NTSB investigations, 1990

25 cases where the phase of flight was Unknown.

Cases per year

19622026
NTSB investigations, 1990 per year, 1962–2026: 1,976 cases
19621
19631
196429
196526
196636
196748
196859
196931
197033
197122
197230
197328
197427
197540
197615
197730
197838
197941
198030
198127
198251
198346
198447
198541
198618
198723
198824
198920
199025
199115
199222
199322
199412
199513
199619
199716
199820
199923
200013
200118
20029
200312
20046
200511
20067
200710
20087
200910
201020
201116
201219
201314
201425
201527
201635
201737
201845
201926
202039
202160
202271
202340
202460
202573
2026217

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\") = 1990
    AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 990)
  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 LAX91LA053Accident · 2 fatalLimited investigationFinal reportCessna T210N · Douglas, AZAn inflight loss of control of the airplane due to the pilot's physical impairment from the consumption of alcohol. A factor which contributed to the accident was an inoperative vacuum system.Dec 22, 1990 · XBBCR · DestroyedNTSB MIA91GA034Accident · No injuriesFinal reportAsta N22S · Homestead Afb, FLThe bending overstress failure of the left main landing screwjack at an undetermined time during flight for undetermined reasons.Nov 28, 1990 · N5056D · Substantial damageNTSB ANC91GAMS1Accident · 3 fatalFinal reportGulfstream Aerospace 690C · Deadhorse, AKMissing aircraft.Oct 12, 1990 · N45Q · DestroyedNTSB LAX91LA003Accident · 1 fatalLimited investigationFinal reportCessna 210 · Riverside, CAImpairment of the pilot from use of drugs (cocaine), and his failure to maintain clearance (or altitude) from the mountain. Factors related to the accident were: darkness and the pilot's psychological condtion (depression).Oct 6, 1990 · N9466T · DestroyedNTSB LAX90DUG10Accident · 2 fatalFinal reportELY Thorp T-18 · Claremont, CAA loss of control for undetermined reason(s).Sep 25, 1990 · N9JE · Substantial damageNTSB CHI90DEM09Accident · 1 fatalFinal reportComben Bowers Flybaby IA · Cheboygan, MIUndetermined.Sep 13, 1990 · N1175B · DestroyedNTSB CHI90FAMS3Accident · 2 fatalMissing aircraftFinal reportCessna 172M · Kewaunee, WIUndetermined.Aug 14, 1990 · N9529H · DestroyedNTSB ANC90LA143Accident · 2 fatalLimited investigationFinal reportPiper PA-18-150 · Aniak, AKPilot lost control of the airplane as a result of encountering severe weather either during takeoff or landing. Contributing to the accident was the severe weather, rough water surface, and self-induced pressure to fly by the pilot.Aug 12, 1990 · N3946Z · Substantial damageNTSB MIA90LA170Accident · 4 fatalLimited investigationFinal reportPiper PA-22-150 · Atlantic Ocean (Atlantic Ocean)Undetermined. The airplane is missing.Aug 10, 1990 · N6946D · DestroyedNTSB DCA90IA048Incident · No injuriesIncident investigationFinal reportAirbus Industrie A320-211 · Chicago, ILThe pilot(s) allowed the aircraft to rotate to an excessive nose high attitude, either during a takeoff or landing.Aug 10, 1990 · N306US · Minor damageNTSB CHI90DEM08Accident · 2 fatalFinal reportCessna 150L · Holland, MIUndetermined. Factors related to the accident were: darkness & impairment of the pilot due to carbon monoxide.Aug 7, 1990 · N741MF · DestroyedNTSB NYC90LA188Accident · No injuriesLimited investigationFinal reportCessna 150M · Rochester, NHUndetermined.Aug 4, 1990 · N45238 · Substantial damageNTSB SEA90FA146Accident · 3 fatalField investigationFinal reportWheeler Technology FT-210 · Linch, WYFailure of the pilot to maintain control of the aircraft and/or correct the stall/spin.Jul 25, 1990 · N210EX · DestroyedNTSB CHI90FA185Accident · 3 fatalField investigationFinal reportPiper PA-28-140 · Grand Marais, MNPoor judgement of the pilot due to his impairment from consumption of alcohol, and his failure to maintain control of the aircraft. A factor related to the accident was: pilot fatigue due to lack of sleep.Jul 14, 1990 · N6146W · DestroyedNTSB LAX90FA211Accident · 1 fatalField investigationFinal reportBeech 35-33 · Paso Robles, CAUndetermined.Jun 8, 1990 · N996T · DestroyedNTSB LAX90LA158Accident · 1 fatalLimited investigationFinal reportBellanca 8KCAB · Phoenix, AZThe pilot failed to maintain control of the airplane.Jun 7, 1990 · N50353 · DestroyedNTSB NYC90GA105Accident · 4 fatalFinal reportBellanca 17-31A · Davis Park, NYThe airplane impacting the water at a high speed for unknown reason(s).May 12, 1990 · N7SF · DestroyedNTSB CHI90FAMS2Accident · 2 fatalMissing aircraftFinal reportPiper PA-30B · Charlevoix, MIThe probable cause of this accident is undetermined.Apr 20, 1990 · N8333Y · DestroyedNTSB MIA90FA106Accident · 1 fatalField investigationFinal reportPiper PA-38-112 · Marco Island, FLFuel exhaustion due to improper planning & decision by the pilot, and an inadvertent stall/spin while maneuvering for a forced landing.Apr 18, 1990 · N91309 · DestroyedNTSB MIA90LA061Accident · 2 fatalLimited investigationFinal reportCessna 152 · Missing, FLUndetermined.Jan 24, 1990 · N4802B · DestroyedNTSB SEA90FA036Accident · 2 fatalField investigationFinal reportPiper PA-18 · Longmire, WAUndetermined.Jan 20, 1990 · N7216K · DestroyedNTSB MIA90FA060Accident · 2 fatalField investigationFinal reportPiper J-3 · Clewiston, FLFailure of the pilot to secure the flight control stick (inadequate preflight) before takeoff.Jan 20, 1990 · N88125 · DestroyedNTSB MIA90LA053Accident · No injuriesLimited investigationFinal reportBeech E185 · Wauchula, FLLoss of air pressure in the left main tire during flight, which resulted in a ground swerve during the landing and a nose over as the pilot was correcting with opposite brake and rudder.Jan 13, 1990 · N50BP · Substantial damageNTSB DEN90FA041Accident · 3 fatalField investigationFinal reportCessna 182P · Tom'S Place, CAContinued flight by the pilot into instrument meteorological conditions (IMC), and his failure to maintain sufficient altitude above the ground. Factors related to the accident were: dark night, adverse weather conditions, self induced pressure, and spatial…Jan 13, 1990 · N5831J · DestroyedNTSB CHI90IA064Incident · No injuriesIncident investigationFinal reportBoeing 747-151 · Detroit, MIA fire in the aft cargo compartment for undetermined reasons(s).Jan 10, 1990 · N602US · Minor damage