# NTSB Accident LAX04LA123
> **Balloon Works Firefly 11** · 2004-02-13 · Phoenix, AZ, USA · MINR
## Event
- **NTSB number:** LAX04LA123
- **Event ID:** 20040223X00222
- **Type:** Accident
- **Date:** 2004-02-13
- **Location:** Phoenix, AZ, USA
- **Coordinates:** 33.73389, -112.073608
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 3
- **Uninjured:** 8
- **Total aboard:** 11
## Aircraft
- **Make:** Balloon Works
- **Model:** Firefly 11
- **Registration:** N7244X
- **FAR Part:** 091
- **Engines:** —
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the failure of the deflation vent line, which resulted in the pilot not being able to control the balloon in the increased wind conditions.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX04LA123) · AI Analytics · CC0 1.0*