# NTSB Accident CEN10LA431
> **BELL 47G-4A** · 2010-07-24 · Rochester, MN, USA · FATL
## Event
- **NTSB number:** CEN10LA431
- **Event ID:** 20100725X05225
- **Type:** Accident
- **Date:** 2010-07-24
- **Location:** Rochester, MN, USA
- **Coordinates:** 44.04972, -92.326385
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** BELL
- **Model:** 47G-4A
- **Registration:** N124SH
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The total loss of engine power due to a high-cycle fatigue fracture of a first-stage compressor blade. The reason for the fracture could not be determined during postaccident examination.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN10LA431) · AI Analytics · CC0 1.0*