# NTSB Accident WPR19LA104
> **Cameron A-400** · 2019-04-01 · Yountville, CA, USA · SERS
## Event
- **NTSB number:** WPR19LA104
- **Event ID:** 20190401X25202
- **Type:** Accident
- **Date:** 2019-04-01
- **Location:** Yountville, CA, USA
- **Coordinates:** 38.39611, -122.35778
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 2
- **Uninjured:** 19
- **Total aboard:** 22
## Aircraft
- **Make:** Cameron
- **Model:** A-400
- **Registration:** N6954Y
- **FAR Part:** 091
- **Engines:** —
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s inability to maintain obstacle clearance after the balloon’s encounter with a downdraft, which resulted in a collision with power lines.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR19LA104) · AI Analytics · CC0 1.0*