<SEC-DOCUMENT>0000000000-18-015999-index.html : 20180716
<SEC-HEADER>0000000000-18-015999.hdr.sgml : 20180716
<ACCEPTANCE-DATETIME>20180523171154
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0000000000-18-015999
CONFORMED SUBMISSION TYPE:	UPLOAD
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180523

FILED FOR:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SOUTHWESTERN ENERGY CO
		CENTRAL INDEX KEY:			0000007332
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				710205415
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		UPLOAD

	BUSINESS ADDRESS:	
		STREET 1:		10000 ENERGY DRIVE
		CITY:			SPRING
		STATE:			TX
		ZIP:			77389
		BUSINESS PHONE:		832-796-4700

	MAIL ADDRESS:	
		STREET 1:		10000 ENERGY DRIVE
		CITY:			SPRING
		STATE:			TX
		ZIP:			77389

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ARKANSAS WESTERN GAS CO
		DATE OF NAME CHANGE:	19790917
PUBLIC REFERENCE ACCESSION NUMBER:		0000007332-18-000016 [HTML]
</SEC-HEADER>
<DOCUMENT>
<TYPE>LETTER
<SEQUENCE>1
<FILENAME>filename1.pdf
<TEXT>
Document 1 - file: filename1.pdf

</DOCUMENT>
</SEC-DOCUMENT>