# NTSB Accident ANC02LA026
> **Interstate S-1B1** · 2002-03-29 · Big Lake, AK, USA · NONE
## Event
- **NTSB number:** ANC02LA026
- **Event ID:** 20020404X00464
- **Type:** Accident
- **Date:** 2002-03-29
- **Location:** Big Lake, AK, USA
- **Coordinates:** 61.394443, -149.84555
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Interstate
- **Model:** S-1B1
- **Registration:** N48027
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DUSK
- **Weather:** VMC
## Probable cause

The separation of the exhaust system stack from the heat exchanger.   A factor associated with the accident was an engine compartment fire.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC02LA026) · AI Analytics · CC0 1.0*