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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001104659-10-033969.txt : 20100615
<SEC-HEADER>0001104659-10-033969.hdr.sgml : 20100615
<ACCEPTANCE-DATETIME>20100615185720
ACCESSION NUMBER:		0001104659-10-033969
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100611
FILED AS OF DATE:		20100615
DATE AS OF CHANGE:		20100615

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Niska Gas Storage Partners LLC
		CENTRAL INDEX KEY:			0001483830
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				271855740
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		1001 FANNIN STREET, SUITE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
		BUSINESS PHONE:		(281) 404-1890

	MAIL ADDRESS:	
		STREET 1:		1001 FANNIN STREET, SUITE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Carlyle/Riverstone Energy Partners III, L.P.
		CENTRAL INDEX KEY:			0001478770

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34733
		FILM NUMBER:		10899192

	BUSINESS ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		STREET 2:		51ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		212-993-0076

	MAIL ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		STREET 2:		51ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			C/R Energy GP III, LLC
		CENTRAL INDEX KEY:			0001478772

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34733
		FILM NUMBER:		10899191

	BUSINESS ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		STREET 2:		51ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		212-993-0076

	MAIL ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		STREET 2:		51ST FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Niska GS Holdings Canada, L.P.
		CENTRAL INDEX KEY:			0001491398
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34733
		FILM NUMBER:		10899193

	BUSINESS ADDRESS:	
		STREET 1:		1001 FANNIN STREET, SUITE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
		BUSINESS PHONE:		(281) 404-1890

	MAIL ADDRESS:	
		STREET 1:		1001 FANNIN STREET, SUITE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Niska Sponsor Holdings Cooperatief U.A.
		CENTRAL INDEX KEY:			0001491465
		STATE OF INCORPORATION:			P7
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34733
		FILM NUMBER:		10899194

	BUSINESS ADDRESS:	
		STREET 1:		1001 FANNIN STREET, SUITE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
		BUSINESS PHONE:		281.404.1890

	MAIL ADDRESS:	
		STREET 1:		1001 FANNIN STREET, SUITE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77002
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>a4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-06-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001483830</issuerCik>
        <issuerName>Niska Gas Storage Partners LLC</issuerName>
        <issuerTradingSymbol>NKA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001491465</rptOwnerCik>
            <rptOwnerName>Niska Sponsor Holdings Cooperatief U.A.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1001 FANNIN STREET, SUITE 2500</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77002</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001491398</rptOwnerCik>
            <rptOwnerName>Niska GS Holdings Canada, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1001 FANNIN STREET, SUITE 2500</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77002</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001478770</rptOwnerCik>
            <rptOwnerName>Carlyle/Riverstone Energy Partners III, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>712 FIFTH AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>51ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001478772</rptOwnerCik>
            <rptOwnerName>C/R Energy GP III, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>712 FIFTH AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>51ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Units</value>
            </securityTitle>
            <transactionDate>
                <value>2010-06-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2625000</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>16304745</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">As of June 11, 2010, Niska Sponsor Holdings Cooperatief U.A. (&quot;Sponsor Holdings&quot;) directly owned 48.2% of the common units, 100% of the subordinated units and 100% of the incentive distribution rights in Niska Gas Storage Partners LLC (the &quot;Company&quot;).  It also indirectly owned, through Niska Gas Storage Management LLC, a 2% managing member interest in the Company. All other reporting persons' ownership was indirect through Sponsor Holdings.</footnote>
        <footnote id="F2">Pursuant to the Contribution, Assignment and Assumption Agreement with the Company, Sponsor Holdings received 2,625,000 common units of the Company on June 11, 2010.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ E. Bartow Jones, Board of Managers, on behalf of Niska Sponsor Holdings Cooperatief U.A.</signatureName>
        <signatureDate>2010-06-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ E. Bartow Jones, Board of Supervisors, on behalf of Niska GS Holdings Canada, L.P.</signatureName>
        <signatureDate>2010-06-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Pierre F. Lapeyre, Jr., Authorized Signatory, on behalf of Carlyle/Riverstone Energy Partners III, L.P.</signatureName>
        <signatureDate>2010-06-15</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Pierre F. Lapeyre, Jr., Authorized Signatory, on behalf of C/R Energy GP III, LLC</signatureName>
        <signatureDate>2010-06-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----