Filed Pursuant to Rule 424(b)(3)
                                            Registration Statement No. 333-66078

         PROSPECTUS SUPPLEMENT TO THE PROSPECTUS DATED NOVEMBER 2, 2001
                                       OF

                              CALPINE CORPORATION
                                  RELATING TO
                      RESALES BY SELLING SECURITY HOLDERS
                                       OF

             ZERO-COUPON CONVERTIBLE DEBENTURES DUE APRIL 30, 2021

     The Prospectus dated November 2, 2001, as supplemented hereto (the
"Prospectus"), relating to resales by selling security holders of Calpine
Corporation's Zero-Coupon Convertible Debentures Due April 30, 2021 is hereby
supplemented by changing each of the entries under the columns "Aggregate
Principal Amount of Debentures Owned Prior to the Offering" and "Aggregate
Principal Amount of Debentures Being Offered" with respect to the selling
security holders identified below as set forth hereunder.



                                                                                        NEW AGGREGATE
                                                  NEW AGGREGATE                        PRINCIPAL AMOUNT
                                                 PRINCIPAL AMOUNT    NEW AGGREGATE      OF DEBENTURES
                                                  OF DEBENTURES     PRINCIPAL AMOUNT     BENEFICIALLY
                                                  OWNED PRIOR TO     OF DEBENTURES       OWNED AFTER
SELLING HOLDER                                     THE OFFERING      BEING OFFERED       THE OFFERING
--------------                                   ----------------   ----------------   ----------------
                                                                              
Canyon Capital Arbitrage Master Fund, Ltd. ....    $17,875,000        $17,875,000             $0
Canyon Mac 18 Ltd. (RMF).......................      8,550,000          8,550,000              0
Canyon Value Realization Fund, L.P. ...........     19,900,000         19,900,000              0
Canyon Value Realization Fund (Cayman),
  Ltd. ........................................     36,450,000         36,450,000              0
UBS AG London Branch...........................     58,036,000         58,036,000              0


                            ------------------------

                   Prospectus Supplement dated March 8, 2002