# NTSB Accident SEA98LA091
> **STEPHENS VORTEX** · 1998-06-09 · CHINOOK, MT, USA · FATL
## Event
- **NTSB number:** SEA98LA091
- **Event ID:** 20001211X10423
- **Type:** Accident
- **Date:** 1998-06-09
- **Location:** CHINOOK, MT, USA
- **Coordinates:** 48.470901, -109.210594
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** STEPHENS
- **Model:** VORTEX
- **Registration:** N9261N
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's failure to maintain aircraft control for an undetermined reason.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA98LA091) · AI Analytics · CC0 1.0*