# NTSB Accident WPR19FA148
> **Robinson R44** · 2019-05-17 · Alpine, UT, USA · FATL
## Event
- **NTSB number:** WPR19FA148
- **Event ID:** 20190517X23729
- **Type:** Accident
- **Date:** 2019-05-17
- **Location:** Alpine, UT, USA
- **Coordinates:** 40.502498, -111.74388
## Injuries
- **Highest injury:** FATL
- **Fatal:** 2
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** Robinson
- **Model:** R44
- **Registration:** N744TW
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** IMC
## Probable cause

The noninstrument-rated pilot’s continued visual flight rules flight into instrument meteorological conditions, which resulted in spatial disorientation and subsequent loss of control. Contributing to the accident was hypoxia due to the high altitude at which the pilot chose to conduct the flight combined with the impairing effects of amphetamine use.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR19FA148) · AI Analytics · CC0 1.0*