# NTSB Accident CHI99LA228
> **MCMILLAN ZODIAC CH 601 HD** · 1999-07-12 · NAUVOO, IL, USA · MINR
## Event
- **NTSB number:** CHI99LA228
- **Event ID:** 20001212X19190
- **Type:** Accident
- **Date:** 1999-07-12
- **Location:** NAUVOO, IL, USA
- **Coordinates:** 40.539722, -91.37944
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** MCMILLAN
- **Model:** ZODIAC CH 601 HD
- **Registration:** N6781Z
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot's failure to follow the airplane checklist to pin the canopy before departure, resulting in the opening of the canopy on take off and the subsequent aerodynamic stall and ground collision.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI99LA228) · AI Analytics · CC0 1.0*