# NTSB Accident LAX90LA013
> **ROBINSON R22A** · 1989-10-26 · SIMI VALLEY, CA, USA · MINR
## Event
- **NTSB number:** LAX90LA013
- **Event ID:** 20001213X29638
- **Type:** Accident
- **Date:** 1989-10-26
- **Location:** SIMI VALLEY, CA, USA
- **Coordinates:** 34.299301, -118.720352
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** ROBINSON
- **Model:** R22A
- **Registration:** N84817
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

STUDENT PILOT'S FAILURE TO MAINTAIN THE PROPER ALTITUDE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX90LA013) · AI Analytics · CC0 1.0*