The Lemon IndexRobinson R22. Advanced data.
The raw numbers behind the page, in one place.
Accidents268NTSB
Fatal2911% of accidents
Deaths36NTSB
Destroyed5%of aircraft
Mechanical17%of accidents
Accidents by year
| Year | Accidents |
|---|---|
| 2008 | 21 |
| 2009 | 32 |
| 2010 | 18 |
| 2011 | 22 |
| 2012 | 24 |
| 2013 | 11 |
| 2014 | 15 |
| 2015 | 15 |
| 2016 | 11 |
| 2017 | 21 |
| 2018 | 15 |
| 2019 | 14 |
| 2020 | 8 |
| 2021 | 8 |
| 2022 | 12 |
| 2023 | 9 |
| 2024 | 9 |
| 2025 | 3 |
What happened
| What happened | Share of accidents |
|---|---|
| Loss of control in flight | 21% |
| Autorotation Hard landing | 8% |
| Hard landing | 7% |
| Dynamic rollover | 7% |
| Low altitude operation/event | 6% |
| Miscellaneous/other | 4% |
Phase of flight
| Phase of flight | Share of accidents |
|---|---|
| Maneuvering | 37% |
| Landing | 18% |
| Other | 14% |
| Enroute | 9% |
| Approach | 7% |
Mechanical causes
| Part | Share |
|---|---|
| engine controls | 7% |
| rotorcraft flight control | 4% |
| main rotor system | 4% |
| flight control system | 4% |
Updated