# NTSB Accident ERA11CA355
> **DOTSON WILLIAM P SNGL SEAT HAWK ARROW** · 2011-06-20 · Carthage, NC, USA · NONE
## Event
- **NTSB number:** ERA11CA355
- **Event ID:** 20110623X12016
- **Type:** Accident
- **Date:** 2011-06-20
- **Location:** Carthage, NC, USA
- **Coordinates:** 35.338333, -79.435554
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** DOTSON WILLIAM P
- **Model:** SNGL SEAT HAWK ARROW
- **Registration:** N4209F
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

A partial loss of engine power due to the pilot’s improper installation of the engine’s No. 1 cylinder spark plugs.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA11CA355) · AI Analytics · CC0 1.0*