# NTSB Incident DCA93IA027
> **AEROSPATIALE ATR42-300** · 1993-03-04 · NEWARK, NJ, USA · NONE
## Event
- **NTSB number:** DCA93IA027
- **Event ID:** 20001211X11962
- **Type:** Incident
- **Date:** 1993-03-04
- **Location:** NEWARK, NJ, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 34
- **Total aboard:** 34
## Aircraft
- **Make:** AEROSPATIALE
- **Model:** ATR42-300
- **Registration:** N99838
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** DUSK
- **Weather:** IMC
## Probable cause

THE FLIGHTCREW'S FAILURE TO FOLLOW APPROVED PROCEDURES THAT REQUIRED A MINIMUM PROPELLER SPPED WHILE FLYING IN ICING CONDITION.  CONTRIBUTING TO THE LOSS OF ROLL CONTROL WERE THE ENCOUNTERS WITH SEVERE TURBULENCE AND ICING CONDITIONS.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DCA93IA027) · MORVS · CC0 1.0*