Director/PDMR Shareholding

Northumbrian Water Group PLC
06 February 2007


                          Northumbrian Water Group plc

                                (the "Company")


                        Notification of PDMR's interests

                                      and

                           Dealing by employee trust


The Company has been informed that Northumbrian Water Share Scheme Trustees
Limited (the "Trustee") of the NWG Long Term Incentive Plan (the "Plan") has
today, 6 February 2007, transferred 16,201 ordinary 10 pence shares,
representing 0.003% of the Company's issued capital, at nil cost to Ceri Jones,
a person discharging managerial responsibility ("PDMR") pursuant to the rules of
the Plan. The transfer of shares is pursuant to a conditional award of shares
made on 27 January 2004. Of these, 6,576 shares (0.001%) were sold to meet tax
liabilities, and the balance of 9,625 shares was transferred to Mrs K Jones. Mr
Jones' beneficial holding in the Company is now 17,623 shares, representing
0.003% of the Company's issued share capital.


Following this reduction, the Trustee holds 816,894 shares, representing 0.158%
of the Company's issued share capital.


The Trustee holds these shares in order to satisfy awards made under the
Company's LTIP, and so John Cuthbert and Chris Green, as executive directors of
the Company, and Ceri Jones and Graham Neave, as PDMRs, are potential
beneficiaries of these shares held by the Trustee.


This notification is made in accordance with DTR3.1.4R(1).


Name of contact and telephone number for queries


Martin Parker, Company Secretary

Tel: [phone]




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