Exhibit 25      Statement of Eligibility of The Chase Manhattan Bank on Form T-1
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                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D. C. 20549
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                                    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)
                    ----------------------------------------

                            THE CHASE MANHATTAN BANK
               (Exact name of trustee as specified in its charter)

NEW YORK                                                              13-4994650
(State of incorporation                                         (I.R.S. employer
if not a national bank)                                      identification No.)

270 PARK AVENUE
NEW YORK, NEW YORK                                                         10017
(Address of principal executive offices)                              (Zip Code)

                               William H. McDavid
                                 General Counsel
                                 270 Park Avenue
                            New York, New York 10017
                               Tel: (212) 270-2611
            (Name, address and telephone number of agent for service)
                  --------------------------------------------

                               KEYSPAN CORPORATION
               (Exact name of obligor as specified in its charter)

NEW YORK                                                              11-3431358
(State or other jurisdiction of                                 (I.R.S. employer
incorporation or organization)                               identification No.)

ONE METROTECH CENTER                                                       11201
BROOKLYN , NEW YORK                                                   (Zip Code)
(Address of principal executive offices)










                                 DEBT SECURITIES
                       (Title of the indenture securities)
                                ----------------



                                     GENERAL

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.

               New  York State Banking Department, State House, Albany, New York
               12110.

               Board of Governors  of the Federal  Reserve  System,  Washington,
               D.C., 20551

               Federal  Reserve  Bank of New York,  District  No. 2, 33  Liberty
               Street, New York, N.Y.

               Federal Deposit Insurance Corporation, Washington, D.C., 20429.


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

               Yes.


Item 2.     Affiliations with the Obligor.

            If the obligor is an affiliate of the  trustee,  describe  each such
affiliation.

            None.










Item 16.       List of Exhibits

               List  below all  exhibits  filed as a part of this  Statement  of
Eligibility.

               1. A copy of the Articles of Association of the Trustee as now in
effect, including the Organization Certificate and the Certificates of Amendment
dated February 17, 1969, August 31, 1977, December 31, 1980,  September 9, 1982,
February 28, 1985, December 2, 1991 and July 10, 1996 (see Exhibit 1 to Form T-1
filed  in  connection  with  Registration  Statement  No.  333-06249,  which  is
incorporated by reference).

               2. A copy of the  Certificate  of  Authority  of the  Trustee  to
Commence  Business  (see  Exhibit  2  to  Form  T-1  filed  in  connection  with
Registration Statement No. 33-50010, which is incorporated by reference. On July
14, 1996, in connection with the merger of Chemical Bank and The Chase Manhattan
Bank  (National  Association),  Chemical Bank,  the surviving  corporation,  was
renamed The Chase Manhattan Bank).

               3. None,  authorization to exercise  corporate trust powers being
contained in the documents identified above as Exhibits 1 and 2.

               4. A copy of the  existing  By-Laws of the Trustee (see Exhibit 4
to Form T-1  filed  in  connection  with  Registration  Statement No. 333-06249,
which is incorporated by reference).

               5.  Not applicable.

               6. The consent of the Trustee  required by Section  321(b) of the
Act (see Exhibit 6 to Form T-1 filed in connection with  Registration  Statement
No.  33-50010,  which  is  incorporated  by  reference.  On July  14,  1996,  in
connection  with the  merger  of  Chemical  Bank and The  Chase  Manhattan  Bank
(National  Association),  Chemical Bank, the surviving corporation,  was renamed
The Chase Manhattan Bank).

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

               8.  Not applicable.

               9.  Not applicable.

                                    SIGNATURE

            Pursuant to the  requirements of the Trust Indenture Act of 1939 the
Trustee,  The Chase Manhattan  Bank, 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 1st day of April, 1999.

                                                THE CHASE MANHATTAN BANK

                                             By /s/F. Springer
                                                -------------------------------
                                                F. Springer
                                                Assistant Vice President







Exhibit 7 to Form T-1


                                Bank Call Notice

                             RESERVE DISTRICT NO. 2
                       CONSOLIDATED REPORT OF CONDITION OF

                            The Chase Manhattan Bank
                  of 270 Park Avenue, New York, New York 10017
                     and Foreign and Domestic Subsidiaries,
                     a member of the Federal Reserve System,

                                 at the close of
                           business June 30, 2000, 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 MILLIONS
                                                                                                      
Cash and balances due from depository institutions:
      Noninterest-bearing balances and
      currency and coin ........................................................                         $  15,412
      Interest-bearing balances ............................................                                 4,593
Securities:  ............................................................................
Held to maturity securities.........................................................                           613
Available for sale securities.................................................                              57,372
Federal funds sold and securities purchased under
      agreements to resell .....................................................                            29,490
Loans and lease financing receivables:
      Loans and leases, net of unearned income                                                             142,368
      Less: Allowance for loan and lease losses                                                              2,227
      Less: Allocated transfer risk reserve .........                                                           0
                                                                                                ------------------
      Loans and leases, net of unearned income,
      allowance, and reserve .................................................                             140,141
Trading Assets .......................................................................                      48,079
Premises and fixed assets (including capitalized
      leases)..............................................................................                  3,447
Other real estate owned .......................................................                                 27
Investments in unconsolidated subsidiaries and
      associated companies...................................................                                  259
Customers' liability to this bank on acceptances
      outstanding ....................................................................                         676
Intangible assets ....................................................................                       3,994
Other assets ...........................................................................                    16,373
                                                                                                            ------
TOTAL ASSETS .......................................................................                      $320,476
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                                   LIABILITIES

                                                                                               
Deposits
            In domestic offices .....................................................             $103,433
            Noninterest-bearing .....................................                               42,054
            Interest-bearing ............................................                           61,379
            In foreign offices, Edge and Agreement
            subsidiaries and IBF's ......................................................           92,486
            Noninterest-bearing .......................................                              5,683
            Interest-bearing ......................................                                 86,803

Federal funds purchased and securities sold under agree-
ments to repurchase ...............................................................                 49,016
Demand notes issued to the U.S. Treasury ........................                                      750
Trading liabilities ...................................................................             32,878
Other borrowed money (includes mortgage indebtedness
            and obligations under capitalized leases):
            With a remaining maturity of one year or less ...........                                4,298
       With a remaining maturity of more than one year
                   through three years..........................................................         0
       With a remaining maturity of more than three years........................                       97
Bank's liability on acceptances executed and outstanding                                               676
Subordinated notes and debentures .....................................                              5,430
Other liabilities ........................................................................          12,129
                                                                                                    ------

TOTAL LIABILITIES ..................................................................               301,193
                                                                                                   =======








                                 EQUITY CAPITAL

                                                                                                
Perpetual preferred stock and related surplus                                                             0
Common stock ........................................................................                 1,211
Surplus  (exclude all surplus related to preferred stock)...                                         11,066
Undivided profits and capital reserves .................................                              8,165
Net unrealized holding gains (losses)
on available-for-sale securities ...................................................                 (1,175)
Accumulated net gains (losses) on cash flow hedges..................                                      0
Cumulative foreign currency translation adjustments .........                                            16
TOTAL EQUITY CAPITAL ........................................................                        19,283
                                                                                                     ------
TOTAL LIABILITIES AND EQUITY CAPITAL ......................                                         320,476
                                                                                                 ==========









I, Joseph L. Sclafani,  E.V.P. & Controller of the  above-named  bank, do hereby
declare that this Report of Condition has been prepared in conformance  with the
instructions issued by the appropriate Federal regulatory  authority and is true
to the best of my knowledge and belief.

JOSEPH L. SCLAFANI

We,  the  undersigned  directors,  attest to the  correctness  of the  Report of
Condition (including the supporting  schedules) for this report date 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  appropriate
Federal regulatory authority and is true and correct.

WILLIAM B. HARRISON, JR.   )
JOHN R. STAFFORD           )DIRECTORS
ANTHONY BURNS              )