Exhibit 32.1
CERTIFICATION
Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
(Subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United States Code)
Pursuant to section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350, chapter 63 of title 18, United States Code), each of the undersigned officers of Southwestern Energy Company, a Delaware corporation (the "Company"), does hereby certify that:
The Quarterly Report on Form 10-Q/A for the quarter ended June 30, 2012 (the "Form 10-Q/A") of the Company fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934 and information contained in the Form 10-Q/A fairly presents, in all material respects, the financial condition and results of operations of the Company.
Dated: February 19, 2013 |
| /s/ STEVE MUELLER |
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| Steve Mueller |
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| President and Chief Executive Officer |
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Dated: February 19, 2013 |
| /s/ R. CRAIG OWEN |
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| R. Craig Owen |
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| Senior Vice President and Chief Financial Officer |
