Narrative:

In cruise flight over the lake the master caution illuminated indicating left-hand low oil pressure and the aircraft yawed due to a loss of torque. At that time I performed a precautionary shutdown; informed ATC and returned to my departure airport. There were no passengers on board.

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Original NASA ASRS Text

Title: A DO-28 pilot shut down the left engine and returned to the departure airport following a low oil pressure warning and a loss of torque.

Narrative: In cruise flight over the lake the master caution illuminated indicating left-hand low oil pressure and the aircraft yawed due to a loss of torque. At that time I performed a precautionary shutdown; informed ATC and returned to my departure airport. There were no passengers on board.

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.