Petroleum News by Eric Lidji.  

Even decades after their discovery, and years past peak production, the Prudhoe Bay unit and Kuparuk River unit continue to be the two most active oil fields in Alaska.

Although oil prices were drastically lower in 2015 than 2014, both units saw greatly increased drilling, according to Alaska Oil and Gas Conservation Commission records.  (More for this story and other iweekly petroleum news)