Holding(s) in Company

Pennon Group PLC
23 March 2004

PENNON GROUP PLC

FOR IMMEDIATE RELEASE

HOLDING IN COMPANY


Pennon Group Plc has today received notification (by fax dated 22 March 2004)
that Lansdowne Partners Limited Partnership, on behalf of client funds that it
manages, now holds an interest in 3,888,222 Ordinary shares of £1.11p each in
Pennon Group Plc.


23 March 2004

www.pennon-group.co.uk

End transmission




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