# NTSB Accident LAX92LA290
> **WHIGHAM GW-4** · 1992-07-09 · WARNER SPRINGS, CA, USA · SERS
## Event
- **NTSB number:** LAX92LA290
- **Event ID:** 20001211X15188
- **Type:** Accident
- **Date:** 1992-07-09
- **Location:** WARNER SPRINGS, CA, USA
- **Coordinates:** 33.280971, -116.599098
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** WHIGHAM
- **Model:** GW-4
- **Registration:** N3705
- **FAR Part:** 091
- **Engines:** 0
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT'S INADEQUATE PREFLIGHT PLANNING AND PREPARATION.  CONTRIBUTING TO THIS ACCIDENT WAS THE DOWNDRAFTS AND MOUNTAINOUS TERRAIN.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX92LA290) · AI Analytics · CC0 1.0*