# NTSB investigations, MT

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 5 of 45 · 2,224 cases

## Cases, newest first

- [NTSB GAA15CA050](https://openairdocs.org/ntsb/GAA15CA050.md): Piper PA 28-180 · Deer Lodge, MT · Accident · No injuries · Data collection · Final report · Apr 17, 2015 · N7374W · Substantial damage
  > The pilot's inadequate recovery from a bounced landing, resulting in a loss of control and collision with terrain.
- [NTSB WPR15FA135](https://openairdocs.org/ntsb/WPR15FA135.md): Piper PA32R - 301 · Townsend, MT · Accident · 1 fatal · Field investigation · Final report · Mar 26, 2015 · C-GAUS · Substantial damage
  > The pilot's decision to depart on and to continue a visual flight rules flight over mountainous terrain into instrument meteorological conditions, which resulted in controlled flight into terrain. Contributing to the accident was the pilot's lack of recent…
- [NTSB WPR15CA128](https://openairdocs.org/ntsb/WPR15CA128.md): Enstrom F28 - C · Shelby, MT · Accident · No injuries · Data collection · Final report · Mar 14, 2015 · N5688N · Substantial damage
  > The pilot's failure to maintain main rotor RPM during a low altitude operation, which resulted in a loss of aircraft control and collision with terrain.
- [NTSB WPR15LA087](https://openairdocs.org/ntsb/WPR15LA087.md): Piper PA 28-140 · Helena, MT · Accident · Minor injuries · Limited investigation · Final report · Jan 20, 2015 · N4666R · Substantial damage
  > Loss of engine power after takeoff for reasons that could not be determined because postaccident examination did not reveal any evidence of an anomaly that would have precluded normal operation.
- [NTSB WPR15FA062](https://openairdocs.org/ntsb/WPR15FA062.md): Piper PA 18-150 · Ronan, MT · Accident · 1 fatal · Field investigation · Final report · Dec 16, 2014 · N5989Z · Substantial damage
  > The pilot’s failure to maintain clearance from terrain while performing an intentional, abrupt low-level maneuver.
- [NTSB WPR15FA049](https://openairdocs.org/ntsb/WPR15FA049.md): Cessna 170B · Alzada, MT · Accident · 1 fatal · Field investigation · Final report · Nov 28, 2014 · N3292A · Substantial damage
  > The pilot's failure to maintain airplane control while maneuvering, which resulted in a collision with mountainous terrain.
- [NTSB WPR15LA036](https://openairdocs.org/ntsb/WPR15LA036.md): Champion 7AC · Darby, MT · Accident · Serious injuries · Limited investigation · Final report · Nov 7, 2014 · N84462 · Substantial damage
  > The pilot's failure to maintain airspeed while maneuvering in gusting wind conditions, which resulted in the airplane exceeding its critical angle of attack and experiencing an aerodynamic stall.
- [NTSB WPR15CA012](https://openairdocs.org/ntsb/WPR15CA012.md): Cessna 180 · Marion, MT · Accident · No injuries · Data collection · Final report · Oct 2, 2014 · N156JM · Substantial damage
  > The pilot's failure to maintain directional control during landing.
- [NTSB WPR14CA384](https://openairdocs.org/ntsb/WPR14CA384.md): Bellanca 7GCBC · Meadow Creek, MT · Accident · Minor injuries · Data collection · Final report · Sep 20, 2014 · N714TM · Substantial damage
  > The pilot's inadequate landing flare and failure to maintain aircraft control during landing.
- [NTSB WPR14FA362](https://openairdocs.org/ntsb/WPR14FA362.md): Cessna 177B · Neihart, MT · Accident · 1 fatal · Field investigation · Final report · Sep 2, 2014 · N34880 · Destroyed
  > The pilot's failure to maintain clearance from terrain while maneuvering at low altitude in turbulent conditions over mountainous terrain. Contributing to the accident was the pilot's improper decision to traverse the mountainous area with the airplane over…
- [NTSB WPR14LA305](https://openairdocs.org/ntsb/WPR14LA305.md): Cessna 150M · Russian Flat, MT · Accident · 1 fatal · Limited investigation · Final report · Jul 21, 2014 · N66255 · Substantial damage
  > The pilot's inadequate preflight performance planning and his operation of the airplane outside of the manufacturer's specified performance limitations, which resulted in his exceedance of the airplane's critical angle of attack and a subsequent aerodynamic…
- [NTSB WPR14CA277](https://openairdocs.org/ntsb/WPR14CA277.md): Jones Hatz CB1 · Hysham, MT · Accident · No injuries · Data collection · Final report · Jul 1, 2014 · N39761 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll with a crosswind, which resulted in a ground loop.
- [NTSB WPR14LA269](https://openairdocs.org/ntsb/WPR14LA269.md): Piper PA 30 · Kalispell, MT · Accident · Minor injuries · Limited investigation · Final report · Jun 25, 2014 · N7350Y · Substantial damage
  > The pilot’s inadequate preflight planning and checks, during which he failed to determine the quantity and distribution of the fuel, which resulted in the loss of right engine power during takeoff due to fuel starvation.
- [NTSB WPR14FA231](https://openairdocs.org/ntsb/WPR14FA231.md): Grumman G 21A · Sula, MT · Accident · 1 fatal · Field investigation · Final report · Jun 17, 2014 · N888GG · Destroyed
  > The pilot's decision to continue flight into deteriorating weather conditions in an airplane not maintained for instrument flight, which resulted in a loss of control due to spatial disorientation.
- [NTSB WPR14CA246](https://openairdocs.org/ntsb/WPR14CA246.md): Piper PA 22-160 · Jackson, MT · Accident · No injuries · Data collection · Final report · Jun 13, 2014 · N9024D · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during landing roll.
- [NTSB WPR14LA238](https://openairdocs.org/ntsb/WPR14LA238.md): Skykits Savannah VGW · Helena, MT · Accident · No injuries · Limited investigation · Final report · Jun 7, 2014 · N472WM · Substantial damage
  > The overload failure of the nosewheel fork retaining bolts during landing, which resulted in a nose-over.
- [NTSB WPR14LA233](https://openairdocs.org/ntsb/WPR14LA233.md): North Wing Apache Sport · Polson, MT · Accident · 1 fatal · Limited investigation · Final report · Jun 7, 2014 · N2804P · Destroyed
  > The pilot’s loss of airplane control during initial climb due to his experiencing an incapacitating medical event.
- [NTSB WPR14LA232](https://openairdocs.org/ntsb/WPR14LA232.md): Cessna 150F · Ronan, MT · Accident · Minor injuries · Limited investigation · Final report · Jun 6, 2014 · N3376B · Substantial damage
  > A loss of engine power for reasons that could not be determined due to insufficient evidence.
- [NTSB WPR14LA220](https://openairdocs.org/ntsb/WPR14LA220.md): Aero Commander Callair A 9B · Gardiner, MT · Accident · Serious injuries · Limited investigation · Final report · Jun 2, 2014 · N7292V · Substantial damage
  > The pilot’s inadequate preflight planning and his subsequent takeoff with the airplane over its allowable gross weight in high density altitude conditions, which degraded the airplane’s climb performance and led to a subsequent forced landing.
- [NTSB WPR14CA401](https://openairdocs.org/ntsb/WPR14CA401.md): Piper PA 22 · Roundup, MT · Accident · No injuries · Data collection · Final report · May 23, 2014 · N3460A · Substantial damage
  > The pilot's delayed action to abort the takeoff. Contributing to the accident was the pilot's inadequate preflight planning and a high density altitude.
- [NTSB WPR14CA214](https://openairdocs.org/ntsb/WPR14CA214.md): Olson Kitfox II · Helena, MT · Accident · No injuries · Data collection · Final report · May 23, 2014 · N514DL · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in the airplane nosing over.
- [NTSB WPR14LA198](https://openairdocs.org/ntsb/WPR14LA198.md): Rockwell International S 2R · Medicine Lake, MT · Accident · No injuries · Limited investigation · Final report · May 21, 2014 · N702CB · Substantial damage
  > The pilot’s failure to maintain airplane control and sufficient altitude to clear terrain during a low-altitude maneuver.
- [NTSB WPR14CA170](https://openairdocs.org/ntsb/WPR14CA170.md): Piper PA 18S-150 · Browning, MT · Accident · No injuries · Data collection · Final report · Apr 13, 2014 · N7884D · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll which resulted in a veer off the airstrip and collision with a ditch.
- [NTSB WPR14LA159](https://openairdocs.org/ntsb/WPR14LA159.md): Bell 206B III · Missoula, MT · Accident · Minor injuries · Limited investigation · Final report · Apr 4, 2014 · N43MA · Substantial damage
  > A dynamic rollover during attempted liftoff.
- [NTSB WPR14CA157](https://openairdocs.org/ntsb/WPR14CA157.md): Robert A Miller Murphy Rebel Elite · Roundup, MT · Accident · No injuries · Data collection · Final report · Apr 2, 2014 · N3552J · Substantial damage
  > The pilot's loss of directional control while landing.
- [NTSB WPR14CA082](https://openairdocs.org/ntsb/WPR14CA082.md): Cubcrafters CC11-160 · Roberts, MT · Accident · No injuries · Data collection · Final report · Dec 29, 2013 · N924JS · Substantial damage
  > The pilot's selection of unsuitable terrain during taxi, which resulted in a loss of directional control.
- [NTSB WPR14CA076](https://openairdocs.org/ntsb/WPR14CA076.md): Aviat A-1C-200 · Laural, MT · Accident · No injuries · Data collection · Final report · Dec 24, 2013 · N41WY · Substantial damage
  > The pilot's failure to maintain directional control during takeoff with a gusting crosswind, which resulted in the collision with terrain. Contributing to the accident was the pilot's distraction when the door popped open.
- [NTSB WPR14CA075](https://openairdocs.org/ntsb/WPR14CA075.md): Cessna 152 · St. Ignatius, MT · Accident · Serious injuries · Data collection · Final report · Dec 24, 2013 · N5533B · Substantial damage
  > The non-certificated pilot's failure to maintain a stabilized approach for landing that resulted in a long landing and subsequent runway overrun.
- [NTSB WPR14CA067](https://openairdocs.org/ntsb/WPR14CA067.md): Beech 58P · Kalispell, MT · Accident · Serious injuries · Data collection · Final report · Dec 9, 2013 · N53MT · Substantial damage
  > The pilot's failure to maintain airplane control during the landing sequence.
- [NTSB WPR14CA058](https://openairdocs.org/ntsb/WPR14CA058.md): Quad City Ultralight Acft Challenger II · Kalispell, MT · Accident · No injuries · Data collection · Final report · Nov 26, 2013 · N522PE · Substantial damage
  > A loss of engine power due to the spark plug coming out of the cylinder head.
- [NTSB WPR14CA041](https://openairdocs.org/ntsb/WPR14CA041.md): Bell 206B · Superior, MT · Accident · No injuries · Data collection · Final report · Nov 2, 2013 · N888DR · Substantial damage
  > The pilot's failure to maintain aircraft control while maneuvering during a long-line operation.
- [NTSB WPR14LA023](https://openairdocs.org/ntsb/WPR14LA023.md): Cessna 172 - M · Hardin, MT · Accident · Minor injuries · Limited investigation · Final report · Oct 21, 2013 · N80257 · Substantial damage
  > A 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 WPR14CA028](https://openairdocs.org/ntsb/WPR14CA028.md): Cessna 180 · Butte, MT · Accident · No injuries · Data collection · Final report · Oct 21, 2013 · N156JM · Substantial damage
  > The pilot's failure to maintain directional control of the airplane while landing with a crosswind.
- [NTSB WPR13CA427](https://openairdocs.org/ntsb/WPR13CA427.md): Aviat A-1C-200 · Dell, MT · Accident · No injuries · Data collection · Final report · Sep 27, 2013 · N53WY · Substantial damage
  > The pilot's failure to maintain directional control while taxiing in gusting wind conditions.
- [NTSB WPR13CA412](https://openairdocs.org/ntsb/WPR13CA412.md): Piper PA 11 · Bozeman, MT · Accident · Minor injuries · Data collection · Final report · Sep 16, 2013 · N4988M · Substantial damage
  > The pilot's failure to maintain aircraft control and inadequate compensation for the high gusty wind conditions during taxi.
- [NTSB WPR13CA409](https://openairdocs.org/ntsb/WPR13CA409.md): Cessna 195A · Meadow Creek, MT · Accident · No injuries · Data collection · Final report · Sep 14, 2013 · N4324N · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll on a rough turf runway.
- [NTSB WPR13CA403](https://openairdocs.org/ntsb/WPR13CA403.md): Maule M-7-260C · Nashua, MT · Accident · No injuries · Data collection · Final report · Sep 8, 2013 · N5515V · Substantial damage
  > The pilot's failure to maintain clearance from a berm during the takeoff, which resulted in a loss of directional control.
- [NTSB WPR13FA368](https://openairdocs.org/ntsb/WPR13FA368.md): Beech E35 · West Yellowstone, MT · Accident · 1 fatal · Field investigation · Final report · Aug 12, 2013 · N3226C · Substantial damage
  > The 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 WPR13CA355](https://openairdocs.org/ntsb/WPR13CA355.md): Mooney M20F · Helena, MT · Accident · No injuries · Data collection · Final report · Aug 2, 2013 · N2926M · Substantial damage
  > The flight instructor's delayed decision to instruct the pilot to abort the landing which resulted in a runway excursion and collision with a fence.
- [NTSB WPR13CA362](https://openairdocs.org/ntsb/WPR13CA362.md): Bellanca 7GCBC · West Yellowstone, MT · Accident · No injuries · Data collection · Final report · Aug 1, 2013 · N926BW · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff roll, which resulted in a runway excursion and a collision with an approach slope indicator system component.
- [NTSB WPR13LA349](https://openairdocs.org/ntsb/WPR13LA349.md): Piper PA-44-180 · Billings, MT · Accident · No injuries · Limited investigation · Final report · Jul 30, 2013 · N5367Y · Substantial damage
  > The pilots’ inadequate landing flare, which resulted in a hard landing and collapse of the left main landing gear.
- [NTSB WPR13FA343](https://openairdocs.org/ntsb/WPR13FA343.md): Robinson Helicopter R44 II · Thompson Falls, MT · Accident · 1 fatal · Field investigation · Final report · Jul 27, 2013 · N25WH · Substantial damage
  > The pilot's failure to maintain helicopter control while operating in conditions conducive to a loss of tail rotor effectiveness.
- [NTSB WPR13CA352](https://openairdocs.org/ntsb/WPR13CA352.md): Cessna 180J · Hungry Horse, MT · Accident · No injuries · Data collection · Final report · Jul 26, 2013 · N9286C · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop.
- [NTSB WPR13CA325](https://openairdocs.org/ntsb/WPR13CA325.md): Boeing E75 · Bozeman, MT · Accident · No injuries · Data collection · Final report · Jul 14, 2013 · N5176N · Substantial damage
  > The pilot’s failure to maintain adequate airspeed during a turn, which resulted in a loss of lift and collision with terrain.
- [NTSB WPR13CA213](https://openairdocs.org/ntsb/WPR13CA213.md): Aviat A-1B · Fort Smith, MT · Accident · Serious injuries · Data collection · Final report · Jul 2, 2013 · N302MX · Substantial damage
  > The pilot's improper decision to land on rough terrain at a high density altitude.
- [NTSB WPR13LA302](https://openairdocs.org/ntsb/WPR13LA302.md): S.N.I.A.S. AS-350B Ecureuil · Hamilton, MT · Accident · No injuries · Limited investigation · Final report · Jul 1, 2013 · N989WC · Substantial damage
  > The loss of engine power during cruise flight due to the fatigue failure of a pneumatic fuel controller pipe. Also causal was maintenance personnel’s failure to adequately maintain the pipe and replace it with a thicker type.
- [NTSB WPR13LA303](https://openairdocs.org/ntsb/WPR13LA303.md): Bell 206L-3 · Missoula, MT · Accident · Serious injuries · Limited investigation · Final report · Jun 28, 2013 · N868H · Substantial damage
  > The pilot's failure to prevent the helicopter from settling with power and to maintain proper position relative to an external load, which resulted in a loss of control and subsequent hard landing.
- [NTSB WPR13FA288](https://openairdocs.org/ntsb/WPR13FA288.md): Beech J35 · Helena, MT · Accident · 1 fatal · Field investigation · Final report · Jun 24, 2013 · N8255D · Substantial damage
  > The pilot’s failure to maintain adequate airspeed while maneuvering, which resulted in an aerodynamic stall/spin and subsequent impact with terrain.
- [NTSB WPR13CA253](https://openairdocs.org/ntsb/WPR13CA253.md): Schweizer 300C · Hamilton, MT · Accident · No injuries · Data collection · Final report · May 1, 2013 · N322MH · Substantial damage
  > The student pilot’s failure to maintain helicopter control during a practice autorotation and the flight instructor's delayed remedial action.
- [NTSB WPR13FA208](https://openairdocs.org/ntsb/WPR13FA208.md): Bell 206B · Shepherd, MT · Accident · 1 fatal · Field investigation · Final report · Apr 27, 2013 · N150SP · Substantial damage
  > The pilot’s loss of control while maneuvering during low-altitude operations due to sudden neurological impairment or incapacitation and the helicopter’s subsequent collision with power lines.

Next page: https://openairdocs.org/ntsb.md?state=MT&page=6

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```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 c."eventStateOrRegion" = 'MT' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?page=5&state=MT

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.