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                                  UNITED STATES
                       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

         DATE OF REPORT (DATE OF EARLIEST EVENT REPORTED) APRIL 6, 2005

                        OCCIDENTAL PETROLEUM CORPORATION
             (Exact name of registrant as specified in its charter)

            DELAWARE                     1-9210              95-4035997
  (State or other jurisdiction        (Commission         (I.R.S. Employer
        of incorporation)             File Number)       Identification No.)

              10889 WILSHIRE BOULEVARD
              LOS ANGELES, CALIFORNIA                             90024
      (Address of principal executive offices)                 (ZIP code)

               Registrant's telephone number, including area code:
                                 (310) 208-8800

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Check the appropriate box below if the Form 8-K is intended to simultaneously
satisfy the filing obligation of the Registrant under any of the following
provisions (see General Instruction A.2. below):

[   ]  Written communications pursuant to Rule 425 under the Securities Act (17
CFR 230.425)

[   ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17
CFR 240.14a-12)

[   ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the
Exchange Act (17 CFR 240.14d-2(b))

[   ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the
Exchange Act (17 CFR 240.13e-4(c))



SECTION 7 - REGULATION FD

Item 7.01.  Regulation FD Disclosure
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     Attached as Exhibit 99.1 is the presentation made on April 6, 2005 by
Stephen I. Chazen, Occidental's Senior Executive Vice President and Chief
Financial Officer, at the Howard Weil 33rd Annual Energy Conference.


SECTION 8 - OTHER EVENTS

Item 8.01.  Other Events
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     Filed as Exhibit 10.39 to this Current Report on Form 8-K is the Summary of
Material Terms and Conditions of Supplemental Retirement Allocations (effective
as of January 1, 2005), which was listed as Exhibit 10.39 to the Company's
Annual Report on Form 10-K for the year ended December 31, 2004, but was
inadvertently omitted from the filing.


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                                    SIGNATURE


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.


                              OCCIDENTAL PETROLEUM CORPORATION
                                        (Registrant)




DATE: April 6, 2005           S. P. Dominick, Jr.
                              --------------------------------------------------
                              S. P. Dominick, Jr., Vice President and Controller
                              (Chief Accounting and Duly Authorized Officer)



                                  EXHIBIT INDEX


     10.39     Summary of Material Terms and Conditions of Supplemental
               Retirement Allocations (effective as of January 1, 2005)

     99.1      Presentation made by Stephen I. Chazen