# NTSB Accident SEA90FA158
> **AEROSPATIALE SA315B** · 1990-08-07 · COUGAR, WA, USA · SERS
## Event
- **NTSB number:** SEA90FA158
- **Event ID:** 20001212X24126
- **Type:** Accident
- **Date:** 1990-08-07
- **Location:** COUGAR, WA, USA
- **Coordinates:** 46.19033, -122.129089
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** AEROSPATIALE
- **Model:** SA315B
- **Registration:** N351RM
- **FAR Part:** 133
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

LOSS OF POWER DUE TO CONTAMINATION IN THE ENGINE SPEED GOVERNOR.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA90FA158) · AI Analytics · CC0 1.0*