UNITED STATES OF AMERICA
SECURITIES AND EXCHANGE COMMISSION
Washington, DC

Public Utility Holding Company Act of 1935
File No. 70-07018

In the Matter of
CONESVILLE COAL PREPARATION COMPANY
Canton, Ohio

THIS IS TO CERTIFY THAT CONESVILLE COAL PREPARATION COMPANY, in accordance with the terms and conditions of, and for the purposes represented by, the application or declaration herein, the order of the Securities and Exchange Commission with respect thereto, dated October 29, 1984, provides on Exhibits 1 through 5 the following information for the period April 1, 2004 through June 30, 2004:

a) corporate statements of income by month;
b) corporate balance sheets by month;
c) statements of quantities of coal processed and customer billings for coal washing services by month;
d) summary of expenses related to the operations of the coal washing facilities by month, and;
e) the price per ton of coal deliveries by month.

Certificate of Notification is filed pursuant to the Commission’s Order in this proceeding for the period of April 1 to June 30, 2004.

CONESVILLE COAL PREPARATION COMPANY

By: /s/ Joseph M. Buonaiuto

Joseph M. Buonaiuto
Controller and Chief Accounting Officer
Conesville Coal Preparation Company

FILE NO.
070-07018

CONESVILLE COAL PREPARATION COMPANY
QUARTERLY REPORT PER REQUIREMENTS
OF HOLDING COMPANY ACT RELEASE NO. 23463
BY MONTH, FOR THE QUARTER ENDED JUNE 30, 2004
CONTENTS
	Exhibit
Statements of Income	1
Balance Sheets	2
Statements of Quantities of Coal Processed and
Customer Billings for Coal Washing Services	3
Statements of Cost of Operation	4
Price Per Ton of Coal Deliveries	5

Exhibit 1

CONESVILLE COAL PREPARATION COMPANY
STATEMENTS OF INCOME
BY MONTH, FOR THE QUARTER ENDED JUNE 30, 2004
(UNAUDITED)
	Month Ended				Three Months Ended
	April 30, 2004	May 31, 2004	June 30, 2004		June 30, 2004
	(in thousands)
OPERATING REVENUES - Services to Parent	$691	$633	$914		$2,238
COST OF OPERATION	683	612	931		2,226
OPERATING INCOME (LOSS)	8	21	(17	)	12
NONOPERATING INCOME	2	1	2		5
INCOME (LOSS) BEFORE FEDERAL INCOME TAXES AND INTEREST CHARGES	10	22	(15	)	17
INTEREST CHARGES	-	12	-		12
FEDERAL INCOME TAX EXPENSE (CREDIT)	4	4	(21	)	(13	)
NET INCOME	$6	$6	$6		$18

The common stock of the Company is wholly-owned by Columbus Southern Power Company.

Exhibit 2

CONESVILLE COAL PREPARATION COMPANY
BALANCE SHEETS
BY MONTH-END, FOR THE QUARTER ENDED JUNE 30, 2004
(UNAUDITED)
	April 30, 2004		May 31, 2004		June 30, 2004
	(in thousands)
ASSETS
MINING PLANT
Mining Plant in Service	$1,760		$1,765		$1,764
Accumulated Amortization	1,461		1,469		1,477
NET MINING PLANT	299		296		287
OTHER PROPERTY AND INVESTMENTS	73		68		63
CURRENT ASSETS
Cash and Cash Equivalents	2		2		2
Accounts Receivable - General	20		19		12
Accounts Receivable - Affiliated Companies	691		633		914
Advances to Affiliates	1,887		1,880		1,632
Materials and Supplies	1,337		1,343		1,350
Other	28		29		29
TOTAL CURRENT ASSETS	3,965		3,906		3,939
DEFERRED INCOME TAXES	1,678		1,704		1,724
DEFERRED CHARGES	28		133		14
TOTAL	$6,043		$6,107		$6,027
CAPITALIZATION AND LIABILITIES
SHAREOWNER'S EQUITY
Common Stock - Par Value $1,000:
Authorized - 500 Shares;Outstanding - 100 Shares	$100		$100		$100
Accumulated Other Comprehensive Loss	(66	)	(66	)	(66	)
Paid-in Capital	400		400		400
Retained Earnings	1,263		1,269		1,275
TOTAL SHAREHOLDER'S EQUITY	1,697		1,703		1,709
OTHER NONCURRENT LIABILITIES	3,261		3,340		3,371
CURRENT LIABILITIES
Accounts Payable - General	179		317		175
Accounts Payable - Affiliated Companies	61		62		44
Taxes Accrued	114		163		164
Other	492		522		472
TOTAL CURRENT LIABILITIES	846		1,064		855
OTHER DEFERRED CREDITS	239		-		92
TOTAL	$6,043		$6,107		$6,027

Exhibit 3

CONESVILLE COAL PREPARATION COMPANY
STATEMENTS OF QUANTITIES OF COAL PROCESSED AND
CUSTOMER BILLINGS FOR COAL WASHING SERVICES
BY MONTH, FOR THE QUARTER ENDED JUNE 30, 2004
Services Rendered to Columbus Southern Power Company's Conesville Plant*	Raw Coal Input	Rejects	Clean Coal Output	Average Unit Price	Amount
(Month/Year)	(tons)	(tons)	(tons)	(per ton)	(000)
April 2004	154,827	22,291	132,536	$5.21	$691
May 2004	137,560	17,810	119,750	$5.28	$633
June 2004	206,076	26,291	179,785	$5.09	$914

*Jointly owned by Cincinnati Gas & Electric Company, Dayton Power & Light Company and Columbus Southern Power Company, the parent of Conesville Coal Preparation Company

Exhibit 4

CONESVILLE COAL PREPARATION COMPANY
STATEMENTS OF COST OF OPERATION
BY MONTH, FOR THE QUARTER ENDED JUNE 30, 2004
	April 2004		May 2004		June 2004		Three Months Ended June 30,  2004
	(in thousands)
Labor-UMW*	$214		$196		$212		$622
Benefits-UMW*	20		130		104		254
Operating Materials	66		55		23		144
Maintenance - Materials and Services	91		111		76		278
Electricity	44		35		47		126
Other Billed Services	19		174		29		222
Taxes Other Than Income Tax	20		16		15		51
Rentals	204		207		223		634
Depreciation	8		8		8		24
Cleaning Cost Normalization**	(112	)	(342	)	196		(258	)
Other	109		22		(2	)	129
Total	$683		$612		$931		$2,226

* United Mine Workers of America.

** Represents the deferral/accrual required to establish revenue based on forecasted results for the remainder of the year. The amount of cleaning cost normalization is established on an “overall” company basis (i.e., not itemized) and is eliminated by year-end.

Exhibit 5

COLUMBUS SOUTHERN POWER COMPANY
PRICE PER TON OF COAL DELIVERIES
BY MONTH, FOR THE QUARTER ENDED JUNE 30, 2004
	April 2004		May 2004		June 2004
Clean Coal Deliveries from Conesville Coal
Preparation Plant (a)	36.80	*	34.53	*	33.16	*

(a) Coal cleaned by Conesville Coal Preparation Plant and delivered to Columbus Southern Power’s Conesville Generating Plant. These deliveries of clean coal will normally consist of coal cleaned from beginning inventory as well as current month deliveries.

* Average price per ton.