Endeavour Announces Rochelle Field Offline

Endeavour Announces Rochelle Field Offline Revises Third Quarter Physical Production Guidance HOUSTON, Sept. 15, 2014 -- Endeavour International Corporation (NYSE: END) (LSE:ENDV) today announced that the Rochelle field is offline until repairs to thedry gas export compressors on the Scott platform are completed. In August, the previously announced planned shutdown of the Scott platform andForties Pipeline System was completed and the Rochelle field returned toproduction on August 26, 2014. Production rates had ramped back up to over 100million standard cubic feet of gas per day ("MMscf/d") before Rochelle wasshut-in on September 9, 2014 because of a mechanical problem on the Scottplatform. The Scott platform shutdown was caused by a failure of the export gascompressor and repair work is ongoing. Endeavour has been informed by theoperator that production from the Rochelle field is expected to be back onlinelater in the month. Endeavour has a 44% working interest in the Rochelle field. As a result of the unplanned downtime at the Rochelle field, the Company isrevising its third quarter 2014 guidance down 500 barrels of oil equivalent perday ("boepd") to 9,000 - 10,000 boepd. Endeavour International Corporation is an oil and gas exploration andproduction company focused on the acquisition, exploration and development ofoil and natural gas in the North Sea and the United States. For moreinformation, visit www.endeavourcorp.com. SOURCE Endeavour International Corporation

CONTACT: Endeavour - Investor Relations, Darcey Matthews, 713-307-8711