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Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of "large accelerated filer," "accelerated filer" and "smaller reporting company" in Rule 12b-2 of the Exchange Act.

          Energy East Corporation ("the Company") is filing this Post-Effective Amendment No. 1 to the registration statement on Form S-3, Registration No. 333-139535, dated December 20, 2006, (the "Registration Statement"), pertaining to the Company's registration of 3,000,000 shares of its common stock, par value $0.01 per share, which may be issued from time to time pursuant to the Company's Investor Services Program.

          On September 16, 2008, pursuant to an Agreement and Plan of Merger dated as of June 25, 2007, by and among the Company, Iberdrola, S.A. and Green Acquisition Capital, Inc., a wholly-owned subsidiary of Iberdrola, Green Acquisition Capital merged with and into the Company, with the Company being the surviving entity and becoming a wholly-owned subsidiary of Iberdrola. The Company intends to file a certification and notice of termination on Form 15 with respect to the Company's shares of common stock, par value $0.01 per share.

          Pursuant to the undertaking made by the Company in the Registration Statement to remove from registration by means of a post-effective amendment any of the securities being registered that remain unsold at the termination of the offering, the Company is filing this Post-Effective Amendment No. 1 to the Registration Statement to deregister all of the securities that remain unsold under the Registration Statement.

          Pursuant to the requirements of the Securities Act of 1933, as amended, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-3 and has duly caused this Post-Effective Amendment No. 1 to the Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized in the Town of New Gloucester, State of Maine, on September 17, 2008.