NTSB investigations, OR

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

Cases per year

19822026
NTSB investigations, OR per year, 1982–2026: 89 cases
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Latest 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.\"eventStateOrRegion\" = 'OR' AND c.\"eventCountry\" = 'USA'
    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.

NTSB SEA07LA217Accident · 2 fatalLimited investigationFinal reportTaylorcraft BF12 · West Linn, ORThe corrosion, fatigue fracture, and subsequent separation of the left wing lift strut attachment fitting. Also causal was the inadequate maintenance and annual inspection by the owner/pilot/mechanic.Jul 28, 2007 · N13060 · Substantial damageNTSB LAX07LA106Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Monmouth, ORThe failure of the main drive belt tension assembly shaft due to high cycle, low stress fatigue.Mar 6, 2007 · N785M · Substantial damageNTSB SEA07LA022Accident · No injuriesLimited investigationFinal reportMcDonnell Douglas 369E · Lyons, ORA severing of the helicopter's cyclic and collective rods by one of the load lifting slings following the failure of the other sling. A contributing factor was the hard landing due to the fact that an autorotation was not possible.Nov 22, 2006 · N1611W · Substantial damageNTSB SEA06LA065Accident · Minor injuriesLimited investigationFinal reportKaman K-1200 · Dexter, ORThe pilot's failure to identify the overspeed of the helicopter's main rotors due to a turbine governor malfunction, and his failure to take the appropriate actions described in the Flight Manual's emergency procedures section. Factors include the malfunction…Mar 12, 2006 · N133KA · Substantial damageNTSB 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.Mar 4, 2006 · N1984A · Substantial damageNTSB SEA06IA019Incident · No injuriesIncident investigationFinal reportGulfstream Aerospace G-5 · Hillsboro, ORThe failure of the right main landing gear (MLG) door uplock linkage actuator due to corrosion, which resulted in jamming of the right MLG during the initial takeoff climb.Nov 21, 2005 · N225GV · Minor damageNTSB SEA05CA195Accident · Minor injuriesData collectionFinal reportEiland RAF-200 Gyro · Bend, ORThe malfunction of the flight controls for an undetermined reason, which resulted in a loss of control and in-flight collision with terrain.Sep 18, 2005 · N4416N · Substantial damageNTSB SEA05CA191Accident · No injuriesData collectionFinal reportGleason Sky Star Kitfox · Klamath Falls, ORThe binding of the flaperon push pull tube due to deformation of the front seat, which resulted in a loss of control on takeoff initial climb and collision with the runway.Sep 12, 2005 · N852PG · Substantial damageNTSB SEA05LA188Accident · 1 fatalLimited investigationFinal reportKirner Fisher FP404 · Prineville, ORThe design stress limits of the aircraft were exceeded resulting in a wing separation while the pilot was accomplishing maneuvers of hard banking turns, spins and steep descents.Sep 2, 2005 · UNREG · Substantial damageNTSB SEA05CA183Accident · No injuriesData collectionFinal reportBellanca 7KCAB · Chiloquin, ORThe failure of the left chain link which permits the pilot to control the tailwheel, and the subsequent inability of the pilot to control the airplane during the landing roll.Aug 27, 2005 · N11661 · Substantial damageNTSB SEA05LA058Accident · Minor injuriesLimited investigationFinal reportRotorway Exec 162F · Coos Bay, ORThe disintegration, for undetermined reasons, of the upper main drive pulley assembly bearing, while in cruise flight, leading to the decoupling of the main rotor drive assembly from the engine drive assembly. Factors include the absence of any suitable…Mar 10, 2005 · N20539 · DestroyedNTSB SEA05LA056Accident · No injuriesLimited investigationFinal reportBellanca 7GCBC · Prineville, OROther maintenance personnel's inadequate reassembly of the tail wheel assembly and the left main landing gear breaking assembly resulting in an inadvertent loss of control during the landing roll. Contributing factors were the pilot's inadvertent swerve…Jan 30, 2005 · N53719 · Substantial damageNTSB SEA04LA153Accident · No injuriesLimited investigationFinal reportPiper PA-24-260 · Redmond, ORUnknown malfunction of the landing gear system for undetermined reasons that resulted in a gear collapse during landing.Aug 1, 2004 · N9394P · Substantial damageNTSB SEA04TA147Accident · No injuriesFinal reportWSK PZL Mielec M-18A · Burns, ORThe improper installation of the throttle linkage clevis to the throttle control arm by unknown maintenance personnel. Contributing factors were the nylon lock nut separating from its' bolt, which permitted the throttle cable to disconnect from the throttle…Jul 26, 2004 · N495WP · Substantial damageNTSB SEA04FA022Accident · 4 fatalField investigationFinal reportBeech S35 · Warren, ORThe vacuum pump failure and the pilot's failure to maintain control of the airplane. Factors contributing to the accident included the instrument meteorological weather conditions and the pilot's improper recovery from the descent.Nov 25, 2003 · N10BX · DestroyedNTSB SEA03LA180Accident · No injuriesLimited investigationFinal reportLancair LC41 · Bend, ORThe inadequate design of the drogue chute mechanical jettison system, which resulted in its failure to separate from the aircraft during in-flight spin recovery tests, and the incorrectly wired drogue chute cable cutter activation unit, which resulted in the…Aug 27, 2003 · N166PD · DestroyedNTSB SEA03LA145Accident · No injuriesLimited investigationFinal reportAndelin S1E · Troutdale, ORThe pilot's inability to maintain directional control due to an obstruction of the left brake line by foreign material resulting in asymmetrical braking.Jul 16, 2003 · N732E · Substantial damageNTSB SEA03LA064Accident · Serious injuriesLimited investigationFinal reportCessna 150 · Coos Bay, ORThe pilot's improper remedial action during takeoff and his failure to maintain airspeed. Contributing factors included the binding of the left brake and the trees.Apr 19, 2003 · N7057F · Substantial damageNTSB SEA02LA184Accident · No injuriesLimited investigationFinal reportCessna 182 · Estacada, ORThe entanglement of an inadvertently opened skydiver's parachute in the aircraft’s elevator and rudder just after a group of four skydivers positioned themselves on the aircraft's external jump platform prior to a jump.Sep 29, 2002 · N5337B · DestroyedNTSB SEA02LA137Accident · No injuriesLimited investigationFinal reportBell 206B · Elsie, ORThe shattering and separation of the forward right (pilot's) windscreen for undetermined reason(s).Jul 24, 2002 · N60PH · Substantial damageNTSB SEA02LA120Accident · No injuriesLimited investigationFinal reportWelborn Pulsar XP · Prineville, ORThe disconnection of the throttle cable on landing resulting in the aircraft's engine going to full throttle and the pilot's subsequent failure to maintain directional control after securing the engine during the landing event.Jul 4, 2002 · N777XP · Substantial damageNTSB SEA02LA095Accident · No injuriesLimited investigationFinal reportCessna 441 · Medford, ORThe overstress failure, for undetermined reasons, of the right main landing gear pivot pin roll pin, leading to the misalignment of the gear trunnion and the collapse of the right main gear during the landing roll.Jun 19, 2002 · N564AC · Substantial damageNTSB SEA02LA010Accident · No injuriesLimited investigationFinal reportFetherolf Hatz CB-1 · Ontario, ORAn improper weld in the landing gear, resulting in separation of the right main landing gear wheel during a normal landing.Nov 2, 2001 · N26WF · Substantial damageNTSB SEA01IA161Incident · No injuriesIncident investigationFinal reportde Havilland DHC-8-102 · Portland, ORImproper tension of the right control yoke chain; a worn right aileron spring tab hinge bearing; improper tension of the left aileron spring tab aft spring and worn contact stud; improper tension of the right aileron spring tab and a worn contact stud; a worn…Aug 28, 2001 · N827PH · No damageNTSB SEA01LA105Accident · No injuriesLimited investigationFinal reportCessna T210M · Portland, ORA burst hydraulic line and consequent total loss of hydraulic fluid from the landing gear, which disabled landing gear operation.May 27, 2001 · N761DL · Substantial damageNTSB SEA01FA059Accident · No injuriesField investigationFinal reportde Havilland DHC-8-102 · Portland, ORThe failure of the number 5 engine bearing assembly followed by the disconnection of the P2.5/P3 switching valve to rear inlet case sealing air tube and the melting of the NL probe port (sealing tube) which allowed an oil fed fire beyond the constraints of…Mar 6, 2001 · N822PH · Substantial damageNTSB SEA01LA049Accident · No injuriesLimited investigationFinal reportAero Commander AC-690 · Eugene, ORan undetermined malfunction of the nose gear system which resulted in the failure of the nose gear to fully extend and lock prior to landing.Feb 12, 2001 · N690AC · Substantial damageNTSB SEA01FA021Accident · 1 fatalField investigationFinal reportPiper PA-22-135 · Ontario, OROverstress loading to the left wing lift strut resulting in the left wing folding upward during the initial climb.Nov 17, 2000 · N3762A · DestroyedNTSB SEA00LA194Accident · No injuriesLimited investigationFinal reportCessna 172K · Burns, ORThe separation of a portion of one propeller blade as a result of a fatigue crack that initiated at the site of foreign object damage to the blade.Sep 28, 2000 · N84034 · Substantial damageNTSB SEA00LA118Accident · No injuriesLimited investigationFinal reportBellanca 8KCAB · Bend, ORImproper preflight preflight planning/preparation by the pilot-in-command. Factors included a worn tailwheel tire and the VASI lighting system.Jun 29, 2000 · N31286 · Substantial damageNTSB SEA00LA102Accident · Minor injuriesLimited investigationFinal reportCessna 182H · Hillsboro, ORThe pilot's inability to maintain the correct approach airspeed (Vref) on final due to incorrect airspeed indications resulting from a partial blockage of the pitot line. Factors include a quartering tailwind, a wet runway, and the pilot's decision not to…Jun 9, 2000 · N8321S · Substantial damageNTSB SEA00LA097Accident · No injuriesLimited investigationFinal reportBell 212 · Eugene, ORInadequate quality control by the manufacturer during the manufacturing process, which led to the total failure of a fastener, and the separation of the tail rotor blade balance weight. An adhesive debond between the adhesive and the surface was a factor.Jun 3, 2000 · CFHDY · Substantial damageNTSB SEA00LA018Accident · Minor injuriesLimited investigationFinal reportPiper PA18 · Malheur City, ORThe pilot's excessive descent rate during an attempted precautionary landing. Factors include the pilot's intentional operation of his aircraft with a known electrical system deficiency, a malfunction of the electrical system while in flight, the pilot's…Nov 13, 1999 · N82553 · DestroyedNTSB SEA00IA019Incident · No injuriesIncident investigationFinal reportBoeing 737-400 · Portland, ORArcing in the electrical system wiring for undetermined reasons.Nov 11, 1999 · N772AS · Minor damageNTSB SEA99LA070Accident · No injuriesLimited investigationFinal reportPiper PA-24-180 · Hillsboro, ORA loose alternator drive belt, and the flight crew's decision to continue flight with a known electrical system deficiency, resulting in disabling of the aircraft electrical system and landing with the gear not down-and-locked.May 23, 1999 · N6017P · Substantial damageNTSB SEA98LA162Accident · Minor injuriesLimited investigationFinal reportCessna T337E · Hillsboro, ORThe disengagement of the pilot seat forward and aft movement locking pin, followed by the pilot's seat sliding to the rear of the seat track.Aug 13, 1998 · N78SC · Substantial damageNTSB SEA98LA058Accident · No injuriesLimited investigationFinal reportCessna 195A · Bend, ORSeparation by fracture of the left main gear leg, as the result of fatigue cracks that initiated in corrosion pits on the gear leg surface.Apr 1, 1998 · N1069D · Substantial damageNTSB SEA98FA055Accident · No injuriesField investigationFinal reportEnstrom F28F · Baker, ORFatigue failure of the steel tubing pylon structure. Factors include inadequate inspection by maintenance personnel of damage after a previous accident.Mar 30, 1998 · N171HH · Substantial damageNTSB SEA98LA017Accident · Minor injuriesLimited investigationFinal reportBell TH-1L · Canby, ORThe pilot's allowance of excessive airspeed resulting in the long-line hook impacting the tail rotor, and his allowance of an airspeed bleed-off preventing a successful run-on landing due to a loss of yaw control.Nov 25, 1997 · N8160G · Substantial damageNTSB SEA97LA147Accident · 1 fatalLimited investigationFinal reportWolf Smith M/P DSA-1 · Bend, ORAn inflight propeller blade separation, and a subsequent evasive turn to avoid traffic by the pilot at an inadequate airspeed resulting in an accelerated stall. Factors were excessive power output of the installed engine, an aircraft taking off in the…Jun 20, 1997 · N168RW · DestroyedNTSB SEA97FA120Accident · 2 fatalField investigationFinal reportPiper PA-32-301T · Bend, OROverload of the airframe structure. Thunderstorms and turbulence were factors.May 24, 1997 · N83211 · DestroyedNTSB SEA97LA096Accident · Minor injuriesLimited investigationFinal reportHendrix Talon XP · Redmond, ORincomplete installation (omission of the aft control stick and interlink tube) of the flight control system, resulting in failure of the combined (torque) elevator and aileron rod and a disconnection of the forward flight control stick from the ailerons and…May 2, 1997 · N6291X · Substantial damageNTSB SEA97IA071Incident · No injuriesIncident investigationFinal reportMcDonnell Douglas DC-8-71F · Portland, ORimproper installation of four attach bolts on the elevator drive torque tube.Mar 12, 1997 · N830BX · No damageNTSB SEA97FA049Accident · 2 fatalField investigationFinal reportChampion 7-GCBC · Creswell, ORthe pilot exceeded the design stress limits of the aircraft, while recovering from a spin, which resulted in failure and separation of the right wing tip and adjacent wing fabric (skin).Jan 19, 1997 · N9677S · DestroyedNTSB SEA97FA001Accident · 3 fatalField investigationFinal reportBoeing Vertol BV-107 II · Canby, ORfailure of maintenance personnel to install a cotter pin in a clevis bolt in the flight control system, which resulted in the aft directional and lateral control output pushrod to become disconnected from a bellcrank in the forward portion of the first stage…Oct 4, 1996 · N196CH · DestroyedNTSB SEA96LA206Accident · No injuriesLimited investigationFinal reportPiper PA-22-108 · Ashland, ORinadequate inspection of the airplane by maintenance personnel,and a worn exhaust clamp, which resulted in a disconnected exhaust pipe, exhaust leak, burning and shorting of electrical wiring associated with the voltage regulator, and a cabin fire.Aug 30, 1996 · N4992Z · DestroyedNTSB SEA96TA192Accident · No injuriesFinal reportBell UH-1H · Pendleton, ORundetermined malfunction/failure of a flight control or hydraulic system. Rough terrain in the emergency landing area was a related factor.Aug 19, 1996 · N4734F · Substantial damageNTSB SEA96LA188Accident · Minor injuriesLimited investigationFinal reportJonas Exec 90 · Hermiston, ORslippage of the drive belts, while hover taxiing in ground effect, which resulted in loss of power to the rotor system; and inadequate remedial action by the pilot, which led to a roll over during touch down (forced landing). A factor relating to the accident…Aug 12, 1996 · N6183P · Substantial damageNTSB SEA96LA164Accident · No injuriesLimited investigationFinal reportPiper PA-46-350P · Hillsboro, ORblockage of the vents to both wing fuel tanks, after unknown personnel failed to remove tape (protective covering) from the vents, which resulted in collapsed fuel tanks (and wing damage).Jul 8, 1996 · N58VJ · Substantial damageNTSB SEA96IA074Incident · No injuriesIncident investigationFinal reportDornier DO 328-100 · Eugene, ORdelamination of the wing de-icing boot, due to the boot reaching its life limit.Mar 31, 1996 · N334PH · Minor damage