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Exhibit 25.1

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549



FORM T-1

STATEMENT OF ELIGIBILITY UNDER
THE TRUST INDENTURE ACT OF 1939 OF A
CORPORATION DESIGNATED TO ACT AS TRUSTEE
Check if an Application to Determine Eligibility of
a Trustee Pursuant to Section 305(b)(2)



U.S. BANK NATIONAL ASSOCIATION
(Exact name of Trustee as specified in its charter)

31-0841368
I.R.S. Employer Identification No.

800 Nicollet Mall
Minneapolis, Minnesota

(Address of principal executive offices)
  55402
(Zip Code)

Sandra Richelmy
U.S. Bank National Association
950 17th Street, 12th floor
Denver, CO 80202
303-585-4593
(Name, address and telephone number of agent for service)

SM Energy Company
(Issuer with respect to the Securities)

Delaware
(State or other jurisdiction of
incorporation or organization)
  41-0518430
(I.R.S. Employer
Identification No.)

1775 Sherman Street, Ste. 1200
Denver, CO

(Address of Principal Executive Offices)

 

80203
(Zip Code)

SM Energy Company $350,000,000 61/2% Senior Notes Due 2021 (Title of the Indenture Securities)

   



FORM T-1

Item 1.    GENERAL INFORMATION.    Furnish the following information as to the Trustee.

Item 2.    AFFILIATIONS WITH OBLIGOR.    If the obligor is an affiliate of the Trustee, describe each such affiliation.

        None

Items 3-15    Items 3-15 are not applicable because to the best of the Trustee's knowledge, the obligor is not in default under any Indenture for which the Trustee acts as Trustee.

Item 16.    LIST OF EXHIBITS:    List below all exhibits filed as a part of this statement of eligibility and qualification.

   


*
Incorporated by reference to Exhibit 25.1 to Amendment No. 2 to registration statement on S-4, Registration Number 333-128217 filed on November 15, 2005.

**
Incorporated by reference to Exhibit 25.1 to registration statement on S-4, Registration Number 333-166527 filed on May 5, 2010.

2



SIGNATURE

        Pursuant to the requirements of the Trust Indenture Act of 1939, as amended, the Trustee, U.S. BANK NATIONAL ASSOCIATION, a national banking association organized and existing under the laws of the United States of America, has duly caused this statement of eligibility and qualification to be signed on its behalf by the undersigned, thereunto duly authorized, all in the City of Denver, Colorado on the 19th of January, 2012.

    By:   /s/ Sandra Richelmy

Sandra Richelmy
Assistant Vice President

3



Exhibit 2

LOGO

Comptroller of the Currency
Administrator of National Banks

Washington, DC 20219


CERTIFICATE OF CORPORATE EXISTENCE

        I, John Walsh, Acting Comptroller of the Currency, do hereby certify that:

        1.     The Comptroller of the Currency, pursuant to Revised Statutes 324, et seq, as amended, and 12 USC 1, et seq, as amended, has possession, custody, and control of all records pertaining to the chartering, regulation, and supervision of all national banking associations.

        2.     "U.S. Bank National Association," Cincinnati, Ohio (Charter No. 24), is a national banking association formed under the laws of the United States and is authorized thereunder to transact the business of banking on the date of this certificate.

    IN TESTIMONY WHEREOF, today, September 14, 2011, I have hereunto subscribed my name and caused my seal of office to be affixed to these presents at the U.S. Department of the Treasury, in the City of Washington, District of Columbia.

GRAPHIC
 
GRAPHIC


Acting Comptroller of the Currency

4



Exhibit 3

LOGO

Comptroller of the Currency
Administrator of National Banks

Washington, DC 20219


CERTIFICATION OF FIDUCIARY POWERS

        I, John Walsh, Acting Comptroller of the Currency, do hereby certify that:

        1.     The Office of the Comptroller of the Currency, pursuant to Revised Statutes 324, et seq, as amended, and 12 USC 1, et seq, as amended, has possession, custody, and control of all records pertaining to the chartering, regulation, and supervision of all national banking associations.

        2.     "U.S. Bank National Association," Cincinnati, Ohio (Charter No. 24), was granted, under the hand and seal of the Comptroller, the right to act in all fiduciary capacities authorized under the provisions of the Act of Congress approved September 28, 1962, 76 Stat. 668, 12 USC 92a, and that the authority so granted remains in full force and effect on the date of this certificate.

    IN TESTIMONY WHEREOF, today, September 14, 2011, I have hereunto subscribed my name and caused my seal of office to be affixed to these presents at the U.S. Department of the Treasury, in the City of Washington, District of Columbia.

GRAPHIC
 
GRAPHIC


Acting Comptroller of the Currency

5



Exhibit 6

CONSENT

        In accordance with Section 321(b) of the Trust Indenture Act of 1939, the undersigned, U.S. BANK NATIONAL ASSOCIATION hereby consents that reports of examination of the undersigned by Federal, State, Territorial or District authorities may be furnished by such authorities to the Securities and Exchange Commission upon its request therefor.

Dated: January 19, 2012

    By:   /s/ Sandra Richelmy

Sandra Richelmy
Assistant Vice President

6



Exhibit 7
U.S. Bank National Association
Statement of Financial Condition
As of 9/30/2011

($000's)

 
  9/30/2011  

Assets

       

Cash and Balances Due From Depository Institutions

  $ 13,707,494  

Securities

    66,888,393  

Federal Funds

    5,954  

Loans & Lease Financing Receivables

    197,036,739  

Fixed Assets

    5,547,055  

Intangible Assets

    12,420,133  

Other Assets

    23,843,503  
       

Total Assets

  $ 319,449,271  

Liabilities

       

Deposits

  $      226,338,015  

Fed Funds

    7,802,656  

Treasury Demand Notes

    0  

Trading Liabilities

    545,669  

Other Borrowed Money

    35,170,032  

Acceptances

    0  

Subordinated Notes and Debentures

    6,179,246  

Other Liabilities

    9,493,484  
       

Total Liabilities

  $ 285,529,102  

Equity

       

Minority Interest in Subsidiaries

  $      1,912,544  

Common and Preferred Stock

    18,200  

Surplus

    14,136,872  

Undivided Profits

    17,852,553  
       

Total Equity Capital

  $ 33,920,169  

Total Liabilities and Equity Capital

 
$

     319,449,271
 

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QuickLinks

FORM T-1
SIGNATURE
Exhibit 2
CERTIFICATE OF CORPORATE EXISTENCE
Exhibit 3
CERTIFICATION OF FIDUCIARY POWERS
Exhibit 6 CONSENT
Exhibit 7 U.S. Bank National Association Statement of Financial Condition As of 9/30/2011 ($000's)