September 11, 1998

The Honorable David P. Boergers
Secretary
Federal Energy Regulatory Commission
888 First Street, N.E.
Washington, D.C.  20426

Re:	Pacific Gas & Electric Company,  Docket No. ER97-2358-000

Dear Secretary Boergers:

	Enclosed for filing are an original and seven copies of the Prepared Direct Testimony and Exhibits of Stephen T. Greenleaf, submitted on behalf of the California Independent System Operator Corporation in the above-identified docket.  This matter is currently pending before Judge Bruce L. Birchman.

	Also enclosed is an extra copy of the filing.  Please stamp the additional filing with the date and time, and return it to the messenger.  Thank you for your assistance.  

					Respectfully submitted,

					Michael E. Ward
					Swidler Berlin Shereff Friedman, LLP
					3000 K Street, N.W.
					Washington D.C.  20007

					Counsel for the California
					Independent System Operator

Enclosures
cc:	The Honorable Bruce L. Birchman
	Restricted Service List

CERTIFICATE OF SERVICE

	I hereby certify that I have this day served the foregoing documents upon each person designated on the Restricted Service List compiled by the Presiding Judge in this proceeding.  

	Dated at Washington, D.C. on this 11th  day of September, 1998.

						_______________________
						Michael E. Ward
						Swidler Berlin Shereff Friedman, LLP
						3000 K Street, N.W.
						Washington, D.C.  20007

						Counsel for the California
						Independent System Operator

UNITED STATES OF AMERICA
BEFORE THE
FEDERAL ENERGY REGULATORY COMMISSION

Pacific Gas & Electric Company 		)	Docket No. ER97-2358-000

PREPARED DIRECT TESTIMONY
AND EXHIBITS
OF STEPHEN T. GREENLEAF

ON BEHALF OF THE
CALIFORNIA INDEPENDENT SYSTEM
OPERATOR CORPORATION

September 11, 1998