This document contains data on oil and chemical spills from 2006 to 2011, including totals by year and overall totals. It shows amounts of spills ranging from small amounts like 20 gallons to very large spills of hundreds of thousands of gallons. The totals spilled from 2006 to 2010 were over 4 million gallons without including a large spill into the Ala Wai Canal, and over 52 million gallons when including that spill.