# NTSB Accident CEN12CA221
> **AIR TRACTOR INC AT-402A** · 2012-04-02 · Ganado, TX, USA · NONE
## Event
- **NTSB number:** CEN12CA221
- **Event ID:** 20120403X01230
- **Type:** Accident
- **Date:** 2012-04-02
- **Location:** Ganado, TX, USA
- **Coordinates:** 28.9825, -96.412223
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** AIR TRACTOR INC
- **Model:** AT-402A
- **Registration:** N4544S
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The improper positioning of the hopper vent, which allowed chemicals to escape and cover the airplane's windshield.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN12CA221) · AI Analytics · CC0 1.0*