Dividend Notification

Thames Water PLC
24 May 2000

FINAL DIVIDEND
SECURITY TITLE
*Ord Shs.
MNEMONIC CODE           *TW.
SEDOL CODE              *293-037
DIVIDEND AMOUNT         *32.7p
TOTAL                   *46.5p
PERIOD                  *Year ended 31-03-00
PROVISIONAL EX DATE     *31-07-00
RECORD DATE             *04-08-00
PAYMENT DATE            *02-04-01
NOTES *Issuer amendment to record date.  Therefore, the provisional Ex dividend 
       date has been recalculated.  This replaces the previous dividend         
      announcement (RNS No. 9651K) released 23-05-00 at 08:34.  All other       
     details remain unchanged.