Steve Mogford - Change in Responsibilities

UNITED UTILITIES GROUP PLC STEVE MOGFORD - CHANGE IN RESPONSIBILITIES In accordance with Listing Rule 9.6.11, United Utilities Group PLC announcesthat Steve Mogford, CEO, has stepped down from the Nomination Committee. TheNomination Committee's membership now consists of the non-executive Chairmanand five independent non-executive directors. __________________________________________________________________________ Further information can be obtained from Jane Gilmore, Deputy Company Secretary44 1 925 237052 - United Utilities Group's ordinary shares trade on the London Stock Exchange andits ADRs, each equal to two ordinary shares, trade over the counter under theTrading Symbol "UUGRY".