Lincolnway Energy, LLC of Nevada has agreed to pay a $176,750 fine for air and water pollution violations Story County - emitted excess pollutants, particles and nitrogen oxides, between Dec 2006 and Dec 2008 failing to conduct required stack tests in 2007 to prove it met emission limits. State lawyers said the plant failed to comply with continuous monitoring requirements, too. Lincolnway also discharged treated sewage containing excess pollutants — including iron, suspended solids and chlorine — into West Indian Creek in 2006 and 2007