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10-Q - FORM 10-Q - Oasis Petroleum Inc.c17027e10vq.htm
EX-31.2 - EXHIBIT 31.2 - Oasis Petroleum Inc.c17027exv31w2.htm
EX-32.1 - EXHIBIT 32.1 - Oasis Petroleum Inc.c17027exv32w1.htm
EX-31.1 - EXHIBIT 31.1 - Oasis Petroleum Inc.c17027exv31w1.htm
EXHIBIT 32.2
CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
In connection with the accompanying quarterly report of Oasis Petroleum Inc. (the “Company”) on Form 10-Q for the quarter ended March 31, 2011 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Roy W. Mace, Senior Vice President and Chief Accounting Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to my knowledge:
  (1)   The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
  (2)   The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
         
Date: May 13, 2011  /s/ Roy W. Mace  
  Roy W. Mace   
  Senior Vice President and Chief Accounting Officer
(Principal Financial and Accounting Officer)