US Energy Information Administration has reported ethanol growth of 0.2% to 807,000 barrels a day in output capacity for the week ended 29 March 2013.
According to the data, the output demonstrates a 16% drop compared to record high of 963,000 barrels a day in December 2011.
The fuel import surged to 81% to 49,000 barrels a day in the week, recording highest figures since 18 January 2013, reported Bloomberg.
Ethanol-based gasoline catered to nearly 92% of the total fuel requirement in the US, marking the lowest reading since 22 February 2013.
Meanwhile, denatured ethanol for April delivery increased 1.4% to $2.421 a gallon.
Stockpiles remained flat at 17.5 million barrels, week-on-week. Nevertheless, it witnessed a 22% dip compared to the same period of 2012.