Holding(s) in Company

Pennon Group PLC
06 September 2005


PENNON GROUP PLC

FOR IMMEDIATE RELEASE

HOLDING IN COMPANY

Pennon Group Plc has received notification (by fax dated 5 September 2005) that
Legal & General Group plc and/or its subsidiaries hold an interest in 5,180,682
Ordinary shares of £1.11p each in Pennon Group Plc.


6 September 2005

www.pennon-group.co.uk

End transmission


                      This information is provided by RNS
            The company news service from the London Stock Exchange           GGLMVRGKZM