NTSB investigations, CA
36 cases where the sequence of events included Aircraft maintenance event.
Cases per year
| 2008 | 6 |
|---|---|
| 2009 | 3 |
| 2010 | 4 |
| 2011 | 3 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 1 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 6 |
| 2020 | 1 |
| 2023 | 2 |
| 2024 | 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.\"eventStateOrRegion\" = 'CA' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '040' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
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."eventStateOrRegion" = 'CA' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '040' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) 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 WPR24LA210Accident · No injuriesClass 3 · LimitedFinal reportLancair LC42-550FG · Humboldt Bay, CAMaintenance personnel’s incorrect installation of an engine rocker cover gasket, which resulted in oil exhaustion and subsequent loss of engine power during the initial climb.NTSB WPR23LA349Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 172N · Compton, CAThe total loss of engine power on takeoff due to water-contaminated fuel. Contributing to the accident was the inadequately maintained fuel system, which resulted in water entering the fuel tanks through the filler caps.NTSB WPR23LA216Accident · No injuriesClass 3 · LimitedFinal reportCessna 172R · Santa Monica, CAA failure of the nose wheel upper torque link bolt, which resulted in a loss of steering control. Contributing to the accident were maintenance personnel’s failure to inspect and replace the fractured bolt and the pilot’s oversight of the bolt during his…NTSB WPR21LA019Accident · Serious injuriesClass 3 · LimitedFinal reportGlasair III · Hayward, CAA total loss of engine power due to fuel starvation because of a clogged fuel filter. Contributing to the accident was the improper maintenance and inspection of the fuel filter.NTSB WPR18LA265Accident · No injuriesClass 3 · LimitedFinal reportSchweizer 300CBi 269C1 · Granada Hills, CAA partial loss of engine power that was the result of a loss of compression in the No. 1 and 4 cylinders due to damage and material separation from the exhaust valve heads, which resulted in a subsequent forced, hard landing. Contributing to the accident was…NTSB WPR18TA223Accident · No injuriesFinal reportZenair Zenith Stol CH750 · Napa, CAThe pilot's use of fuel below the required octane rating, which caused engine detonation and damage and subsequently led to oil exhaustion and a total loss of engine power in flight. Contributing to the accident was the pilot's inadequate service/maintenance…NTSB WPR18FA171Accident · 2 fatalClass 2 · FieldFinal reportBeech A35 · Hesperia, CAThe pilot's failure to maintain airplane control during an attempted return to the airport following the separation of the spinner bulkhead during takeoff as a result of fatigue cracking. Contributing to the accident was the pilot's improper decision to fly…NTSB ANC18LA043Accident · No injuriesClass 3 · LimitedFinal reportCessna 210 · Ramona, CAThe failure of the engine-driven hydraulic pump due to the installation of improper cap screws, which resulted in a gap in the pump housing, a subsequent hydraulic leak, and the landing gear collapsing.NTSB WPR18FA143Accident · 1 fatalField investigationFinal reportI.C.A.-Brasov IS 29D · Avenal, CAThe pilot's improper installation of the wings onto the glider, which resulted in an in-flight wing separation. Contributing to the accident were the pilot's limited familiarity with the design and a lack of reliable assembly guidance.NTSB WPR18FA088Accident · 4 fatalField investigationFinal reportHastings Thomas G Cirrus VK 30 · Agua Dulce, CAThe driveshaft fracture due to overstress loading and rotational bending as a result of the under-torqued nuts on the elastomeric couplings backing off and the subsequent in-flight separation of the horizontal fairing due to contact with the separated end of…NTSB WPR18LA018Accident · Minor injuriesClass 3 · LimitedFinal reportCirrus Design SR22 · Blythe, CAMaintenance personnel's failure to properly torque an oil supply line fitting, which resulted in oil starvation, a subsequent engine failure, and an off-airport landing.NTSB WPR17LA172Accident · No injuriesLimited investigationFinal reportCessna T210F · Llano, CAA failure of the turbocharger that resulted in complete depletion of the engine oil and catastrophic internal failure of the engine. Contributing to the accident was improper and/or incomplete maintenance and inspection of the turbocharger.NTSB WPR17FA074Accident · 1 fatalField investigationFinal reportQuicksilver MXL II · Hesperia, CAThe pilot's failure to identify and correct his construction error of a critical structural component, which resulted in a loss of airplane control during takeoff. Contributing to the accident was the pilot's impairment due to his combined use of multiple…NTSB WPR16LA139Accident · No injuriesLimited investigationFinal reportCessna 140 · Salinas, CAThe fatigue failure of a bulkhead-skin joint that supported the main landing gear leg, which resulted in the collapse of the left main landing gear. Contributing to the failure were the non-original structural configuration of the 60-year-old airplane and the…NTSB WPR16LA108Accident · Minor injuriesLimited investigationFinal reportCessna 180 · California City, CAA directional upset on landing due to a thermally induced atmospheric disturbance, which the pilot was unable to successfully counter due to improperly set rudder travel limits.NTSB WPR16LA050Accident · 1 fatalLimited investigationFinal reportMoore Onex · Fresno, CAThe pilot/builder's failure to properly align the Force One Main Bearing, which resulted in a blockage of the oil transfer hole and culminated with a total engine power loss. Contributing to the accident was the pilot's failure to arrest the bank and sink…NTSB WPR14LA225Accident · No injuriesLimited investigationFinal reportEmery Mark Rotorway 162F · Merced, CAThe helicopter pilot/owner's decision to install a belt type not recommended by the kit manufacturer in the tail rotor drive system using the incorrect tension values, which led to the belt’s in-flight failure and the subsequent loss of tail rotor drive…NTSB WPR14LA062Accident · No injuriesLimited investigationFinal reportHiller UH 12E · Chowchilla, CAThe failure of the torsional drive coupling, which resulted in a loss of drive to the main rotor system during low-altitude flight.NTSB WPR13LA216Accident · Minor injuriesLimited investigationFinal reportRans S-17 · Fontana, CAA loss of engine power due to improper construction and inadequate maintenance of the fuel system and engine. Contributing to the accident was the airplane’s inadvertent contact with an unseen guy wire during the landing flare.NTSB DCA12FA076Accident · 1 fatalField investigationFinal reportHawker Hawker Hunter MK.58A · Point Mugu, CAthe pilot's decision to continue the flight with a known fuel imbalance condition that resulted in a loss of lateral control when the imbalance exceeded the known capabilities of the airplane. The fuel imbalance was due to incomplete refueling and an…NTSB WPR11CA157Accident · No injuriesData collectionFinal reportAeronca 7EC · Big Bear City, CAThe pilot's improper maintenance, which resulted in a wheel separating from the airplane during takeoff, and the airplane's subsequent nose over during the landing rollout.NTSB WPR11LA113Accident · Serious injuriesLimited investigationFinal reportPiper PA-30 · Big Bear City, CAThe pilot’s failure to maintain the minimum single-engine control speed while on final approach for landing. Contributing to the accident was the pilot's decision to fly with a known deficiency in one engine and a loss of power in that engine for reasons that…NTSB WPR11LA108Accident · No injuriesLimited investigationFinal reportPiper PA-28-201T · Santa Ana, CAThe failure of the left main landing gear due to the lack of lubrication.NTSB WPR10CA398Accident · Serious injuriesData collectionFinal reportKirkpatrick Buzzard · Lincoln, CAA loss of control due to the mechanical disconnection of an aileron pushrod from its bellcrank as a result of the mechanic's failure to properly secure the pushrod attach hardware. Also causal was the pilot's inadequate preflight inspection.NTSB WPR10LA284Accident · Serious injuriesLimited investigationFinal reportPiper PA-46-310P · Ontario, CAA loss of engine power due to the in-flight separation of the 1-3-5 cylinder induction tube elbow, which was caused by the improper installation of the induction tube elbow by maintenance personnel.NTSB WPR10LA126Accident · Serious injuriesLimited investigationFinal reportArrow Falcon Exporters OH-58A · Escalon, CAA loss of engine power during cruise flight due to the fatigue failure of the pneumatic fuel-to-governor control line. Also causal was the inadequate installation of the pneumatic line by maintenance personnel, and the pilot’s decision to continue flight with…NTSB WPR10LA117Accident · Minor injuriesLimited investigationFinal reportBell 47G-4A · Shafter, CAThe loss of a main rotor blade counterweight due to corrosion. Contributing to the accident was the failure of the operator to perform the initial and recurrent inspections required by a Service Bulletin to detect the corrosion in the counterweight.NTSB WPR09FA398Accident · 2 fatalField investigationFinal reportCessna 152 · Hesperia, CAThe pilot's failure to maintain adequate airspeed while maneuvering in the traffic pattern, which resulted in an aerodynamic stall/spin. Also causal was the failure of the left magneto due to improper assembly of the drive gear during installation on the…NTSB WPR09LA369Accident · Minor injuriesLimited investigationFinal reportBrown Michael Kitfox IV · Escondido, CAA total loss of power due to an oil exhaustion induced seizure of the engine. The pilot's decision to continue flight to the original destination after becoming aware of the in-flight oil leak instead of landing at an intermediate airport to investigate the…NTSB WPR09LA166Accident · Serious injuriesLimited investigationFinal reportReimus Sonex FR1 · Paso Robles, CAA total loss of engine power during cruise flight due to the pilot/builder’s failure to follow the engine manufacturer’s maintenance instructions and apply the correct torque to the rocker arm nuts during maintenance.NTSB WPR09CA064Accident · No injuriesData collectionFinal reportAir Tractor AT-502 · Dinuba, CAThe failure of maintenance personnel to properly install the engine's Py line correctly, which resulted in the total loss of engine power and subsequent force landing. Contributing to the accident was the lack of suitable terrain.NTSB WPR09LA025Accident · No injuriesLimited investigationFinal reportNaval Aircraft Factory N3N-3 · Rialto, CAA total loss of engine power during initial climb due to an interruption in fuel flow through an improperly assembled carburetor.NTSB LAX08LA221Accident · Minor injuriesLimited investigationFinal reportCessna 172RG · Moorpark, CAA partial loss of engine power due to the disconnection of the throttle control cable from the throttle arm due to the operator's improper maintenance. Contributing to the accident was unsuitable terrain for a forced landing.NTSB LAX08LA118Accident · Serious injuriesLimited investigationFinal reportCessna C175A · Groveland, CAA total loss of engine power due to fuel starvation as a result of a blocked fuel line that was improperly fabricated by the pilot. Also causal was the pilot's excessive ground speed during the taxi tests that resulted in an inadvertent takeoff.NTSB LAX08LA063Accident · 1 fatalLimited investigationFinal reportWilson RV-7 · Nevada City, CAThe improper installation of the fuel pump, leading to a fatigue failure of the pump's lever arm and subsequent loss of engine power. Contributing to the accident was the lack of suitable terrain for a forced landing.NTSB LAX08LA055Accident · No injuriesLimited investigationFinal reportCessna 152 · Palo Alto, CALoss of engine power during the takeoff initial climb due to lack of compression to a cylinder.