Iowa Biodiesel Board

Biodiesel Quick Facts Bookmark and Share


  • When properly handled and treated, up to a 20 percent blend of ASTM-spec biodiesel (B20) will work just like diesel, even in cold temperatures.
  • Most auto and truck equipment manufacturers approve of up to B20 in some or all diesel models. OEM statements
  • Up to 5 percent biodiesel (B5) is legally considered diesel fuel and poses no warranty or operational issues.
  • More than 90 percent of the state’s biodiesel production capacity comes from BQ-9000 certified producers. BQ-9000 is the industry’s stringent quality assurance program.


  • Iowa’s 12 biodiesel plants produced almost 300 million gallons of biodiesel in 2016.
  • Iowa biodiesel supports more than 3,000 full-time equivalent jobs in all sector of the Iowa economy according to a study by ABF Economics.
  • The biodiesel industry’s contribution to Iowa’s GDP is $350 million annually according to ABF Economics.


  • Used in conventional diesel engines, biodiesel reduces most regulated emissions, especially in legacy diesel vehicles.
  • A DOE/USDA life cycle analysis shows biodiesel reduces lifecycle carbon dioxide by 78 percent compared to diesel.
  • Biodiesel is an advanced biofuel.
  • Biodiesel is ten times less toxic than table salt and biodegrades as fast as sugar.
  • Biodiesel yields about 5.5 times more energy than it takes to produce it.


  • There are federal and state tax incentives and programs that impact the price of biodiesel.
  • Although pricing may vary, biodiesel blends are often very cost-competitive with diesel.


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