Purchase of Own Securities

National Grid Transco PLC
19 February 2003

19 February 2003

                  National Grid Transco - repurchase of shares

National Grid Transco plc announces that on 18 February it purchased for
cancellation 500,000 of its ordinary shares at a price of 417.97 pence per
ordinary share.



Enquiries:

Investors

Marcy Reed             [phone]           [phone](m)
                     
Terry McCormick        [phone]           [phone](m)

Louise Clamp           [phone]           [phone](m)


Media

Gillian Home           [phone]

Jim Willison           [phone]

Clive Hawkins          [phone]


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