# NTSB Accident CHI04LA256
> **Claxton S-12** · 2004-09-12 · Oconomowoc, WI, USA · FATL
## Event
- **NTSB number:** CHI04LA256
- **Event ID:** 20040923X01480
- **Type:** Accident
- **Date:** 2004-09-12
- **Location:** Oconomowoc, WI, USA
- **Coordinates:** 43.100086, -88.489791
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** Claxton
- **Model:** S-12
- **Registration:** UNREG
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The loss of engine power due to the seizure of the pistons and the pilot's failure to maintain airspeed which resulted in an inadvertent stall.  The previous damage to the pistons due to earlier seizure occurrences was a factor.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI04LA256) · AI Analytics · CC0 1.0*