BELL HELICOPTER TEXTRON 206L-1
Chimney Rock, MT, April 4, 2026
Event Information
| Date | April 4, 2026 |
| Event Type | ACC |
| Location | Chimney Rock, MT |
| Country | USA |
| Highest Injury | NONE |
| NTSB Number | WPR26LA146 |
| Event ID | 20260406202757 |
Aircraft
| Make | BELL HELICOPTER TEXTRON |
| Model | 206L-1 |
| Registration # | N5017G |
| Owner | HELIMONTANA.COM LLC |
| Category | HELI |
| FAR Part | 091 |
| Aircraft Damage | SUBS |
Conditions
| Light Condition | - |
| Weather | - |
Injuries
| Fatal | 0 |
| Serious | 0 |
| Minor | 0 |
| None | 2 |
| Total Injured | 0 |
Probable Cause
The pilot’s failure to maintain adequate clearance from the terrain while performing a lowaltitude circling takeoff maneuver, which resulted in a dynamic rollover.
About This NTSB Record
This aviation event was investigated by the National Transportation Safety Board (NTSB). NTSB investigates all U.S. civil aviation accidents to determine probable cause and issue safety recommendations to prevent future accidents.