The average price for diesel in Iowa was $3.47 per gallon for February 15th, which is a 4.2 percent increase from the January price of $3.33.|A monthly report on the average price of 10 percent ethanol blend mid-grade gasoline in Iowa was $3.06 per gallon as of February 15th, which is a 2.0 percent increase from January’s price of $3.00. The average price for diesel in Iowa was $3.47 per gallon for February 15th, which is a 4.2 percent increase from the January price of $3.33. For Iowa metro area averages, visit: http://www.energy.iowa.gov/Newsroom/fuel_price.html|