### UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

### FORM 10-Q/A

(Mark One)

(X)     
QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT
OF 1934 For the quarterly period ended June 30, 2001

or

(
)      TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE
ACT OF 1934 For the transition period from ___________to__________

|Commission | Registrant, State of Incorporation, | I.R.S. Employer                                                                                                                                                                                                                         
|---------- | ----------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|          
|           | 1-11377                             | CINERGY CORP.                                                                                                                                                                                                                           
|           |                                     | (A Delaware Corporation)
                                               139 East Fourth Street
                                               Cincinnati, Ohio 45202
                                                   (513) 421-9500  
|           | 1-1232                              | THE CINCINNATI GAS & ELECTRIC COMPANY                                                                                                                                                                                                   
|           |                                     | (An Ohio Corporation)
                                               139 East Fourth Street
                                               Cincinnati, Ohio 45202
                                                   (513) 421-9500     
|           | 1-3543                              | PSI ENERGY, INC.                                                                                                                                                                                                                        
|           |                                     | (An Indiana Corporation)
                                                1000 East Main Street
                                              Plainfield, Indiana 46168
                                                   (513) 421-9500
|           | 2-7793                              | THE UNION LIGHT, HEAT AND POWER COMPANY                                                                                                                                                                                                 
|           |                                     | (A Kentucky Corporation)
                                               139 East Fourth Street
                                               Cincinnati, Ohio 45202
                                                   (513) 421-9500  

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Indicate by check mark
whether the registrants (1) have filed all reports required to be filed by
Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding
12 months (or for such shorter period that the registrants were required to file
such reports), and (2) have been subject to such filing requirements for the
past 90 days. 

Yes    X       No    __

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This combined Form 10-Q is separately filed by Cinergy Corp., The Cincinnati Gas & Electric
Company, PSI Energy, Inc., and The Union Light, Heat and Power Company.  Information contained
herein relating to any individual registrant is filed by such registrant on its own behalf.  Each
registrant makes no representation as to information relating to the other registrants.

The Union Light, Heat
and Power Company meets the conditions set forth in General Instruction
H(1)(a) and (b) of Form 10-Q and is therefore filing its company specific
information with the reduced disclosure format specified in General Instruction
H(2) of Form 10-Q.

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As of July 31, 2001, shares of Common Stock outstanding for each registrant were as listed:

|Registrant                              |  | Description                                    |  | Shares     
|--------------------------------------- |  | ---------------------------------------------- |  | -----------
|Cinergy Corp.                           |  | Par value $.01 per share                       |  | 159,094,704
|                                       
|The Cincinnati Gas & Electric Company   |  | Par value $8.50 per share                      |  | 89,663,086 
|                                       
|PSI Energy, Inc.                        |  | Without par value, stated value $.01 per share |  | 53,913,701 
|                                       
|The Union Light, Heat and Power Company |  | Par value $15.00 per share                     |  | 585,333    

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