# NTSB Accident ANC11LA099
> **ROBINSON HELICOPTER R22 BETA** · 2011-08-30 · Unalaska, AK, USA · NONE
## Event
- **NTSB number:** ANC11LA099
- **Event ID:** 20110909X31747
- **Type:** Accident
- **Date:** 2011-08-30
- **Location:** Unalaska, AK, USA
- **Coordinates:** 53.383335, -167.641662
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** ROBINSON HELICOPTER
- **Model:** R22 BETA
- **Registration:** N169CW
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A loss of engine power in cruise flight for undetermined reasons.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC11LA099) · AI Analytics · CC0 1.0*