Ethanol output in the U.S. rose 3 percent last week to 825,000 barrels a day, the highest level in six weeks.
Stockpiles swelled 2.4 percent to 19.2 million barrels, the biggest weekly gain since June 15 and the highest amount in three weeks, the Energy Department said in a report today in Washington, while imports surged to 58,000 barrels a day, up from 19,000, the previous week.
Ethanol-blended gasoline made up about 91 percent of the total U.S. gasoline pool, down from 93 percent in the week ended Oct. 19.
Denatured ethanol for November delivery climbed 0.6 cent, or 0.3 percent, to $2.442 a gallon at 10:10 a.m. local time on the Chicago Board of Trade. Prices have jumped 11 percent this year.