# NTSB Accident ATL91LA078
> **LEWIS CHALLENGER II** · 1991-04-08 · THOMASTON, GA, USA · FATL
## Event
- **NTSB number:** ATL91LA078
- **Event ID:** 20001212X16723
- **Type:** Accident
- **Date:** 1991-04-08
- **Location:** THOMASTON, GA, USA
- **Coordinates:** 32.889701, -84.320838
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** LEWIS
- **Model:** CHALLENGER II
- **Registration:** N283EL
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT'S FAILURE TO PROPERLY MAINTAIN THE AIRPLANE IN ACCORDANCE WITH PRESCRIBED PROCEDURES WHICH RESULTED IN FUEL CONTAMINATION, FOULED SPARK PLUGS, AND A LOSS OF ENGINE POWER.  THE PILOT ALSO FAILED TO FOLLOW NORMAL EMERGENCY PROCEDURES FOR THE LOSS OF ENGINE POWER AFTER LIFTOFF AND STALLED THE AIRPLANE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ATL91LA078) · AI Analytics · CC0 1.0*