# NTSB Accident SEA91FA073
> **PIPER PA-30** · 1991-03-29 · BUTTE, MT, USA · FATL
## Event
- **NTSB number:** SEA91FA073
- **Event ID:** 20001212X16695
- **Type:** Accident
- **Date:** 1991-03-29
- **Location:** BUTTE, MT, USA
- **Coordinates:** 45.999595, -112.440811
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA-30
- **Registration:** N7133Y
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

INADEQUATE INFLIGHT DECISIONS, FUEL STARVATION, AND FAILURE TO PERFORM ALTERNATIVE IFR APPROACH PROCEDURES.  FACTORS INCLUDE OPERATION WITH KNOWN DEFICIENCIES IN EQUIPMENT, DISORIENTATION, AND LACK OF FAMILIARITY WITH THE GEOGRAPHIC AREA.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA91FA073) · AI Analytics · CC0 1.0*