Power of Attorney
(Limited to Execution of Forms 4 and 5)


I, Cheri L. Peper, do hereby constitute and appoint Rajesh Sharma and Richard
D. Black (with full power to each of them to act alone) as my true and lawful
agents and attorneys-in-fact with full power and authority to execute and
deliver on my behalf in accordance with Securities and Exchange Commission
rules and regulations all reports of changes in my beneficial ownership of
securities issued by Apache Corporation on Forms 4 and 5 as may be deemed
advisable.  I hereby ratify and confirm all that each such agent and
attorney-
in-fact may do by virtue hereof with respect to reports of my beneficial
ownership of securities issued by Apache Corporation.

This power of attorney shall remain in full force and effect until I am no
longer required to file Forms 4 and 5 with respect to changes in my
beneficial
ownership of securities issued by Apache Corporation, unless earlier revoked
by me in writing delivered to the attorneys-in-fact named above.

In witness whereof, I have duly executed this power of attorney effective as
of this 22nd day of April 2010.

/s/ Cheri L. Peper
Cheri L. Peper

State of Texas

County of Harris

On this 22nd day of April 2010, before me personally came Cheri L. Peper, to
me known, and acknowledged this instrument.  Witness my hand and official
seal.

/s/ Melinda Jenkins

Seal for Melinda Jenkins
Notary Public, State of Texas
My Commission Expires 07-25-2012