# NTSB investigations, MT: Collision with terr/obj (non-CFIT)

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 1 of 3 · 127 cases

## Latest cases

- [NTSB WPR26FA031](https://openairdocs.org/ntsb/WPR26FA031.md): Robinson Helicopter R66 · Ekalaka, MT · Accident · 4 fatal · Class 3 · Field · Preliminary report · Oct 23, 2025 · N67GA · Substantial damage
  > On October 22, 2025, about 1830 mountain daylight time, a Robinson Helicopter Co. R66, N67GA, was substantially damaged when it was involved in an accident near Ekalaka, Montana. The pilot and 3 passengers were fatally injured. The helicopter was operated as…
- [NTSB WPR26LA020](https://openairdocs.org/ntsb/WPR26LA020.md): Piper PA-23-250 · Condon, MT · Accident · 3 fatal · Class 3 · Limited · Preliminary report · Oct 17, 2025 · N2345R · Substantial damage
  > On October 17, 2025, about 1615 mountain daylight time, a Piper PA-23-250, N2345R, was substantially damaged when it was involved in an accident near Condon, Montana. The pilot and two passengers were fatally injured. The airplane was operated as a Title 14…
- [NTSB WPR25LA295](https://openairdocs.org/ntsb/WPR25LA295.md): Siai-Marchetti SF260B · Billings, MT · Accident · No injuries · Class 3 · Limited · Preliminary report · Sep 26, 2025 · N272C · Substantial damage
  > On September 26, 2025, about 1040 mountain daylight time, a SIAI-MARCHETTI SF 260B, N272C, was substantially damaged when it was involved in an accident near Billings, Montana. The pilot and passenger were not injured. The airplane was operated as a Title 14…
- [NTSB WPR25FA289](https://openairdocs.org/ntsb/WPR25FA289.md): Murphy SR3500 · Bigfork, MT · Accident · 1 fatal · Class 3 · Field · Preliminary report · Sep 19, 2025 · N62ZT · Destroyed
  > On September 19, 2025, about 1205 mountain daylight time, an experimental amateur built Murphy SR3500, N62ZT, was destroyed when it was involved in an accident near Bigfork, Montana. The pilot was fatally injured. The airplane was operated as a Title 14 Code…
- [NTSB WPR25FA252](https://openairdocs.org/ntsb/WPR25FA252.md): Vans RV-7A · West Glacier, MT · Accident · 1 fatal · Class 3 · Field · Preliminary report · Aug 12, 2025 · N30SG · Substantial damage
  > On August 12, 2025, about 1457 mountain daylight time, an experimental amateur-built Vans RV-7A N30SG, was substantially damaged when it was involved in an accident near West Glacier, Montana. The pilot was fatally injured. The airplane was operated as a…
- [NTSB WPR25LA221](https://openairdocs.org/ntsb/WPR25LA221.md): Beech B35 · Helena, MT · Accident · Minor injuries · Class 4 · Limited · Final report · Jul 24, 2025 · N5204C · Substantial damage
  > The pilot’s failure to properly configure the airplane during a go-around which resulted in the airplane exceeding its critical angle of attack and an aerodynamic stall at a low altitude.
- [NTSB WPR25FA182](https://openairdocs.org/ntsb/WPR25FA182.md): Cessna 172 · Billings, MT · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jun 19, 2025 · N79306 · Substantial damage
  > On June 19, 2025, at 1412 mountain daylight time, a Cessna 172K airplane, N79306, was destroyed when it was involved in an accident near Billings, Montana. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal Regulations…
- [NTSB WPR25LA165](https://openairdocs.org/ntsb/WPR25LA165.md): Weatherly 620B · Lewiston, MT · Accident · No injuries · Class 4 · Limited · Final report · May 30, 2025 · N90393 · Substantial damage
  > The pilot’s failure to maintain clearance from terrain while maneuvering at a low altitude.
- [NTSB WPR25LA043](https://openairdocs.org/ntsb/WPR25LA043.md): Charlie Guinn CCK-1865 · Lewiston, MT · Accident · No injuries · Class 4 · Limited · Final report · Nov 14, 2024 · N247CC · Substantial damage
  > The pilot’s failure to maintain directional control in a gusting tailwind, which resulted in an impact with a tree.
- [NTSB WPR24FA238](https://openairdocs.org/ntsb/WPR24FA238.md): Air Tractor AT-802A · Helena, MT · Accident · 1 fatal · Class 3 · Field · Final report · Jul 10, 2024 · N10122 · Substantial damage
  > The pilot’s loss of situational awareness during the water scoop due to task overload while operating in a multi-airplane tactical firefighting environment, which resulted in the pilot’s failure to maintain directional control and the airplane’s collision…
- [NTSB WPR24LA180](https://openairdocs.org/ntsb/WPR24LA180.md): Republic RC-3 · Butte, MT · Accident · No injuries · Class 4 · Limited · Final report · Jun 5, 2024 · N87583 · Substantial damage
  > The pilot’s failure to maintain control of the airplane during the takeoff with a gusty left quartering crosswind.
- [NTSB WPR24LA069](https://openairdocs.org/ntsb/WPR24LA069.md): Taylorcraft BC12-D · Whitefish, MT · Accident · No injuries · Class 4 · Limited · Final report · Dec 23, 2023 · N43415 · Substantial damage
  > The failure of the airport authorities to renew the airport closure NOTAM for the airport. Contributing to the accident, was the pilot’s inability to see the runway closure sign.
- [NTSB WPR23LA311](https://openairdocs.org/ntsb/WPR23LA311.md): Piper J3C-65 · Miles City, MT · Accident · Serious injuries · Class 4 · Limited · Final report · Aug 11, 2023 · N3609K · Substantial damage
  > The pilot's failure to maintain control of the airplane while landing on unimproved terrain.
- [NTSB WPR23FA244](https://openairdocs.org/ntsb/WPR23FA244.md): Curtiss Wright P-40E · Hamilton, MT · Accident · 1 fatal · Class 3 · Field · Final report · Jun 27, 2023 · N4420K · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB WPR22LA321](https://openairdocs.org/ntsb/WPR22LA321.md): Piper PA-22-135 · Twin Bridges, MT · Accident · No injuries · Class 4 · Limited · Final report · Aug 29, 2022 · N3268B · Substantial damage
  > The student pilot’s failure to maintain airplane control during an aborted landing, and the flight instructor’s delayed remedial action.
- [NTSB WPR22LA313](https://openairdocs.org/ntsb/WPR22LA313.md): Piper PA-30 · St Ignatius, MT · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 23, 2022 · N4009Y · Substantial damage
  > A partial loss of power during takeoff for undetermined reasons.
- [NTSB WPR21FA353](https://openairdocs.org/ntsb/WPR21FA353.md): Beech S35 · Billings, MT · Accident · 2 fatal · Class 3 · Field · Final report · Sep 27, 2021 · N354M · Destroyed
  > The pilot’s improper flare, which led to a hard landing, subsequent loss of control, and collision with trees.
- [NTSB WPR21LA315](https://openairdocs.org/ntsb/WPR21LA315.md): Bellanca 14-19-3 · Whitefish, MT · Accident · No injuries · Class 4 · Limited · Final report · Aug 10, 2021 · N1257R · Substantial damage
  > A total loss of engine power due to fuel starvation. Contributing to the accident was the pilot’s failure to accomplish a preflight inspection.
- [NTSB WPR21FA258](https://openairdocs.org/ntsb/WPR21FA258.md): Cessna 172R · Missoula, MT · Accident · 2 fatal · Class 3 · Field · Final report · Jul 1, 2021 · N2388L · Substantial damage
  > The pilot’s failure to maintain airspeed and exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall at an altitude too low for recovery.
- [NTSB WPR21LA226](https://openairdocs.org/ntsb/WPR21LA226.md): Cessna 170B · Miles City, MT · Accident · No injuries · Class 4 · Limited · Final report · Jun 11, 2021 · N2218B · Substantial damage
  > The pilot’s failure to maintain directional control during takeoff which resulted in a ground loop and collision with terrain.
- [NTSB WPR21LA067](https://openairdocs.org/ntsb/WPR21LA067.md): Cessna 172 · Dillon, MT · Accident · Serious injuries · Class 4 · Limited · Final report · Dec 8, 2020 · N46017 · Substantial damage
  > The student pilot’s exceedance of the airplane’s critical angle attack during an attempted go-around, which resulted in an aerodynamic stall.
- [NTSB WPR20LA308](https://openairdocs.org/ntsb/WPR20LA308.md): Piper PA 30 · Billings, MT · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 12, 2020 · N7602Y · Substantial damage
  > The pilot’s improper fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB WPR20CA250](https://openairdocs.org/ntsb/WPR20CA250.md): Cessna A185 · Kalispell, MT · Accident · No injuries · Class 4 · Data collection · Final report · Aug 3, 2020 · N185GK · Substantial damage
  > The pilot's excessive speed while landing on a wet grass runway, which resulted in a runway excursion and impact with a fence.
- [NTSB WPR20LA245](https://openairdocs.org/ntsb/WPR20LA245.md): Cessna 337 · Ennis, MT · Accident · 1 fatal · Class 3 · Limited · Final report · Jul 30, 2020 · N337V · Substantial damage
  > The pilot-in-command’s failure to maintain sufficient airspeed while attempting an evasive maneuver from a boxed canyon, which resulted in an aerodynamic stall/spin and impact with mountainous terrain. Contributing to the accident was the pilot-in-command’s…
- [NTSB WPR20CA217](https://openairdocs.org/ntsb/WPR20CA217.md): Cessna 182 · Absarokee, MT · Accident · No injuries · Class 4 · Data collection · Final report · Jul 8, 2020 · N7726M · Substantial damage
  > The pilot's failure to maintain airplane control during a go-around that resulted in the airplane exceeding its critical angle of attack and aerodynamically stalling which resulted in a collision with the ground.
- [NTSB WPR20CA214](https://openairdocs.org/ntsb/WPR20CA214.md): Piper PA 18A-135 · Marion, MT · Accident · No injuries · Class 4 · Data collection · Final report · Jul 6, 2020 · N60733 · Substantial damage
  > The pilot's failure to maintain directional control of the airplane while landing in gusting wind conditions, which resulted in a runway excursion and collision with a fence.
- [NTSB WPR20CA183](https://openairdocs.org/ntsb/WPR20CA183.md): Cessna 310 · Butte, MT · Accident · No injuries · Class 4 · Data collection · Final report · Jun 15, 2020 · N87395 · Substantial damage
  > The 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 WPR20CA149](https://openairdocs.org/ntsb/WPR20CA149.md): Cessna 185 · Winifred, MT · Accident · No injuries · Class 4 · Data collection · Final report · May 17, 2020 · N185 · Substantial damage
  > An inadequate flare that resulted in a bounced landing and the pilot's subsequent delayed decision to go-around that did not allow for sufficient clearance from trees when the airplane was affected by a gusting wind.
- [NTSB GAA20CA070](https://openairdocs.org/ntsb/GAA20CA070.md): Cessna 195 · Kalispell, MT · Accident · No injuries · Data collection · Final report · Nov 11, 2019 · N195BG · Substantial damage
  > The pilot's failure to maintain directional control during landing, which resulted in a runway excursion and the left main landing gear collapsing.
- [NTSB WPR19LA213](https://openairdocs.org/ntsb/WPR19LA213.md): Cessna 150 · Roundup, MT · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 30, 2019 · C-GEYP · Substantial damage
  > The pilot ‘s failure to maintain an adequate altitude above the trees while maneuvering to land.
- [NTSB GAA19CA475](https://openairdocs.org/ntsb/GAA19CA475.md): Avid Avid Mark IV · Thompson Falls, MT · Accident · Serious injuries · Data collection · Final report · Jul 30, 2019 · N4829W · Substantial damage
  > The student pilot's failure to go-around after a hard, bounced landing and the flight instructor's delayed remedial action, which resulted in a collision with trees at the departure end of the runway.
- [NTSB GAA19CA432](https://openairdocs.org/ntsb/GAA19CA432.md): Aviat A1 · Ennis, MT · Accident · Minor injuries · Data collection · Final report · Jul 17, 2019 · N137C · Destroyed
  > The pilot's exceedance of the airplane's critical angle of attack while turning at low altitude, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's distraction due to looking at wildlife.
- [NTSB WPR19LA194](https://openairdocs.org/ntsb/WPR19LA194.md): Bell 47G 3B 1 · Mosby, MT · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 13, 2019 · N3078G · Substantial damage
  > The pilot’s failure to account for environmental conditions conducive to a loss of tail rotor effectiveness, which resulted in a loss of tail rotor effectiveness and subsequent loss of control. Contributing to the accident was the pilot’s inappropriate…
- [NTSB GAA19CA261](https://openairdocs.org/ntsb/GAA19CA261.md): Siai-Marchetti SM · Belgrade, MT · Accident · No injuries · Data collection · Final report · May 13, 2019 · N772DW · Substantial damage
  > The pilot receiving instruction's overapplication of rudder during the landing roll and his subsequent failure to maintain directional control, which resulted in a ground loop.
- [NTSB GAA19CA238](https://openairdocs.org/ntsb/GAA19CA238.md): Aerospatiale AS350 · Sula, MT · Accident · No injuries · Data collection · Final report · Apr 30, 2019 · N350DL · Substantial damage
  > The pilot's failure to maintain adequate clearance from ground equipment, which resulted in a tail rotor blade impact.
- [NTSB WPR19CA069](https://openairdocs.org/ntsb/WPR19CA069.md): Champion 7GCBC · Townsend, MT · Accident · No injuries · Data collection · Final report · Jan 16, 2019 · N822TT · Substantial damage
  > The pilot's failure to maintain airplane control during a precautionary landing on an uneven, soft surface.
- [NTSB GAA18CA533](https://openairdocs.org/ntsb/GAA18CA533.md): Taylorcraft BC12 · Cut Bank, MT · Accident · Minor injuries · Data collection · Final report · Sep 5, 2018 · N95514 · Substantial damage
  > The pilot’s failure to see and avoid power wires while maneuvering at low altitude. Contributing to the accident was the pilot’s inability to determine the airplane’s altitude due to sun glare.
- [NTSB GAA18CA481](https://openairdocs.org/ntsb/GAA18CA481.md): Helio H 295 · Great Falls, MT · Accident · No injuries · Data collection · Final report · Aug 11, 2018 · N77TR · Substantial damage
  > The pilot’s failure to maintain lateral control of the airplane during takeoff in a quartering tailwind.
- [NTSB GAA18CA404](https://openairdocs.org/ntsb/GAA18CA404.md): Cessna 180 · Cut Bank, MT · Accident · No injuries · Data collection · Final report · Jul 9, 2018 · N180GB · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB WPR18LA145](https://openairdocs.org/ntsb/WPR18LA145.md): Sportavia Putzer RF5B Sperber · Lookout Pass, MT · Accident · Minor injuries · Limited investigation · Final report · May 22, 2018 · N66GL · Substantial damage
  > The pilot’s improper decision to continue flight toward rising terrain after the engine overheated, which necessitated a precautionary landing when the motorglider could not maintain altitude in downdrafts.
- [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 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 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 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 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 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.

Next page: https://openairdocs.org/ntsb-events/470/sequence.md?state=MT&page=2

## 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'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '470' 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
```

This list as a web page: https://openairdocs.org/ntsb-events/470/sequence?state=MT

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