Narrative:

Approximately 2.5 hours into flight; right oil pressure low light illuminated. We noticed decreasing oil pressure and quantity for the right engine. We ran the appropriate checklist from the QRH. Captain decided to shut the engine down. Declared an emergency and diverted into ZZZ. Landing was uneventful.

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Original NASA ASRS Text

Title: AN MD80 IN CRUISE DECLARED AN EMER AND DIVERTED DUE TO LOSS OF OIL PRESSURE AND QUANTITY IN THE R ENG.

Narrative: APPROX 2.5 HOURS INTO FLT; R OIL PRESSURE LOW LIGHT ILLUMINATED. WE NOTICED DECREASING OIL PRESSURE AND QUANTITY FOR THE R ENG. WE RAN THE APPROPRIATE CHKLIST FROM THE QRH. CAPT DECIDED TO SHUT THE ENG DOWN. DECLARED AN EMER AND DIVERTED INTO ZZZ. LNDG WAS UNEVENTFUL.

Data retrieved from NASA's ASRS site as of January 2009 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.