Turbulence encounter at 37000 ft resulting in injury to paxand cabin attendant crew.

Attributes
ACN	471450
Time
Date	200005
Day	Mon
Local Time Of Day	0001 To 0600
Place
Locale Reference	airport : ict.airport
Altitude	msl bound lower : 33000 msl bound upper : 37000
Environment
Flight Conditions	Mixed
Light	Night
Aircraft 1
Controlling Facilities	artcc : zdv.artcc
Operator	common carrier : air carrier
Make Model Name	A320
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	cruise : level
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	oversight : pic
Qualification	pilot : cfi pilot : atp
Experience	flight time last 90 days : 180 flight time total : 8000 flight time type : 800
ASRS Report	471450
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : commercial pilot : multi engine
Events
Anomaly	altitude deviation : excursion from assigned altitude cabin event other inflight encounter : weather inflight encounter : turbulence other anomaly
Independent Detector	other flight crewa
Resolutory Action	flight crew : declared emergency flight crew : diverted to another airport other
Consequence	other other
Supplementary
Problem Areas	Weather
Primary Problem	Weather

Narrative:

FL370 encountered severe turbulence resulting in loss of aircraft control. 4000 ft of altitude loss before control regained. Emergency declared. 2 injuries to passenger and 2 injuries to crew (flight attendants). Overweight landing accomplished at ict (wichita). Believe windshear was the cause due to transitioning frontal boundary.

Original NASA ASRS Text

Title: TURB ENCOUNTER AT 37000 FT RESULTING IN INJURY TO PAXAND CAB CREW.

Narrative: FL370 ENCOUNTERED SEVERE TURB RESULTING IN LOSS OF ACFT CTL. 4000 FT OF ALT LOSS BEFORE CTL REGAINED. EMER DECLARED. 2 INJURIES TO PAX AND 2 INJURIES TO CREW (FLT ATTENDANTS). OVERWT LNDG ACCOMPLISHED AT ICT (WICHITA). BELIEVE WINDSHEAR WAS THE CAUSE DUE TO TRANSITIONING FRONTAL BOUNDARY.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.