# NTSB Accident CEN17FA231
> **GEFA-FLUG GMBH AS-105-GD** · 2017-06-15 · Hartford, WI, USA · SERS
## Event
- **NTSB number:** CEN17FA231
- **Event ID:** 20170615X33818
- **Type:** Accident
- **Date:** 2017-06-15
- **Location:** Hartford, WI, USA
- **Coordinates:** 43.243331, -88.368614
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** GEFA-FLUG GMBH
- **Model:** AS-105-GD
- **Registration:** G-SUNA
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The overpressurization failure of the airship envelope as a result of the airship's encounter with gusty wind conditions and thermal activity. Contributing to the accident was the jammed Plexiglass venting panel.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN17FA231) · AI Analytics · CC0 1.0*