# NTSB Accident ANC18FA028
> **MOONEY M20J** · 2018-04-07 · Petaluma, CA, USA · FATL
## Event
- **NTSB number:** ANC18FA028
- **Event ID:** 20180407X35303
- **Type:** Accident
- **Date:** 2018-04-07
- **Location:** Petaluma, CA, USA
- **Coordinates:** 38.26889, -122.576385
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** MOONEY
- **Model:** M20J
- **Registration:** N9133Z
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** IMC
## Probable cause

The pilot's failure to maintain adequate airspeed while departing in instrument meteorological conditions, moderate turbulence, and low-level wind shear, which resulted in the airplane exceeding its critical angle of attack and a subsequent aerodynamic stall.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC18FA028) · AI Analytics · CC0 1.0*