Holding(s) in Company

Pennon Group PLC
09 September 2005


PENNON GROUP PLC

FOR IMMEDIATE RELEASE

HOLDING IN COMPANY

Pennon Group Plc has received notification (by fax dated 8 September 2005) that
Zurich Financial Services and its Group now holds 5,195,232 Ordinary shares of
£1.11p each in Pennon Group Plc.


9 September 2005

www.pennon-group.co.uk

End transmission



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