Alaska Dispatch News | Alaska oil pipeline volumes usually decrease each year. But 2016 was different. Alaska Dispatch News Last year, oil transport through the line had dropped to the lowest point since 1977, its first year of operation. Legacy fields such as Prudhoe Bay and Kuparuk continue to decline, but a newer field operated by ConocoPhillips called CD5 that went ... 'Surprising' oil-lease sale draws big bids |