SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549



                                    Form 8-K


                                 CURRENT REPORT



                     Pursuant to Section 13 or 15(d) of the

                         Securities Exchange Act of 1934




                               September 14, 2004
               --------------------------------------------------
               (Date of Report - Date of earliest event reported)





                             KERR-McGEE CORPORATION
             ------------------------------------------------------
             (Exact name of registrant as specified in its charter)


   Delaware                       1-16619                        73-1612389
--------------            ------------------------           -------------------
   (State of              (Commission File Number)              (IRS Employer
Incorporation)                                               Identification No.)


             Kerr-McGee Center
          Oklahoma City, Oklahoma                                       73125
 ----------------------------------------                            ----------
 (Address of principal executive offices)                            (Zip Code)



                                 (405) 270-1313
                         -------------------------------
                         (Registrant's telephone number)



Item 7.01   Regulation FD Disclosure
                 On September 14, 2004,  Kerr-McGee  Corporation  issued a press
            release announcing that it will hold a conference call on Wednesday,
            September  22,  2004,  at 11:00 a.m.  (EDT) to discuss  its  interim
            third-quarter   2004   financial  and  operating   activities,   and
            expectations  for the future.  Interested  parties may listen to the
            call via Kerr-McGee's  website at  www.kerr-mcgee.com  or by calling
            888-482-0024, within the United States or 617-801-9702,  outside the
            United  States.  The  password  for  both  dial-in  numbers  will be
            "Kerr-McGee". The press release is attached hereto as an exhibit and
            is incorporated by reference herein.

Item 9.01   Financial Statements and Exhibits

            (c) Exhibits

            99.1 Press Release dated September 14, 2004

                                   SIGNATURES

     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.


                                               KERR-MCGEE CORPORATION


                                               By: (John M. Rauh)
                                                   -----------------------------
                                                   John M. Rauh
                                                   Vice President and Controller

Dated: September 14, 2004