# NTSB Accident WPR21LA111
> **PIPER AIRCRAFT INC PA46R-350T** · 2021-02-14 · Tehachapi, CA, USA · FATL
## Event
- **NTSB number:** WPR21LA111
- **Event ID:** 20210215102630
- **Type:** Accident
- **Date:** 2021-02-14
- **Location:** Tehachapi, CA, USA
- **Coordinates:** 35.000407, -118.3874
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** PIPER AIRCRAFT INC
- **Model:** PA46R-350T
- **Registration:** N40TS
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s encounter with mountain wave activity with severe turbulence, which resulted in a loss of airplane control. Contributing to the accident was the pilot’s failure to obtain a preflight weather briefing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR21LA111) · AI Analytics · CC0 1.0*