<HTML>
<HEAD>
<TITLE>
MEHC 8-K on Fourth Quarter Earnings Release</TITLE>
</HEAD>
<BODY>
<PRE>
===================================================================================================================

                                                   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): February 26, 2004



                                          MISSION ENERGY HOLDING COMPANY
                              (Exact name of registrant as specified in its charter)



                  DELAWARE                            333-68632                             95-4867576
       (State or other jurisdiction of            (Commission file                       (I.R.S. employer
       incorporation or organization)                  number)                          identification no.)



                                         2600 Michelson Drive, Suite 1700
                                             Irvine, California 92612
                           (Address of principal executive offices, including zip code)

                                                   949-852-3576
                               (Registrant's telephone number, including area code)


===================================================================================================================




<PAGE>



Items 1 through 11 are not included because they are inapplicable.

         This current report includes forward-looking statements. Mission Energy Holding Company has based these
forward-looking statements on its current expectations and projections about future events based upon knowledge
of facts as of the date of this current report and its assumptions about future events. These forward-looking
statements are subject to various risks and uncertainties that may be outside Mission Energy Holding Company's
control. Mission Energy Holding Company has no obligation to publicly update or revise any forward-looking
statements, whether as a result of new information, future events or otherwise. This current report should be
read in conjunction with Mission Energy Holding Company's 2002 Annual Report on Form 10-K and Quarterly Reports
on Form 10-Q for the first three quarters of 2003. Capitalized terms used in this current report which are not
specifically defined have the meanings set forth in the other reports.

Item 12.  Results of Operations and Financial Condition

         On February 26, 2004, Edison International, the ultimate parent company of Mission Energy Holding
Company, issued press releases that included information about Mission Energy Holding Company's (parent company
only) and Edison Mission Energy's (consolidated) financial results for the fourth quarter of 2003.  Copies of the
press releases are attached as Exhibits 99.1 and 99.2. The information furnished in this Item 12, Exhibit 99.1
and Exhibit 99.2 shall not be deemed to be "filed" for purposes of the Securities Exchange Act of 1934, nor shall
it be deemed incorporated by reference in any filing under the Securities Act of 1933.




Page 2

                                                         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 thereunto duly authorized.


                                           Mission Energy Holding Company
                                                    (Registrant)



Date:                 February 26, 2004                                     /s/ Kevin M. Smith
            --------------------------------------    ----------------------------------------------------------------
                                                                              KEVIN M. SMITH
                                                             Senior Vice President and Chief Financial Officer


</PRE>
</BODY>
</HTML>
[{"type": "8-K", "sequence": "1", "filename": "meh8kfeb04.htm", "description": "MEHC EARNINGS RELEASE", "secsgml_size_bytes": 4388}]
{"company-data": {"conformed-name": "MIDWEST GENERATION LLC", "cik": "0001134016", "assigned-sic": "4991", "state-of-incorporation": "CA", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "333-59348", "film-number": "04629377"}, "business-address": {"street1": "ONE FINANCIAL PLZ.", "street2": "4400 S. LASALLE ST. #3500", "city": "CHICAGO", "state": "IL", "zip": "60605", "phone": "3125836000"}, "mail-address": {"street1": "ONE FINANCIAL PLZ.", "street2": "4400 S. LASALLE ST. #3500", "city": "CHICAGO", "state": "IL", "zip": "60605"}}
MEHC 8-K on Fourth Quarter Earnings Release
===================================================================================================================

                                                   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): February 26, 2004

                                          MISSION ENERGY HOLDING COMPANY
                              (Exact name of registrant as specified in its charter)

                  DELAWARE                            333-68632                             95-4867576
       (State or other jurisdiction of            (Commission file                       (I.R.S. employer
       incorporation or organization)                  number)                          identification no.)

                                         2600 Michelson Drive, Suite 1700
                                             Irvine, California 92612
                           (Address of principal executive offices, including zip code)

                                                   949-852-3576
                               (Registrant's telephone number, including area code)

===================================================================================================================
Items 1 through 11 are not included because they are inapplicable.

         This current report includes forward-looking statements. Mission Energy Holding Company has based these
forward-looking statements on its current expectations and projections about future events based upon knowledge
of facts as of the date of this current report and its assumptions about future events. These forward-looking
statements are subject to various risks and uncertainties that may be outside Mission Energy Holding Company's
control. Mission Energy Holding Company has no obligation to publicly update or revise any forward-looking
statements, whether as a result of new information, future events or otherwise. This current report should be
read in conjunction with Mission Energy Holding Company's 2002 Annual Report on Form 10-K and Quarterly Reports
on Form 10-Q for the first three quarters of 2003. Capitalized terms used in this current report which are not
specifically defined have the meanings set forth in the other reports.

Item 12.  Results of Operations and Financial Condition

         On February 26, 2004, Edison International, the ultimate parent company of Mission Energy Holding
Company, issued press releases that included information about Mission Energy Holding Company's (parent company
only) and Edison Mission Energy's (consolidated) financial results for the fourth quarter of 2003.  Copies of the
press releases are attached as Exhibits 99.1 and 99.2. The information furnished in this Item 12, Exhibit 99.1
and Exhibit 99.2 shall not be deemed to be "filed" for purposes of the Securities Exchange Act of 1934, nor shall
it be deemed incorporated by reference in any filing under the Securities Act of 1933.

Page 2

                                                         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 thereunto duly authorized.

                                           Mission Energy Holding Company
                                                    (Registrant)

Date:                 February 26, 2004                                     /s/ Kevin M. Smith
            --------------------------------------    ----------------------------------------------------------------
                                                                              KEVIN M. SMITH
                                                             Senior Vice President and Chief Financial Officer