# NTSB Accident WPR22FA331
> **YAKOVLEV YAK-11** · 2022-09-02 · Shafter, CA, USA · FATL
## Event
- **NTSB number:** WPR22FA331
- **Event ID:** 20220902105852
- **Type:** Accident
- **Date:** 2022-09-02
- **Location:** Shafter, CA, USA
- **Coordinates:** 35.519151, -119.21637
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** YAKOVLEV
- **Model:** YAK-11
- **Registration:** N5943
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall and subsequent impact with terrain. Contributing to the accident was the loss of engine oil pressure shortly after takeoff.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR22FA331) · AI Analytics · CC0 1.0*