EXHIBIT 31.2
CERTIFICATIONS
I, Thomas P. Chambers, certify that:
| 1. | I have reviewed this annual report on Form 10-K of Apache Corporation; and |
| 2. | Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report. |
/s/ Thomas P. Chambers
Thomas P. Chambers
Executive Vice President and Chief Financial Officer
(principal financial officer)
Date: March 1, 2012
