# NTSB Accident CEN13LA396
> **BELL 47D1** · 2013-06-28 · Lake Ozark, MO, USA · NONE
## Event
- **NTSB number:** CEN13LA396
- **Event ID:** 20130708X21555
- **Type:** Accident
- **Date:** 2013-06-28
- **Location:** Lake Ozark, MO, USA
- **Coordinates:** 38.180973, -92.620956
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** BELL
- **Model:** 47D1
- **Registration:** N78900
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The improper rebuild and maintenance of the helicopter and inadequate subsequent inspections, which resulted in undetected fuel contamination and a subsequent total loss of engine power during cruise flight.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN13LA396) · AI Analytics · CC0 1.0*