At the Ohio State vs. Purdue football game on October 20, 2012, Ohio Stadium became the largest stadium in the nation to achieve zero waste by diverting 94.4 percent of game-day materials from landfills: 6.4 tons recycled, 7.7 tons composted, and only 1,600 pounds sent to fill.
At the Ohio State vs. Illinois football game on November 3, 2012, the university achieved zero waste for a second time by diverting 98.2 percent of game-day materials from landfills: 6.5 tons recycled, 5.5 tons composted, and only 447 pounds sent to fill—a new record low for a game.