SAN DIEGO, Aug. 21, 2013 (GLOBE NEWSWIRE) -- Royale Energy, Inc. (Nasdaq:ROYL) today, in cooperation with Rampart Energy, is pleased to announce the results of a study performed by Netherland, Sewell & Associates, Inc. Worldwide Petroleum Consultants, (NSAI), www.netherlandsewell.com , to evaluate the prospective resources in their shale acreage on the North Slope of Alaska. Using available data from existing wellbore penetrations and analog shale plays, they determined that the acreage is a qualified Prospective Resource with an average recovery rate of 3,995 barrels of oil per acre from the combined shale intervals.
|OOIP Total (BBL/acre)||EUR Total (BBL/acre)|
|EUR Total (MBBL)|
An image accompanying this release is available at http://media.globenewswire.com/cache/17632/file/21605.pdf .List of Definitions
|Original Oil-in-Place (OOIP)||The quantity of petroleum estimated, as of a given date, to be contained within accumulations yet to be discovered.|
|Prospective Resources||Those quantities of petroleum which are estimated, as of a given date, to be potentially recoverable from undiscovered accumulations by application of future development projects. Prospective Resources have both an associated chance of discovery and a chance of development; these figures are necessarily revised upward or downward as additional data becomes available.|
|Barrels of Oil||The oil resources shown include crude oil only. Oil volumes are expressed in barrels of oil (BBL) or thousands of barrels (MBBL); a barrel is equivalent to 42 United States gallons.|
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