NTSB investigations, 1976

927 cases where the phase of flight was Enroute.

Cases per year

19622026
NTSB investigations, 1976 per year, 1962–2026: 35,883 cases
196218
196328
1964703
1965750
1966856
1967893
1968881
1969995
1970996
1971941
1972894
1973935
1974968
1975977
1976927
1977936
19781,018
1979968
1980873
1981881
1982786
1983734
1984747
1985704
1986693
1987616
1988656
1989590
1990548
1991574
1992542
1993533
1994498
1995506
1996511
1997466
1998467
1999452
2000451
2001396
2002407
2003415
2004380
2005390
2006325
2007353
2008256
2009309
2010269
2011287
2012309
2013280
2014258
2015295
2016324
2017275
2018340
2019348
2020248
2021323
2022312
2023322
2024368
2025348
2026234

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\") = 1976
    AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 400)
  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 SEA77FA011Accident · 1 fatalClosedBeech V35B · Auburn, WADec 31, 1976 · N84BB · DestroyedNTSB OAK77FVM05Accident · No injuriesClosedPiper PA-24 · San Carlos, CADec 31, 1976 · N6642P · Substantial damageNTSB LAX77FUG17Accident · No injuriesClosedMooney M20C · Big Bear City, CADec 31, 1976 · N6423U · Substantial damageNTSB FTW77FQG07Accident · Minor injuriesClosedNa Rockwell 112 · Wildorado, TXDec 31, 1976 · N1082J · Substantial damageNTSB CHI77FEI08Accident · Minor injuriesClosedPiper PA-28 · Avon Lake, OHDec 31, 1976 · N5320W · Substantial damageNTSB SEA77FYC12Accident · No injuriesClosedCessna TU206D · Farmington, ORDec 30, 1976 · N72160 · Substantial damageNTSB MKC77FER12Accident · Minor injuriesClosedCessna 172 · Morris, MNDec 30, 1976 · N7834U · Substantial damageNTSB MIA77FKG14Accident · Serious injuriesClosedPiper PA-28 · Cleveland, GADec 30, 1976 · N5922W · DestroyedNTSB IAD77DLJ03Accident · No injuriesClosedCessna 180 · Rougemont, NCDec 30, 1976 · N2464C · Substantial damageNTSB FTW77FA026Accident · 2 fatalClosedPiccard AX-6 · Jersey Village, TXDec 30, 1976 · N53DP · DestroyedNTSB MKC77FCD06Accident · Minor injuriesClosedAero-Star 600 · Pella, IADec 29, 1976 · N7468S · Substantial damageNTSB CHI77FA020Accident · 2 fatalClosedCessna 411 · Mccomb Twp, MIDec 29, 1976 · N411EF · DestroyedNTSB MKC77FA010Accident · 1 fatalClosedCessna 210L · Fenton, MODec 28, 1976 · N2148S · DestroyedNTSB LAX77DUQ12Accident · No injuriesClosedCessna 150 · California Cty, CADec 28, 1976 · N3986U · Substantial damageNTSB LAX77DUJ16Accident · No injuriesClosedCessna 150 · Bagdad, AZDec 28, 1976 · N6682F · DestroyedNTSB MKC77FCA07Accident · No injuriesClosedCessna 182H · Monticello, MODec 27, 1976 · N1873X · Substantial damageNTSB LAX77FUG20Accident · No injuriesClosedKR 1 · Chino, CADec 26, 1976 · N65117 · Substantial damageNTSB LAX77FA016Accident · 1 fatalClosedErco 415-C · Murrieta, CADec 26, 1976 · N87406 · DestroyedNTSB DEN77FQA08Accident · Minor injuriesClosedPiper PA-28 · Albuquerque, NMDec 26, 1976 · N7585R · Substantial damageNTSB NYC77FGT05Accident · No injuriesClosedCessna 150 · Philipsburg, PADec 25, 1976 · N3788J · DestroyedNTSB IAD77DID10Accident · No injuriesClosedCessna 150 · Emporia, VADec 24, 1976 · N6260G · Substantial damageNTSB IAD77DLQ04Accident · Minor injuriesClosedCessna 150 · Trenton, KYDec 22, 1976 · N11269 · DestroyedNTSB IAD77DKW10Accident · Minor injuriesClosedErco 415CD · Rockwood, TNDec 22, 1976 · N94706 · Substantial damageNTSB FTW77FRG20Accident · No injuriesClosedLake LA-4 · San Antonio, TXDec 22, 1976 · N2036L · Substantial damageNTSB FTW77FPD06Accident · Minor injuriesClosedCessna 172 · Henrietta, TXDec 22, 1976 · N6972A · Substantial damageNTSB LAX77FUQ13Accident · Minor injuriesClosedCessna 177B · Burbank, CADec 21, 1976 · N34100 · Substantial damageNTSB LAX77DUJ15Accident · No injuriesClosedCessna 120 · Salome, AZDec 21, 1976 · N120Y · Substantial damageNTSB NYC77FHA09Accident · Minor injuriesClosedPiper PA-28 · Claussville, PADec 20, 1976 · N75269 · Substantial damageNTSB OAK77FA008Accident · 2 fatalClosedCessna 150G · Escalon, CADec 19, 1976 · N2630J · DestroyedNTSB MIA77DKG13Accident · No injuriesClosedGrum Amer AA-5 · Fairmont, GADec 19, 1976 · N71921 · Substantial damageNTSB MIA77FKQ04Accident · No injuriesClosedCessna 182 · Gluckstadt, MSDec 18, 1976 · N5814B · Substantial damageNTSB LAX77FUA03Accident · No injuriesClosedBeech A35 · Avalon, CADec 18, 1976 · N304Q · DestroyedNTSB CHI77FEE08Accident · No injuriesClosedCessna 150 · Wayne, ILDec 18, 1976 · N63406 · Substantial damageNTSB MIA77FLA11Accident · No injuriesClosedCessna 188B · St Augustine, FLDec 17, 1976 · N53176 · DestroyedNTSB FTW77FA023Accident · 2 fatalClosedPiper PA-28 · El Paso, TXDec 17, 1976 · N7379W · DestroyedNTSB DEN77DTC04Accident · No injuriesClosedPiper PA-12 · Rock Springs, WYDec 17, 1976 · N3277M · Substantial damageNTSB ANC77FA017Accident · Serious injuriesClosedBell 206L · Anchorage, AKDec 17, 1976 · N49723 · DestroyedNTSB MKC77FTK04Accident · No injuriesClosedPiper PA-11 · Lake Preston, SDDec 16, 1976 · N4528M · Substantial damageNTSB LAX77FA015Accident · 1 fatalClosedPiper PA-23 · Blythe, CADec 15, 1976 · N5590Y · DestroyedNTSB CHI77FEX06Accident · 1 fatalClosedCessna 150G · Patriot, INDec 15, 1976 · N2879S · DestroyedNTSB NYC77IA021Incident · No injuriesClosedBoeing 747 · San Juan, PRDec 12, 1976 · N9664 · Minor damageNTSB NYC77FNA07Accident · Serious injuriesClosedTed Smith 601 · Framingham Ctr, MADec 12, 1976 · N90337 · DestroyedNTSB NYC77FFA10Accident · Serious injuriesClosedBell 47J-2A · Ellenville, NYDec 12, 1976 · N3538S · Substantial damageNTSB OAK77FJA01Accident · 2 fatalClosedYankee AA1 · Wainiha, HIDec 11, 1976 · N5910L · DestroyedNTSB OAK77DJA04Accident · Minor injuriesClosedSczeny-Roth BG12B · Mokuleia, HIDec 11, 1976 · N2262C · Substantial damageNTSB MIA77DKT10Accident · No injuriesClosedCessna 150 · Ft Lauderdale, FLDec 11, 1976 · N19075 · Substantial damageNTSB IAD77DKM08Accident · Minor injuriesClosedStarduster T00 · Gastonia, NCDec 11, 1976 · N2453 · Substantial damageNTSB NYC77FGM04Accident · Serious injuriesClosedPiper PA-24 · Smithfield, PADec 10, 1976 · N7AG · Substantial damageNTSB NYC77FFA09Accident · Serious injuriesClosedCessna 180 · Lisbon, NYDec 10, 1976 · N52192 · Substantial damageNTSB FTW77FA020Accident · 3 fatalClosedCessna 182E · Temple, TXDec 10, 1976 · N3091Y · Destroyed