A B757-200 diverts to den after the crew discovers a fuel leak at FL370 northwest of gck, ks.

Attributes
ACN	505020
Time
Date	200103
Day	Wed
Local Time Of Day	0601 To 1200
Place
Locale Reference	navaid : gck.vortac
State Reference	KS
Altitude	msl single value : 37000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zdv.artcc tower : zzz.tower
Operator	common carrier : air carrier
Make Model Name	B757-200
Operating Under FAR Part	Part 121
Navigation In Use	other other vortac
Flight Phase	cruise : level
Route In Use	enroute : direct
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp pilot : multi engine
Experience	flight time last 90 days : 200 flight time total : 5600 flight time type : 1200
ASRS Report	505020
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : commercial pilot : multi engine
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : fuel gauges other flight crewa other flight crewb
Resolutory Action	flight crew : diverted to another airport flight crew : landed as precaution
Consequence	other other other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

Discovered fuel imbal between left and right engine in a timely fashion. After xchking indications and personal computations, called flight dispatch and maintenance to confirm suspicions and divert to den. No emergency declared, no FARS violated and aircraft was not overweight for landing. All checklists complied with and landing was normal. Release was noted to reflect new destination with new time by dispatcher. Aircraft was met with rescue equipment upon landing and leak confirmed, but no leak with engine shutdown.

Original NASA ASRS Text

Title: A B757-200 DIVERTS TO DEN AFTER THE CREW DISCOVERS A FUEL LEAK AT FL370 NW OF GCK, KS.

Narrative: DISCOVERED FUEL IMBAL BTWN L AND R ENG IN A TIMELY FASHION. AFTER XCHKING INDICATIONS AND PERSONAL COMPUTATIONS, CALLED FLT DISPATCH AND MAINT TO CONFIRM SUSPICIONS AND DIVERT TO DEN. NO EMER DECLARED, NO FARS VIOLATED AND ACFT WAS NOT OVERWT FOR LNDG. ALL CHKLISTS COMPLIED WITH AND LNDG WAS NORMAL. RELEASE WAS NOTED TO REFLECT NEW DEST WITH NEW TIME BY DISPATCHER. ACFT WAS MET WITH RESCUE EQUIP UPON LNDG AND LEAK CONFIRMED, BUT NO LEAK WITH ENG SHUTDOWN.

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.