 Purchase contracts limits local distributors (Great River Energy's customers) to a 5% maximum of self-generation.In 2010, Great River Energy led a team that was awarded with Power Engineering magazine’s 2010 Coal-Fired Project of the Year.The project, “DryFining,” created a new technology for coal-firing power plants that improves fuel quality, decreases volatile gas emissions, and reduces a plant’s operating expenses and maintenance costs.