Seneca Biorefinery

REG Seneca is a biodiesel production facility in northern Illinois. The biorefinery produces approximately 60 million gallons of biodiesel annually and began operations in 2008. 

  • Nameplate Capacity: 60 mmgy
  • Feedstocks: High and low free fatty acid feedstocks
  • Loading Capabilities: Truck, rail and barge
  • Rail Line: CSX
  • Production Start Date: April 2008
REG Seneca Plant

Address

614 Shipyard Rd. 
Seneca, IL 61360

Hours of Operation

Loading: 24 hours a day, 7 days a week
Saturday: 6 a.m. – 12 p.m. CT
Office: 7 a.m. – 4:30 p.m CT
Loading appointment required: Yes
Contact: biodieselinternalsales@regi.com

About Seneca

Seneca, Illinois, enjoys a small-town atmosphere, with a population of 2,400 people, with the convenience of being 70 miles from downtown Chicago. Sitting on the Illinois River, Seneca offers plenty of water activities. And the Illinois and Michigan Canal run through the downtown, providing opportunities for hiking, jogging, cycling, snowmobiling and cross country skiing.