Power of Attorney
(Limited to Execution of Forms 3, 4 and 5)



I, John J. Christmann, do hereby constitute and appoint Cheri L. Peper, Jeffrey
B. King and Eric L. Harry (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 3, 4 and 5 as may
be deemed advisable.  I hereby ratify and confirm all that each such agentand
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 3, 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 12th day of January 2004.


							John J. Christmann
							John J. Christmann

State of Texas

County of Harris

On this 12th day of January 2004, before me personally came John J. Christmann,
to me known, and acknowledged this instrument.  Witness my hand and official
seal.


							__________________________
[seal]							Notary Public