Exhibit 25.1

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                                    FORM T-1

                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                            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) [ ]

                                   ----------

                              THE BANK OF NEW YORK
               (Exact name of trustee as specified in its charter)


              New York                                           13-5160382
       (State of incorporation                                (I.R.S. employer
     if not a U.S. national bank)                            identification no.)


   One Wall Street, New York, N.Y.                                 10286
(Address of principal executive offices)                         (Zip code)

                                   ----------

                         ARIZONA PUBLIC SERVICE COMPANY
               (Exact name of obligor as specified in its charter)


               Arizona                                           86-0011170
    (State or other jurisdiction of                           (I.R.S. employer
     incorporation or organization)                          identification no.)


         400 North Fifth Street
           Phoenix, Arizona                                        85004
(Address of principal executive offices)                         (Zip code)

                                   ----------

                              First Mortgage Bonds
                       (Title of the indenture securities)

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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.

               Name                                      Address
               ----                                      -------
     Superintendent of Banks of the           2 Rector Street, New York,
     State of New York                        N.Y. 10006, and Albany, N.Y. 12203

     Federal Reserve Bank of New York         33 Liberty Plaza, New York,
                                              N.Y. 10045

     Federal Deposit Insurance Corporation    Washington, D.C. 20429

     New York Clearing House Association      New York, New York 10005

     (b)  WHETHER IT IS AUTHORIZED TO EXERCISE CORPORATE TRUST POWERS.

     Yes.

2.   AFFILIATIONS WITH OBLIGOR.

     IF THE OBLIGOR IS AN AFFILIATE OF THE TRUSTEE, DESCRIBE EACH SUCH
AFFILIATION.

     None.

16.  LIST OF EXHIBITS.

     EXHIBITS IDENTIFIED IN PARENTHESES BELOW, ON FILE WITH THE COMMISSION, ARE
     INCORPORATED HEREIN BY REFERENCE AS AN EXHIBIT HERETO, PURSUANT TO RULE
     7A-29 UNDER THE TRUST INDENTURE ACT OF 1939 (THE "ACT") AND 17 C.F.R.
     229.10(D).

     1.   A copy  of  the  Organization  Certificate  of The  Bank  of New  York
          (formerly  Irving Trust Company) as now in effect,  which contains the
          authority  to  commence  business  and a grant of powers  to  exercise
          corporate  trust  powers.  (Exhibit 1 to  Amendment  No. 1 to Form T-1
          filed with Registration  Statement No. 33-6215,  Exhibits 1a and 1b to
          Form T-1 filed with Registration  Statement No. 33-21672 and Exhibit 1
          to Form T-1 filed with Registration Statement No. 33-29637.)

     4.   A copy of the existing By-laws of the Trustee. (Exhibit 4 to Form T-1
          filed with Registration Statement No. 33-31019.)

     6.   The consent of the Trustee required by Section 321(b) of the Act.
          (Exhibit 6 to Form T-1 filed with Registration Statement No.
          33-44051.)

     7.   A copy of the latest report of condition of the Trustee published
          pursuant to law or to the requirements of its supervising or examining
          authority.

                                      -2-

                                    SIGNATURE

     Pursuant to the requirements of the Act, the Trustee, The Bank of New York,
a corporation organized and existing under the laws of the State of New York,
has duly caused this statement of eligibility to be signed on its behalf by the
undersigned, thereunto duly authorized, all in The City of New York, and State
of New York, on the 19th day of June, 2001.


                                        THE BANK OF NEW YORK



                                        By: THOMAS E. TABOR
                                            ------------------------------------
                                            Name: THOMAS E. TABOR
                                            Title: ASSISTANT VICE PRESIDENT

                                      -3-

                                                                       Exhibit 7

                       Consolidated Report of Condition of

                              THE BANK OF NEW YORK

                    of One Wall Street, New York, N.Y. 10286
                     And Foreign and Domestic Subsidiaries,

a member of the Federal Reserve System, at the close of business December 31,
2000, published in accordance with a call made by the Federal Reserve Bank of
this District pursuant to the provisions of the Federal Reserve Act.

                                                                  Dollar Amounts
ASSETS                                                             In Thousands
                                                                  --------------
Cash and balances due from depository institutions:
  Noninterest-bearing balances and currency and coin .........     $  3,083,720
  Interest-bearing balances ..................................        4,949,333
Securities:
  Held-to-maturity securities ................................          740,315
  Available-for-sale securities ..............................        5,328,981
Federal funds sold and Securities purchased under
  agreements to resell .......................................        5,695,708
Loans and lease financing receivables:
  Loans and leases, net of unearned
    income..........................................36,590,456
  LESS: Allowance for loan and
    lease losses.......................................598,536
  LESS: Allocated transfer risk
    reserve.............................................12,575
  Loans and leases, net of unearned income,
    allowance, and reserve ...................................       35,979,345
Trading Assets ...............................................       11,912,448
Premises and fixed assets (including capitalized
  leases) ....................................................          763,241
Other real estate owned ......................................            2,925
Investments in unconsolidated subsidiaries and
  associated companies .......................................          183,836
Customers' liability to this bank on acceptances
  outstanding ................................................          424,303
Intangible assets ............................................        1,378,477
Other assets .................................................        3,823,797
                                                                   ------------
Total assets .................................................     $ 74,266,429
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                                      -4-

LIABILITIES
Deposits:
  In domestic offices ........................................     $ 28,328,548
  Noninterest-bearing...............................12,637,384
  Interest-bearing..................................15,691,164
  In foreign offices, Edge and Agreement
    subsidiaries, and IBFs ...................................       27,920,690
  Noninterest-bearing..................................470,130
  Interest-bearing..................................27,450,560
Federal funds purchased and Securities sold under
  agreements to repurchase ...................................        1,437,916
Demand notes issued to the U.S.Treasury ......................          100,000
Trading liabilities ..........................................        2,049,818
Other borrowed money:
  With remaining maturity of one year or less ................        1,279,125
  With remaining maturity of more than one year
    through three years ......................................                0
  With remaining maturity of more than three years ...........           31,080
Bank's liability on acceptances executed and
  outstanding ................................................          427,110
Subordinated notes and debentures ............................        1,646,000
Other liabilities ............................................        4,604,478
                                                                   ------------
Total liabilities ............................................     $ 67,824,765
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EQUITY CAPITAL
Common stock .................................................        1,135,285
Surplus ......................................................        1,008,775
Undivided profits and capital reserves .......................        4,308,492
Net unrealized holding gains (losses) on
  available-for-sale securities ..............................           27,768
Accumulated net gains (losses) on cash flow hedges ...........                0

Cumulative foreign currency translation adjustments ..........          (38,656)
                                                                        -------
Total equity capital .........................................        6,441,664
                                                                   ------------
Total liabilities and equity capital .........................     $ 74,266,429
                                                                   ============

                                      -5-

     I, Thomas J. Mastro, Senior Vice President and Comptroller of the
above-named bank do hereby declare that this Report of Condition has been
prepared in conformance with the instructions issued by the Board of Governors
of the Federal Reserve System and is true to the best of my knowledge and
belief.


                                        Thomas J. Mastro

     We, the undersigned directors, attest to the correctness of this Report of
Condition and declare that it has been examined by us and to the best of our
knowledge and belief has been prepared in conformance with the instructions
issued by the Board of Governors of the Federal Reserve System and is true and
correct.


                                        Thomas A. Renyi          )
                                        Alan R. Griffith         )   Directors
                                        Gerald L. Hassell        )