# Accident 19990207014579A: Boeing 757222, Climax, CO, February 7, 1999

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: February 7, 1999
- Place: Climax, CO
- Phase of flight: Climb
- Operating rules: Air carrier (Part 121)
- Operator: UALA
- Location: 39.3689° N, 106.1836° W: Placed by OpenAirDocs: center of Climax, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.3689&lon=-106.1836&mi=10
- Aircraft: N586UA (not matched to a registry record)
- Reported make and model: BOEING 757222
- People aboard: 27
- Fatal injuries: 0
- NTSB investigation: [NTSB DEN99LA037](https://openairdocs.org/ntsb/DEN99LA037) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19990207014579A

## Narrative

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

(.19)ON FEBRUARY 7, 1999, AT 0841 MOUNTAIN STANDARD TIME, A BOEING 757-222, N586UA, WAS NOT DAMAGED FOLLOWING AN ENCOUNTER WITH CLEAR AIR TURBULENCE NEAR CLIMAX, COLORADO. THE TWO AIRLINE TRANSPORT RATED PILOTS, FOUR FLIGHT ATTENDANTS, AND 22 PASSENGERS WERE NOT INJURED; HOWEVER, ONE FLIGHT ATTENDANT WAS SERIOUSLY INJURED.  THE AIRPLANE WAS BEING OPERATED BY UNITED AIR LINES INC. UNDER TITLE 14 CFR PART 121.  VISUAL METEOROLOGICAL CONDITIONS PREVAILED FOR THIS SCHEDULED DOMESTIC PASSENGER FLIGHT WHICH ORIGINATED FROM DENVER, COLORADO, APPROXIMATELY 20 MINUTES BEFORE THE ACCIDENT.  AN IFR FLIGHT PLAN HAD BEEN FILED WITH A DESTINATION OF SANTA ANA, CALIFORNIA.  ACCORDING TO PRELIMINARY INFORMATION, THE AIRPLANE WAS APPROXIMATELY 70 NM WEST OF DENVER, CLIMBING THROUGH 34,000 FT. WHEN THE AIRPLANE ENCOUNTERED MODERATE TO SEVERE TURBULENCE AND A FLIGHT ATTENDANT RECEIVED A FRACTURED KNEE CAP AND A CONCUSSION.

## 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 DEN99LA037](https://openairdocs.org/ntsb/DEN99LA037), Feb 7, 1999: Boeing 757-222 (N586UA), Climax, CO, no damage. Probable cause: The flight's encounter with turbulence.

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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