 In January 2006 the New York State Department of Environmental Conservation, backed by the involved companies, asserted that of spilled oil had been recovered and cleaned up.In 2007 a report by the United States Environmental Protection Agency on the spill raised the estimated size of the contaminated area to and the estimated spillage volume to , three times larger than the Exxon Valdez spill.The report also criticized the recovery efforts and a recent slowdown of the clean up.