On two separate occasions, ArcelorMittal failed to immediately report hazardous chemical releases in excess of each chemical's Reportable Quantity (RQ). The releases cited are: 1.) July 12, 2010 - 51 lbs. of cyanide (RQ = 10 lbs.); 2.) November 19, 2010 - 6,654 lbs. of sulfuric acid (RQ = 1,000 lbs.).