Exhibit (23)-1
                                         Unicom Corporation
                                         Form 10-Q  File No. 1-11375



                   CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS
                   -----------------------------------------



     As independent public accountants, we hereby consent to the incorporation
by reference of our report in this Form 10-Q for the quarterly period ended June
30, 1999, into Unicom Corporation's previously filed prospectuses dated March
18, 1994, constituting part of Form S-4 Registration Statement File No. 33-
52109, as amended (relating to Common Stock of Unicom Corporation), as further
amended by Post-Effective Amendment No. 1 on Form S-8 (relating to Commonwealth
Edison Company's Employee Savings and Investment Plan) and Post-Effective
Amendment No. 2 on Form S-8 (relating to Unicom Corporation's Employee Stock
Purchase Plan), Form S-8 Registration Statement File No. 33-56991 (relating to
Unicom Corporation's Long-Term Incentive Plan), Form S-4 Registration Statement
File No. 333-01003 (relating to Unicom Corporation's Common Stock), Form S-8
Registration Statement File No. 333-04749 (relating to Unicom Corporation's 1996
Directors' Fee Plan), Form S-8 Registration Statements File Nos. 333-10613 and
333-26779 (relating to Commonwealth Edison Company's Employee Savings and
Investment Plan) and Form S-8 Registration Statement File No. 333-39677
(relating to the Unicom Corporation's Management Deferred Compensation Plan).



                                    Arthur Andersen LLP


Chicago, Illinois
August 13, 1999