-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 DWq1c8NVMB2rH2OXRfbtZj+pcEY+1b++qHmTcJ1pCMcMXj0+Xv7iAiTPhIAeAhNs
 Zjqois8svP+84LWvRU8jEw==

<SEC-DOCUMENT>0001181431-09-024921.txt : 20090514
<SEC-HEADER>0001181431-09-024921.hdr.sgml : 20090514
<ACCEPTANCE-DATETIME>20090514164256
ACCESSION NUMBER:		0001181431-09-024921
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090514
FILED AS OF DATE:		20090514
DATE AS OF CHANGE:		20090514

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Colgrove Thomas A
		CENTRAL INDEX KEY:			0001463274

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34146
		FILM NUMBER:		09827342

	MAIL ADDRESS:	
		STREET 1:		601 WEST RIVERSIDE
		STREET 2:		SUITE 1100
		CITY:			SPOKANE
		STATE:			WA
		ZIP:			99201

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Clearwater Paper Corp
		CENTRAL INDEX KEY:			0001441236
		STANDARD INDUSTRIAL CLASSIFICATION:	PAPERBOARD MILLS [2631]
		IRS NUMBER:				203594554
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		601 WEST 1ST AVE., SUITE 1600
		CITY:			SPOKANE
		STATE:			WA
		ZIP:			99201
		BUSINESS PHONE:		(509)835-1500

	MAIL ADDRESS:	
		STREET 1:		601 WEST 1ST AVE., SUITE 1600
		CITY:			SPOKANE
		STATE:			WA
		ZIP:			99201

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Potlatch Forest Products CORP
		DATE OF NAME CHANGE:	20080728
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>rrd242536.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0203</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2009-05-14</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001441236</issuerCik>
        <issuerName>Clearwater Paper Corp</issuerName>
        <issuerTradingSymbol>CLW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001463274</rptOwnerCik>
            <rptOwnerName>Colgrove Thomas A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>601 W. RIVERSIDE AVENUE, SUITE 1100</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SPOKANE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>99201</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP, Pulp and Paperboard</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>No securities are beneficially owned.</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/ Michael S. Gadd, Attorney-in Fact</signatureName>
        <signatureDate>2009-05-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----