Holding(s) in Company

Pennon Group PLC
7 June 2002

HOLDING IN COMPANY

Pennon Group Plc has received notification (by letter dated 5 June 2002) that
Cater Allen International Limited has increased its interest and now holds
7,527,000 Ordinary shares of £1 each in Pennon Group Plc, representing 5.5% of
the issued share capital of the Company.

7 June 2002

End transmission.



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