# NTSB Accident SEA90FA071
> **NORTH AMERICAN NAVION H** · 1990-04-02 · ENUMCLAW, WA, USA · FATL
## Event
- **NTSB number:** SEA90FA071
- **Event ID:** 20001212X23028
- **Type:** Accident
- **Date:** 1990-04-02
- **Location:** ENUMCLAW, WA, USA
- **Coordinates:** 47.10057, -121.599235
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** NORTH AMERICAN
- **Model:** NAVION H
- **Registration:** N285RM
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** IMC
## Probable cause

PILOT'S INADEQUATE PREFLIGHT PLANNING, AND INADVERTENT FLIGHT INTO IMC CONDITIONS. FACTORS IN THE ACCIDENT WERE THE LOW CEILING AND VISIBILITY WEATHER CONDITIONS, THE MOUNTAINOUS/HILL TERRAIN, THE PILOT'S LACK OF INSTRUMENT QUALIFICATION AND HIS LACK OF FAMILIARITY IN THE GEOGRAPHICAL AREA.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA90FA071) · AI Analytics · CC0 1.0*