NTSB investigations, 2010

16 cases where the phase of flight was Emergency descent.

Cases per year

19622026
NTSB investigations, 2010 per year, 1962–2026: 507 cases
19632
19645
19654
196610
19673
19686
19693
19706
19713
19722
19737
19744
19756
19763
19774
197810
19795
19804
19813
19821
19832
19848
198510
198611
19879
19884
19893
19904
19918
19924
19935
19945
19953
19963
19973
19988
19996
20005
20015
200211
20036
20045
200510
20067
20072
200814
200931
201016
201118
201218
201316
201417
201516
201615
201714
201811
20195
202010
202112
20229
202314
202415
202513
20265

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\") = 2010
    AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 600)
  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 CEN11LA101Accident · Serious injuriesLimited investigationFinal reportBeech 95-C55 · Claremore, OKA loss of engine power on both engines for undetermined reasons.Dec 3, 2010 · N211DS · Substantial damageNTSB CEN11CA068Accident · No injuriesData collectionFinal reportSchweizer 300C · Broomfield, COThe pilot’s inadequate fuel planning, which resulted in a loss of engine power due to fuel exhaustion. Contributing to the accident was the pilot's improper execution of an autorotation, which resulted in a hard landing.Nov 14, 2010 · N299RJ · Substantial damageNTSB WPR11CA031Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R22 Beta · Prescott, AZThe student pilot's failure to maintain the proper airspeed and the certificated flight instructor's inadequate supervision and delayed remedial action during a practice autorotation, which resulted in a hard landing and rollover.Oct 29, 2010 · N844SH · Substantial damageNTSB CEN11FA029Accident · 2 fatalField investigationFinal reportAmerican Champion 8KCAB · Sebewaing, MIThe pilot's failure to maintain airspeed and aircraft control following a loss of engine power after takeoff.Oct 18, 2010 · N105AC · Substantial damageNTSB ERA10CA432Accident · No injuriesData collectionFinal reportSchweizer 269C-1 · Titusville, FLThe instructor's delayed remedial action, which resulted in a loss of rotor rpm and a hard landing.Aug 18, 2010 · N1542D · Substantial damageNTSB CEN10LA483Accident · No injuriesLimited investigationFinal reportCirrus Design SR22 · Idabel, OKA loss of engine power for undetermined reasons.Aug 16, 2010 · N513CM · Substantial damageNTSB CEN10LA408Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Minden, NEThe pilot's inadequate flare during an autorotation, which resulted in a hard landing and subsequent rollover.Jul 19, 2010 · N410JM · Substantial damageNTSB WPR10LA336Accident · Minor injuriesLimited investigationFinal reportJohnson Helicycle · Arlington, WAAn undetermined airframe vibration which led to precautionary autorotation and hard landing.Jul 8, 2010 · N62AJ · Substantial damageNTSB CEN10CA352Accident · No injuriesData collectionFinal reportAerospatiale AS350 · Lake Charles, LAThe flight instructor’s inadvertent entry into ground resonance when demonstrating a hydraulic failure running landing, which resulted in substantial damage to the helicopter. Contributing to the accident was the pilot's and instructor pilot's failure to…Jun 26, 2010 · N191EH · Substantial damageNTSB ERA10LA294Accident · Minor injuriesLimited investigationFinal reportSwanson RV-9A · Ashland, VAThe pilot's failure to obtain the proper touchdown point during a forced landing in gusting wind. Contributing to the accident was a total loss of engine power, likely due to carburetor ice.Jun 1, 2010 · N858JK · Substantial damageNTSB CEN10CA280Accident · No injuriesData collectionFinal reportHughes 269A · Cannon Falls, MNThe pilot's failure to maintain rotor speed during the autorotation, which resulted in an excessive sink rate and a hard landing.Jun 1, 2010 · N8897F · Substantial damageNTSB ERA10CA264Accident · No injuriesData collectionFinal reportSchweizer 269C · Ormond Beach, FLThe student pilot’s improper use of collective and throttle during the landing flare.May 13, 2010 · N113TA · Substantial damageNTSB ERA10CA262Accident · Minor injuriesData collectionFinal reportHiller UH12 · Sarasota, FLThe pilot's delayed remedial action to maintain main rotor rpm, which resulted in a loss of lift and hard landing.May 9, 2010 · N116S · Substantial damageNTSB ERA10CA255Accident · No injuriesData collectionFinal reportHughes 500 · West Palm Beach, FLThe commercial pilot's improper flare during a simulated autorotation, which resulted in a hard landing.May 6, 2010 · N5189K · Substantial damageNTSB CEN10LA222Accident · Serious injuriesLimited investigationFinal reportCross-Capps Breezy · Livingston, TXA loss of engine power for undetermined reasons.Apr 23, 2010 · N125RT · Substantial damageNTSB ERA10FA138Accident · 1 fatalField investigationFinal reportBeech 65 · Lawrenceville, GAThe failure of both engines for undetermined reasons.Feb 8, 2010 · N130SP · Substantial damage