# NTSB investigations, 2024, 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.

## Latest cases

- [NTSB WPR25LA047](https://openairdocs.org/ntsb/WPR25LA047.md): Cessna A185F · Lewistown, MT · Accident · No injuries · Class 4 · Limited · Final report · Nov 23, 2024 · N9533H · Substantial damage
  > The pilot’s inadvertent impact with a rock during a landing on a grass strip.
- [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 WPR24LA307](https://openairdocs.org/ntsb/WPR24LA307.md): Robinson Helicopter R44 II · Basin, MT · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 15, 2024 · N233WT · Substantial damage
  > The pilot’s decision to continue performing a high-performance takeoff in a full throttle and low-rotor-rpm condition, which resulted in a loss of control and subsequent impact with terrain.
- [NTSB WPR24LA323](https://openairdocs.org/ntsb/WPR24LA323.md): Beech J35 · Belgrade, MT · Accident · Class 3 · Limited · Preliminary report · Aug 28, 2024 · N8350D · Substantial damage
  > On August 27, 2024, about 1845 mountain daylight time, a Beech J35, N8350D, was substantially damaged when it was involved in an accident near Belgrade, Montana. The pilot was not injured. The airplane was operated as a Title 14 Code of Federal Regulations…
- [NTSB WPR24LA271](https://openairdocs.org/ntsb/WPR24LA271.md): Piper PA-18-150 · Manhattan, MT · Accident · No injuries · Class 4 · Limited · Final report · Aug 11, 2024 · N8576Y · Substantial damage
  > A total loss of engine power due to carburetor icing.
- [NTSB WPR24FA270](https://openairdocs.org/ntsb/WPR24FA270.md): Cessna 182K · Augusta, MT · Accident · 3 fatal · Class 3 · Field · Final report · Aug 8, 2024 · N2764Q · Substantial damage
  > The non-instrument-rated pilot’s decision to continue a visual flight rules flight into a rugged mountain area in deteriorating weather conditions, which resulted in impact with terrain.
- [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 WPR24LA204](https://openairdocs.org/ntsb/WPR24LA204.md): Maule MXT-7-180 · Winifred, MT · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 23, 2024 · N5519C · Substantial damage
  > The pilot’s inadvertent excessive application of brakes, which resulted in a nose over.
- [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 WPR24LA192](https://openairdocs.org/ntsb/WPR24LA192.md): SIAI Marchetti SM. 1019 · Twin Bridges, MT · Accident · No injuries · Class 4 · Limited · Final report · May 19, 2024 · N992BB · Substantial damage
  > The binding of the parking brake cable, which resulted in un-commanded brake application during the landing roll and subsequent nose over.
- [NTSB WPR24FA150](https://openairdocs.org/ntsb/WPR24FA150.md): Piper PA-18-150 · Thurlow, MT · Accident · 2 fatal · Class 3 · Field · Final report · May 14, 2024 · UNREG · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack while maneuvering at low altitude, resulting in an aerodynamic stall and subsequent impact with terrain. Contributing to the accident was the pilot’s distraction by his cell phone use while…
- [NTSB WPR24LA152](https://openairdocs.org/ntsb/WPR24LA152.md): Cessna 182H · Three Forks, MT · Accident · No injuries · Class 4 · Limited · Final report · May 10, 2024 · N2388X · Substantial damage
  > The 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 WPR24LA140](https://openairdocs.org/ntsb/WPR24LA140.md): Michael Milburn Vans RV8 · Cascade, MT · Accident · No injuries · Class 4 · Limited · Final report · May 4, 2024 · N740MT · Substantial damage
  > The pilot’s failure to maintain aircraft control during landing roll.
- [NTSB WPR24FA132](https://openairdocs.org/ntsb/WPR24FA132.md): Bell 206-L4 · Anaconda, MT · Accident · 1 fatal · Class 3 · Field · Final report · Apr 26, 2024 · N988B · Destroyed
  > A total loss of engine power due to a loss of cooling oil to the turbine-to-compressor coupling shaft and subsequent fracture of the shaft at an altitude too low for the pilot to complete a successful autorotation. Contributing to the accident was carbon…
- [NTSB WPR24LA109](https://openairdocs.org/ntsb/WPR24LA109.md): Raytheon B200 · Billings, MT · Accident · No injuries · Class 3 · Limited · Final report · Mar 12, 2024 · N299AV · Substantial damage
  > The 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 ENG24LA012](https://openairdocs.org/ntsb/ENG24LA012.md): British Aerospace BAE 146 Series 200A · Missoula, MT · Incident · Class 3 · Limited · Final report · Mar 1, 2024 · N474NA · 2 aircraft · Minor damage
  > The use of a new long term fire retardant with a chemical composition incompatible with the retardant previously in use for the integration-operational field evaluation without adequate testing and qualification.
- [NTSB WPR24LA090](https://openairdocs.org/ntsb/WPR24LA090.md): Enstrom 280FX · Lewistown, MT · Accident · No injuries · Class 4 · Limited · Final report · Feb 15, 2024 · N899JS · Substantial damage
  > The pilot’s failure to maintain clearance from terrain. Contributing to the accident was the pilot’s encounter with low light conditions and snow-covered terrain.
- [NTSB WPR24LA071](https://openairdocs.org/ntsb/WPR24LA071.md): Learjet 55 · Livingston, MT · Accident · Minor injuries · Class 4 · Limited · Final report · Jan 11, 2024 · N558RA · Substantial damage
  > The flight crew’s decision to land on a snow-covered runway with a tailwind, resulting in a runway excursion and subsequent impact with terrain. Contributing to the accident, was the failure of the airport authority to plow the runway.

## 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 year(c."eventDate") = 2024
  AND 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?state=MT&year=2024

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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.