Coordinates: 51°42′29″N 4°59′20″W / 51.708°N 4.989°W The Esso Refinery at Milford Haven was an oil refinery situated on the Pembrokeshire coast in Wales. Construction started in 1957 and the refinery was opened in 1960 by the Duke of Edinburgh. Construction cost £18million and the refinery had the capacity to process 4.5million tons of crude oil a year.
The refinery closed down in March 1983. Today, the site has been converted by the owners Exxonmobil into the South Hook LNG terminal.