<SEC-DOCUMENT>0001842022-21-000009.txt : 20210604
<SEC-HEADER>0001842022-21-000009.hdr.sgml : 20210604
<ACCEPTANCE-DATETIME>20210604134855
ACCESSION NUMBER:		0001842022-21-000009
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20210604
FILED AS OF DATE:		20210604
DATE AS OF CHANGE:		20210604

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Ellis Wendy
		CENTRAL INDEX KEY:			0001864357

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40392
		FILM NUMBER:		21995868

	MAIL ADDRESS:	
		STREET 1:		ONE ENERGY PLAZA
		STREET 2:		1610 WCB
		CITY:			DETROIT
		STATE:			MI
		ZIP:			48226

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DT Midstream, Inc.
		CENTRAL INDEX KEY:			0001842022
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				382663964
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE ENERGY PLAZA
		CITY:			DETROIT
		STATE:			MI
		ZIP:			48226-1279
		BUSINESS PHONE:		313-235-4000

	MAIL ADDRESS:	
		STREET 1:		ONE ENERGY PLAZA
		CITY:			DETROIT
		STATE:			MI
		ZIP:			48226-1279
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>wf-form3_162282892096577.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2021-06-04</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001842022</issuerCik>
        <issuerName>DT Midstream, Inc.</issuerName>
        <issuerTradingSymbol>DTM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001864357</rptOwnerCik>
            <rptOwnerName>Ellis Wendy</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE ENERGY PLAZA</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DETROIT</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48226</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>General Counsel &amp; Corp Sec</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Timothy E. Kraepel, Attorney-in-Fact</signatureName>
        <signatureDate>2021-06-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>edgarpoa_wellis.htm
<DESCRIPTION>WENDY ELLIS POWER OF ATTORNEY
<TEXT>
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<pre>
STATE OF MICHIGAN)
)SS
COUNTY OF WAYNE)

    KNOW ALL BY THESE PRESENT that I, Wendy Ellis, do hereby constitute and appoint Christine E. Kaliszuk, Andrew T. Hayner, Anthony M. Tocco, Timothy E. Kraepel and Daniel T. Richards, and each of them, my true and lawful Attorneys-in-Fact with full power of substitution to execute and file on my behalf with the Securities and Exchange Commission any and all reports, including without limiting the generality of the foregoing, reports on Securities and Exchange Commission Forms 3, 4 and 5 and 144, that may be required or advisable in connection with my holdings in and transactions related to securities of DT Midstream, Inc.

    This Power of Attorney is in full force and effect until revoked by the undersigned in a signed writing delivered to such attorney-in-fact.

    IN WITNESS THEREOF, I have hereto set my hand this 19th day of May 2021.



/s/Wendy Ellis
Wendy Ellis
General Counsel and Corporate Secretary
DT Midstream, Inc.

</pre>
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