Total Voting Rights

Pennon Group PLC
26 October 2007

PENNON GROUP PLC

FOR IMMEDIATE RELEASE

VOTING RIGHTS AND CAPITAL

In conformity with Disclosure and Transparency Rule 5.6.1(1), Pennon Group Plc
hereby notifies the market that at 26 October 2007, the issued share capital of
the Company was 349,098,262 ordinary shares of nominal value 40.7p each with
voting rights.  Therefore, currently the total number of voting rights in Pennon
Group Plc is 349,098,262.  This figure may be used by shareholders as the
denominator for the calculations by which they will determine if they are
required to notify their interest in, or a change to their interest in, Pennon
Group Plc under the FSA's Disclosure and Transparency Rules.

In addition, in conformity with Disclosure and Transparency Rule 5.6.1(2) Pennon
Group Plc hereby notifies the market that at 26 October 2007, the total number
of voting rights attaching to shares of the Company which are held by it in
treasury is 6,066,012.


26 October 2007

www.pennon-group.co.uk


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