# Incident 20011228038119I: Boeing 737522, Chicago, IL, December 28, 2001

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: December 28, 2001, 12:48 local time
- Place: Chicago, IL
- Airport: Chicago-O Hare International
- Phase of flight: Descent
- Operating rules: Air carrier (Part 121)
- Operator: UALA
- Location: 41.9797° N, 87.9044° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=41.9797&lon=-87.9044&mi=10
- Aircraft: N941UA, a cancelled registration (https://openairdocs.org/deregistered/N941UA-2014-02-14) (OpenAirDocs)
- Registry model: Boeing 737-522 (registry code 138449F, https://openairdocs.org/model/boeing-737-522) (OpenAirDocs)
- Registry engine: CFM International CFM56 series (registry code 13802, https://openairdocs.org/engine/cfm-international-cfm56-series) (OpenAirDocs)
- Reported make and model: BOEING 737522
- People aboard: 104
- Fatal injuries: 0
- NTSB investigation: [NTSB CHI02IA058](https://openairdocs.org/ntsb/CHI02IA058) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20011228038119I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) SEE ATTACHED NARRATIVE.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CHI02IA058](https://openairdocs.org/ntsb/CHI02IA058), Dec 28, 2001: Boeing 737-522 (N941UA), Chicago, IL, incident, no damage. Probable cause: The wake turbulence encounter.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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