Columbia - OR Located at the Port of Morrow in Boardman, Oregon, the Columbia biorefinery began operations in August 2007 and sells ethanol, wet distillers grains, corn oil, and CO2. More Magic Valley - ID Located in Burley, Idaho, the Magic Valley biorefinery began operations in April 2008 and sells ethanol, wet distillers grains, corn oil. More Madera - CA Located in Madera, California, the Madera biorefinery began operations in October 2006 and sells ethanol, wet distillers grains, corn oil. More Stockton - CA Located in Stockton, California, the Stockton biorefinery began operations in September 2008 and sells ethanol, wet distillers grains, corn oil. More