Total Voting Rights

UNITED UTILITIES GROUP PLC                           

                              TOTAL VOTING RIGHTS                              

                           Month end - 31 July 2009                            

In accordance with the Disclosure and Transparency Rule 5.6.1 United Utilities
Group PLC hereby notifies the market that on 31 July 2009 the total number of
voting rights in the company is 681,536,032 and the total shares in issue are
681,536,032. No shares are held in Treasury.

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Notification of major interests in shares should be emailed to 
[e-mail] and faxed to 01925 237073.

Further information can be obtained from Jane Gilmore, Deputy Company Secretary
+ 44 1 925 237052.

United Utilities Group's ordinary shares trade on the London Stock Exchange and
its ADRs, each equal to two ordinary shares, trade over the counter under the
Trading Symbol "UUGRY".