# NTSB Accident SEA91LA237
> **CESSNA 170B** · 1991-09-16 · CURTIS, WA, USA · FATL
## Event
- **NTSB number:** SEA91LA237
- **Event ID:** 20001212X18198
- **Type:** Accident
- **Date:** 1991-09-16
- **Location:** CURTIS, WA, USA
- **Coordinates:** 46.470973, -123.079421
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** CESSNA
- **Model:** 170B
- **Registration:** N4693C
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A MISJUDGED MANEUVER DUE TO PHYSICAL IMPAIRMENT BY ALCOHOL. CONTRIBUTING TO THE ACCIDENT WAS OVERCONFIDENCE IN PERSONAL ABILITY.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA91LA237) · AI Analytics · CC0 1.0*