-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 FNfOO7f7Hqvx7K6CrAJpD1i9uQh3hPtJI+YxAvFSRUb5Ohbzx2+o+KVXRTqrRqK5
 4FgJiJMxF6b+9VEQJU3Cgg==

<SEC-DOCUMENT>0001209191-08-030169.txt : 20080514
<SEC-HEADER>0001209191-08-030169.hdr.sgml : 20080514
<ACCEPTANCE-DATETIME>20080514211029
ACCESSION NUMBER:		0001209191-08-030169
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080514
FILED AS OF DATE:		20080514
DATE AS OF CHANGE:		20080514

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Western Gas Partners LP
		CENTRAL INDEX KEY:			0001414475
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				261075808
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1201 LAKE ROBBINS DRIVE
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380
		BUSINESS PHONE:		832-636-1000

	MAIL ADDRESS:	
		STREET 1:		1201 LAKE ROBBINS DRIVE
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Western Gas Partners
		DATE OF NAME CHANGE:	20071009

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WGR Holdings LLC
		CENTRAL INDEX KEY:			0001423902
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34046
		FILM NUMBER:		08833806

	BUSINESS ADDRESS:	
		STREET 1:		1201 LAKE ROBBINS DRIVE
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380-7046
		BUSINESS PHONE:		832-636-1000

	MAIL ADDRESS:	
		STREET 1:		1201 LAKE ROBBINS DRIVE
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380-7046

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ANADARKO PETROLEUM CORP
		CENTRAL INDEX KEY:			0000773910
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34046
		FILM NUMBER:		08833807

	BUSINESS ADDRESS:	
		STREET 1:		1201 LAKE ROBBINS DRIVE
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380-1046
		BUSINESS PHONE:		8326367520

	MAIL ADDRESS:	
		STREET 1:		1201 LAKE ROBBINS DR.
		CITY:			THE WOODLANDS
		STATE:			TX
		ZIP:			77380

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WESTERN GAS RESOURCES INC
		CENTRAL INDEX KEY:			0000856716
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS DISTRIBUTION [4924]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34046
		FILM NUMBER:		08833808

	BUSINESS ADDRESS:	
		STREET 1:		1099 18TH STREET, SUITE 1200
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202-1955
		BUSINESS PHONE:		303 452 5603

	MAIL ADDRESS:	
		STREET 1:		1099 18TH STREET, SUITE 1200
		CITY:			DENVER
		STATE:			CO
		ZIP:			80202-1955
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>boh56656_boh2apc.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-05-14</periodOfReport>

    <issuer>
        <issuerCik>0001414475</issuerCik>
        <issuerName>Western Gas Partners LP</issuerName>
        <issuerTradingSymbol>WES</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000773910</rptOwnerCik>
            <rptOwnerName>ANADARKO PETROLEUM CORP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1201 LAKE ROBBINS DR.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>THE WOODLANDS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77380</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000856716</rptOwnerCik>
            <rptOwnerName>WESTERN GAS RESOURCES INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1201 LAKE ROBBINS DR.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>THE WOODLANDS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77380</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001423902</rptOwnerCik>
            <rptOwnerName>WGR Holdings LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1201 LAKE ROBBINS DR.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>THE WOODLANDS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77380</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Units representing limited partner interests</value>
            </securityTitle>
            <transactionDate>
                <value>2008-05-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4973806</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>16.50</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4973806</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnotes (1), (2) and (3)</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Subordinated Units representing limited partner interests</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2008-05-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>26536306</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>16.50</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F4"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Units representing limited partnership interests</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>26536306</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>26536306</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnotes (1), (2) and (3)</value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">As of May 14, 2008, (i) WGR Holdings, LLC (&quot;WGR Holdings&quot;) owns all of the membership interests in the General Partner, (ii) Western Gas Resources, Inc. (&quot;WGR&quot;) owns all of the membership interests of WGR Holdings and (iii) Anadarko Petroleum Corp (&quot;Anadarko&quot;) owns all of the issued and outstanding shares of common stock of WGR.  Accordingly, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGR Holdings.</footnote>
        <footnote id="F2">In connection with the closing of the initial public offering of the Issuer (the &quot;Offering&quot;) and in exchange for certain assets to the Issuer by affiliates of Anadarko, WGR Holdings received 4,973,806 Common Units and 26,536,306 Subordinated Units, representing a 61.4% limited partner interest, and the General Partner received 1,083,115 general parnter units, representing a 2.0% general partner interest.</footnote>
        <footnote id="F3">In connection with the Offering, the Issuer granted the underwriters a 30-day option to purchase up to an additional 2,812,500 Common Units, which will be issued to such underwriters upon an exercise of such option, if any.  Upon the earlier to occur of the expiration of the over-allotment option period or the exercise in full of the over-allotment option, WGR Holdings will be issued a number of additional Common Units equal to the excess, if any, of (x) 2,812,500 over (y) the aggregate number of Common Units, if any, actually purchased by the underwriters pursuant to the exercise of the over-allotment option.</footnote>
        <footnote id="F4">Each Subordinated Unit will convert into one Common Unit at the end of the subordination period, which will end on the first business day after the Issuer has earned and paid at least (i) $1.20 on each outstanding Common and Subordinated Unit and the corresponding distribution on the General Partner's 2.0% interest for each of three consecutive, non-overlapping four quarter periods ending on or after June 30, 2011 or (ii) $0.45 per quarter on each outstanding Common and Subordinated Unit and the corresponding distributions on the General Partner's 2.0% interest for each of four consecutive quarters.  The Subordinated Units have no expiration date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ David L. Siddall, Assistant Secretary of Anadarko Petroleum Corporation</signatureName>
        <signatureDate>2008-05-14</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ David L. Siddall, Assistant Secretary of Western Gas Resources, Inc.</signatureName>
        <signatureDate>2008-05-14</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ David L. Siddall, Assistant Secretary of WGR Holdings, LLC</signatureName>
        <signatureDate>2008-05-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----