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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 DPL7mWFsvwJFL7xVVNwM0A==

<SEC-DOCUMENT>0001209191-10-054772.txt : 20101112
<SEC-HEADER>0001209191-10-054772.hdr.sgml : 20101111
<ACCEPTANCE-DATETIME>20101112175219
ACCESSION NUMBER:		0001209191-10-054772
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100720
FILED AS OF DATE:		20101112
DATE AS OF CHANGE:		20101112

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BUCKS THOMAS
		CENTRAL INDEX KEY:			0001229988

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06732
		FILM NUMBER:		101188317

	MAIL ADDRESS:	
		STREET 1:		C/O CENTENNIAL COMMUNICATIONS CORP
		STREET 2:		3349 RTE 138
		CITY:			WALL
		STATE:			NJ
		ZIP:			07719

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COVANTA HOLDING CORP
		CENTRAL INDEX KEY:			0000225648
		STANDARD INDUSTRIAL CLASSIFICATION:	COGENERATION SERVICES & SMALL POWER PRODUCERS [4991]
		IRS NUMBER:				956021257
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		40 LANE ROAD
		CITY:			FAIRFIELD
		STATE:			NJ
		ZIP:			07004
		BUSINESS PHONE:		973-882-9000

	MAIL ADDRESS:	
		STREET 1:		40 LANE ROAD
		CITY:			FAIRFIELD
		STATE:			NJ
		ZIP:			07004

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DANIELSON HOLDING CORP
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MISSION INSURANCE GROUP INC
		DATE OF NAME CHANGE:	19900826

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MISSION EQUITIES CORP
		DATE OF NAME CHANGE:	19770921
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c07280_4x0.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-07-20</periodOfReport>

    <issuer>
        <issuerCik>0000225648</issuerCik>
        <issuerName>COVANTA HOLDING CORP</issuerName>
        <issuerTradingSymbol>CVA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001229988</rptOwnerCik>
            <rptOwnerName>BUCKS THOMAS</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>40 LANE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>FAIRFIELD</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07004</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP and Chief Acctg Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $.10 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2010-07-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1918</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>15.43</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>35032</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">On July 20, 2010, the Issuer paid a special dividend of $1.50 per share on its outstanding common stock.  Under the terms of the Issuer's Equity Award Plan for Employees and Officers (the &quot;Plan&quot;), any cash dividend otherwise payable on unvested restricted common stock granted under the Plan is automatically reinvested on behalf of any holder of the restricted common stock in additional shares of restricted common stock of the Issuer.  The shares in this column represent such additional shares of restricted common stock reinvested on behalf of the Reporting Person.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Thomas Bucks</signatureName>
        <signatureDate>2010-11-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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