ATR72 flight crew suffered a left engine failure accompanied by smoke and audible indications of eng...

Attributes
ACN	821357
Time
Date	200901
Local Time Of Day	1201-1800
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Make Model Name	ATR 72
Operating Under FAR Part	Part 121
Flight Phase	Cruise
Flight Plan	IFR
Component
Aircraft Component	Turbine Engine
Person 1
Function	Captain Pilot Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Person 2
Function	Pilot Not Flying First Officer
Qualification	Flight Crew Commercial
Events
Anomaly	Aircraft Equipment Problem Critical Flight Deck / Cabin / Aircraft Event Smoke / Fire / Fumes / Odor

Narrative:

In cruise at 10;000 ft; #1 engine oil pressure gauge started moving back and forth from normal to caution range. While pulling out checklist; torque started to fluctuate. Within seconds; we heard loud banging sound and engine failed; followed by smoke in the cockpit. We put on our oxygen masks and goggles and started to run checklist. We declared an emergency; returned to ZZZ; and landed normally.

Original NASA ASRS Text

Title: ATR72 flight crew suffered a left engine failure accompanied by smoke and audible indications of engine damage.

Narrative: In cruise at 10;000 FT; #1 engine oil pressure gauge started moving back and forth from normal to caution range. While pulling out checklist; torque started to fluctuate. Within seconds; we heard loud banging sound and engine failed; followed by smoke in the cockpit. We put on our oxygen masks and goggles and started to run checklist. We declared an emergency; returned to ZZZ; and landed normally.

Data retrieved from NASA's ASRS site as of April 2012 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.