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NTSB investigations, 1994

115 cases where the first occurrence was “Airframe/component/system failure/malfunction”.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19822026

NTSB investigations, 1994 per year, 1982–2026: 3,929 cases
1982	177
1983	260
1984	220
1985	186
1986	184
1987	182
1988	194
1989	141
1990	134
1991	144
1992	149
1993	132
1994	115
1995	141
1996	148
1997	139
1998	135
1999	132
2000	146
2001	120
2002	140
2003	140
2004	122
2005	113
2006	114
2007	121

Where

Latest cases

Query with SQL

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") = 1994 AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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 year(c.\"eventDate\") = 1994
    AND c.\"mKey\" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 130)
  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 year(c."eventDate") = 1994
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130)
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 LAX95LA067Accident · 1 fatalLimited investigationFinal reportHarris BD-10 · Gardnerville, NVthe in-flight overload failure of the left vertical stabilizer spars, at force levels substantially below the predicted ultimate failure loads, due to inadequate substantiation by the designer.Dec 31, 1994 · N9WZ · Destroyed NTSB NYC95DNC01Accident · No injuriesFinal reportWyman Scorpion II · Cornish Flat, NHPartial failure and subsequent partial separation of skin on the underside of one main rotor blade, which resulted in a severe vibration, in-flight loss of aircraft control, and impact with the ground during an attempted autorotation.Dec 28, 1994 · N65562 · Destroyed NTSB MIA95FA042Accident · Serious injuriesField investigationFinal reportPiper PA-32-260 · Plant City, FLThe opening of the engine cowling latch in cruise flight for undetermined reasons. This resulted in the puncture of the engine oil cooler, total exhaustion of the engine oil, failure of the No. 6 connecting rod, rod bolts, forced landing while on final…Dec 28, 1994 · N33456 · Destroyed NTSB SEA95LA030Accident · No injuriesLimited investigationFinal reportMaule MX-7-235 · Heber City, UTAn open connection clip. A factor to the accident was a locked tail wheel assembly.Dec 17, 1994 · N101ZA · Substantial damage NTSB DCA95MA007Accident · 2 fatalClass 1 · MajorFinal reportLearjet 35A · Fresno, CA1) Improperly installed electrical wiring for special mission operations that led to an in-flight fire that caused airplane systems and structural damage and subsequent airplane control difficulties; 2) improper maintenance and inspection procedures followed…Dec 14, 1994 · N521PA · Destroyed NTSB BFO95LA021Accident · Minor injuriesLimited investigationFinal reportElvin N. Kier Varieze · Cleveland, OHA fatigue crack in the right elevator torque tube resulting in the disconnection of the elevator torque tubes and subsequent loss of airplane control.Dec 14, 1994 · N59MW · Destroyed NTSB FTW95IA064Incident · No injuriesIncident investigationFinal reportAerospatiale ATR-72-212 · Dfw Airport, TXFire due to the internal failure of the number one DC starter-generator.Dec 12, 1994 · N633AS · Minor damage NTSB LAX95LA048Accident · No injuriesLimited investigationFinal reportEnstrom F28C · Cabazon, CAAn unknown event (presumably a component/system failure) that resulted in loss of drive train power to the main rotor system. Factors related to the accident were: darkness and the obstruction (transmission line) in the emergency landing area.Dec 11, 1994 · N214MM · Substantial damage NTSB ANC95FA019Accident · Serious injuriesField investigationFinal reportBoeing 737-3M8 (300) · Anchorage, AKThe failure of the b system channel autopilot elevator actuator.Dec 11, 1994 · N681MA · No damage NTSB CHI95IA052Incident · No injuriesIncident investigationFinal reportCessna 402 · Saint Louis, MOimproper maintenance installation (fuel line fitting)by other maintenance personnel. A factor was the cross threaded fuel line fitting.Dec 6, 1994 · N412RW · Minor damage NTSB FTW95LA060Accident · No injuriesLimited investigationFinal reportHoward DGA-15P · Las Cruces, NMThe inadequate maintenance by unknown maintenance personnel. A factor was the collapsed landing gear.Dec 3, 1994 · N88WT · Substantial damage NTSB CHI95IA045Incident · No injuriesIncident investigationFinal reportFokker F-28-4000 · Evansville, INthe failure of company maintenance personnel to adequately service (fill) the horizontal stabilizer drive actuator with hydraulic fluid.Nov 23, 1994 · N479AU · No damage NTSB FTW95IA049Incident · No injuriesIncident investigationFinal reportBoeing B-737-200 · Springfield, MOThe failure of either the inboard or the outboard wheel bearing assembly due to undetermined reasons.Nov 18, 1994 · N988UA · Minor damage NTSB CHI95LA036Accident · 1 fatalLimited investigationFinal reportLessel KR-2 · Portland, INthe failure of the elevator control cable attach point and the pilot's subsequent inability to control the airplane.Nov 12, 1994 · N95RJ · Destroyed NTSB ATL95LA011Accident · No injuriesLimited investigationFinal reportCessna 185 · Elizabethton, TNThe flexing of the rudder pedal control locking assembly which resulted in the collapse of the co-pilot's left pedal during heavy braking.Nov 3, 1994 · N6688H · Substantial damage NTSB CHI95LA029Accident · No injuriesLimited investigationFinal reportHughes 269C · Garden City, KSinadvertant engagement of the rotor drive system, while the helicopter had been left unattended by the pilot.Nov 2, 1994 · N9294F · Substantial damage NTSB MIA95LA015Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Madison, MSThe pilots improper use of brakes during a precautionary landing.Nov 1, 1994 · N8456V · Destroyed NTSB MIA95LA013Accident · Minor injuriesLimited investigationFinal reportSemco Challenger · Miami, FLFailure of the basket suspension cables due to corrosion and overstress separations. Contributing to the accident was an inadequate annual inspection of the basket suspension cables by an authorized FAA repairman.Oct 29, 1994 · N2048J · Substantial damage NTSB LAX95LA023Accident · No injuriesLimited investigationFinal reportGlen A. Senecal 5151 · Apple Valley, CAthe manufacturer's (owner/operator) improper balancing of the aileron flight controls which resulted in a cable separation due to overload from the aileron flutter. The rough/uneven terrain was also a factor.Oct 29, 1994 · N5246G · Substantial damage NTSB LAX95IA027Incident · No injuriesIncident investigationFinal reportFairchild SA-227AC · Oakland, CAthe company maintenance personnel's improper installation of the aileron cable.Oct 29, 1994 · N191AF · No damage NTSB FTW95LA034Accident · 1 fatalLimited investigationFinal reportBrisendine Pterodactyl/Ascender · Las Animas, COA failure of the right wing into the propeller.Oct 29, 1994 · UNREG · Destroyed NTSB CHI95IA030Incident · Minor injuriesIncident investigationFinal reportCessna 150 · Chesterfield, MOthe cracked heater exhaust muffler which resulted from an improper repair. Factors were the physical impairment of the solo flight student as a result of her inadequate training concerning carbon monoxide hazards.Oct 26, 1994 · N7XC · No damage NTSB NYC95LA017Accident · Minor injuriesLimited investigationFinal reportPitts S-1C · Galeville, NYInadequate maintenance inspection which resulted in disengagement of the rudder clevis bolt and the inflight loss of control during aerobatic manuevers.Oct 22, 1994 · N7037W · Destroyed NTSB MIA95LA011Accident · No injuriesLimited investigationFinal reportSchweizer SGS 1-34 · Mulberry, FLThe failure of the pilot-in-command to perform an adequate preflight inspection resulting in a leaking brake going undetected. This resulted in the failure of the brake due to loss of hydraulic fluid and collision with a sign and a ditch when the aircraft…Oct 22, 1994 · N7679 · Substantial damage NTSB FTW95LA031Accident · No injuriesLimited investigationFinal reportHerron Little Wing Autogyro · Little Rock, ARThe fractured tail wheel mounting bracket and loose tailwheel. A factor was the pilot's continued flight testing after experiencing tail wheel shimmy on the prior test flight.Oct 21, 1994 · N45LW · Substantial damage NTSB FTW95IA023Incident · No injuriesIncident investigationFinal reportMcdonnell Douglas MD-11 · Dfw Airport, TXImproper maintenance by unknown persons resulting in a jammed spoiler. A factor was the reversed aileron fitting.Oct 14, 1994 · N1758B · No damage NTSB NYC95IA020Incident · No injuriesIncident investigationFinal reportCessna 310R · Rochester, NYInadequate maintenance which resulted in undertorqued bolts, fatigue cracking of the hub, and the separation of the propeller assembly from the engine.Oct 11, 1994 · N5494J · Minor damage NTSB SEA95LA007Accident · Minor injuriesLimited investigationFinal reportBony MB-1 · Madras, ORThe jamming of the rudder during due to undetermined reasons. Contributing to the accident was the pilot-in-command's failure to maintain adequate flying speed while attempting to take remedial action.Oct 8, 1994 · N51MB · Destroyed NTSB SEA95LA004Accident · No injuriesLimited investigationFinal reportMonocoupe 110 Special · Langley, WACorrosion and subsequent failure of the elevator hinge attach fitting weld. This allowed the elevator to bend and impinge upon the rudder, subsequently jamming it to the full right position and rendering the aircraft impossible to control.Oct 8, 1994 · N2064 · Substantial damage NTSB ATL95LA004Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Ashburn, GAThe failure of a blade counterweight bearing shaft, allowing one propeller blade to go to high pitch.Oct 5, 1994 · N8971Q · Substantial damage NTSB CHI95LA003Accident · Minor injuriesLimited investigationFinal reportBell 47G2 · Decatur, ILthe failure of the roller springs in the freewheeling unit of the transmission which caused the unit to disengage.Oct 3, 1994 · N5193B · Substantial damage NTSB FTW94IA321Incident · No injuriesIncident investigationFinal reportMcdonnell Douglas MD-11-F · Anchorage, AKRight inboard flap vane component separation due to undetermined reasons.Sep 29, 1994 · N603FE · Minor damage NTSB ATL94FA179Accident · 1 fatalField investigationFinal reportRobinson R-22B · Knightdale, NCDivergence of the main rotor from its normal plane of rotation for an undetermined reason(s) resulting in rotor blade contact with the tailcone.Sep 28, 1994 · N83112 · Destroyed NTSB MIA94IA217Incident · No injuriesIncident investigationFinal reportCessna 402C · Ft. Lauderdale, FLThe first officer's failure to maintain directional control on landing roll out due to improper use of brakes, resulting in the airplane veering off the runway, and subsequent on-ground collision with a runway light and sign. Contributing to the incident was…Sep 26, 1994 · N63PB · Minor damage NTSB LAX94LA387Accident · Serious injuriesLimited investigationFinal reportHughes 369D · Pacific Ocean (Pacific Ocean)failure of the helicopter's main rotor pitch change link (control rod). The helicopter was not recovered and the Safety Board was unable to determine the pitch change link's failure mode.Sep 24, 1994 · N58400 · Destroyed NTSB LAX94FA367Accident · 1 fatalField investigationFinal reportAlon A2 · Orland, CAthe pilot's intentional performance of an aerobatic maneuver which overloaded the outboard portion of the left wing and caused it to fail. Factors which contributed to the accident were the pilot's overconfidence in his ability to perform the maneuver and his…Sep 17, 1994 · N37698 · Destroyed NTSB CHI94LA319Accident · Serious injuriesLimited investigationFinal reportSnider CP328 Super Emeraude · Painton, MOin flight delamination and subsequent failure of the hand carved wooden propeller.Sep 10, 1994 · N90484 · Substantial damage NTSB LAX94LA356Accident · No injuriesLimited investigationFinal reportHawker Siddeley HS-125-700A · Reno, NVthe rupture of fuel and hydraulic lines and the fuselage fuel tank, by tire pieces during the tire blow-out sequence.Sep 8, 1994 · N311NW · Substantial damage NTSB DCA94MA076Accident · 132 fatalClass 1 · MajorFinal reportBoeing B-737-300 · Aliquippa, PAA loss of control of the airplane resulting from the movement of the rudder surface to its blowdown limit. The rudder surface most likely deflected in a direction opposite to that commanded by the pilots as a result of a jam of the main rudder power control…Sep 8, 1994 · N513AU · Destroyed NTSB MIA94LA207Accident · No injuriesLimited investigationFinal reportCessna 152 · Osteen, FLThe pilot-in-command's decision to land with excessive airspeed, and failure to obtain the proper touchdown point during a precautionary landing. The electrical short was a factor in the accident.Sep 7, 1994 · N48938 · Substantial damage NTSB BFO94LA159Accident · No injuriesLimited investigationFinal reportBell UH-1B · Carrabasset, MEFracture failure of the tail rotor drive intermediate gearbox.Aug 31, 1994 · N204JB · Substantial damage NTSB CHI94LA288Accident · No injuriesLimited investigationFinal reportBede BD-10 · Chesterfield, MOthe canopy lock pin design which allowed the pilot to receive a 'closed and locked' indication without the canopy lock pin being engaged. Factors were the pilots' intentional abort above rotation speed, the lack of developed takeoff and accelerate-stop…Aug 27, 1994 · N2BD · Substantial damage NTSB ATL94FA166Accident · 1 fatalField investigationFinal reportSchweizer SGS 1-34R · Maylene, ALThe pilot exceeding the design stress limits of the aircraft, resulting in an overload failure of the wing spar, and separation of the left wing from the aircraft. A factor was the pilot's lack of total flying experience in this model of aircraft.Aug 27, 1994 · N1132S · Destroyed NTSB SEA94LA229Accident · No injuriesLimited investigationFinal reportBeech E-35 · Everett, WAThe nose gear extension assembly failure.Aug 25, 1994 · N5093C · Substantial damage NTSB SEA94LA213Accident · No injuriesLimited investigationFinal reportPiper PA-24-180 · Nehalem, ORThe separation of the landing gear transmission assembly from its attach bracket rivets due to undetermined reasons. It was not possible for the landing gear to be locked down during the landing roll due to this separation.Aug 14, 1994 · N5063P · Substantial damage NTSB LAX94FA323Accident · 3 fatalField investigationFinal reportLockheed C-130A · Pearblossom, CAthe inflight failure of the right wing due to fatigue cracking in the underside right wing skin and overlying doubler. A factor contributing to the accident was inadequate maintenance procedures to detect fatigue cracking.Aug 13, 1994 · N135FF · Destroyed NTSB CHI94LA272Accident · No injuriesLimited investigationFinal reportPiper PA-25 · Spiritwood, NDthe failure of the fuselage tubing in the empennage.Aug 3, 1994 · N6568Z · Substantial damage NTSB LAX94LA304Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Devore, CAwas the failure of the pilot to follow checklist and emergency procedures, which resulted in an improper decision to land on a dirt road within two miles of an airport.Jul 31, 1994 · N2500Y · Destroyed NTSB MIA94LA182Accident · Serious injuriesLimited investigationFinal reportSmith, Ted Aerostar Aerostar 601 · Atlantic Ocean (Atlantic Ocean)An electrical system short for undetermined reasons.Jul 24, 1994 · N63317 · Destroyed NTSB NYC94FA123Accident · No injuriesField investigationFinal reportGates Learjet 35 · Atlantic City, NJUnder-inflation of the tires, due to improper maintenance, which resulted in overheating and subsequent tire failure; the incorrect checklist that was provided to the aircrew; and failure of the pilot-in-command to deploy the drag chute, when the thrust…Jul 13, 1994 · N69PS · Substantial damage