ExxonMobil the Exxon Building (1251 Avenue of the Americas), its former headquarters in Rockefeller Center, to a unit of Mitsui Real Estate Development Co. Ltd. in 1986 for $610 million, and in 1989, moved its headquarters from Manhattan, New York City to the Las Colinas area of Irving, Texas. John Walsh, president of Exxon subsidiary Friendswood Development Company, stated that Exxon left New York because the costs were too high. On March 24, 1989, the Exxon Valdez oil tanker struck Bligh Reef in Prince William Sound, Alaska and spilled more than of crude oil. The Exxon Valdez oil spill was the
Katina P Katina P Katina P was a Greek oil tanker carrying 72,000 tonnes of oil which sank off the Mozambique coast on 26 April 1992. On 17 April 1992, the master of the Greek-owned, Maltese-flagged vessel "Katina P" deliberately ran the ship aground north of Maputo in Mozambique and then abandoned ship. The tanker, which had been under way from Venezuela to the Persian Gulf, had lost a hull plate during a storm. Two of the vessel's tanks had ruptured and spilled some 13,000 tonnes of #6 heavy fuel oil in the Mozambique Channel. A further 3,000 tonnes leaked from the