CERTIFICATE OF FORMATION

                                       OF

                             SALTON SEA ROYALTY LLC


         This Certificate of Formation of Salton Sea Royalty LLC (the "LLC"),
dated as of February 19, 1999, is being duly executed and filed by an authorized
person to form a limited liability company under the Delaware Limited Liability
Company Act (6 Del. C. Section 18-101, et seq.).

         FIRST. The name of the limited liability company formed hereby is
Salton Sea Royalty LLC.

         SECOND. The address of the registered office of the LLC in the State of
Delaware is c/o The Corporation Trust Company, Corporation Trust Center, 1209
Orange Street, Wilmington, Delaware 19801.

         THIRD. The name and address of the registered agent for service of
process on the LLC in the State of Delaware are The Corporation Trust Company,
Corporation Trust Center, 1209 Orange Street, Wilmington, Delaware 19801.

         IN WITNESS WHEREOF, the undersigned has executed this Certificate of
Formation as of the date first above written.


                                            By: /s/  Douglas L. Anderson
                                               --------------------------------
                                            Name:  Douglas L. Anderson
                                            Title: Assistant Secretary