# NTSB Accident DEN01LA158
> **Balloon Works Firefly 8B-15** · 2001-09-02 · Colo. Springs, CO, USA · SERS
## Event
- **NTSB number:** DEN01LA158
- **Event ID:** 20010918X01954
- **Type:** Accident
- **Date:** 2001-09-02
- **Location:** Colo. Springs, CO, USA
- **Coordinates:** 38.810932, -104.709983
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 2
## Aircraft
- **Make:** Balloon Works
- **Model:** Firefly 8B-15
- **Registration:** N2575P
- **FAR Part:** 091
- **Engines:** 0
- **Damage:** MINR
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the passenger's failure to follow instructions given to brace for a high wind landing, and the pilot's failure to adequately monitor the passenger's actions.  A contributing factor was the thermal lift.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DEN01LA158) · AI Analytics · CC0 1.0*