EPL Announces 2011 Reserve Growth and Operational Results

Energy Partners, Ltd.

today announced year-end 2011 proved reserves and provided 2011 operational results. The Company also announced that its conference call to review fourth quarter and year-end 2011 results will be held on Thursday, March 8, 2012 at 9:00 A.M. Central Time/10:00 A.M Eastern Time. Highlights Proved reserves of 37.1 Mmboe (74% oil) at year-end 2011, a 35% increase over year-end 2010. Oil reserves increased year over year 59% to 27.3 Mmbbls, driven by a combination of acquisitions and organic growth. 80% success rate in 2011 development and exploration activities, with 2P reserves additions of 1.8 Mmboe Fourth quarter oil production 9,440 bopd, up 18% from 3Q2011, and annual oil production up 26% year over year PV10 of the proved reserves estimated at $1.1 billion using SEC prices Substantial liquidity of $280 million and strong credit metrics (low net debt at $3.50/Boe) 4Q and year-end 2011 results scheduled for release on March 8th, with the conference call set at 9 A.M. CST 2011 Year-end Proved Reserves EPL's estimated proved reserves as of December 31, 2011 were 37.1 million barrel of oil equivalent (Mmboe)(74% oil), representing an increase of 35% compared to estimated proved reserves of 27.4 Mmboe (63% oil) as of December 31, 2010. The net increase in estimated proved reserves was the result of increases from drilling additions of 1.2 Mmboe, additions from development activities 1.8 Mmboe, revisions of 1.7 Mmboe and acquisitions of 9.4 Mmboe, offset by 4.5 Mmboe of net production. The additions, revisions and acquisitions replaced 316% of 2011 net production. The estimated proved reserve growth was weighted towards oil adding 13.0 million barrels. The year-end 2011 estimated proved reserves of 37.1 Mmboe include estimated proved developed reserves of 33.6 Mmboe (74% oil) and estimated proved undeveloped (PUDs) reserves of 3.5 Mmboe (71% oil).