# 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 4 of 45 · 2,223 cases

## Cases, newest first

- [NTSB GAA18CA220](https://openairdocs.org/ntsb/GAA18CA220.md): Piper PA 22 · Shelby, MT · Accident · No injuries · Data collection · Final report · Apr 19, 2018 · N1283C · Substantial damage
  > The pilot’s improper use of the fuel selector, which resulted in fuel starvation to the engine and an off-runway landing.
- [NTSB WPR18LA118](https://openairdocs.org/ntsb/WPR18LA118.md): Diamond Aircraft Ind DA 42 NG · Bozeman, MT · Accident · No injuries · Class 3 · Limited · Final report · Apr 4, 2018 · N621ZC · 2 aircraft · Substantial damage
  > The student pilot and flight instructor's failure to see and avoid the stationary airplane during taxi, which resulted in a ground collision.
- [NTSB WPR18LA076](https://openairdocs.org/ntsb/WPR18LA076.md): Buckeye Industries Dream Machine 582 · Chester, MT · Accident · Serious injuries · Class 3 · Limited · Final report · Jan 19, 2018 · N92048 · Substantial damage
  > The pilot's failure to maintain adequate clearance from powerlines.
- [NTSB GAA17CA572](https://openairdocs.org/ntsb/GAA17CA572.md): Cub Crafters CC19-180 · Kalispell, MT · Accident · No injuries · Data collection · Final report · Sep 27, 2017 · N53XC · Substantial damage
  > The pilot’s inadvertent brake application during the landing roll, which resulted in a loss of directional control.
- [NTSB GAA17CA529](https://openairdocs.org/ntsb/GAA17CA529.md): Cessna 182 · Fairfield, MT · Accident · Minor injuries · Data collection · Final report · Sep 7, 2017 · N735KQ · Destroyed
  > The 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 WPR17LA168](https://openairdocs.org/ntsb/WPR17LA168.md): Robinson Helicopter R44 II · Lake Sutherlin, MT · Accident · No injuries · Limited investigation · Final report · Jul 25, 2017 · N233JD · Substantial damage
  > The pilot’s transition into an out-of-ground-effect hover in high-density altitude conditions that exceeded the helicopter’s performance capabilities, which resulted in loss of rotor rpm.
- [NTSB GAA17CA434](https://openairdocs.org/ntsb/GAA17CA434.md): Robinson Helicopter R22 · Bozeman, MT · Accident · No injuries · Data collection · Final report · Jul 21, 2017 · N28VH · Substantial damage
  > The flight instructor’s unstabilized autorotation, which resulted in a hard landing.
- [NTSB WPR17LA145](https://openairdocs.org/ntsb/WPR17LA145.md): Piper L 21B · Big Timber, MT · Accident · Serious injuries · Limited investigation · Final report · Jul 8, 2017 · N99031 · Substantial damage
  > The pilot's decision to fly at low altitude in the vicinity of power lines, which resulted in a wire strike.
- [NTSB WPR17LA143](https://openairdocs.org/ntsb/WPR17LA143.md): Robinson Helicopter R44 II · Ronan, MT · Accident · Serious injuries · Limited investigation · Final report · Jul 6, 2017 · N442DR · Substantial damage
  > The pilot's failure to maintain adequate airspeed, which resulted in a loss of tail rotor effectiveness during a low-altitude orbiting maneuver and a subsequent hard landing.
- [NTSB GAA17CA225](https://openairdocs.org/ntsb/GAA17CA225.md): Weatherly 620B · Lewistown, MT · Accident · No injuries · Data collection · Final report · Apr 10, 2017 · N9004M · Substantial damage
  > The pilot’s failure to maintain altitude during low-altitude maneuvers in flat light conditions.
- [NTSB GAA17CA212](https://openairdocs.org/ntsb/GAA17CA212.md): Thomas Craig E Wittman W-10 · Stevensville, MT · Accident · No injuries · Data collection · Final report · Mar 28, 2017 · N13XZ · Substantial damage
  > The pilot’s decision to take off with a known master brake cylinder leak and his subsequent failure to maintain directional control during landing.
- [NTSB WPR17LA080](https://openairdocs.org/ntsb/WPR17LA080.md): Maxcy Christopher L Stol King · Bozeman, MT · Accident · No injuries · Limited investigation · Final report · Mar 22, 2017 · N268CR · Substantial damage
  > The pilot's failure to maintain directional control during landing.
- [NTSB WPR17LA064](https://openairdocs.org/ntsb/WPR17LA064.md): Beech A36TC · Stevensville, MT · Accident · Minor injuries · Limited investigation · Final report · Feb 23, 2017 · N3803J · Substantial damage
  > The pilot's decision to conduct a takeoff with a tailwind on an upsloping runway in an overweight airplane, which resulted in the airplane having insufficient energy to climb out of ground effect.
- [NTSB WPR17LA056](https://openairdocs.org/ntsb/WPR17LA056.md): Beech 99 · Billings, MT · Accident · No injuries · Limited investigation · Final report · Jan 19, 2017 · N326CA · Substantial damage
  > The 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 WPR17LA046](https://openairdocs.org/ntsb/WPR17LA046.md): Softex Invest V-24L · Paradise, MT · Accident · Serious injuries · Limited investigation · Final report · Jan 3, 2017 · N710XP · Substantial damage
  > A partial loss of power during cruise flight for reasons that could not be determined because postaccident examination of the engines did not reveal evidence of any preimpact mechanical malfunctions or failures that would have precluded normal operation.
- [NTSB WPR17LA031](https://openairdocs.org/ntsb/WPR17LA031.md): Piper PA 31T · Missoula, MT · Accident · No injuries · Limited investigation · Final report · Dec 5, 2016 · N909PW · Substantial damage
  > Failure of the left windshield due to moisture ingression into the windshield laminate, which deteriorated the strength of the windshield.
- [NTSB WPR17IA007](https://openairdocs.org/ntsb/WPR17IA007.md): Short Bros SD3 60 Sherpa · Missoula, MT · Incident · No injuries · Incident investigation · Final report · Oct 13, 2016 · N148Z · Minor damage
  > The 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 WPR16FA182](https://openairdocs.org/ntsb/WPR16FA182.md): Beech 95 B55 (T42A) · Broadus, MT · Accident · 3 fatal · Field investigation · Final report · Sep 17, 2016 · N413D · Substantial damage
  > The airplane's departure from cruise flight for reasons that could not be determined based on the available information.
- [NTSB GAA16CA492](https://openairdocs.org/ntsb/GAA16CA492.md): Cessna 170 · Sidney, MT · Accident · No injuries · Data collection · Final report · Sep 10, 2016 · N8335A · Substantial damage
  > The student pilot’s improper landing flare, which resulted in a bounced landing, and the flight instructor’s inability to recover the airplane, which resulted in a runway excursion.
- [NTSB WPR16FA170](https://openairdocs.org/ntsb/WPR16FA170.md): Cessna 182 · Clinton, MT · Accident · 2 fatal · Field investigation · Final report · Aug 28, 2016 · N9936T · Destroyed
  > The sudden right turn on approach to landing for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB GAA16CA419](https://openairdocs.org/ntsb/GAA16CA419.md): Cessna 172 · Lewiston, MT · Accident · No injuries · Data collection · Final report · Aug 2, 2016 · N734GM · Substantial damage
  > The pilot's failure to ensure that his seat was adjusted and locked, which resulted in his seat sliding aft during the takeoff roll, and the subsequent loss of directional control and runway excursion.
- [NTSB GAA16CA406](https://openairdocs.org/ntsb/GAA16CA406.md): Cessna 177 · Kalispell, MT · Accident · No injuries · Data collection · Final report · Jul 31, 2016 · N30550 · Substantial damage
  > The airplane's hard landing during an aborted takeoff, following an encounter with a downdraft during takeoff initial climb from a remote mountain airstrip, resulting in an uncontrolled descent, attempt to land on the runway remaining, and subsequent nose…
- [NTSB WPR16CA145](https://openairdocs.org/ntsb/WPR16CA145.md): Beech 19A · Helena, MT · Accident · Minor injuries · Data collection · Final report · Jul 18, 2016 · N7645R · Substantial damage
  > The 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 GAA16CA376](https://openairdocs.org/ntsb/GAA16CA376.md): Cessna 182 · Stevensville, MT · Accident · No injuries · Data collection · Final report · Jul 15, 2016 · N9928B · Substantial damage
  > The pilot's failure to maintain adequate clearance from ground equipment during takeoff, which resulted in an impact with irrigation pipes, a loss of directional control, an impact with a fence, and a nose over.
- [NTSB GAA16CA369](https://openairdocs.org/ntsb/GAA16CA369.md): Stinson 108 · Red Lodge, MT · Accident · No injuries · Data collection · Final report · Jul 8, 2016 · N955C · Substantial damage
  > A deer running across the runway and impacting the left side of the airplane, resulting in a loss of directional control, a runway excursion, and a ground loop.
- [NTSB GAA16CA353](https://openairdocs.org/ntsb/GAA16CA353.md): Cessna 182 · Hungry Horse, MT · Accident · Minor injuries · Data collection · Final report · Jul 2, 2016 · N42469 · Substantial damage
  > The pilot's decision to land on unsuitable wet terrain, and his failure to stop prior to the end of the runway, which resulted in a runway overrun and impact with tree(s).
- [NTSB WPR16LA171](https://openairdocs.org/ntsb/WPR16LA171.md): Cessna 310R · Schafer Meadows, MT · Accident · No injuries · Class 3 · Limited · Final report · Jun 26, 2016 · N455TB · Substantial damage
  > A loss of directional control while landing, which resulted in a runway excursion and landing gear collapse for reasons that could not be determined.
- [NTSB GAA16CA319](https://openairdocs.org/ntsb/GAA16CA319.md): American AA 1 · Denton, MT · Accident · No injuries · Data collection · Final report · Jun 12, 2016 · N5720L · Substantial damage
  > The pilot's premature rotation and failure to attain sufficient airspeed required for a sustained climb, resulting in a runway overrun and collision with a fence.
- [NTSB GAA16CA285](https://openairdocs.org/ntsb/GAA16CA285.md): Maule M5 · Hamilton, MT · Accident · No injuries · Data collection · Final report · Jun 5, 2016 · N5635M · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a runway excursion and a nose over.
- [NTSB GAA16CA284](https://openairdocs.org/ntsb/GAA16CA284.md): Bellanca 7GCBC · Ferndale, MT · Accident · No injuries · Data collection · Final report · Jun 5, 2016 · N8777 · Substantial damage
  > The pilot's loss of directional control during takeoff resulting in a decision to rotate early, and a collision with a hangar and subsequent fire.
- [NTSB GAA16CA265](https://openairdocs.org/ntsb/GAA16CA265.md): Piper PA 18-150 · Laurel, MT · Accident · Minor injuries · Data collection · Final report · May 30, 2016 · N41553 · Substantial damage
  > The pilot's loss of directional control during the landing touchdown, resulting in a runway excursion and substantial damage to the both wings.
- [NTSB WPR16LA073](https://openairdocs.org/ntsb/WPR16LA073.md): Cessna T206H · Billings, MT · Accident · Minor injuries · Limited investigation · Final report · Feb 8, 2016 · N562H · Substantial damage
  > The pilot’s failure to attain a proper flare during landing in gusting wind conditions and low-level wind shear, which resulted in a hard landing and a subsequent loss of directional control.
- [NTSB GAA16CA097](https://openairdocs.org/ntsb/GAA16CA097.md): Cessna 175 · Seeley Lake, MT · Accident · No injuries · Data collection · Final report · Jan 5, 2016 · N9493B · Substantial damage
  > The pilot' failure to identify the plowed runway width in dusk and flat light conditions, which resulted in a touchdown left of the runway center, an impact with a snow berm, and a ground loop.
- [NTSB GAA16CA080](https://openairdocs.org/ntsb/GAA16CA080.md): Aviat A1 · Broadus, MT · Accident · Minor injuries · Data collection · Final report · Dec 13, 2015 · N29712 · Substantial damage
  > The pilot's failure to maintain clearance from the wires while flying at a low altitude resulting in a wire strike, a loss of airplane control, and the consequent impact with terrain.
- [NTSB DCA16CA030](https://openairdocs.org/ntsb/DCA16CA030.md): Airbus A319 115 · Great Falls, MT · Accident · Serious injuries · Data collection · Final report · Dec 10, 2015 · N3014R · No damage
  > an encounter with turbulence during initial descent.
- [NTSB GAA16CA023](https://openairdocs.org/ntsb/GAA16CA023.md): Cessna 140 · Fort Benton, MT · Accident · Serious injuries · Data collection · Final report · Oct 20, 2015 · N76001 · Substantial damage
  > A hard landing which resulted in a loss of directional control, main landing gear collapse, and damage to the left wing spar.
- [NTSB WPR16FA012](https://openairdocs.org/ntsb/WPR16FA012.md): Bucker Jungmeister BU 133 · Missoula, MT · Accident · 1 fatal · Field investigation · Final report · Oct 14, 2015 · N1940J · Destroyed
  > The pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack while executing a return to the runway after takeoff, which resulted in an aerodynamic stall/spin. Contributing to the accident was the pilot’s…
- [NTSB WPR15FA247](https://openairdocs.org/ntsb/WPR15FA247.md): Cessna 172P · Townsend, MT · Accident · 2 fatal · Field investigation · Final report · Aug 20, 2015 · N62731 · Substantial damage
  > The non-instrument-rated pilot's decision to conduct a cross-country flight over a mountain range in dark night conditions with limited night flight experience, which resulted in a collision with mountainous terrain.
- [NTSB GAA15CA235](https://openairdocs.org/ntsb/GAA15CA235.md): Cessna 172N · Kalispell, MT · Accident · No injuries · Data collection · Final report · Aug 19, 2015 · N733NH · Substantial damage
  > The pilot's loss of directional control, which resulted in a runway excursion, and collision with runway and taxiway lights and terrain.
- [NTSB WPR15LA246](https://openairdocs.org/ntsb/WPR15LA246.md): Taylorcraft BC12 D · Libby, MT · Accident · No injuries · Limited investigation · Final report · Aug 17, 2015 · N43616 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a runway excursion.
- [NTSB GAA15LA217](https://openairdocs.org/ntsb/GAA15LA217.md): MD Helicopter 369E · Whitefish, MT · Accident · Minor injuries · Limited investigation · Final report · Aug 5, 2015 · N43792 · Substantial damage
  > The pilot’s failure to maintain altitude and a level attitude while hovering over water at night during an external load operation, which resulted in the helicopter’s main rotor contacting the surface of the water.
- [NTSB WPR15LA229](https://openairdocs.org/ntsb/WPR15LA229.md): Cessna TU206G · Saint Ignatius, MT · Accident · No injuries · Limited investigation · Final report · Aug 3, 2015 · N235HM · Substantial damage
  > Maintenance 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 GAA15CA174](https://openairdocs.org/ntsb/GAA15CA174.md): Pilatus PC12 · Belgrade, MT · Accident · No injuries · Data collection · Final report · Jul 8, 2015 · N220CL · Substantial damage
  > The pilot's improper use of pitch control during an instructional maneuver, which resulted in a tail strike during landing.
- [NTSB WPR15LA198](https://openairdocs.org/ntsb/WPR15LA198.md): Cessna TU206F · Schafers Meadows, MT · Accident · Serious injuries · Limited investigation · Final report · Jun 23, 2015 · N8424Q · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing roll in variable and gusting wind conditions.
- [NTSB WPR15LA191](https://openairdocs.org/ntsb/WPR15LA191.md): Cessna 180A · Polson, MT · Accident · No injuries · Limited investigation · Final report · Jun 19, 2015 · N9699B · Substantial damage
  > A total loss of engine power during approach for reasons that could not be determined because postaccident examination revealed no anomalies that would have precluded normal operation.
- [NTSB GAA15CA121](https://openairdocs.org/ntsb/GAA15CA121.md): Cessna P210N · Bozeman, MT · Accident · No injuries · Data collection · Final report · Jun 13, 2015 · N86SB · Substantial damage
  > The 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 WPR15CA173](https://openairdocs.org/ntsb/WPR15CA173.md): Cessna T188C · Ismay, MT · Accident · No injuries · Data collection · Final report · May 31, 2015 · N9987J · Substantial damage
  > The pilot's incorrect action to continue the takeoff when he failed to maintain directional control during the takeoff roll.
- [NTSB GAA15CA089](https://openairdocs.org/ntsb/GAA15CA089.md): Cessna 188 · Polson, MT · Accident · No injuries · Data collection · Final report · May 26, 2015 · N53141 · Substantial damage
  > The pilot's failure to maintain airplane pitch, power, and turn coordination while maneuvering at low altitude, resulting in an aerodynamic stall and a collision with terrain.
- [NTSB ANC15LA076](https://openairdocs.org/ntsb/ANC15LA076.md): Airbus AS-350 · Hamilton, MT · Accident · No injuries · Class 3 · Limited · Final report · May 4, 2015 · N504WD · Substantial damage
  > The pilot's excessive collective application during an autorotation. Contributing to the accident was the flight instructor's inadequate supervision of the training flight.
- [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.

Next page: https://openairdocs.org/ntsb.md?state=MT&page=5

## 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=4&state=MT

---
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.