-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 ML8BqtyuVHNe/RZQOcBS8LYTZGCQKY8SgwTJ6gmN8RpMQSE+yaZ9fZkPlxVmH9mC
 5kSQ8U4jG2k7aTo8Wd7gxw==

<SEC-DOCUMENT>0000003673-07-000131.txt : 20070813
<SEC-HEADER>0000003673-07-000131.hdr.sgml : 20070813
<ACCEPTANCE-DATETIME>20070813162236
ACCESSION NUMBER:		0000003673-07-000131
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070809
FILED AS OF DATE:		20070813
DATE AS OF CHANGE:		20070813

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALLEGHENY ENERGY, INC
		CENTRAL INDEX KEY:			0000003673
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				135531602
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		800 CABIN HILL DRIVE
		CITY:			GREENSBURG
		STATE:			PA
		ZIP:			15601
		BUSINESS PHONE:		7248373000

	MAIL ADDRESS:	
		STREET 1:		800 CABIN HILL DRIVE
		CITY:			GREENSBURG
		STATE:			PA
		ZIP:			15601

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLEGHENY ENERGY INC
		DATE OF NAME CHANGE:	19970926

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLEGHENY POWER SYSTEM INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WEST PENN ELECTRIC CO
		DATE OF NAME CHANGE:	19660908

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Dudzinski Edward
		CENTRAL INDEX KEY:			0001300135

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-00267
		FILM NUMBER:		071049321

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		724-837-3000

	MAIL ADDRESS:	
		STREET 1:		C/O ALLEGHENY ENERGY, INC.
		STREET 2:		800 CABIN HILL DRIVE
		CITY:			GREENSBURG
		STATE:			PA
		ZIP:			15601
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>dudzinski_form4ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-08-09</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000003673</issuerCik>
        <issuerName>ALLEGHENY ENERGY, INC</issuerName>
        <issuerTradingSymbol>AYE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001300135</rptOwnerCik>
            <rptOwnerName>Dudzinski Edward</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ALLEGHENY ENERGY, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>800 CABIN HILL DRIVE</rptOwnerStreet2>
            <rptOwnerCity>GREENSBURG</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>15601</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $1.25 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2007-08-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>54.235</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11940</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $1.25 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2007-08-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1531</value>
                    <footnoteId id="F3"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>54.235</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10409</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $1.25 par value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2726.269</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>ESOSP</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F5"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2007-08-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F5"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F5"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10000</value>
                    <footnoteId id="F5"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares of the Issuer's Common Stock issued to Mr. Dudzinski in connection with the vesting of Stock Units.</footnote>
        <footnote id="F2">Calculated based on the average of the high and low sale prices for a share of the Issuer's Common Stock on the New York
 Stock Exchange on August 9, 2007.</footnote>
        <footnote id="F3">Shares of the Issuer's Common Stock withheld as payment for minimum required federal, state and local tax withholdings.</footnote>
        <footnote id="F4">Held through the Allegheny Energy, Inc. Employee Stock Ownership and Savings Plan.</footnote>
        <footnote id="F5">Mr. Dudzinski was granted 25,000 Stock Units on August 9, 2004.  One-fifth of the Stock Units vested on August 9, 2005 and
 was paid on September 15, 2005, one-fifth of the Stock Units vested and was paid on August 9, 2006 and one-fifth of the
 Stock Units vested and was paid on August 9, 2007.  The remaining 10,000 Stock Units will vest in equal installments on
 August 9, 2008 and August 9, 2009, provided that Mr. Dudzinski is an employee of the Issuer on the applicable vesting date.
 The Issuer will pay Mr. Dudzinski the full value of each vested Stock Unit in stock, subject to his election to defer
 payments, if any.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Amanda J. Skov, Attorney-in-Fact</signatureName>
        <signatureDate>2007-08-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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