The U.S. Environmental Protection Agency (EPA) and the U.S. Department of Justice announced that BP North America Inc. has agreed to pay an $8M penalty and invest more than $400M to install state-of-the-art pollution controls and cut emissions from BPs petroleum refinery in Whiting, Ind… 
http://www.oilandgasonline.com/doc.mvc/bp-agrees-to-add-more-than-m-in-pollution-controls-at-indiana-refinery-and-pay-m-clean-air-act-penalty-0001
 
More information about the settlement: http://www.epa.gov/compliance/resources/cases/civil/caa/bp-whiting.html