# NTSB Accident WPR19LA253
> **Ercoupe 415** · 2019-09-10 · Maricopa, AZ, USA · SERS
## Event
- **NTSB number:** WPR19LA253
- **Event ID:** 20190910X53248
- **Type:** Accident
- **Date:** 2019-09-10
- **Location:** Maricopa, AZ, USA
- **Coordinates:** 32.990554, -111.917221
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 2
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** Ercoupe
- **Model:** 415
- **Registration:** N3816H
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The flight instructor’s failure to prevent the student pilot from exceeding the airplane’s critical angle of attack, which resulted in an aerodynamic stall and subsequent spin. Contributing to the accident was the student pilot’s failure to make a positive transfer of airplane control when the flight instructor directed him to do so.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR19LA253) · AI Analytics · CC0 1.0*