# NTSB Accident SEA89FA156
> **CESSNA TU206C** · 1989-09-02 · SKYKOMISH, WA, USA · FATL
## Event
- **NTSB number:** SEA89FA156
- **Event ID:** 20001213X29485
- **Type:** Accident
- **Date:** 1989-09-02
- **Location:** SKYKOMISH, WA, USA
- **Coordinates:** 47.639728, -121.330368
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** CESSNA
- **Model:** TU206C
- **Registration:** N21NW
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** IMC
## Probable cause

THE PILOT'S DECISION TO CONTINUE THE FLIGHT INTO IMC. THE PILOT DID NOT ADEQUATELY PLAN AND PREPARE FOR THE FLIGHT AND WAS UNABLE TO MAINTAIN A PROPER ALTITUDE ABOVE THE TERRAIN FOR VMC.  FOG WAS A RELATED FACTOR.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA89FA156) · AI Analytics · CC0 1.0*