-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 b19Px++exBAtJRC8Jb5JsQ==

<SEC-DOCUMENT>0001196213-03-000001.txt : 20030630
<SEC-HEADER>0001196213-03-000001.hdr.sgml : 20030630
<ACCEPTANCE-DATETIME>20030630172501
ACCESSION NUMBER:		0001196213-03-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030630
FILED AS OF DATE:		20030630

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MERELLI F H
		CENTRAL INDEX KEY:			0001196213

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-04300
		FILM NUMBER:		03765570

	MAIL ADDRESS:	
		STREET 1:		C/O CIMARAX ENERGY CO
		STREET 2:		707 17TH ST STE 3300
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			APACHE CORP
		CENTRAL INDEX KEY:			0000006769
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				410747868
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2000 POST OAK BLVD
		STREET 2:		ONE POST OAK CENTER STE 100
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056-4400
		BUSINESS PHONE:		7132966000

	MAIL ADDRESS:	
		STREET 1:		2000 POST OAK BLVD
		STREET 2:		STE 100
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056-4400

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	APACHE OIL CORP
		DATE OF NAME CHANGE:	19660830
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>f4forfhm.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0101</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-06-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000006769</issuerCik>
        <issuerName>APACHE CORP</issuerName>
        <issuerTradingSymbol>APA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001196213</rptOwnerCik>
            <rptOwnerName>MERELLI F H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Director</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeSecurity>
        <securityTitle>
            <value>Phantom Stock Units</value>
            <footnoteId id="F1"/>
        </securityTitle>
        <conversionOrExercisePrice>
            <value>0.00</value>
            <footnoteId id="F1"/>
        </conversionOrExercisePrice>
        <transactionDate>
            <value>2003-06-30</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>5</transactionFormType>
            <transactionCode>A</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionAmounts>
            <transactionShares>
                <value>38.00</value>
            </transactionShares>
            <transactionValue>
                <value>64.98</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <exerciseDate>
            <value>1988-08-08</value>
            <footnoteId id="F2"/>
        </exerciseDate>
        <expirationDate>
            <value>1988-08-08</value>
            <footnoteId id="F2"/>
        </expirationDate>
        <underlyingSecurity>
            <underlyingSecurityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </underlyingSecurityTitle>
            <underlyingSecurityShares>
                <value>38.00</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>257.00</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </derivativeSecurity>

    <footnotes>
        <footnote id="F1">One share of Apache common stock for each phantom stock
unit.</footnote>
        <footnote id="F2">Exempt acquisition pursuant to Rule 16b-3(d) - accrued
under the deferred compensation provisions of Apache's
Non-Employee Directors' Compensation Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Cheri L. Peper, Attorney-in-Fact</signatureName>
        <signatureDate>2003-06-30</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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