LONDON (Dow Jones)--U.K. natural gas grid operator National Grid PLC (NGG) Thursday said the Al Oraiq liquefied natural gas ship berthed at its Isle of Grain regassification terminal in Kent, England, Thursday. The Isle of Grain terminal is able to import 9.8 million metric tons of LNG a year. U.K.-based oil and gas major BP PLC (BP), state-owned Algerian energy company Sonatrach, U.K. utility Centrica PLC (CNA.LN) and French utility GDF-Suez SA (GSZ.FR) are the capacity holders at the terminal. Company website: http://www.nationalgrid.com -By Lananh Nguyen, Dow Jones Newswires; +44 (0)20-7842-9479; [email protected] (END) Dow Jones Newswires June 24, 2010 08:37 ET (12:37 GMT)