# NTSB Accident WPR09CA163
> **ROBINSON HELICOPTER R22 BETA** · 2009-03-24 · Chowchilla, CA, USA · SERS
## Event
- **NTSB number:** WPR09CA163
- **Event ID:** 20090324X52648
- **Type:** Accident
- **Date:** 2009-03-24
- **Location:** Chowchilla, CA, USA
- **Coordinates:** 37.125831, -120.203613
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** ROBINSON HELICOPTER
- **Model:** R22 BETA
- **Registration:** N139RJ
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAWN
- **Weather:** VMC
## Probable cause

The pilot's failure to maintain clearance from the power lines.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR09CA163) · AI Analytics · CC0 1.0*