840,000 Gallons of Oil Leak Into Michigan River Kalamazoo feeds into Lake Michigan 22 comments Comments The oil could reach Lake Michigan by the weekend. (AP Photo/Journal Times, Gregory Shaver) (User Submitted) – A pipeline that normally sends oil from Griffith, Indiana, to Sarnia, Ontario, Canada, sprang a leak Monday. What started in a small tributary has now reached the Kalamazoo River, and the oil—about 840,000 gallons spilled—could reach Lake Michigan this weekend. Volunteers are mobilizing to save local wildlife. Read the full article at the Detroit Free Press.