# NTSB Accident WPR19TA005
> **Balloon Works FIREFLY 7** · 2018-10-10 · Placitas, NM, USA · SERS
## Event
- **NTSB number:** WPR19TA005
- **Event ID:** 20181010X43505
- **Type:** Accident
- **Date:** 2018-10-10
- **Location:** Placitas, NM, USA
- **Coordinates:** 35.307498, -106.491111
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 2
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 3
## Aircraft
- **Make:** Balloon Works
- **Model:** FIREFLY 7
- **Registration:** N7252H
- **FAR Part:** 091
- **Engines:** —
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s failure to properly estimate the height of terrain while descending the balloon, which resulted in the balloon impacting a hill and passengers sustaining serious injuries.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR19TA005) · AI Analytics · CC0 1.0*