# NTSB Accident WPR09CA339
> **ROBINSON HELICOPTER R44** · 2009-07-13 · Marysville, CA, USA · NONE
## Event
- **NTSB number:** WPR09CA339
- **Event ID:** 20090713X81043
- **Type:** Accident
- **Date:** 2009-07-13
- **Location:** Marysville, CA, USA
- **Coordinates:** 39.228054, -121.308052
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 3
- **Total aboard:** 3
## Aircraft
- **Make:** ROBINSON HELICOPTER
- **Model:** R44
- **Registration:** N244HP
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s failure to maintain adequate clearance from the power line wires.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR09CA339) · AI Analytics · CC0 1.0*