# NTSB Accident ERA21LA266
> **PILATUS B4-PC11** · 2021-05-20 · Sterling, MA, USA · MINR
## Event
- **NTSB number:** ERA21LA266
- **Event ID:** 20210624103328
- **Type:** Accident
- **Date:** 2021-05-20
- **Location:** Sterling, MA, USA
- **Coordinates:** 42.425917, -71.792861
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** PILATUS
- **Model:** B4-PC11
- **Registration:** N65317
- **FAR Part:** 091
- **Engines:** 0
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s misjudged approach angle which resulted in impact with trees and terrain.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA21LA266) · AI Analytics · CC0 1.0*