NTSB investigations
96 cases where the first occurrence was “Altitude deviation,uncontrolled”.
Cases per year
| 1982 | 2 |
|---|---|
| 1983 | 5 |
| 1984 | 13 |
| 1985 | 10 |
| 1986 | 6 |
| 1987 | 4 |
| 1988 | 8 |
| 1989 | 7 |
| 1990 | 2 |
| 1991 | 5 |
| 1992 | 3 |
| 1993 | 2 |
| 1994 | 4 |
| 1996 | 2 |
| 1997 | 7 |
| 1998 | 5 |
| 1999 | 3 |
| 2000 | 1 |
| 2001 | 2 |
| 2003 | 1 |
| 2004 | 3 |
| 2006 | 1 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 110) 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.
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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 110) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run 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 NYC06CA148Accident · Serious injuriesData collectionFinal reportTaylorcraft DC-65 · Parma, NYAn uncontrolled descent into trees and terrain after takeoff for undetermined reasons.NTSB CHI04CA191Accident · Serious injuriesData collectionFinal reportAerostar RX-7 · Wausau, WIThe pilot's inability to compensation for the turbulence and wind conditions. Contributing factors were the variable winds and the turbulence.NTSB CHI04LA127Accident · Serious injuriesLimited investigationFinal reportMcDonnell Douglas DC-9-82 (MD-82) · Near St. Louis, MOThe unexpected encounter with convective turbulence which resulted in a flight attendant being injured.NTSB CHI04LA084Accident · Serious injuriesLimited investigationFinal reportBoeing 757-200 · Janesville, WIThe unexpected encounter with convective turbulence.NTSB SEA03LA160Accident · Minor injuriesLimited investigationFinal reportHughes 269C-1 · Scappoose, ORThe helicopter encountering a ground resonance condition following a failure to maintain hovering flight. Contributing factors to the accident included the pilot's failure to maintain rotor RPM and the high pressure state of the landing gear shock absorbing…NTSB ANC01FA100Accident · Serious injuriesField investigationFinal reportCessna 172S · Cooper Landing, AKThe pilot's inadequate remedial action to disconnect the autopilot during an uncommanded altitude deviation while in cruise flight. Factors in the accident were activation of the autopilot; the pilot's lack of familiarity with the airplane's autopilot system;…NTSB DCA01MA031Accident · No injuriesMajor investigationFinal reportEmbraer EMB-120 · West Palm Beach, FLthe failure of the flight crew to maintain airspeed during an encounter with severe icing conditions, which resulted in an inadvertent stall, loss of control, and structural damage to the airplane.NTSB NYC00LA270Accident · No injuriesLimited investigationFinal reportBeech A36 · Sloatsburg, NYThe pilot's failure to maintain aircraft control. A factor was the pilot's diverted attention.NTSB CHI99LA184Accident · Serious injuriesLimited investigationFinal reportBoeing 777-222 · Madison, WIthe pilot-in-command's inadequate evaluation of the weather conditions. Factors associated with the accident were the turbulence encountered and the seat belt sign was not illuminated.NTSB NYC99LA122Accident · Serious injuriesLimited investigationFinal reportBoeing 737 · Newark, NJIn flight encounter with turbulence which caused a flight attendant to fall and break two bones in his right leg.NTSB SEA99FA037Accident · No injuriesField investigationFinal reportHiller UH-12E · Yellow Pine, IDAltitude deviation during aerial taxi for undetermined reasons.NTSB DEN99LA003Accident · Serious injuriesLimited investigationFinal reportCameron N-120 · Albuquerque, NMThe balloon's encounter with unforecasted wind shear and the subsequent inadvertent collision with terrain. A factor was the pilot's inability to control the balloon's descent.NTSB CHI98LA269Accident · Serious injuriesLimited investigationFinal reportBoeing 767-223 · Peotone, ILIn-flight encounter with turbulence.NTSB LAX98FA169Accident · Serious injuriesField investigationFinal reportMcDonnell Douglas DC-10-10 · Los Angeles, CAThe contaminated strain gage, which resulted in shorting of the strain gage's terminal lugs which lead to excessive autopilot initiated elevator movement, and excessive elevator actuation during recovery by the captain. Contributing factors were the failure…NTSB CHI98LA154Accident · Serious injuriesLimited investigationFinal reportFokker F-28 MK100 · Ft. Wayne, INIn-flight encounter with turbulence.NTSB DCA98MA023Accident · Minor injuriesClass 1 · MajorFinal reportBoeing 727-223 · Chicago, ILthe failure of the flight crew to maintain a proper pitch attitude for a successful landing or go-around. Contributing to the accident were the divergent pitch oscillations of the airplane, which occurred during the final approach and were the result of an…NTSB IAD98LA014Accident · Minor injuriesLimited investigationFinal reportJones Mini 500 · Bluefield, WVPilot's unfamiliarity with reciprocating engine powered helicopter lead to a reduction in main rotor rpm and subsequent uncontrolled rate of descent with insufficient altitude to recover.NTSB FTW98LA033Accident · Minor injuriesLimited investigationFinal reportAerospatiale SA316B · Counselor, NMthe pilot inadvertently allowing the helicopter to settle with power.NTSB CHI97LA285Accident · Serious injuriesLimited investigationFinal reportBritish Aerospace BAE-ATP · Peru, ILsudden/unexpected encounter with clear air turbulence.NTSB IAD97LA106Accident · No injuriesLimited investigationFinal reportRobinson R22 Beta · Willimantic, CTThe student pilot misunderstood the flight instructor's instructions and reduced the engine power to idle, and the Certificated Flight Instructor's delayed remedial action.NTSB IAD97FA060Accident · 1 fatalField investigationFinal reportCessna 337D · Hickory, PAServicing of the pilots portable oxygen system with compressed air, which resulted in pilot incapacitation due to Hypoxia.NTSB LAX97LA118Accident · Serious injuriesLimited investigationFinal reportBalloon Works AX-8B · Parker, AZthe pilot's inadequate in-flight planning, which resulted in an excessive descent and subsequent hard landing, due to a drop in fuel pressure along with shifting winds at low altitude.NTSB CHI97FA058Accident · 2 fatalField investigationFinal reportMooney M20J · Cottage Grove, MNfailure of the pilot to maintain control of the airplane during an ILS approach. Factors relating to the accident were: the IFR weather conditions, the pilot's lack of recent instrument experience, and the pilot's lack of familiarity in flying the accident…NTSB LAX96LA318Accident · Serious injuriesLimited investigationFinal reportCessna 150H · Minden, NVthe pilot's delayed remedial action when encountering downdrafts while approaching high terrain in high density altitude conditions. The pilot's inadequate supervision of the second pilot was a factor in the accident.NTSB FTW96LA090Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-181 · Collbran, COThe pilot's intentional flight at low altitude, which resulted in inadequate terrain clearance to compensate for a downdraft. The downdraft was a related factor.NTSB CHI94LA277Accident · No injuriesLimited investigationFinal reportBeech C90A · Janesville, WIthe pilot-in-command's exceeding the design structural limits of the airplane. Factors were turbulence in clouds and the pilot- in-command;s continued flight into known adverse weather.NTSB CHI94LA275Accident · Serious injuriesLimited investigationFinal reportThunder and Colt 120A · Bloomington, ILthe unforcast, unanticipated adverse wind conditions and thermal activity. A factor was the powerlines.NTSB MIA94FA169Accident · Serious injuriesField investigationFinal reportMcdonnell Douglas MD-11 · CaribbeanThe reserve first officer's unauthorized movement of the first officer's seat during flight which resulted in the first officer's legs being forced against the control column, pushing it forward, and disconnecting the autopilot. This resulted in the aircraft…NTSB FTW94LA188Accident · No injuriesLimited investigationFinal reportCessna 182H · Telluride, COWas the pilot's improper recovery from a bounced landing. Factors were gusty winds and runway downslope.NTSB CHI93LA224Accident · Serious injuriesLimited investigationFinal reportBoeing 757-222 · Baraboo, WIan encounter with moderate turbulence in the clouds.NTSB CHI93LA192Accident · Serious injuriesLimited investigationFinal reportAerospatiale ATR-72-212 · Chicago, ILThe pilot in command's improper in-flight planning/decision.NTSB SEA92LA210Accident · No injuriesLimited investigationFinal reportChampion 7ECA · Arlington, WYThe pilot in command's failure to touch down at the proper landing point on the road. A factor contributing to the accident was high density altitude.NTSB ANC92LA087Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Klutina Lake, AKThe pilo'ts poor inflight planning. Factors include downdrafts, and mountainous/ hilly terrain.NTSB BFO92LA056Accident · No injuriesLimited investigationFinal reportCessna 150 · Warren, VTThe pilot's failure to select a safe altitude for flight in mountainous terrain. The downdraft was a factor.NTSB ANC92LA017Accident · No injuriesLimited investigationFinal reportCessna 172 · Moose Pass, AKThe pilot's premature lift-off, causing the airplane to settle back to the ground. Contributing to the accident was the pilot's loss of directional control after settling back on the runway, due to his visibility being restricted by frost on the windshield.NTSB DEN92IA005Incident · No injuriesIncident investigationFinal reportBoeing 747-122 · Denver, COA malfunction in the stabilizer trim control module.NTSB ANC92LA008Accident · No injuriesLimited investigationFinal reportCessna A185E · Dog Salmon Riv, AKThe pilot's failure to maintain airspeed. Contributing to the accident was the downdraft.NTSB ANC91LA051Accident · Serious injuriesLimited investigationFinal reportAeronca 11AC · Kahiltna Glac., AKA downdraft and the pilot's inadequate remedial action.NTSB CHI91LA115Accident · Serious injuriesLimited investigationFinal reportBoeing 727-222 · Buffalo, NYA clear air turbulence encounter.NTSB MKC90LA131Accident · Minor injuriesLimited investigationFinal reportEugene M. Veras Polliwagon 150 · St. Charles, MOThe flight control system-stick was loose resulting in an stall.NTSB CHI90IA106Incident · No injuriesIncident investigationFinal reportNihon YS-11A-600F · West Lafayette, INAn undetected accumulation of ice on the horizontal stabilizer. Relating factors were the manufacturer's lack of information and aircraft manuals relative to the understanding of, and appropriate procedures to prevent the loss of control.NTSB MKC90LA001Accident · No injuriesLimited investigationFinal reportAlon Aircoupe · Greers Ferry, ARThe pilot's misjudgement of performance data which resulted in the inability to gain sufficient airspeed for takeoff.NTSB ANC89LA112Accident · No injuriesLimited investigationFinal reportCessna 185F · Dillingham, AKImproper planning/decision by the pilot & a strong downdraft.NTSB SEA89LA110Accident · Serious injuriesLimited investigationFinal reportCessna 172 · Chemult, ORImproper inflight planning/decision by the pilot, which resulted in a sudden altitude deviation, and his delay in initiating remedial action to maintain clearance from the trees. Contributing factors were the downdrafts, high density altitude, the pilot…NTSB SEA89LA105Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Skagway, AKThe failure of the pilot to use proper inflight planning to identify wind conditions (downdrafts) during the flight. As a result, the pilot was unable to maintain altitude and the airplane collided with mountainous terrain.NTSB ANC89LA085Accident · No injuriesLimited investigationFinal reportCessna 180-J · Glennallen, AKPilot used poor judgement and planning for his takeoff.NTSB ANC89FA049Accident · Minor injuriesField investigationFinal reportCessna A-185-F · Puntilla Lake, AKThe pilot's failure to obtain an adequate airspeed, the turn to reverse course maneuver performed at the reduced airspeed and poor preflight planning. Contributing to the accident were the mountainous terrain and the downdraft conditions.NTSB NYC89FA093Accident · No injuriesField investigationFinal reportPiper PA-31-350 · Toms River, NJFailure of the pilot to maintain airspeed and control of the aircraft, and his exceeding the design stress limits of the aircraft. Factors related to the accident were: autoplt malfunction due to improper installation by maintenance personnel and the pilot's…NTSB NYC89FA032Accident · 1 fatalField investigationFinal reportMooney M20K · Holden, MAInflight loss of control due to spatial disorientation and contact with trees prior to regaining control after the pilot experienced an unknown problem with the autopilot. Contributing was the lack of recent night experience.NTSB NYC88IA246Incident · Minor injuriesIncident investigationFinal reportBoeing 747-100 · Georgetown, GuyanaIncident that led to the death of the passenger in row #6 was apparently not related to turbulence, because the passenger died of choking two hours after the turbulence encounter.