Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
MOURTON KENNETH R
   2. Issuer Name and Ticker or Trading Symbol
SOUTHWESTERN ENERGY CO [SWN] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
SUITE 125, 2350 N. SAM HOUSTON PARKWAY EAST		 3. Date of Earliest Transaction (Month/Day/Year)
12/11/2008
(Street)

HOUSTON, TX 77032		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 12/11/2008   A   1,600 A $ 0 (1) 434,580 D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Options (Right to Buy) $ 30.68 12/11/2008   A   5,270   12/11/2009(2) 12/11/2015 Common Stock 5,270 $ 0 (1) 5,270 D  
Stock Options (Right to Buy) $ 1.47             12/31/2003 12/31/2012 Common Stock 64,000 (3)   64,000 D  
Stock Options (Right to Buy) $ 3.1             12/31/2004 12/31/2013 Common Stock 64,000 (4)   64,000 D  
Stock Options (Right to Buy) $ 6.225             12/09/2005 12/09/2011 Common Stock 13,760 (5)   13,760 D  
Stock Options (Right to Buy) $ 17.97             12/13/2006 12/13/2012 Common Stock 5,500 (6)   5,500 D  
Stock Options (Right to Buy) $ 20.335             12/11/2007 12/11/2013 Common Stock 6,000 (7)   6,000 D  
Stock Options (Right to Buy) $ 27.18             12/13/2008 12/13/2014 Common Stock 6,000 (8)   6,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
MOURTON KENNETH R
SUITE 125
2350 N. SAM HOUSTON PARKWAY EAST
HOUSTON, TX 77032		   X      

Signatures

 /s/ Melissa D. McCarty, Attorney-in-Fact for Mr. Mourton   12/15/2008
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Restricted stock and nonqualified stock options granted in consideration of services as a director.
(2) Nonqualified stock options become exercisable in three equal installments beginning on the first anniversary of the grant date specified in Column 3 or immediately upon death, disability, retirement at age 65, or a change in control.
(3) This option was previously reported as covering 32,000 nonqualified stock options at an exercise price of $2.935 per share, but was adjusted to reflect the two-for-one stock split on March 25, 2008.
(4) This option was previously reported as covering 32,000 nonqualified stock options at an exercise price of $6.195 per share, but was adjusted to reflect the two-for-one stock split on March 25, 2008.
(5) This option was previously reported as covering 6,880 nonqualified stock options at an exercise price of $12.45 per share, but was adjusted to reflect the two-for-one stock split on March 25, 2008.
(6) This option was previously reported as covering 2,750 nonqualified stock options at an exercise price of $35.94 per share, but was adjusted to reflect the two-for-one stock split on March 25, 2008.
(7) This option was previously reported as covering 3,000 nonqualified stock options at an exercise price of $40.67 per share, but was adjusted to reflect the two-for-one stock split on March 25, 2008.
(8) This option was previously reported as covering 3,000 nonqualified stock options at an exercise price of $54.36 per share, but was adjusted to reflect the two-for-one stock split on March 25, 2008.

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