# NTSB Accident ANC23LA032
> **ROBINSON HELICOPTER R44 II** · 2023-05-09 · Skwentna, AK, USA · MINR
## Event
- **NTSB number:** ANC23LA032
- **Event ID:** 20230511139291
- **Type:** Accident
- **Date:** 2023-05-09
- **Location:** Skwentna, AK, USA
- **Coordinates:** 61.774586, -151.7413
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 1
- **Total aboard:** 3
## Aircraft
- **Make:** ROBINSON HELICOPTER
- **Model:** R44 II
- **Registration:** N704T
- **FAR Part:** 135
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** Unk
## Probable cause

The pilot's failure to maintain adequate altitude/clearance from terrain while maneuvering in adverse weather conditions, which resulted in a dynamic rollover.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC23LA032) · AI Analytics · CC0 1.0*