Holding(s) in Company

Pennon Group PLC
07 June 2006






PENNON GROUP PLC



FOR IMMEDIATE RELEASE



HOLDING IN COMPANY




Pennon Group Plc has received notification (by fax today) that Zurich Financial
Services and its Group hold an interest in 5,970,600 Ordinary Shares of 1221/10p
each in the Company, representing 5.03% of the issued share capital.






7 June 2006



www.pennon-group.co.uk



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