NTSB investigations, MT
131 cases where the first occurrence was “Loss of control - in flight”.
Cases per year
| 1982 | 7 |
|---|---|
| 1983 | 6 |
| 1984 | 8 |
| 1985 | 6 |
| 1986 | 9 |
| 1987 | 3 |
| 1988 | 8 |
| 1989 | 4 |
| 1990 | 5 |
| 1991 | 7 |
| 1992 | 3 |
| 1993 | 6 |
| 1994 | 5 |
| 1995 | 3 |
| 1996 | 3 |
| 1997 | 8 |
| 1998 | 7 |
| 2000 | 5 |
| 2001 | 3 |
| 2002 | 3 |
| 2003 | 5 |
| 2004 | 3 |
| 2005 | 5 |
| 2006 | 2 |
| 2007 | 7 |
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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 250)
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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 250) 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 SEA08LA043Accident · No injuriesLimited investigationFinal reportBell UH-1B · Ennis, MTThe loss of collective control friction during takeoff that resulted in a collective bounce oscillation. Contributing to the accident was the pilot's failure to maintain aircraft control during the aborted takeoff and the snow covered terrain.NTSB LAX07LA240Accident · No injuriesLimited investigationFinal reportLuscombe 8E · Polson, MTa flight control jam for undetermined reasons.NTSB SEA07CA194Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Jordan, MTThe pilot's failure to maintain aircraft control during a go-around. Contributing factors were the pilot's selection of unsuitable terrain for landing and the rough/uneven terrain.NTSB SEA07CA179Accident · Serious injuriesData collectionFinal reportCessna 170A · Bozeman, MTThe pilot's inadequate visual lookout and failure to maintain airspeed, which resulted in an inadvertent stall and uncontrolled descent into terrain while manuevering to avoid the transmission lines. The sun glare was a factor.NTSB LAX07CA187Accident · Serious injuriesData collectionFinal reportAviat Husky A1-B · Winston, MTThe pilot's failure to maintain an adequate airspeed while maneuvering at low altitude in a canyon that led to a stall. The pilot's decision to fly along the canyon wall at a low altitude and low energy state was a factor.NTSB SEA07FA119Accident · 5 fatalField investigationFinal reportCessna 182C · Marion, MTThe pilot’s failure to maintain aircraft control while maneuvering to reverse direction. Factors included the airplane exceeding its maximum gross takeoff weight, the improper preflight by the pilot by not securing an oil cap, the low altitude, and an…NTSB LAX07FA150Accident · 2 fatalField investigationFinal reportCessna S550 · Dillon, MTAn in-flight loss of control for undetermined reasons.NTSB SEA06FA126Accident · 2 fatalField investigationFinal reportPilatus PC-12/47 · Big Timber, MTThe flight instructor's failure to maintain an adequate airspeed while maneuvering, which led to an inadvertent stall.NTSB SEA06LA109Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-160 · Laurel, MTThe failure of maintenance personnel to properly reinstall the left-hand control yoke to the left-hand control column, and the failure of other maintenance personnel to properly verify the installation, which resulted in the pilot's loss of control in flight…NTSB SEA06FA022Accident · 1 fatalField investigationFinal reportCessna 425 · Belgrade, MTThe pilot's failure to maintain airspeed during the approach which resulted in an inadvertent stall. Factors associated with the accident were dark night conditions, clouds, icing conditions, low visibility and snow.NTSB SEA05CA149Accident · Minor injuriesData collectionFinal reportHughes 269A · Laurel, MTthe pilot's failure to maintain rotor rpm while executing a pinnacle approach, which resulted in a loss of control and collision with terrain.NTSB SEA05CA109Accident · No injuriesData collectionFinal reportJackson Rans S-6S · Laurel, MTThe flight instructor's inadequate remedial action which resulted in a stall/spin during final approach to land. A contributing factor was the student pilot's failure to maintain adequate airspeed during the landing approach.NTSB SEA05FA092Accident · 2 fatalField investigationFinal reportCessna T210N · Kalispell, MTLoss of aircraft control during climb while in instrument meteorological conditions. Icing conditions was a factor.NTSB SEA05CA083Accident · No injuriesData collectionFinal reportHughes 269A · Whitefish, MTThe student pilot's failure to maintain control of the helicopter while hovering resulting in an in-flight collision with terrain. Gusting winds and the student pilot's inadequate compensation for the wind conditions were contributing factors.NTSB SEA05LA001Accident · Minor injuriesLimited investigationFinal reportAviat A-1 · Winifred, MTThe pilot's failure to maintain airspeed which resulted in an aerodynamic stall while maneuvering.NTSB SEA04LA119Accident · 2 fatalLimited investigationFinal reportApco Powered Parachute · Wolf Point, MTThe pilot's loss of control as a result of trying a low altitude quick turning maneuver. A factor was the pilot's lack of experience in the aircraft.NTSB SEA04FA032Accident · 4 fatalField investigationFinal reportCessna 182G · Glasgow, MTLoss of aircraft control resulting in an in-flight collision with terrain. Factors include marginal weather and dark night conditions.NTSB SEA03LA140Accident · Serious injuriesLimited investigationFinal reportPiper PA-18A · Zurich, MTThe pilot's failure to maintain airspeed which resulted in an inadvertent stall.NTSB SEA03LA111Accident · No injuriesLimited investigationFinal reportPiper PA-11 · Alzada, MTThe student pilot's failure to maintain adequate flying airspeed in a turn while maneuvering close to the ground resulting in a stall condition. A contributing factor was the turbulent wind conditions.NTSB SEA03LA105Accident · No injuriesLimited investigationFinal reportCessna T337G · Lewistown, MTInadequate preflight planning/preparation prior to takeoff, and the pilot's failure to maintain aircraft control during the takeoff. An inadvertent stall and rough terrain were factors.NTSB SEA03TA060Accident · No injuriesFinal reportMcDonnell Douglas 369E · Plentywood, MTAircraft control was not maintained during a hovering turn. High wind conditions and excessive remedial action were factors.NTSB SEA03LA040Accident · 1 fatalLimited investigationFinal reportPiper PA-22-150 · Garryowen, MTThe pilot in command's allowing the aircraft to inadvertently enter into a stall condition at low altitude while maneuvering. A contributing factor was the pilot's intentional low altitude maneuvering.NTSB SEA02FA063Accident · 2 fatalField investigationFinal reportPiper PA-18-150 · Silesia, MTThe non-certificated pilot's inadvertent entry into a stall condition at low altitude.NTSB SEA02LA058Accident · Serious injuriesLimited investigationFinal reportPiper PA-18-150 · Fort Peck, MTThe pilot's inability to maintain aircraft control and foreign object damage to the aileron and wing. The restricted movement of the flight controls was a factor.NTSB SEA02LA031Accident · Minor injuriesLimited investigationFinal reportMooney M20E · Glasgow, MTThe pilot's failure to maintain adequate flying airspeed resulting in a stall/mush condition and loss of control at low altitude. A contributing factor was the pilot's distraction from flying the aircraft while attempting to retract the landing gear.NTSB SEA01MA163Accident · 3 fatalMajor investigationFinal reportKawasaki KV-107-II · Emigrant, MTThe loss of control during cruise/climb flight for undetermined reasons.NTSB SEA01LA124Accident · No injuriesLimited investigationFinal reportPiper PA-22 · Lewistown, MTPilot's failure to maintain directional control of the aircraft while landing.NTSB SEA01FA106Accident · 1 fatalField investigationFinal reportPiper PA-12 · Augusta, MTThe pilot's failure to maintain adequate airspeed after takeoff resulting in an inadvertent stall at low a altitude.NTSB SEA00LA193Accident · No injuriesLimited investigationFinal reportHughes 269B · Laurel, MTFailure to maintain aircraft control during hover operations. Inadequate remedial action by the pilot was a factor.NTSB SEA00LA165Accident · Serious injuriesLimited investigationFinal reportLadd Nieuport 11 · White Pine, MTThe pilot's failure to maintain adequate airspeed during takeoff after becoming airborne. Contributing factors were his lack of overall recent flight experience and the stall.NTSB SEA00LA151Accident · Serious injuriesLimited investigationFinal reportKokenge Glastar · Butte, MTA loss of aircraft control for undetermined reasons.NTSB SEA00LA144Accident · Serious injuriesLimited investigationFinal reportEiriavion PIK 20E · Hamilton, MTThe pilot's entering an inadvertent stall condition during a high angle of bank turn (maneuvering), and the lack of adequate altitude in which to successfully recover before ground impact.NTSB SEA00LA110Accident · 2 fatalLimited investigationFinal reportHoye Kolb Twinstar MK III · Bigfork, MTThe pilot's failure to maintain aircraft control. Inadequate altitude for recovery was a factor.NTSB SEA98LA189Accident · No injuriesLimited investigationFinal reportCessna 172D · Ronan, MTThe pilot's failure to attain adequate airspeed during liftoff from a soft field takeoff. Factors include high density alttiude.NTSB SEA98LA139Accident · No injuriesLimited investigationFinal reportWsk Pzl Mielec M18B · Hingham, MTRestricted aileron travel for undetermined reasons.NTSB SEA98LA091Accident · 1 fatalLimited investigationFinal reportStephens Vortex · Chinook, MTThe pilot's failure to maintain aircraft control for an undetermined reason.NTSB SEA98FA078Accident · 2 fatalField investigationFinal reportPiper PA-31T1 · Great Falls, MTThe flight crew's failure to maintain aircraft control.NTSB SEA98LA066Accident · Minor injuriesLimited investigationFinal reportErcoupe 415-D · Colstrip, MTThe pilot's operation of the aircraft above maximum gross weight, resulting in her inability to attain a sustained climb rate after becoming airborne. A factor was high density altitude conditions.NTSB SEA98LA037Accident · Minor injuriesLimited investigationFinal reportPiper PA-11 · Bridger, MTThe student pilot's failure to maintain airspeed during a bounced landing recovery.NTSB SEA98LA031Accident · 1 fatalLimited investigationFinal reportCessna 150F · Havre, MTThe student pilot's loss of control after his failure to maintain airspeed. Factors include his lack of total flight experience and incapacitation due to alcohol.NTSB SEA97LA204Accident · 2 fatalLimited investigationFinal reportPiper J-3 · Jordan, MTThe pilot's inadequate remedial action during an inadvertent stall/spin entry. Factors include buzzing, a rapid pull-up, and failure to maintain proper airspeed (Vs).NTSB SEA97LA185Accident · No injuriesLimited investigationFinal reportCessna 172L · Townsend, MTThe pilot's failure to maintain airspeed.NTSB SEA97LA162Accident · Minor injuriesLimited investigationFinal reportCessna 320E · W. Yellowstone, MTThe pilot's failure to maintain directional control during landing when asymmetric power was applied. A factor was the crosswind conditions.NTSB SEA97LA164Accident · Minor injuriesLimited investigationFinal reportPiper PA-18-135 · Biddle, MTThe pilot-in-command's failure to maintain adequate airspeed which resulted in a stall/mush. A factor contributing to the accident was the tailwind condition on takeoff.NTSB SEA97FA133Accident · 3 fatalField investigationFinal reportCessna U206E · Red Lodge, MTThe pilot-in-command's flight into known adverse weather and the subsequent overload and separation of the right wing-strut fuselage-to-strut attach point. Factors contributing were clouds and obscuration.NTSB SEA97LA109Accident · Minor injuriesLimited investigationFinal reportLearjet 35A · Great Falls, MTthe captain's inadequate preflight planning/preparation, and the subsequent improper response to a simulated loss of engine power, resulting in liftoff at an airspeed below that for which sustained flight was possible.NTSB SEA97LA090Accident · No injuriesLimited investigationFinal reportTaylorcraft BC12-65 · Plentywood, MTthe pilot's inadequate recovery from a bounced landing and failure to maintain control of the airplane. Factors relating to the accident included: the pilot's lack of recent experience in the tailwheel aircraft, his inadequate recurrent training, and…NTSB SEA97FA044Accident · 3 fatalField investigationFinal reportPiper PA-24-260 · Winston, MTPilot incapacitation due to hypoxia. Failure of the pilot to use available oxygen is a factor.NTSB SEA96FA209Accident · 1 fatalField investigationFinal reportCessna 340A · Wise River, MTThe pilot's attempt to fly in adverse meteorological conditions which led a loss of aircraft control. Factors contributing to the accident include: the pilot's failure to obtain the most current information of the meteorological conditions prior to departure,…NTSB SEA96FA137Accident · 2 fatalField investigationFinal reportPiper PA-28R-180 · Pray, MTthe pilot's delay in initiating a go-around, and his failure to obtain and/or maintain sufficient airspeed to avoid higher terrain during the go-around, which resulted in a stall and collision with terrain. Factors relating to the accident were: the narrow…