Director/PDMR Shareholding

Pennon Group PLC
27 January 2006

PENNON GROUP PLC



FOR IMMEDIATE RELEASE



DIRECTORS' SHAREHOLDINGS  (PURSUANT TO DR3.1.4R(1))





Pennon Group Plc announces that it received notification on 27 January 2006
pursuant to DR3.1.2R (and also Section 324 (as extended by Section 328) of the
Companies Act 1985 in respect of Mr C I J H Drummond) as follows:


(1)       that pursuant to the rules of the Company's Annual Incentive Bonus Plan - Deferred Element ('the
          Plan') the following Ordinary shares of 111p each in the Company vested in persons discharging
          managerial responsibilities of the Company ('the Directors') on 16 January 2006 in England:


          Mr C I J H Drummond                       -   1,161
          Mr B S Hurley                             -   474
          Mr J R Cardwell                           -   570
          Mr M Hellings                             -   712


          These shares were awarded to the Directors in November 2002 following the achievement of
          corporate and individual performance objectives established pursuant to the Plan and have been
          held in trust by Pennon Share Plans (Guernsey) Limited ('the Plan Trustee') until their release.
            The value of the shares on the date of release was 1178p per share.

(2)       Also in accordance with the rules of the Plan the following Ordinary shares of 111p each of the
          Directors (from the above shares which vested on 16 January 2006) were sold by the Plan Trustee
          at a price of 1178p each on 16 January 2006 in England to meet the income tax and National
          Insurance liabilities of the Directors arising from the vesting of the shares:


          Mr C I J H Drummond                       -   477
          Mr B S Hurley                             -   195
          Mr J R Cardwell                           -   234
          Mr M Hellings                             -   292











27 January 2006



www.pennon-group.co.uk



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