November 23, 2001
Joseph H. Fagan
jfagan@hewm.com
(202) 912-2162
Main (202) 912-2000
Fax (202) 912-2020

13779-0063

Tim W. Muller
Williams Company
Williams Ctr. MD 41-3
Tulsa, OK  74172

Re:	San Diego Gas & Electric Company v. Sellers of Energy and Ancillary Service Into Markets Operated by the California Independent System Operator Corporation and the California Power Exchange, Docket Nos. EL00-95-045, et al.
Dear Mr. Muller:
Enclosed is the Third Set of Data Requests of the California Parties to Williams Energy Marketing & Trading Company (“Williams”).  The responses to the data requests should be forwarded to the undersigned within four (4) business days, or by the close of business on November 29, 2001, as established at the August 13, 2001 Prehearing Conference in this proceeding.
Please call me if you have any questions regarding the enclosed Data Requests.
Very truly yours,
Joseph H. Fagan
Enclosure

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