NTSB investigations
20,559 cases where the phase of flight was Initial climb.
Cases, newest first
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 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.
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 c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 350)
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 DFW06CA113Accident · Minor injuriesData collectionFinal reportGrumman-Schweizer G-164B · De Witt, ARThe pilot's failure to maintain control of the airplane during takeoff. A contributing factor was the gusty winds.NTSB ANC06LA049Accident · Minor injuriesLimited investigationFinal reportCessna 172 · Tuluksak, AKThe pilot's inadvertent stall/mush during takeoff-initial climb, which resulted in an in-flight collision with trees and terrain. Factors associated with the accident were the pilot's excessive loading of the airplane, his inadequate preflight planning, and a…NTSB NYC06LA101Accident · Minor injuriesLimited investigationFinal reportMooney M20J · Norwood, MAImproper maintenance, which resulted in a fatigue fracture of the dual magneto mounting flange, and a subsequent loss of engine power.NTSB LAX06CA146Accident · Minor injuriesData collectionFinal reportGrumman American AA-1C · San Diego, CAThe pilot's failure to maintain adequate airspeed, which resulted in a stall during initial climb. A contributing factor was his diverted attention.NTSB MIA06CA096Accident · Minor injuriesData collectionFinal reportEurocopter Deutschland EC135T2 · Bonifay, FLThe pilot's failure to maintain main rotor rpm and proper descent rate resulting in a hard landing. A related factor in this accident was inadvertent encounter with clouds.NTSB DFW06CA107Accident · No injuriesData collectionFinal reportPiper PA-22 · Tecumseh, OKThe pilot's failure to maintain clearance from the trees. Contributing factors were the pilot's inadequate preflight planning/preparation and the high-density altitude.NTSB ANC06CA046Accident · No injuriesData collectionFinal reportPiper PA-18 · Talkeetna, AKThe pilot's failure to maintain directional control of the airplane during takeoff initial climb, which resulted in an in-flight collision with trees.NTSB NYC06LA097Accident · 1 fatalLimited investigationFinal reportPiper PA-28-140 · Avondale, PASeparation of the propeller blade due to fatigue.NTSB MIA06LA091Accident · Serious injuriesLimited investigationFinal reportCessna 172R · Fort Myers, FLThe flight instructor's failure to maintain airspeed while maneuvering, which resulted in an inadvertent stall. Contributing to the accident was a malfunction of the elevator control for an undetermined reason, which required excessive forward pressure on the…NTSB MIA06FA090Accident · 3 fatalField investigationFinal reportBeech B-60 · Gainesville, FLThe loss of control for an undetermined reason.NTSB MIA06FA092Accident · Serious injuriesField investigationFinal reportPiper PA-32-260 · Dunnellon, FLThe loss of engine power as a result of fuel starvation due to a contaminated carburetor fuel inlet screen.NTSB DEN06LA063Accident · No injuriesLimited investigationFinal reportRumble/Williams/Boomhower Starduster II · Junction City, KSVapor lock which resulted in total engine failure and the pilot's abrupt brake application on touchdown. Factors contributing to the accident were the improper design of the fuel system resulting in the misrouting of the fuel lines close to the exhaust pipes,…NTSB DFW06FA102Accident · 2 fatalField investigationFinal reportRobinson R44 II · Fredericksburg, TXThe pilot's failure to maintain clearance with the power lines. Contributing factors were the dusk light condition and the pilot's non-compliance with standard taxi and takeoff procedures.NTSB NYC06LA092Accident · Minor injuriesLimited investigationFinal reportMichaud KR2S · North Andover, MAA partial loss of engine power for undetermined reasons, during the initial climb, which resulted in a forced landing into trees.NTSB NYC06LA089Accident · No injuriesLimited investigationFinal reportPiper PA-28RT-201 · Philadelphia, PAA fatigue failure of the number 3 cylinder attachment studs, which resulted in a loss of engine power and subsequent forced landing.NTSB SEA06CA072Accident · Minor injuriesData collectionFinal reportRobinson R22 Beta · Tooele, UTThe pilot's failure to maintain control of the helicopter during the takeoff initial climb, which resulted in an in-flight collision with the ground. A contributing factor was the gusty wind condition.NTSB DFW06CA096Accident · Minor injuriesData collectionFinal reportPiper PA-28-140 · Lakeview, ARThe pilot's inadequate weather evaluation and failure to maintain airspeed, which resulted in an inadvertent stall. A contributing factor was the prevailing tailwind.NTSB DEN06IA056Incident · No injuriesIncident investigationFinal reportSwearingen SA226TC · Denver, COthe failure of the elevator down cable due to an improperly routed cable by unknown maintenance personnel. A contributing factor was the improper inspection of the elevator cable by the operator's maintenance personnel.NTSB ATL06LA060Accident · Serious injuriesLimited investigationFinal reportJust Highlander · Walhalla, SCThe pilot and owner/builders failure to determine the reason for partial loss of engine power resulting in loss of engine power due to fuel system contamination on a subsequent flight.NTSB ANC06CA039Accident · No injuriesData collectionFinal reportGrumman-Schweizer G-164A · Dixon, CAThe pilot's failure to attain altitude/clearance during takeoff/initial climb, which resulted in an in-flight collision with terrain. Factors associated with the accident were the pilot's inadequate evaluation of the weather, and unfavorable winds.NTSB CHI06CA102Accident · No injuriesData collectionFinal reportMartin Rans S-7 Courier · Ray, MIThe loss of engine power and fire for undetermined reasons.NTSB MIA06LA066Accident · Minor injuriesLimited investigationFinal reportLoehle P5151 · Lakeland, FLThe pilot's delay in initiating landing flare during a forced landing following a total loss of engine power. A factor was the lack of correct venting of the carburetor float bowl.NTSB MIA06LA064Accident · Minor injuriesLimited investigationFinal reportCessna 152 · Sanford, FLA loss of engine power during takeoff-initial climb due to contamination (debris) lodged in the carburetor jet, which resulted in a forced landing and collision with trees.NTSB LAX06FA129Accident · 2 fatalField investigationFinal reportBeech A36 · Santa Monica, CAThe failure of an aviation maintenance technician to properly torque and cotter pin the number 2 connecting rod bolts at their attach point to the crankshaft, which resulted in the separation of the connecting rod in flight, and complete power loss.NTSB SEA06LA064Accident · No injuriesLimited investigationFinal reportSessi Midget Mustang SK-1 · Everett, WAThe pilot did not abort the takeoff and subsequently did not maintain aircraft control during the initial takeoff climb. The installation of the wrong propeller assembly and inadequate maintenance were factors.NTSB SEA06CA062Accident · No injuriesData collectionFinal reportPiper PA-18A · Shady Cove, ORThe pilot's improper installation of the control stick during maintenance, which resulted in the control stick becoming disconnected during the initial takeoff climb, resulting in a loss of control and in-flight collision with the ground.NTSB DFW06FA076Accident · 2 fatalField investigationFinal reportCessna 182N · Georgetown, TXThe pilot's failure to maintain airspeed during takeoff which resulted in a loss of control.NTSB ANC06LA021Accident · Minor injuriesLimited investigationFinal reportPiper PA-32R-300 · Winslow, AZThe presence of a foreign material/substance in the fuel system, which partially blocked the fuel flow divider, and resulted in a loss of engine power during takeoff-initial climb, and an emergency landing. A factor associated with the accident was unsuitable…NTSB DEN06LA045Accident · No injuriesLimited investigationFinal reportPiper PA-32RT-300T · Manhattan, KSA loss of engine power due to the intermittent grounding of the left magneto "P" lead, causing the fuel controller to search and the engine to surge then lose power, and the pilot's failure to attain proper runway alignment. Contributing factors were the…NTSB CHI06LA081Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-161 · Schaumburg, ILThe loss of engine power for an undetermined reason during takeoff-initial climb.NTSB NYC06LA070Accident · Minor injuriesLimited investigationFinal reportChampion 7FC · Dover-Foxcroft, METhe pilot's inadequate preflight inspection, which failed to detect ice in the fuel system, resulting in a loss of engine power during takeoff-initial climb, and an in-flight collision with trees.NTSB DEN06LA039Accident · 1 fatalLimited investigationFinal reportSpane RV-4 · Wichita, KSThe pilot's inadequate preparation prior to takeoff, and his failure to maintain control of the airplane resulting in a stall and subsequent crash. Factors contributing to the accident were the unsecured canopy latch, the pilot's diverted attention, and the…NTSB SEA06LA053Accident · Serious injuriesLimited investigationFinal reportCessna 150 · White Salmon, WAThe pilot's failure to maintain aircraft control and the subsequent inadvertent stall/spin to the ground. Contributing factors were the inadequate preflight by the pilot, and the airplane's fuel contamination by water.NTSB LAX06CA115Accident · No injuriesData collectionFinal reportCessna 172M · Murrieta, CAa partial loss of engine power resulting from the student pilot's mismanagement of the mixture control.NTSB SEA06CA051Accident · No injuriesData collectionFinal reportErcoupe 415-C · Arlington, WAThe pilot's excessive descent rate and his delay in taking action to reduce the descent rate which resulted in an in-flight collision with the runway during an emergency landing. Contributing factors were the total loss of engine oil pressure and the pilot's…NTSB LAX06LA109Accident · Minor injuriesLimited investigationFinal reportSIAI-Marchetti S.205/22R · Phoenix, AZa loss of engine power for undetermined reasons.NTSB SEA06LA049Accident · No injuriesLimited investigationFinal reportCessna 172N · Snohomish, WACarburetor heat was not used during the initial climb in probable serious carburetor icing conditions during cruise power. Carburetor icing conditions and wet terrain were factors.NTSB NYC06LA055Accident · Serious injuriesLimited investigationFinal reportRenquist Starduster SA300 · Churchville, MDThe pilot's failure to maintain adequate airspeed during takeoff, which resulted in an inadvertent stall.NTSB MIA06LA044Accident · Minor injuriesLimited investigationFinal reportMBB BO-105S · Ponce, PRA loose B-nut on the PC line connecting the power turbine governor (PTGOV) to the fuel control unit (FCU) that created a leak and caused the engine to roll back to an idle condition, causing a low hydraulic system pressure and subsequent control lock. A…NTSB LAX06CA088Accident · Serious injuriesData collectionFinal reportHuntington KIS · Camarillo, CAa partial loss of engine power due to the engine's electronic control system reverting to a designed reduced power mode of operation.NTSB LAX06FA082Accident · 2 fatalField investigationFinal reportPiper PA-28-235 · Mammoth Lakes, CAthe pilot's failure to maintain an adequate airspeed resulting in a stall/spin.NTSB DEN06CA031Accident · Minor injuriesData collectionFinal reportCulver Cadet LCA · Alamogordo, NMthe pilot's failure to maintain aircraft control during the departure climb. Contributing factors included the gusty winds and the downdraft.NTSB LAX06FA075Accident · 3 fatalField investigationFinal reportBeech V35A · Valley Center, CAthe pilot's failure to maintain an adequate airspeed margin following a loss of engine power in the takeoff initial climb, resulting in a stall/spin. While the laboratory tests indicated the presence of an unknown biological contaminant in the fuel manifold…NTSB MIA06LA037Accident · No injuriesLimited investigationFinal reportCessna P206C · Lake Wales, FLThe loss of engine power during takeoff-initial climb due to fuel starvation, which resulted in a hard, off-airport forced landing.NTSB NYC06CA047Accident · Minor injuriesData collectionFinal reportCessna 180H · Greenville, NHThe pilot's inadequate pre-flight inspection, which resulted in water-contaminated fuel in the engine and subsequent engine failure.NTSB DFW06CA043Accident · No injuriesData collectionFinal reportMooney M20J · San Antonio, TXThe pilot's failure to maintain sufficient airspeed on takeoff, which resulted in an inadvertent stall and subsequent hard landing.NTSB DFW06CA042Accident · No injuriesData collectionFinal reportCASA 1.131E · McKinney, TXThe pilot's failure to maintain directional control and airspeed, which resulted in an inadvertent stall. A contributing factor was the pilot's helmet and goggles shifting while maneuvering.NTSB SEA06LA031Accident · Minor injuriesLimited investigationFinal reportCessna 208B · Portland, ORA partial loss of engine power for an undetermined reason during the initial takeoff climb resulting in an in-flight collision with objects.NTSB ANC06LA014Accident · Minor injuriesLimited investigationFinal reportTaylorcraft F-19 · Chenga Bay, AKThe pilot's failure to maintain adequate altitude/clearance during takeoff initial climb, which resulted in an in-flight collision with trees, and subsequent collision with the ground.NTSB NYC06IA044Incident · No injuriesIncident investigationFinal reportBoeing 717-200 · Boston, MAWater dilution of the grease, which resulted in the failure of the number 4 wheel bearing.