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



I, David A. Carmony, do hereby constitute and appoint Cheri L. Peper and
Rajesh Sharma (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 14th day of July 2010.


/s/ David A. Carmony

State of Texas

County of Harris

On this 14th day of July 2010, before me personally came David A.
Carmony, 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]