NTSB investigations, MT
41 cases where NTSB found Aircraft systems.
Cases per year
| 2008 | 3 |
|---|---|
| 2009 | 3 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 4 |
| 2013 | 3 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 1 |
| 2026 | 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\" = 'MT' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '0102'))
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" = 'MT' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '0102')) 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 WPR26LA280Accident · Serious injuriesClass 4 · LimitedFinal reportHarmon Rocket II · Glasgow, MTThe pilot’s inadvertent selection of the fuel selector valve to the OFF position resulted in a total loss of engine power due to fuel starvation and subsequent forced landing to a field.NTSB WPR25LA122Accident · No injuriesClass 3 · LimitedFinal reportBeech C90A · Helena, MTThe failure of the left main landing gear to fully extend and lock as a result of broken downlock switch wires and the failure of the pilots to complete the manual gear extension checklist.NTSB WPR24LA204Accident · Minor injuriesClass 4 · LimitedFinal reportMaule MXT-7-180 · Winifred, MTThe pilot’s inadvertent excessive application of brakes, which resulted in a nose over.NTSB WPR24LA192Accident · No injuriesClass 4 · LimitedFinal reportSIAI Marchetti SM. 1019 · Twin Bridges, MTThe binding of the parking brake cable, which resulted in un-commanded brake application during the landing roll and subsequent nose over.NTSB WPR24LA152Accident · No injuriesClass 4 · LimitedFinal reportCessna 182H · Three Forks, MTThe pilot’s inadequate preflight inspection, which resulted in an attempted departure with the flight control lock device installed, and subsequent nose landing gear collapse.NTSB WPR24LA109Accident · No injuriesClass 3 · LimitedFinal reportRaytheon B200 · Billings, MTThe pilot's improper engine start, resulting in the engine starters remaining engaged and the generators not being activated, which led to the discharge of the airplane’s battery and subsequent total electrical failure after takeoff. Contributing to the…NTSB WPR23LA331Accident · No injuriesClass 4 · LimitedFinal reportBeech N35 · Ennis, MTThe pilot's failure to extend the landing gear before landing.NTSB WPR23FA286Accident · 1 fatalClass 3 · FieldFinal reportRisen 915 iS · Glendive, MTThe pilot’s failure to maintain airspeed, which resulted in an exceedance of the airplane’s critical angle of attack and an aerodynamic stall/spin.NTSB WPR23LA269Accident · Minor injuriesClass 3 · LimitedFinal reportCSP Leasing MTO Sport · Gardiner, MTFailure of the rudder/nosewheel steering system for reasons that could not be determined, which resulted in loss of yaw control and a subsequent rollover.NTSB WPR22LA337Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 180 · Seeley Lake, MTThe loss of engine power due to fuel starvation as a result of unporting of the fuel.NTSB WPR22LA313Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-30 · St Ignatius, MTA partial loss of power during takeoff for undetermined reasons.NTSB WPR22LA231Accident · Serious injuriesClass 3 · LimitedFinal reportJames C Geyman RV-9A · Missoula, MTThe pilot’s improper fuel management, which resulted in fuel starvation and a loss of engine power. Contributing to the accident was the pilot’s failure to activate the auxiliary fuel boost pump, which inhibited a successful engine restart.NTSB WPR21LA285Accident · No injuriesClass 4 · LimitedFinal reportCessna T210 · Missoula, MTThe pilot's failure to extend the landing gear during landing. Contributing to the accident was the pilot’s failure to use a pre-landing checklist.NTSB WPR20CA183Accident · No injuriesClass 4 · Data collectionFinal reportCessna 310 · Butte, MTThe pilot's failure to maintain clearance from a fence post during final approach which resulted in a damage to the left main landing gear, and its subsequent collapse during landing.NTSB GAA19CA408Accident · Minor injuriesData collectionFinal reportPiper PA 20 · Hamilton, MTThe pilot's loss of directional control due to his unintentional use of brakes instead of the rudder during the landing roll, which resulted in a nose-over.NTSB GAA18CA438Accident · No injuriesData collectionFinal reportMooney M20E · Great Falls, MTThe flight instructor’s incorrect use of the landing gear system and his and the pilot’s failure to ensure that the landing gear was extended, which resulted in a gear-up landing. Contributing to the accident was the flight instructor’s unfamiliarity with the…NTSB GAA18CA220Accident · No injuriesData collectionFinal reportPiper PA 22 · Shelby, MTThe pilot’s improper use of the fuel selector, which resulted in fuel starvation to the engine and an off-runway landing.NTSB GAA17CA572Accident · No injuriesData collectionFinal reportCub Crafters CC19-180 · Kalispell, MTThe pilot’s inadvertent brake application during the landing roll, which resulted in a loss of directional control.NTSB GAA17CA529Accident · Minor injuriesData collectionFinal reportCessna 182 · Fairfield, MTThe pilot's failure to secure the right fuel cap during the preflight inspection, which resulted in fuel exhaustion, a total loss of engine power, and an off-airport hard landing.NTSB GAA17CA212Accident · No injuriesData collectionFinal reportThomas Craig E Wittman W-10 · Stevensville, MTThe pilot’s decision to take off with a known master brake cylinder leak and his subsequent failure to maintain directional control during landing.NTSB WPR17LA056Accident · No injuriesLimited investigationFinal reportBeech 99 · Billings, MTThe fatigue failure of the left main landing gear (MLG) actuator piston rod, which prevented the hydraulic system from producing pressure to control the MLG’s position and led to the right MLG collapsing during landing.NTSB WPR17IA007Incident · No injuriesIncident investigationFinal reportShort Bros SD3 60 Sherpa · Missoula, MTThe failure of the nose landing gear down-lock piston to engage due to paint accumulation, which resulted in a nose landing gear collapse during landing. Also causal was the failure of the facility that performed the painting to comply with manufacturer…NTSB WPR16CA145Accident · Minor injuriesData collectionFinal reportBeech 19A · Helena, MTThe pilot's failure to reposition the fuel selector valve to the on position prior to takeoff resulting in a loss of engine power due to fuel starvation. Contributing to the accident was the pilot's failure to properly complete the pre-takeoff checklist.NTSB WPR15LA229Accident · No injuriesLimited investigationFinal reportCessna TU206G · Saint Ignatius, MTMaintenance personnel’s failure to tighten a fuel line, which resulted in a loss of fuel pressure and a subsequent loss of engine power during cruise flight and an off-airport landing and collision with obstacles.NTSB GAA15CA121Accident · No injuriesData collectionFinal reportCessna P210N · Bozeman, MTThe pilot's failure to complete the required before landing checks, resulting in the execution of a gear up landing causing substantial damage to the lower fuselage of the airplane.NTSB WPR14LA238Accident · No injuriesLimited investigationFinal reportSkykits Savannah VGW · Helena, MTThe overload failure of the nosewheel fork retaining bolts during landing, which resulted in a nose-over.NTSB WPR14CA041Accident · No injuriesData collectionFinal reportBell 206B · Superior, MTThe pilot's failure to maintain aircraft control while maneuvering during a long-line operation.NTSB WPR14LA023Accident · Minor injuriesLimited investigationFinal reportCessna 172 - M · Hardin, MTA rough-running engine and partial loss of power, which resulted from the pilot’s failure to use carburetor heat appropriately while operating in an area conducive to carburetor icing.NTSB WPR13FA368Accident · 1 fatalField investigationFinal reportBeech E35 · West Yellowstone, MTThe pilot's failure to maintain airplane control while aligning the airplane with the runway for landing, which resulted in the airplane exceeding its critical angle of attack and experiencing an aerodynamic stall. Contributing to the accident was the pilot's…NTSB WPR13CA018Accident · No injuriesData collectionFinal reportAlbright Stan Kitfox Super Sport · Twin Bridges, MTThe airplane builder’s failure to rig the flight controls correctly, which resulted in a loss of control after takeoff.NTSB WPR12TA364Accident · No injuriesFinal reportAmerican Eurocopter AS350B3 · Sunburst, MTThe improper installation of the engine-to-main gearbox flex coupling, which resulted in the failure of the flex coupling and a loss of power to the rotor system during takeoff.NTSB WPR12LA348Accident · No injuriesLimited investigationFinal reportSantana PA-18 Replica · Ronan, MTA jammed tailwheel assembly, which resulted in the pilot’s inability to maintain directional control upon landing.NTSB WPR12CA293Accident · No injuriesData collectionFinal reportPiper PA-12 · Stevensville, MTThe separation of the left rudder control cable from the rudder bellcrank, which resulted in a loss of directional control during landing roll.NTSB WPR11LA370Accident · No injuriesLimited investigationFinal reportPiper J5A · Biddle, MTFailure of the left main landing gear strut during the landing roll due to a preexisting crack.NTSB WPR10LA476Accident · No injuriesLimited investigationFinal reportCessna 310R · Great Falls, MTThe uncommanded retraction of the right main landing gear during taxi due to the failure of the landing gear extension system to move the right main gear upper side link into the locked position for undetermined reasons.NTSB WPR09CA421Accident · No injuriesData collectionFinal reportMeyer Robert AIR CAM · Hamilton, MTThe separation of the right main landing gear wheel due to the flight's encounter with soft terrain while landing on an unimproved river sandbar. Contributing to the accident was the pilot's decision to attempt a landing on an unimproved off-airport surface.NTSB WPR09LA179Accident · No injuriesLimited investigationFinal reportCessna 182 · Kalispell, MTA partial loss of engine power during a go-around for undetermined reasons. Contributing to the accident was a fatigue failure of the right main landing gear spring.NTSB WPR09MA159Accident · 14 fatalClass 1 · MajorFinal reportPilatus PC-12/45 · Butte, MT(1) the pilot's failure to ensure that a fuel system icing inhibitor was added to the fuel before the flights on the day of the accident; (2) his failure to take appropriate remedial actions after a low fuel pressure state (resulting from icing within the…NTSB SEA08CA169Accident · No injuriesData collectionFinal reportBellanca 7GCBC · Helena, MTThe failure of the pilot receiving instruction to adequately compensate for the crosswind condition and failure to maintain directional control. Also causal was the flight instructor's delayed remedial action and inadequate supervision of the flight.NTSB SEA08CA121Accident · No injuriesData collectionFinal reportExtra Flugzeugbau EA300/L · Great Falls, MTThe pilot's misjudged landing flare. A contributing factor was the glare from the sun.NTSB SEA08LA095Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-181 · Bridger, MTThe pilot failed to maintain situational awareness during the flight. Contributing to the accident were the dark night, the pilot's failure to follow approved navigational procedures for the flight, and the pilot's over reliance on the avionics in the…