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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 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): (October 11, 2006)

                            CRIMSON EXPLORATION INC.
               (Exact Name of Registrant as Specified in Charter)


           Delaware                      000-21604              20-3037840
(State or Other Jurisdiction of   (Commission File Number)    (IRS Employer
        Incorporation)                                       Identification No.)


          480 N. Sam Houston Parkway E., Suite 300, Houston Texas 77060
                    (Address of Principal Executive Offices)

                                 (281) 820-1919
              (Registrant's telephone number, including area code)

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Check the appropriate box below if the Form 8-K filing 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))


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Item 8.01         Other Events.

                  On October 11, 2006, Crimson Exploration Inc.(the "Company")
issued a press release regarding the Company's recent operational activities. A
copy of the press release is attached hereto as Exhibit 99.1 and is incorporated
herein by reference.

Item 9.01         Financial Statements and Exhibits.

(c)           Exhibits

     Exhibit Number                                 Description
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Exhibit 99.1                                Press Release dated October 11, 2006




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                                   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.

                                    CRIMSON EXPLORATION INC.

Date:    October 12, 2006           /s/ E. Joseph Grady
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                                    E. Joseph Grady
                                    Senior Vice President and Chief Financial
                                    Officer




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                                  Exhibit Index


     Exhibit Number                                 Description
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Exhibit 99.1                                Press Release dated October 11, 2006