# NTSB Accident DEN90LA032
> **PIPER PA-18-150** · 1989-12-03 · POWDERVILLE, MT, USA · FATL
## Event
- **NTSB number:** DEN90LA032
- **Event ID:** 20001213X29949
- **Type:** Accident
- **Date:** 1989-12-03
- **Location:** POWDERVILLE, MT, USA
- **Coordinates:** 46.220722, -105.600364
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA-18-150
- **Registration:** N62672
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT IN COMMAND LEFT THE AIRPLANE UNATTENDED WITH THE ENGINE RUNNING. THAT THE PILOT'S SON DID NOT UNDERSTAND THE UNSAFE CONDITION IS CONSIDERED A CONTRIBUTING FACTOR.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DEN90LA032) · AI Analytics · CC0 1.0*