, 1973 · N3186Y · Substantial damageNTSB MKC74DER27Accident · No injuriesClosedPiper J-3 · Aitkin, MNDec 20, 1973 · N3322N · Substantial damageNTSB ANC74FAA24Accident · No injuriesClosedConvair L-13 · Fairbanks, AKDec 20, 1973 · N4704V · Substantial damageNTSB OAK74AP023Accident · 2 fatalClosedPiper PA-22 · Concord, CADec 19, 1973 · N8245C · DestroyedNTSB MIA74FKA06Accident · Minor injuriesClosedCessna 177 · St Thomas, VIDec 19, 1973 · N2229Y · Substantial damageNTSB CHI74AC051Accident · 2 fatalClosedBeech 95-C55 · Rochester, INDec 19, 1973 · N6299V · DestroyedNTSB DCA74AZ013Accident · 3 fatalClosedLockheed 1049H · Miami, FLDec 15, 1973 · N6917C · DestroyedNTSB MIA74FKG47Accident · Serious injuriesClosedAeronca 7AC · Dalton, GADec 14, 1973 · N83556 · Substantial damageNTSB CHI74FEM29Accident · No injuriesClosedCessna 411 · Lansing, MIDec 14, 1973 · N1056R · DestroyedNTSB CHI74FEE36Accident · No injuriesClosedPiper PA-28 · Chicago, ILDec 12, 1973 · N5796F · Substantial damageNTSB FTW74DQG33Accident · No injuriesClosedPiper PA-25 · Floydada, TXDec 11, 1973 · N6057Z · Substantial damageNTSB LAX74DUG34Accident · No injuriesClosedBeech A35 · Boron, CADec 10, 1973 · N597B · Substantial damageNTSB OAK74DVD19Accident · Minor injuriesClosedBeech A35 · Stockton, CADec 9, 1973 · N8630A · Substantial damageNTSB OAK74FVG20Accident · 1 fatalClosedSemco T · Chico, CADec 8, 1973 · N9975 · Substantial damageNTSB NYC74FHD28Accident · 1 fatalClosedTaylor Mono · Millville, NJDec 8, 1973 · N71RC · DestroyedNTSB CHI74FEI17Accident · No injuriesClosedMooney M20B · Elyria, OHDec 8, 1973 · N74585 · Substantial damageNTSB NYC74AN051Accident · 2 fatalClosedBeech E18S · Corapolis, PADec 7, 1973 · N387B · DestroyedNTSB MIA74DLA27Accident · No injuriesClosedCessna 175 · Cherry Lake, FLDec 5, 1973 · N7366M · Substantial damageNTSB LAX74DUJ35Accident · Minor injuriesClosedCessna 210 · Sedona, AZDec 5, 1973 · N9581T · Substantial damageNTSB SEA74DYG21Accident · No injuriesClosedCessna 150 · Priest River, IDDec 2, 1973 · N7711E · Substantial damageNTSB NYC74FHJ16Accident · No injuriesClosedBeech V35B · White Plains, NYDec 2, 1973 · N4277A · Substantial damageNTSB MIA74DLD44Accident · Minor injuriesClosedRepublic RC-3 · Umatilla, FLDec 2, 1973 · N6277K · Substantial damageNTSB MKC74AK029Accident · 1 fatalClosedPiper PA-28 · Cuba, MODec 1, 1973 · N6554J · DestroyedNTSB SEA74AYE28Accident · Serious injuriesClosedBeech A23-19 · Everett, WANov 30, 1973 · N8735M · Substantial damageNTSB FTW74FPJ13Accident · Minor injuriesClosedAeronca 7AC · Wynnewood, OKNov 27, 1973 · N1020E · Substantial damageNTSB DEN74DTC21Accident · No injuriesClosedMaule M4220C · Gillette, WYNov 26, 1973 · N2080U · Substantial damageNTSB LAX74FUM13Accident · Minor injuriesClosedRyan ST-3KR · Ramona, CANov 22, 1973 · N46705 · Substantial damageNTSB IAD74DKM29Accident · No injuriesClosedCessna 150 · Gastonia, NCNov 22, 1973 · N6314G · Substantial damageNTSB CHI74DEP22Accident · Minor injuriesClosedCessna 172G · Elkhorn, WINov 22, 1973 · N1346F · Substantial damageNTSB MKC74FCQ17Accident · No injuriesClosedPiper PA-24 · Larned, KSNov 19, 1973 · N8131P · Substantial damageNTSB SEA74DYI09Accident · No injuriesClosedCessna 177 · North Bend, ORNov 18, 1973 · N2289Y · Substantial damageNTSB MIA74FLA22Accident · Minor injuriesClosedStinson 108 · Baker, FLNov 18, 1973 · N97378 · Substantial damageNTSB FTW74AF033Accident · 1 fatalClosedCessna 150F · Plano, TXNov 18, 1973 · N8336G · DestroyedNTSB LAX74AL037Accident · 1 fatalClosedPiper PA-24 · San Dimas, CANov 17, 1973 · N5531P · DestroyedNTSB FTW74FQG28Accident · Minor injuriesClosedN.American AT-6 · Shallowater, TXNov 17, 1973 · N7000S · Substantial damageNTSB FTW74AF031Accident · 2 fatalClosedCessna 150D · Melville, LANov 17, 1973 · N4113U · DestroyedNTSB ANC74AA045Accident · 3 fatalClosedCessna 170 · Anchorage, AKNov 17, 1973 · N9058A · DestroyedNTSB DEN74FQA26Accident · No injuriesClosedCessna 310P · Albuquerque, NMNov 12, 1973 · N5842M · Substantial damageNTSB CHI74FEA20Accident · No injuriesClosedPiper PA-22 · Monroe City, INNov 12, 1973 · N4919Z · Substantial damageNTSB ANC74AA044Accident · Serious injuriesClosedPiper PA-18 · Anchorage, AKNov 12, 1973 · N3872Z · 2 aircraft · Substantial damage