# NTSB Accident LAX91LA289
> **HUGHES 369D** · 1991-07-05 · NAPA, CA, USA · NONE
## Event
- **NTSB number:** LAX91LA289
- **Event ID:** 20001212X17582
- **Type:** Accident
- **Date:** 1991-07-05
- **Location:** NAPA, CA, USA
- **Coordinates:** 38.54935, -122.15039
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** HUGHES
- **Model:** 369D
- **Registration:** N18KJ
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** IMC
## Probable cause

THE PILOT'S FAILURE TO MAINTAIN THE PROPER ALTITUDE.  CONTRIBUTING TO THE ACCIDENT WAS THE PILOT'S IMPROPER IN FLIGHT DECISION TO FLY IN THE BELOW VFR WEATHER CONDITIONS AND HIS MISJUDGED WEATHER EVALUATION.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX91LA289) · AI Analytics · CC0 1.0*