Holding(s) in Company

Pennon Group PLC
22 February 2006



PENNON GROUP PLC

FOR IMMEDIATE RELEASE

HOLDING IN COMPANY


Pennon Group Plc has received notification (by fax dated 21 February 2006) that,
following Pennon's Share Capital Consolidation, on 20 February 2006 Standard
Life Investments held an interest in 3,832,612 Ordinary Shares of £1.22 1/10p
each in the Company, representing 3.231% of the issued share capital.



22 February 2006

www.pennon-group.co.uk


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