# NTSB Accident SEA89LA172
> **ROBINSON R22 BETA** · 1989-09-14 · HILLSBORO, OR, USA · SERS
## Event
- **NTSB number:** SEA89LA172
- **Event ID:** 20001213X29501
- **Type:** Accident
- **Date:** 1989-09-14
- **Location:** HILLSBORO, OR, USA
- **Coordinates:** 45.579814, -122.910614
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** ROBINSON
- **Model:** R22 BETA
- **Registration:** N358JS
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT MISJUDGING ALTITUDE AND AIRSPEED.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA89LA172) · AI Analytics · CC0 1.0*