# NTSB Accident CHI98LA351
> **Aerospatiale ATR-42-300** · 1998-09-18 · CHICAGO, IL, USA · SERS
## Event
- **NTSB number:** CHI98LA351
- **Event ID:** 20001211X11023
- **Type:** Accident
- **Date:** 1998-09-18
- **Location:** CHICAGO, IL, USA
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 15
- **Total aboard:** 16
## Aircraft
- **Make:** Aerospatiale
- **Model:** ATR-42-300
- **Registration:** N233RM
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

the wake turbulence encountered by Flight 146.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI98LA351) · AI Analytics · CC0 1.0*