<SEC-DOCUMENT>0001104659-18-031740.txt : 20180509
<SEC-HEADER>0001104659-18-031740.hdr.sgml : 20180509
<ACCEPTANCE-DATETIME>20180509163412
ACCESSION NUMBER:		0001104659-18-031740
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180501
FILED AS OF DATE:		20180509
DATE AS OF CHANGE:		20180509

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Klofas Michael L
		CENTRAL INDEX KEY:			0001676043

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32472
		FILM NUMBER:		18818844

	MAIL ADDRESS:	
		STREET 1:		64 WINDHAM DRIVE
		CITY:			EAST LONGMEADOW
		STATE:			MA
		ZIP:			01028

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DAWSON GEOPHYSICAL CO
		CENTRAL INDEX KEY:			0000799165
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL AND GAS FIELD EXPLORATION SERVICES [1382]
		IRS NUMBER:				742095844
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		508 WEST WALL
		STREET 2:		SUITE 800
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79701
		BUSINESS PHONE:		4326843000

	MAIL ADDRESS:	
		STREET 1:		508 WEST WALL
		STREET 2:		SUITE 800
		CITY:			MIDLAND
		STATE:			TX
		ZIP:			79701

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TGC INDUSTRIES INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>a3.xml
<DESCRIPTION>3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2018-05-01</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000799165</issuerCik>
        <issuerName>DAWSON GEOPHYSICAL CO</issuerName>
        <issuerTradingSymbol>DWSN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001676043</rptOwnerCik>
            <rptOwnerName>Klofas Michael L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>64 WINDHAM DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>EAST LONGMEADOW</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01028</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Dawson Geophysical Company-Common Stock $0.01 par value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <remarks>Michael L. Klofas is a new Director of Dawson Geophysical Company effective May 1, 2018.</remarks>

    <ownerSignature>
        <signatureName>Michael L. Klofas</signatureName>
        <signatureDate>2018-05-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
