BP/Gulf Oil Gusher BP Confirms Successful Completion of Well Kill Operations in Gulf of Mexico by Gary Kopycinski on September 19, 2010 Gary Kopycinski Author More in BP/Gulf Oil Gusher: Statement of Chris Canfield One Year After Deepwater Horizon Explosion April 20, 2011 Groups Tell Congress: Get Together and Get Gulf Restoration Done April 20, 2011 BP’s Criminal Negligence Exposed April 20, 2011 HOUSTON–(ENEWSPF)–September 19, 2010. BP today confirmed that well kill operations on the MC252 well in the Gulf of Mexico are now complete, with both the casing and annulus of the well sealed by cement.