UU. United Utilities Group Plc

UNITED UTILITIES GROUP PLC

DIRECTORS' AND PDMR INTERESTS IN SHARES

United Utilities Group PLC ("the Company") announces that it received
notification on 20 August 2013 that the Trustee, Equiniti Share Plan Trustees
Limited, purchased ordinary shares of 5p each on behalf of the following
directors and persons discharging managerial responsibility on 19 August 2013,
to be held in accordance with the rules of the Company's HMRC approved share
incentive plan. The shares were purchased at a price of 684.5 pence per share.

      Director/PDMR            No. of Shares
                                 purchased

      Sue Amies-King                22

       Neil Colman                  22

        Gary Dixon                  22

       Steve Fraser                 23

      Simon Gardiner                21

       Russ Houlden                 22

      Gaynor Kenyon                 22

      Steve Mogford                 22

     Janice Smethurst               22

       Paula Steer                  22

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

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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".