Division of Spill Prevention and Response

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Incident Description

Location BPXA East Operating Area, Flow Station 2, Prudhoe Bay.
Product/Quantity BPXA environmental staff and spill response technicians surveyed the site and estimated a spill volume of 4,200 gallons of crude oil based on the surface area and depth of oil within the tank’s secondary containment. This estimate is preliminary due to drifted snow inside the containment area.
Cause The failure of process instrumentation and valves used to control the fluid level in tank 1984 during processing.
Time/Date of Incident BP Exploration (Alaska) Inc. (BPXA) discovered an overflow of crude oil from tank 1984 into secondary containment at the Flow Station 2 processing facility at 2:00 p.m. on May 21, 2012. The spill was reported to ADEC at 5:01 p.m. on May 21, 2012.
Situation Reports
07/08/2014 -- Final (PDF 583K)
05/25/2012 (PDF 837K)
05/22/2012 (PDF 216K)
 
Photos
Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012)
Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012) Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012) Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012) Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012)
Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012) Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012) Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012) Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012)
Crude oil overflow spill at Flow Station 2 Tank 1984. (Photo date: 5/23/2012)      
For more information

Ashley Anderson, ADEC (907) 451-2124