Plains Exploration Raises Qtr. Distribution from $0.5625 to $0.575/Share

Plains All American Pipeline, L.P. PAA today announced a quarterly cash distribution of $0.5750 per unit ($2.30 per unit on an annualized basis) on all of its outstanding limited partner units. The distribution will be payable on May 15, 2013 to holders of record of such units at the close of business on May 3, 2013. This distribution represents an increase of 10.0% over the quarterly distribution of $0.5225 per unit ($2.09 per unit on an annualized basis) paid in May 2012 and an increase of approximately 2.2% over the quarterly distribution of $0.5625 per unit ($2.25 per unit on an annualized basis) paid in February of 2013. As of this distribution, PAA will have increased its quarterly distribution to limited partners in 34 out of the past 36 quarters and consecutively in each of the past 15 quarters.