SECURITIES AND EXCHANGE COMMISSION
Washington, D.C.  20549
In the Matter of
Cinergy Corp. et al.
File No.  70-9015
(Public Utility Holding Company
Act of 1935)                  CERTIFICATE 
                              OF
                              NOTIFICATION

     With reference to the transactions proposed in the
Application-Declaration on Form U-1, as amended (the "Application"), in the
above proceeding filed by Cinergy Corp. ("Cinergy") and certain of its
subsidiary companies - namely, Cinergy Services, Inc. ("Cinergy Services"),
Cinergy Investments, Inc. ("Cinergy Investments"), The Cincinnati Gas &
Electric Company ("CG&E"), PSI Energy, Inc. ("PSI"), The Union Light, Heat
and Power Company ("ULH&P"), Lawrenceburg Gas Company ("Lawrenceburg"), The
West Harrison Gas and Electric Company ("West Harrison"), Miami Power Corp.
("Miami"), Tri-State Improvement Company ("Tri-State") and KO Transmission
Company ("KO"; and, together with Cinergy and the aforementioned associate
companies, the "Applicants") - and the Commission's order dated May 30,
1997 with respect thereto (Rel. No. 35-26723), Cinergy Services, on behalf
of itself and the other Applicants, notifies the Commission that:
1.   The following lists the maximum principal amount of external short-    
   term borrowings - i.e., bank borrowings and/or commercial paper - at     
 any time outstanding during the calendar quarter ended March 31, 1998  
    ("First Quarter 1998") for the following companies:  (a) CG&E - $146.5
     million;  (b) PSI - $230 million;  (c) ULH&P - $0;  (d) Lawrenceburg -
     $0;  (e) West Harrison - $0;  (f) Miami - $0; (g) Tri-State - $0; (h)  
     KO - $0; and (i) Cinergy Services - $0.

2.  With respect to the operation of the Cinergy system money pool during
    the First Quarter 1998:  (a) the average annual interest rate
    applicable to borrowings by participating companies was 5.74%; (b) the
    maximum principal amount of money pool borrowings incurred by the
    respective Applicants and outstanding at any time during the First
    Quarter 1998 was as follows:  (i) CG&E - $17.5 million, (ii) PSI -
    $101.3 million, (iii) ULH&P - $30.1 million, (iv) Lawrenceburg - $0.9
    million, (v) West Harrison - $10,000, (vi) Miami - $0, (vii) Tri-State
    - $0, (viii) KO - $0, and (ix) Cinergy Services - $52.7 million; and
    (c) the maximum principal amount of funds loaned through the money
    pool by the respective Applicants and outstanding at any time during
    the First Quarter 1998 was as follows:  (i) Cinergy - $14.8 million,
    (ii) CG&E - $133.4 million, (iii) PSI - $43 million, (iv) ULH&P - $0,
    (v) Lawrenceburg - $0, (vi) West Harrison - $0, (vii) Miami - $0,
    (viii) Tri-State - $0, (ix) KO - $0, and (x) Cinergy Services - $0.

3.  During the First Quarter 1998, Cinergy issued 9 guarantees totaling
    approximately $28.6 million.  Cinergy Investments issued no new
    guarantees during the quarter.  At the end of the First Quarter 1998,
    Cinergy and Cinergy Investments had guarantees outstanding totaling
    approximately $62.1 million and $10 million, respectively.


                            S I G N A T U R E
    Pursuant to the requirements of the Public Utility Holding Company Act
of 1935, as amended, the undersigned company has duly caused this document
to be signed on its behalf by the undersigned thereunto duly authorized.
                                    
Date:       May 12, 1998
                                       CINERGY SERVICES, INC.
                                       By: /s/ William L. Sheafer           
                                     Vice President and Treasurer