<SUBMISSION>
<ACCESSION-NUMBER>0001437749-11-009234
<TYPE>4/A
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20111201
<FILING-DATE>20111202
<DATE-OF-FILING-DATE-CHANGE>20111202
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>St. Pierre Donald
<CIK>0001443700
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4/A
<ACT>34
<FILE-NUMBER>000-51403
<FILM-NUMBER>111241447
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>BLACKWATER MIDSTREAM CORP., 4006 HGWY 44
<STREET2>P.O.BOX D
<CITY>GARYVILLE
<STATE>LA
<ZIP>70051
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>Blackwater Midstream Corp.
<CIK>0001292518
<ASSIGNED-SIC>4220
<IRS-NUMBER>262590455
<FISCAL-YEAR-END>0331
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>660 LABAUVE DRIVE
<CITY>WESTWEGO
<STATE>LA
<ZIP>70094
<PHONE>504-340-3000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>660 LABAUVE DRIVE
<CITY>WESTWEGO
<STATE>LA
<ZIP>70094
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>Laycor Ventures Corp.
<DATE-CHANGED>20040602
</FORMER-COMPANY>
</ISSUER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>rdgdoc.xml
<DESCRIPTION>ST.PIERRE-43,465 SHARES
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0304</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2011-12-01</periodOfReport>

    <dateOfOriginalSubmission>2010-09-10</dateOfOriginalSubmission>

    <issuer>
        <issuerCik>0001292518</issuerCik>
        <issuerName>Blackwater Midstream Corp.</issuerName>
        <issuerTradingSymbol>BWMS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001443700</rptOwnerCik>
            <rptOwnerName>St. Pierre Donald</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>660 LABAUVE DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WESTWEGO</rptOwnerCity>
            <rptOwnerState>LA</rptOwnerState>
            <rptOwnerZipCode>70094</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2010-09-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>43465</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>43465</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These restricted shares of common stock vest on January 01, 2012, so long as the Reporting Person is an employee of the Issuer at that time.
Per Unanimous Consent Resolution of the Board of Directors on December 01, 2011 the vesting date for this grant was changed to January 01, 2015, provided the Reporting Person is an employee of the Issuer at that time.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Donald St.Pierre</signatureName>
        <signatureDate>2011-12-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
