sec document

                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549
                                 --------------

                                  SCHEDULE 13D
                                 (Rule 13d-101)

             INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
            TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO
                                  RULE 13d-2(a)

                              (Amendment No. 1)(1)

                          Mueller Water Products, Inc.
                          ----------------------------
                                (Name of Issuer)

                 Series B Common Stock, Par Value $.01 Per Share
                 -----------------------------------------------
                         (Title of Class of Securities)

                                    624758207
                                    ---------
                                 (CUSIP Number)

                              STEVEN WOLOSKY, ESQ.
                 OLSHAN GRUNDMAN FROME ROSENZWEIG & WOLOSKY LLP
                                Park Avenue Tower
                               65 East 55th Street
                            New York, New York 10022
                                 (212) 451-2300
                                 --------------
                  (Name, Address and Telephone Number of Person
                Authorized to Receive Notices and Communications)

                                 August 8, 2007
                                 --------------
             (Date of Event Which Requires Filing of This Statement)

      If the filing person has  previously  filed a statement on Schedule 13G to
report the  acquisition  that is the subject of this Schedule 13D, and is filing
this  schedule  because  of Rule  13d-1(e),  13d-1(f)  or  13d-1(g),  check  the
following box / /.

      NOTE.  Schedules filed in paper format shall include a signed original and
five copies of the schedule,  including  all exhibits.  SEE Rule 13d-7 for other
parties to whom copies are to be sent.

                         (Continued on following pages)

                               (Page 1 of 7 Pages)


--------
(1)   The  remainder  of this cover  page  shall be filled  out for a  reporting
person's  initial  filing on this  form with  respect  to the  subject  class of
securities,  and for any subsequent amendment containing information which would
alter disclosures provided in a prior cover page.

      The information  required on the remainder of this cover page shall not be
deemed to be "filed"  for the purpose of Section 18 of the  Securities  Exchange
Act of 1934 or otherwise  subject to the  liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  SEE the
NOTES).




----------------------                                     ---------------------
CUSIP No. 624758207                   13D                     Page 2 of 7 Pages
----------------------                                     ---------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    STEEL PARTNERS II, L.P.
--------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
--------------------------------------------------------------------------------
     3         SEC USE ONLY

--------------------------------------------------------------------------------
     4         SOURCE OF FUNDS*

                    WC
--------------------------------------------------------------------------------
     5         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
               PURSUANT TO ITEM 2(d) OR 2(e)                                 / /
--------------------------------------------------------------------------------
     6         CITIZENSHIP OR PLACE OF ORGANIZATION

                    DELAWARE
--------------------------------------------------------------------------------
 NUMBER OF         7     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  3,094,955
  OWNED BY     -----------------------------------------------------------------
    EACH           8     SHARED VOTING POWER
 REPORTING
PERSON WITH                   - 0 -
               -----------------------------------------------------------------
                   9     SOLE DISPOSITIVE POWER

                              3,094,955
               -----------------------------------------------------------------
                  10     SHARED DISPOSITIVE POWER

                              - 0 -
--------------------------------------------------------------------------------
    11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
               PERSON

                    3,094,955
--------------------------------------------------------------------------------
    12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
               CERTAIN SHARES*                                               / /
--------------------------------------------------------------------------------
    13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                    3.6%
--------------------------------------------------------------------------------
    14         TYPE OF REPORTING PERSON*

                    PN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!



----------------------                                     ---------------------
CUSIP No. 624758207                   13D                     Page 3 of 7 Pages
----------------------                                     ---------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    STEEL PARTNERS, L.L.C.
--------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
--------------------------------------------------------------------------------
     3         SEC USE ONLY

--------------------------------------------------------------------------------
     4         SOURCE OF FUNDS*

                    OO
--------------------------------------------------------------------------------
     5         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
               PURSUANT TO ITEM 2(d) OR 2(e)                                 / /
--------------------------------------------------------------------------------
     6         CITIZENSHIP OR PLACE OF ORGANIZATION

                    DELAWARE
--------------------------------------------------------------------------------
 NUMBER OF         7     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  3,094,955
  OWNED BY     -----------------------------------------------------------------
    EACH           8     SHARED VOTING POWER
 REPORTING
PERSON WITH                   - 0 -
               -----------------------------------------------------------------
                   9     SOLE DISPOSITIVE POWER

                              3,094,955
               -----------------------------------------------------------------
                  10     SHARED DISPOSITIVE POWER

                              - 0 -
--------------------------------------------------------------------------------
    11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
               PERSON

                    3,094,955
--------------------------------------------------------------------------------
    12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
               CERTAIN SHARES*                                               / /
--------------------------------------------------------------------------------
    13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                    3.6%
--------------------------------------------------------------------------------
    14         TYPE OF REPORTING PERSON*

                    OO
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!



----------------------                                     ---------------------
CUSIP No. 624758207                   13D                     Page 4 of 7 Pages
----------------------                                     ---------------------


================================================================================
     1         NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

                    WARREN G. LICHTENSTEIN
--------------------------------------------------------------------------------
     2         CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*         (a) / /
                                                                         (b) / /
--------------------------------------------------------------------------------
     3         SEC USE ONLY

--------------------------------------------------------------------------------
     4         SOURCE OF FUNDS*

                    OO
--------------------------------------------------------------------------------
     5         CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
               PURSUANT TO ITEM 2(d) OR 2(e)                                 / /
--------------------------------------------------------------------------------
     6         CITIZENSHIP OR PLACE OF ORGANIZATION

                    USA
--------------------------------------------------------------------------------
 NUMBER OF         7     SOLE VOTING POWER
   SHARES
BENEFICIALLY                  3,094,955
  OWNED BY     -----------------------------------------------------------------
    EACH           8     SHARED VOTING POWER
 REPORTING
PERSON WITH                   - 0 -
               -----------------------------------------------------------------
                   9     SOLE DISPOSITIVE POWER

                              3,094,955
               -----------------------------------------------------------------
                  10     SHARED DISPOSITIVE POWER

                              - 0 -
--------------------------------------------------------------------------------
    11         AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING
               PERSON

                    3,094,955
--------------------------------------------------------------------------------
    12         CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
               CERTAIN SHARES*                                               / /
--------------------------------------------------------------------------------
    13         PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

                    3.6%
--------------------------------------------------------------------------------
    14         TYPE OF REPORTING PERSON*

                    IN
================================================================================

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!



----------------------                                     ---------------------
CUSIP No. 624758207                   13D                     Page 5 of 7 Pages
----------------------                                     ---------------------


            The following  constitutes  Amendment No. 1 ("Amendment No. 1") to
the Schedule 13D filed by the  undersigned.  This  Amendment  No. 1 amends the
Schedule 13D as specifically set forth.

            Item 5(a) is hereby amended and restated to read as follows:

            (a) The aggregate percentage of Shares reported owned by each person
named herein is based upon  85,844,920  Shares  outstanding,  which is the total
number of Shares  outstanding  as reported in the Issuer's  Quarterly  Report on
Form 10-Q for the quarter ended June 30, 2007, as filed with the  Securities and
Exchange Commission on August 9, 2007.

            As of the close of business on August 10,  2007,  Steel  Partners II
beneficially  owned 3,094,955  Shares,  constituting  approximately  3.6% of the
Shares  outstanding.  As the general  partner of Steel Partners II, Partners LLC
may be deemed to beneficially  own the 3,094,955  Shares owned by Steel Partners
II,  constituting  approximately  3.6% of the  Shares  outstanding.  As the sole
executive  officer and  managing  member of Partners  LLC,  which in turn is the
general  partner  of Steel  Partners  II,  Mr.  Lichtenstein  may be  deemed  to
beneficially own the 3,094,955  Shares owned by Steel Partners II,  constituting
approximately 3.6% of the Shares  outstanding.  Mr. Lichtenstein has sole voting
and  dispositive  power with  respect  to the  3,094,955  Shares  owned by Steel
Partners II by virtue of his authority to vote and dispose of such Shares.

            Item 5(c) is hereby amended to add the following:

            (c) Schedule A annexed hereto lists all  transactions  in the Shares
during the past sixty days by the Reporting  Persons.  All of such  transactions
were effected in the open market.

            Item 5(e) is hereby amended and restated to read as follows:

            (e) As of August 10, 2007,  the Reporting  Persons  ceased to be the
beneficial owners of more than 5% of the Shares of the Issuer.



----------------------                                     ---------------------
CUSIP No. 624758207                   13D                     Page 6 of 7 Pages
----------------------                                     ---------------------


                                   SIGNATURES

            After  reasonable  inquiry  and to the  best  of his  knowledge  and
belief, each of the undersigned certifies that the information set forth in this
statement is true, complete and correct.


Dated: August 10, 2007       STEEL PARTNERS II, L.P.

                             By: Steel Partners, L.L.C.
                                 General Partner

                             By: /s/ Lauren Isenman
                                 -----------------------------------------------
                                 Lauren Isenman
                                 as Attorney-In-Fact for Warren G. Lichtenstein,
                                 Managing Member


                             STEEL PARTNERS, L.L.C.

                             By: /s/ Lauren Isenman
                                 -----------------------------------------------
                                 as Attorney-In-Fact for Warren G. Lichtenstein,
                                 Managing Member


                             /s/ Lauren Isenman
                             ---------------------------------------------------
                             LAUREN ISENMAN
                             As Attorney-In-Fact for Warren G. Lichtenstein



----------------------                                     ---------------------
CUSIP No. 624758207                   13D                     Page 7 of 7 Pages
----------------------                                     ---------------------



                                   SCHEDULE A

               TRANSACTIONS IN THE SHARES DURING THE PAST 60 DAYS

  Shares of Common Stock           Price Per                  Date of
    Purchased/(Sold)                Share($)               Purchase/Sale
    ----------------                --------               -------------

                             STEEL PARTNERS II, L.P.
                             -----------------------

           (7,800)                  14.9825                   6/28/07
         (106,408)                  14.9815                   6/29/07
          (55,297)                  14.9904                   7/02/07
          (33,905)                  14.9834                   7/03/07
          (85,681)                  15.0067                   7/05/07
          (19,600)                  14.9904                   7/19/07
           (1,300)                  12.5700                   8/06/07
         (347,277)                  12.1733                   8/07/07
         (190,000)                  12.1000                   8/08/07
         (720,255)                  12.1230                   8/08/07
         (275,900)                  12.2357                   8/09/07
         (300,000)                  11.7500                   8/10/07
       (1,125,800)                  11.8847                   8/10/07


                             STEEL PARTNERS, L.L.C.
                             ----------------------
                                      None

                             WARREN G. LICHTENSTEIN
                             ----------------------
                                      None