U.S. oil price fell on Thursday as official data showed the country's oil inventories rose more than expected.
The U.S. Energy Information Administration said in its weekly report on Thursday that U.S. crude stocks increased 4.6 million barrels last week, higher than market expectation of a 4.0-million barrel build.
Meanwhile, investors kept an eye on the Category-5 storm Hurricane Irma, which is moving towards the Caribbean and Florida in south U.S. and could knock out refineries and cause fuel shortages.
The West Texas Intermediate for October Delivery lost 0.07 dollar to settle at 49.09 dollars a barrel on the New York Mercantile Exchange, while Brent crude for November delivery gained 0.29 dollar to close at 54.49 dollars a barrel on the London ICE Futures Exchange.