# NTSB Accident SEA94GA203
> **HUGHES OH-6A** · 1994-07-31 · DUCHESNE, UT, USA · FATL
## Event
- **NTSB number:** SEA94GA203
- **Event ID:** 20001206X01866
- **Type:** Accident
- **Date:** 1994-07-31
- **Location:** DUCHESNE, UT, USA
- **Coordinates:** 40.490139, -111.840339
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** HUGHES
- **Model:** OH-6A
- **Registration:** N12UT
- **FAR Part:** PUBU
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** Unk
## Probable cause

THE PILOT'S IMPROPER IN-FLIGHT PLANNING/DECISION AND FAILURE TO MAINTAIN SUFFICIENT ALTITUDE/CLEARANCE FROM THE SURROUNDING TERRAIN.  FACTORS RELATED TO THE ACCIDENT WERE: THUNDERSTORMS IN THE AREA (REQUIRING THE PILOT TO DEVIATE FROM THE DESIRED COURSE), HIGH MOUNTAINOUS TERRAIN, AND HIGH DENSITY ALTITUDE,

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA94GA203) · AI Analytics · CC0 1.0*