Halfaya Field is an oil field, located east of Amarah, Iraq. Halfaya is proven to hold 4.1 billion barrels (650,000,000 m) of recoverable reserve and has production potential of 200,000–535,000 barrels per day (31,800–85,100 m3/d), the China National Petroleum Corporation-led group finished the first phase in June 2012 and increased production from 3,000 barrels per day (480 m3/d) to 100,000 barrels per day (16,000 m3/d) 15 months ahead of schedule.