Key corporate dates 2012

United Utilities Group PLC

10 January 2012

          United Utilities announces its key corporate dates for 2012          

United Utilities expects to announce its full year results for the year ending
31 March 2012 on Thursday 24 May 2012. The key corporate dates are expected to
be:

Interim management statement for the period from 1      1 February 2012   
October 2011                                                              
                                                                          
Payment of 2011/12 interim dividend to shareholders     1 February 2012   
                                                                          
Pre-close trading update                                22 March 2012     
                                                                          
Announcement of full year results for the year ending   24 May 2012       
31 March 2012                                                             
                                                                          
Ex-dividend date for 2011/12 final dividend             20 June 2012      
                                                                          
Record date for 2011/12 final dividend                  22 June 2012      
                                                                          
Interim management statement for the period from 1      27 July 2012      
April 2012                                                                
                                                                          
Annual General Meeting                                  27 July 2012      
                                                                          
Payment of 2011/12 final dividend to shareholders       3 August 2012     
                                                                          
Pre-close trading update (provisional)                  20 September 2012 
                                                                          
Announcement of half year results for the six months    28 November 2012  
ending                                                                    
                                                                          
30 September 2012 (provisional)                                           
                                                                          
Ex-dividend date for 2012/13 interim dividend           19 December 2012  
(provisional)                                                             
                                                                          
Record date for 2012/13 interim dividend (provisional)  21 December 2012  
                                                                          
Payment of 2012/13 interim dividend to shareholders     1 February 2013   
(provisional)                                                             

Further information can be obtained from:

Jane Gilmore, Deputy Company Secretary [phone]

Darren Jameson, Head of Investor Relations [phone]

United Utilities' 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".