# NTSB Accident CEN12FA091
> **ROBINSON HELICOPTER COMPANY R44 II** · 2011-11-25 · Hackensack, MN, USA · FATL
## Event
- **NTSB number:** CEN12FA091
- **Event ID:** 20111130X25004
- **Type:** Accident
- **Date:** 2011-11-25
- **Location:** Hackensack, MN, USA
- **Coordinates:** 46.960277, -94.425003
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** ROBINSON HELICOPTER COMPANY
- **Model:** R44 II
- **Registration:** N821JV
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** NITE
- **Weather:** VMC
## Probable cause

The helicopter's sudden yaw and subsequent impact with the water for reasons that could not be determined during postaccident examination of the helicopter and its systems.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN12FA091) · AI Analytics · CC0 1.0*