Completion of Non-Regulated Disposal Programme

United Utilities Group PLC

10 November 2010

                 UNITED UTILITIES COMPLETES ITS NON-REGULATED                  

                              DISPOSAL PROGRAMME                               

United Utilities today announces that it has completed its non-regulated
disposal programme*. As outlined previously, the various sales have achieved a
total enterprise value of approximately £600 million. United Utilities has
taken the decision to retain its 35.3% holding in AS Tallinna Vesi.

United Utilities intends to retain the sale proceeds within the group.

United Utilities contacts:

Gaynor Kenyon, Communications Director                   [phone]    
                                                                               
Darren Jameson, Head of Investor Relations               [phone]    
                                                                               
James Bradley / Tom Murray, Tulchan Communications       [phone]  

Notes

*The non-regulated businesses sold by the group include its:

  * 15% investment in Northern Gas Networks Holdings Limited;
   
  * 11.67% economic interest in Manila Water Company;
   
  * 100% owned subsidiary United Utilities Australia Pty Limited and related
    entities;
   
  * 77.1% holding in Sofiyska Voda AD in Bulgaria;
   
  * 33.2% holding in Aqua Spolka Akcyjna in Poland;
   
  * stake in the 2010-15 capital management contract with Southern Water;
   
  * stake in the capital delivery contract with Southern Water to manage the
    design and build of a new wastewater treatment works in the Brighton and
    Hove area;
   
  * UK industrial solutions business;
   
  * three Scottish private finance initiatives (33.33% of Catchment Moray
    Holdings Limited, 33.33% of Catchment Tay Holdings Limited and 50.0% of
    Catchment Highland Holdings Limited) and associated operations contracts;
   
  * 50% holding in its non-regulated gas and electricity meter ownership
    business, Meter Fit;
   
  * electricity operations and maintenance business in the North West of
    England;
   
  * operations, maintenance and capital management contract with Northern Gas
    Networks;
   
  * gas and electricity metering installation contract with British Gas
    Trading; and
   
  * Derbyshire municipal solid waste (MSW) preferred bidder position and other
    MSW related interests.