Director/PDMR Shareholding

UNITED UTILITIES PLC

DIRECTORS' AND PDMR INTERESTS IN SHARES

United Utilities PLC ("the Company") announces that it received notification on
19 February 2008 that the Trustee, Hill Samuel ESOP Trustees Limited, purchased
ordinary shares of £1 each on behalf of the following directors and persons
discharging managerial responsibility on 18 February 2008, to be held in
accordance with the rules of the Company's Inland Revenue approved share
incentive plan. The shares were purchased at a price of 706.5 pence per share.

    Director/PDMR     No. of Shares 
                        purchased   
                                    
MARTIN BRADBURY             21      
                                    
ALISON CLARKE               22      
                                    
CHARLES CORNISH             22      
                                    
CLIVE ELPHICK               21      
                                    
PHILIP GREEN                20      
                                    
GAYNOR KENYON               21      
                                    
TIM WELLER                  21      

                 _____________________________________________                 

Further information can be obtained from Paul Davies, Deputy Company Secretary
+ 44 (0) 1925 237051.

United Utilities' ordinary trade on the London Stock Exchange and its ADRs,
each equal to two ordinary shares, trade OTC in the USA under the Trading
Symbol "UUPLY".