<SEC-DOCUMENT>0001237769-16-000050.txt : 20160822
<SEC-HEADER>0001237769-16-000050.hdr.sgml : 20160822
<ACCEPTANCE-DATETIME>20160822154826
ACCESSION NUMBER:		0001237769-16-000050
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160818
FILED AS OF DATE:		20160822
DATE AS OF CHANGE:		20160822

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PLAINS ALL AMERICAN PIPELINE LP
		CENTRAL INDEX KEY:			0001070423
		STANDARD INDUSTRIAL CLASSIFICATION:	PIPE LINES (NO NATURAL GAS) [4610]
		IRS NUMBER:				760582150
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		333 CLAY STREET
		STREET 2:		SUITE 1600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
		BUSINESS PHONE:		7136544100

	MAIL ADDRESS:	
		STREET 1:		333 CLAY STREET
		STREET 2:		SUITE 1600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DUCKETT W DAVID
		CENTRAL INDEX KEY:			0001239542

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14569
		FILM NUMBER:		161845255

	MAIL ADDRESS:	
		STREET 1:		SUITE 1400, 607 EIGHTH AVENUE S.W.
		CITY:			CALGARY
		STATE:			A0
		ZIP:			T2P 0A7
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-08-18</periodOfReport>

    <issuer>
        <issuerCik>0001070423</issuerCik>
        <issuerName>PLAINS ALL AMERICAN PIPELINE LP</issuerName>
        <issuerTradingSymbol>PAA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001239542</rptOwnerCik>
            <rptOwnerName>DUCKETT W DAVID</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>SUITE 1400, 607 EIGHTH AVENUE S.W.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CALGARY</rptOwnerCity>
            <rptOwnerState>A0</rptOwnerState>
            <rptOwnerZipCode>T2P 0A7</rptOwnerZipCode>
            <rptOwnerStateDescription>ALBERTA, CANADA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CEO of subsidiary - PMC</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Units</value>
            </securityTitle>
            <transactionDate>
                <value>2016-08-18</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>17333</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>29.7585</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price in column 4 is a weighted average price.  The units were sold in multiple transactions at prices ranging from $29.75 to $29.78.  Reporting Person undertakes to provide to the SEC staff, the Issuer or any unitholder of the Issuer, upon request, full information regarding the number of units sold at each separate price.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ W. David Duckett</signatureName>
        <signatureDate>2016-08-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
