Kerteh (Jawi: كرتيه) is a mukim located in Kemaman District, Terengganu, Malaysia.Kerteh is the base of operations for Petronas in Terengganu, overseeing the oil platform operations off the state's coast as well as petrochemicals production,[1] natural gas processing[2] and crude oil refining.[3] The oil refinery began operating in March 1983 and reached full capacity by late 1983.The crude oil export terminal, used by ExxonMobil, began operating in late 1983.Kerteh is served by the Kerteh Airport, a small airport catering mostly to helicopter flights to offshore oil platforms and charter plane flights for Petronas staff to Sultan Abdul Aziz Shah Airport near Kuala Lumpur.