# NTSB Accident CEN13CA481
> **SUPER 18 LLC S18-STD** · 2013-08-10 · Humboldt, SD, USA · NONE
## Event
- **NTSB number:** CEN13CA481
- **Event ID:** 20130812X50223
- **Type:** Accident
- **Date:** 2013-08-10
- **Location:** Humboldt, SD, USA
- **Coordinates:** 43.628334, -97.073333
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** SUPER 18 LLC
- **Model:** S18-STD
- **Registration:** N230AK
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's inadvertent addition of water into the fuel system and his improper preflight inspection, which resulted in a loss of engine power due to fuel contamination.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN13CA481) · AI Analytics · CC0 1.0*