# NTSB Accident LAX99FA138
> **Piper PA-32R-301** · 1999-04-04 · WARNER SPRINGS, CA, USA · FATL
## Event
- **NTSB number:** LAX99FA138
- **Event ID:** 20001205X00486
- **Type:** Accident
- **Date:** 1999-04-04
- **Location:** WARNER SPRINGS, CA, USA
- **Coordinates:** 33.279205, -116.600914
## Injuries
- **Highest injury:** FATL
- **Fatal:** 4
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 4
## Aircraft
- **Make:** Piper
- **Model:** PA-32R-301
- **Registration:** N9254Q
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** NITE
- **Weather:** IMC
## Probable cause

The pilot disregarded his weather briefing and attempted flight into areas of forecast and reported icing and moderate to severe turbulence.  The airplane encountered mountain wave activity resulting in an overload condition and in-flight separation of the left wing and stabilator.  Mountainous terrain, icing conditions, and turbulence were factors in the accident.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX99FA138) · AI Analytics · CC0 1.0*