Nuna Pad Well 2

Location: Prudhoe Bay, Caelus Nuna Drillsite , Nuna Well NDST-2 approximately 46 miles as the crow flies from the Deadhorse Airport (Lat/Long: 70.421485, -150.271863)
Time/Date: Discovered at 12:30 PM July 7, 2017
Spill Id: 17399916801
Product/ Quantity: The initial report on June 18, 2017, described the product released as 5 gallons of crude as free product that escaped the well cellar and an unknown amount of crude contained in ice within the well cellar. On July 7, 2017, after the ice within the well cellar had melted Caelus reported the removal of 2500 gallons of material from the well cellar that they are calling freeze protect fluid. This material is an oil that is similar to mineral oil. On July 10, 2017, Caelus reported an estimated total of 2900 gallons of freeze protect fluid has been removed from the well cellar and surrounding gravel pad.
Cause: The cause of the release has yet to be determined. ADEC is coordinating with Caelus and the Alaska Oil and Gas Conservation Commission (AOGCC) to investigate the cause of the release. Well NDST-2 is an oil and gas production well and suspended at the time of release.