# NTSB Incident CHI02IA058
> **Boeing 737-522** · 2001-12-28 · Chicago, IL, USA · NONE
## Event
- **NTSB number:** CHI02IA058
- **Event ID:** 20020107X00042
- **Type:** Incident
- **Date:** 2001-12-28
- **Location:** Chicago, IL, USA
- **Coordinates:** 41.979721, -87.904441
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 104
- **Total aboard:** 104
## Aircraft
- **Make:** Boeing
- **Model:** 737-522
- **Registration:** N941UA
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The wake turbulence encounter.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CHI02IA058) · AI Analytics · CC0 1.0*