FORM 8-K

                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549


                                 CURRENT REPORT

                         Pursuant to Section 13 or 15(d)
                     of the Securities Exchange Act of 1934

         Date of Report (Date of earliest event reported): June 6, 2002


                        AMEREN ENERGY GENERATING COMPANY
             (Exact name of registrant as specified in its charter)



            Illinois                      333-56594             37-1395586
    (State or other jurisdiction         (Commission         (I.R.S. Employer
       of incorporation)                 File Number)        Identification No.)


                              1901 Chouteau Avenue,
                            St. Louis, Missouri 63103
                    (Address of principal executive offices,
                               including Zip Code)


                                  314-554-3922
              (Registrant's telephone number, including area code)

<PAGE>

Item 5.   Other Events and Regulation FD Disclosure.

Recent Developments.

     Private Placement of Securities.  On June 6, 2002,  AmerenEnergy Generating
Company (the "Company") announced that it completed the issuance of $275 million
of 7.95% senior  unsecured notes due June 1, 2032 in a private  placement exempt
from the  registration  requirements of the Securities Act of 1933.  Pursuant to
Rule 135c of the  Securities  Act of 1933,  the Company is filing  herewith  the
press release issued June 6, 2002 as Exhibit 99.1 hereto.

     The notes were sold only to  "qualified  institutional  buyers"  under Rule
144A under the  Securities  Act of 1933,  "institutional  accredited  investors"
under  Rule  501(a)(1),  (2),  (3) or (7)  under the  Securities  Act of 1933 or
non-U.S.   persons  in  offshore  transactions  under  Regulation  S  under  the
Securities Act of 1933.

     The notes  have not been  registered  under the  Securities  Act of 1933 or
under  applicable  state  securities laws, and may not be offered or sold in the
United States absent  registration or an applicable  exemption from registration
requirements.   This  report  shall  not  constitute  an  offer  to  sell  or  a
solicitation of an offer to buy securities.


Item 7.   Financial Statements, Pro Forma Financial Information and Exhibits.


      (c)  Exhibits                          Description
           --------                          -----------

            99.1                     Press release dated June 6, 2002 related to
                                     the private placement of debt securities.




<PAGE>


                                    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.


                                    AMEREN ENERGY GENERATING COMPANY
                                    (Registrant)


                                    By      /s/ Martin J. Lyons
                                      --------------------------------------
                                    Name:   Martin J. Lyons
                                    Title:  Controller
                                            (Principal Accounting Officer)





June 6, 2002


<PAGE>


         Exhibit Number                    Description
         --------------                    -----------

             99.1                   Press release dated June 6, 2002 related
                                    to the private placement of debt securities.




<PAGE>

                                                                   Exhibit 99.1

            AMERENENERGY GENERATING COMPLETES PRIVATE DEBT PLACEMENT

     St. Louis, Mo., June 6, 2002 -- AmerenEnergy  Generating  Company, a wholly
owned  subsidiary of Ameren  Corporation  (NYSE:  AEE),  announced today that it
completed the issuance of $275 million of 7.95% senior  unsecured notes due June
1, 2032 in a private placement exempt from the registration  requirements of the
Securities Act of 1933.  AmerenEnergy Generating intends to use the net offering
proceeds  of  approximately   $272  million  to  repay  outstanding   short-term
intercompany debt and for other corporate purposes.

     The notes were sold only to  "qualified  institutional  buyers"  under Rule
144A under the  Securities  Act of 1933,  "institutional  accredited  investors"
under Rule  501(a)(1),  (2),  (3) or (7) under the  Securities  Act of 1933,  or
non-U.S.   persons  in  offshore  transactions  under  Regulation  S  under  the
Securities Act of 1933.

     The notes  have not been  registered  under the  Securities  Act of 1933 or
under  applicable  state  securities laws, and may not be offered or sold in the
United States absent  registration or an applicable  exemption from registration
requirements.  This press release  shall not  constitute an offer to sell or the
solicitation  of an offer to buy nor shall there be any sale of the notes in any
state in which  such  offer,  solicitation  or sale would be  unlawful  prior to
registration or qualification  under the securities laws of any such state. This
press release is issued pursuant to Rule 135c under the Securities Act of 1933.

     AmerenEnergy Generating is the non-regulated electric generating subsidiary
of Ameren Corporation. With assets of $10 billion, Ameren Corporation serves 1.5
million   electric   customers   and  300,000   natural  gas   customers   in  a
44,500-square-mile area of Missouri and Illinois.
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FORM 8-K

                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                 CURRENT REPORT

                         Pursuant to Section 13 or 15(d)
                     of the Securities Exchange Act of 1934

         Date of Report (Date of earliest event reported): June 6, 2002

                        AMEREN ENERGY GENERATING COMPANY
             (Exact name of registrant as specified in its charter)

            Illinois                      333-56594             37-1395586
    (State or other jurisdiction         (Commission         (I.R.S. Employer
       of incorporation)                 File Number)        Identification No.)

                              1901 Chouteau Avenue,
                            St. Louis, Missouri 63103
                    (Address of principal executive offices,
                               including Zip Code)

                                  314-554-3922
              (Registrant's telephone number, including area code)
Item 5.   Other Events and Regulation FD Disclosure.

Recent Developments.

     Private Placement of Securities.  On June 6, 2002,  AmerenEnergy Generating
Company (the "Company") announced that it completed the issuance of $275 million
of 7.95% senior  unsecured notes due June 1, 2032 in a private  placement exempt
from the  registration  requirements of the Securities Act of 1933.  Pursuant to
Rule 135c of the  Securities  Act of 1933,  the Company is filing  herewith  the
press release issued June 6, 2002 as Exhibit 99.1 hereto.

     The notes were sold only to  "qualified  institutional  buyers"  under Rule
144A under the  Securities  Act of 1933,  "institutional  accredited  investors"
under  Rule  501(a)(1),  (2),  (3) or (7)  under the  Securities  Act of 1933 or
non-U.S.   persons  in  offshore  transactions  under  Regulation  S  under  the
Securities Act of 1933.

     The notes  have not been  registered  under the  Securities  Act of 1933 or
under  applicable  state  securities laws, and may not be offered or sold in the
United States absent  registration or an applicable  exemption from registration
requirements.   This  report  shall  not  constitute  an  offer  to  sell  or  a
solicitation of an offer to buy securities.

Item 7.   Financial Statements, Pro Forma Financial Information and Exhibits.

      (c)  Exhibits                          Description
           --------                          -----------

            99.1                     Press release dated June 6, 2002 related to
                                     the private placement of debt securities.
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.

                                    AMEREN ENERGY GENERATING COMPANY
                                    (Registrant)

                                    By      /s/ Martin J. Lyons
                                      --------------------------------------
                                    Name:   Martin J. Lyons
                                    Title:  Controller
                                            (Principal Accounting Officer)

June 6, 2002
Exhibit Number                    Description
         --------------                    -----------

             99.1                   Press release dated June 6, 2002 related
                                    to the private placement of debt securities.
Exhibit 99.1

            AMERENENERGY GENERATING COMPLETES PRIVATE DEBT PLACEMENT

     St. Louis, Mo., June 6, 2002 -- AmerenEnergy  Generating  Company, a wholly
owned  subsidiary of Ameren  Corporation  (NYSE:  AEE),  announced today that it
completed the issuance of $275 million of 7.95% senior  unsecured notes due June
1, 2032 in a private placement exempt from the registration  requirements of the
Securities Act of 1933.  AmerenEnergy Generating intends to use the net offering
proceeds  of  approximately   $272  million  to  repay  outstanding   short-term
intercompany debt and for other corporate purposes.

     The notes were sold only to  "qualified  institutional  buyers"  under Rule
144A under the  Securities  Act of 1933,  "institutional  accredited  investors"
under Rule  501(a)(1),  (2),  (3) or (7) under the  Securities  Act of 1933,  or
non-U.S.   persons  in  offshore  transactions  under  Regulation  S  under  the
Securities Act of 1933.

     The notes  have not been  registered  under the  Securities  Act of 1933 or
under  applicable  state  securities laws, and may not be offered or sold in the
United States absent  registration or an applicable  exemption from registration
requirements.  This press release  shall not  constitute an offer to sell or the
solicitation  of an offer to buy nor shall there be any sale of the notes in any
state in which  such  offer,  solicitation  or sale would be  unlawful  prior to
registration or qualification  under the securities laws of any such state. This
press release is issued pursuant to Rule 135c under the Securities Act of 1933.

     AmerenEnergy Generating is the non-regulated electric generating subsidiary
of Ameren Corporation. With assets of $10 billion, Ameren Corporation serves 1.5
million   electric   customers   and  300,000   natural  gas   customers   in  a
44,500-square-mile area of Missouri and Illinois.