# NTSB Accident CEN13LA228
> **ROBINSON HELICOPTER COMPANY R44 II** · 2013-04-13 · Buffalo, SD, USA · NONE
## Event
- **NTSB number:** CEN13LA228
- **Event ID:** 20130416X01636
- **Type:** Accident
- **Date:** 2013-04-13
- **Location:** Buffalo, SD, USA
- **Coordinates:** 45.795555, -103.43
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 4
- **Total aboard:** 4
## Aircraft
- **Make:** ROBINSON HELICOPTER COMPANY
- **Model:** R44 II
- **Registration:** N424DP
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s failure to maintain adequate main rotor rpm while maneuvering at a low altitude in gusting wind conditions, which resulted in an emergency landing on uneven terrain.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN13LA228) · AI Analytics · CC0 1.0*