# NTSB Accident CEN17LA219
> **ROBINSON HELICOPTER COMPANY R44 II** · 2017-06-09 · Douglas, WY, USA · SERS
## Event
- **NTSB number:** CEN17LA219
- **Event ID:** 20170609X40127
- **Type:** Accident
- **Date:** 2017-06-09
- **Location:** Douglas, WY, USA
- **Coordinates:** 42.836666, -105.409721
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 3
- **Total aboard:** 4
## Aircraft
- **Make:** ROBINSON HELICOPTER COMPANY
- **Model:** R44 II
- **Registration:** N590GG
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's inability to control the helicopter's descent after encountering a sudden wind shift to a tailwind while performing a near maximum gross weight landing at a high density altitude.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN17LA219) · AI Analytics · CC0 1.0*