Holding(s) in Company

Pennon Group PLC
09 January 2004


PENNON GROUP PLC

FOR IMMEDIATE RELEASE

HOLDING IN COMPANY

Pennon Group Plc has today received notification (by fax dated 9 January 2004)
that at the close of business on 7 January 2004 Lehman Brothers International
(Europe) held an interest in 6,598,073 Ordinary shares of £1.11p each in Pennon
Group Plc representing 5.38% of the issued share capital of the Company.

9 January 2004

End transmission


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