# NTSB Accident DFW08CA177
> **Robinson R44 II** · 2008-07-05 · Canyon Lake, TX, USA · MINR
## Event
- **NTSB number:** DFW08CA177
- **Event ID:** 20080806X01165
- **Type:** Accident
- **Date:** 2008-07-05
- **Location:** Canyon Lake, TX, USA
- **Coordinates:** 29.916944, -98.305557
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 2
- **Total aboard:** 3
## Aircraft
- **Make:** Robinson
- **Model:** R44 II
- **Registration:** N804DF
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A total loss of tail rotor effectiveness.   Contributing to the accident was the pilot's improper decision to operate inside the height velocity curve.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DFW08CA177) · AI Analytics · CC0 1.0*