Crews use steamer equipment to melt contaminated material for collection with a vacuum rig Dec. 7, 2009. The spill was from an 18-inch three-phase common line carrying a mixture of crude oil, produced water, and natural gas. The spill discovered on Nov. 29, 2009, is approximately 1.5 miles from the Lisburne Production Center west of Prudhoe Bay. B. FULTZ / ALASKA DEPT. OF ENVIRONMENTAL CONSERVATION