# NTSB Accident CEN21LA067
> **VANS RV4** · 2020-11-26 · Telluride, CO, USA · FATL
## Event
- **NTSB number:** CEN21LA067
- **Event ID:** 20201127102340
- **Type:** Accident
- **Date:** 2020-11-26
- **Location:** Telluride, CO, USA
- **Coordinates:** 37.94909, -107.88862
## Injuries
- **Highest injury:** FATL
- **Fatal:** 2
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** VANS
- **Model:** RV4
- **Registration:** N87LW
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s failure to maintain adequate airspeed during the turn from the base leg to final approach, which resulted in the airplane exceeding its critical angle of attack and entering an inadvertent aerodynamic stall/spin at a low altitude over mountainous terrain.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN21LA067) · AI Analytics · CC0 1.0*