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

                               Lori-Anne Rosenberg
                         U.S. Bank National Association
                              60 Livingston Avenue
                               St. Paul, MN 55107
                                 (651) 495-3909
            (Name, address and telephone number of agent for service)

                          Abraxas Petroleum Corporation
                           Eastside Coal Company, Inc.
                          Sandia Oil & Gas Corporation
                             Sandia Operating Corp.
                            Wamsutter Holdings, Inc.
                      Western Associated Energy Corporation
                     (Issuer with respect to the Securities)
- ---------------------------------------- ---------------------------------------
                   Nevada                          74-258403
                   Colorado                        74-227540
                   Texas                           74-236896
                   Texas                           74-246870
                   Wyoming                         74-289701
                   Texas                           74-193787
- ---------------------------------------- ---------------------------------------
- ---------------------------------------- ---------------------------------------
  (State or other jurisdiction of           (I.R.S. Employer Identification No.)
   incorporation or organization)
- ---------------------------------------- ---------------------------------------

- ---------------------------------------- ---------------------------------------
        500 North Loop 1604 East
        Suite 100                                     78232
        San Antonio, Texas

- ---------------------------------------- ---------------------------------------
(Address of Principal Executive Offices)              (Zip Code)
- ---------------------------------------- ---------------------------------------


                   Floating Rate Senior Secured Notes due 2009
                       (Title of the Indenture Securities)






- --------------------------------------------------------------------------------
                      -------------------------------------

                                    FORM T-1

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

               a)          Name and  address of each  examining  or  supervising
                           authority to which it is subject.  Comptroller of the
                           Currency Washington, D.C.

               b)          Whether it is authorized to exercise  corporate trust
                           powers. Yes

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.

               1.          A  copy  of  the  Articles  of   Association  of  the
                           Trustee.*

               2.          A copy of the certificate of authority of the Trustee
                           to commence business.*

               3.          A copy of the certificate of authority of the Trustee
                           to exercise corporate trust powers.*

               4.          A copy of the existing bylaws of the Trustee.*

               5.          A copy of each  Indenture  referred to in Item 4. Not
                           applicable.

               6.          The consent of the Trustee required by Section 321(b)
                           of the  Trust  Indenture  Act of  1939,  attached  as
                           Exhibit 6.

                                       2


               7.          Report of  Condition  of the Trustee as of  September
                           30,   2004,   published   pursuant   to  law  or  the
                           requirements   of  its   supervising   or   examining
                           authority, attached as Exhibit 7.



       * Incorporated by reference to Registration Number 333-67188.


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                                                       NOTE

         The answers to this  statement  insofar as such answers  relate to what
persons have been  underwriters  for any securities of the obligors within three
years prior to the date of filing this statement,  or what persons are owners of
10% or more of the voting securities of the obligors,  or affiliates,  are based
upon information furnished to the Trustee by the obligors. While the Trustee has
no reason to doubt the accuracy of any such  information,  it cannot  accept any
responsibility therefor.



                                    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 St. Paul, State of Minnesota on this 3rd day of December, 2004.


                           U.S. BANK NATIONAL ASSOCIATION

                           By:      /s/ Lori-Anne Rosenberg
                                    ---------------------------
                                    Lori-Anne Rosenberg
                                    Assistant Vice President




By:      /s/ Benjamin J. Krueger
         -----------------------------------
         Benjamin J. Krueger
         Assistant Vice President






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                                    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:  December 3, 2004


                                U.S. BANK NATIONAL ASSOCIATION


                                By:      /s/ Lori-Anne Rosenberg
                                        -----------------------------------
                                        Lori-Anne Rosenberg
                                        Assistant Vice President




By:      /s/ Benjamin J. Krueger
         -----------------------------------
         Benjamin J. Krueger
         Assistant Vice President


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                                    Exhibit 7
                         U.S. Bank National Association
                        Statement of Financial Condition
                                 As of 9/30/2004

                                    ($000's)

                                                                    9/30/2004
                                                                  ------------
Assets
     Cash and Due From Depository Institutions                      $6,973,101
     Federal Reserve Stock                                                   0
     Securities                                                     39,400,687
     Federal Funds                                                   2,842,037
     Loans & Lease Financing Receivables                           121,000,954
     Fixed Assets                                                    1,846,496
     Intangible Assets                                              10,035,484
     Other Assets                                                   10,354,644
                                                                  ------------
         Total Assets                                             $192,453,403

Liabilities
     Deposits                                                     $122,247,349
     Fed Funds                                                       7,346,293
     Treasury Demand Notes                                                   0
     Trading Liabilities                                               145,128
     Other Borrowed Money                                           30,331,854
     Acceptances                                                       146,102
     Subordinated Notes and Debentures                               5,535,512
     Other Liabilities                                               6,060,066
                                                                  ------------
     Total Liabilities                                            $171,812,304

Equity
     Minority Interest in Subsidiaries                              $1,013,889
     Common and Preferred Stock                                         18,200
     Surplus                                                        11,792,288
     Undivided Profits                                               7,816,722
                                                                  ------------
         Total Equity Capital                                      $19,627,210

Total Liabilities and Equity Capital                              $192,453,403

To the best of the undersigned's determination, as of the date hereof, the above
financial information is true and correct.

U.S. Bank National Association

By:      /s/ Lori-Anne Rosenberg
          Assistant Vice President

Date:  December 3, 2004

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