EXHIBIT 99.1
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         CHESAPEAKE ENERGY CORPORATION ANNOUNCES 2004 FOURTH QUARTER AND
               FULL YEAR EARNINGS RELEASE DATE AND CONFERENCE CALL


OKLAHOMA  CITY,  OKLAHOMA,  JANUARY 28,  2005 -  Chesapeake  Energy  Corporation
(NYSE:CHK) has scheduled its 2004 fourth quarter and full year earnings  release
to be issued  after the  close of  trading  on the New York  Stock  Exchange  on
Tuesday, February 22, 2005.

A conference call is scheduled for Wednesday morning,  February 23, 2005 at 9:00
am EST to discuss the release.  The  telephone  number to access the  conference
call is  913.981.5520.  We encourage  those who would like to participate in the
call to place your calls between 8:50 and 9:00 am EST.

For  those  unable to  participate  in the  conference  call,  a replay  will be
available for audio playback at 12:00 pm EST on Wednesday, February 23, 2005 and
will run  through  midnight  Tuesday,  March 8,  2005.  The number to access the
conference call replay is 719.457.0820; passcode for the replay is 9640052.

The  conference  call will also be  simulcast  live on the  Internet  and can be
accessed by going directly to the Chesapeake  website at  WWW.CHKENERGY.COM  and
selecting "Conference Calls" under the "Investor Relations" section. The webcast
of the conference call will be available on our website indefinitely.


CHESAPEAKE  ENERGY  CORPORATION  IS THE SIXTH  LARGEST  INDEPENDENT  PRODUCER OF
NATURAL GAS IN THE U.S. HEADQUARTERED IN OKLAHOMA CITY, THE COMPANY'S OPERATIONS
ARE FOCUSED ON EXPLORATORY  AND  DEVELOPMENTAL  DRILLING AND PRODUCING  PROPERTY
ACQUISITIONS IN THE MID-CONTINENT,  PERMIAN BASIN, SOUTH TEXAS, TEXAS GULF COAST
AND ARK-LA-TEX  REGIONS OF THE UNITED STATES.  THE COMPANY'S INTERNET ADDRESS IS
WWW.CHKENERGY.COM.