-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 KMWw3Sf9myn20OxpCgYq4MYRCaJbYteLKgXfXCpKEtMCrbVis/2mljN5QpkmYQIS
 ptlFGh6ViACJIpnmqzIZ0g==

<SEC-DOCUMENT>0001181431-06-018664.txt : 20060317
<SEC-HEADER>0001181431-06-018664.hdr.sgml : 20060317
<ACCEPTANCE-DATETIME>20060317125239
ACCESSION NUMBER:		0001181431-06-018664
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060315
FILED AS OF DATE:		20060317
DATE AS OF CHANGE:		20060317

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WASTE INDUSTRIES USA INC
		CENTRAL INDEX KEY:			0001125845
		STANDARD INDUSTRIAL CLASSIFICATION:	REFUSE SYSTEMS [4953]
		IRS NUMBER:				560954929
		STATE OF INCORPORATION:			NC
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3301 BENSON DR
		STREET 2:		STE 601
		CITY:			RALEIGH
		STATE:			NC
		ZIP:			27609
		BUSINESS PHONE:		9193254000

	MAIL ADDRESS:	
		STREET 1:		3301 BENSON DR
		STREET 2:		STE 601
		CITY:			RALEIGH
		STATE:			NC
		ZIP:			27609

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WASTE HOLDINGS INC
		DATE OF NAME CHANGE:	20001004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			POOLE SCOTT J
		CENTRAL INDEX KEY:			0001055818

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-31050
		FILM NUMBER:		06694856

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		9197820095

	MAIL ADDRESS:	
		STREET 1:		C/O WASTE INDUSTRIES INC
		STREET 2:		3949 BROWNING PLACE
		CITY:			RALEIGH
		STATE:			NC
		ZIP:			27609
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd111679.xml
<DESCRIPTION>FORM 4   3/06
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-03-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001125845</issuerCik>
        <issuerName>WASTE INDUSTRIES USA INC</issuerName>
        <issuerTradingSymbol>WWIN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001055818</rptOwnerCik>
            <rptOwnerName>POOLE SCOTT J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3301 BENSON DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 600</rptOwnerStreet2>
            <rptOwnerCity>RALEIGH</rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode>27609</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>400864</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Trust</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>400865</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Trust</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>940000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Trust</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-03-13</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>16.4477</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>778280</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3360</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Mother as UGMA custodian for children</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The Reporting Person, as a beneficiary of the trust holding these shares, has shared investment power with the trust's other beneficiary.</footnote>
        <footnote id="F2">The Reporting Person is co-trustee of the trust holding these shares.</footnote>
        <footnote id="F3">Such shares are held by the Lonnie C. Poole, Jr. Grantor Trust, of which Lonnie C. Poole III and the Reporting Person are the beneficiaries.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Scott J. Poole</signatureName>
        <signatureDate>2006-03-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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