Granite Falls Energy, LLC is opening it’s state-of-the-art biorefinery in Minnesota today. Granite Falls will produce more than 45 million gallons of ethanol and 130,000 tons of distillers grains annually from more than 17 billion bushels of Minnesota corn. “Minnesota has long been a leader in expanding the production and use of ethanol and today’s grand opening celebration is continued evidence of that commitment,” said Renewable Fuels Association President Bob Dinneen.