Director/PDMR Shareholding

Severn Trent Plc has been informed that on 14 July 2008, 77,091 Ordinary Shares
of 97 17/19 pence each in Severn Trent Plc were provisionally allocated under
the terms of the Severn Trent Plc Long Term Incentive Plan 2005 to the
Directors and Persons Discharging Managerial Responsibilities ("PDMR") of the
Company as set out below. These Ordinary Shares will vest at the end of a three
year performance period, depending on the achievement of performance targets,
with the exception of Mr Graziano. Mr Graziano's Ordinary Shares will vest in
three equal tranches at the end of the financial years ending 31 March 2011,
2012 and 2013, depending on the achievement of performance targets.

Name                       Status             No. of Shares   
                                             Subject to Award 
                                                              
A J Ballance               Director                      5,486
                                                              
M J Kane                   Director                      6,001
                                                              
M J E McKeon               Director                     13,717
                                                              
A P Smith                  Director                      8,230
                                                              
A P Wray                   Director                     19,684
                                                              
L F Graziano               PDMR                         17,252
                                                              
F B Smith                  PDMR                          6,721

This notification is provided in accordance with DTR3.1.4R(1).

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