THE INVESTMENT IN EASTW

No. EGCO 310/160 Date : April 2, 2001 Attn : President of the Stock Exchange of Thailand Subject: The investment in Eastern Water Resources Development and Management Public Company Limited Pursuant to Section 246 of the Securities and Exchange Act B.E. 2535 and Regulation of the Stock Exchange of Thailand Re: Rules, Conditions and Procedures Governing the Disclosure of Information or any Act of a Listed Company, Electricity Generating Public Company Limited (EGCOMP) would like to inform that EGCOMP gradually purchased until reaching 20,000,000 shares or 20% of Eastern Water Resources Development and Management Public Company Limited (EASTW) in the Stock Exchange of Thailand at the average price per share of Baht 27.87 on March 30, 2001. EASTW's book value per share as of December 31, 2000 is Baht 29.39. Yours sincerely, Machima Kunjara Na Ayudhya Acting for Managing Director