Transaction in Own Shares

Pennon Group PLC
26 July 2007

Pennon Group Plc



26 July 2007





Transaction in Own Shares







Pennon Group Plc announces that it has today purchased through Merrill Lynch
International 250,000 ordinary shares at a price of 603.1662 pence per share.



The purchased shares will all be held in treasury.  Following the above purchase
and non-cancellation of such equity shares, Pennon Group Plc will hold 2,053,448
ordinary shares in treasury and a total of 353,110,826 ordinary shares will be
in issue (excluding shares to be held in treasury).










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