Drill baby drill or is leak baby leak Phyllis Mains wrote: > > ANCHORAGE, Alaska - Crews on Wednesday were continuing to remove snow > contaminated with oil from an area around a well house where a pipe > broke in the Prudhoe Bay oil field. > > Tom DeRuyter, the state's on-scene spill coordinator, said the area > around the well house is misted with oil. He said 72 cubic yards of > contaminated snow - most of it from the well house's gravel pad - have > been removed but there is more to go. > > The spill was discovered Monday morning by a BP oil field operator > doing a routine inspection. The break in the 6-inch line occurred > where the production line left the well house. > > The cause of the break is not yet known, DeRuyter said. > > "The case is going to be under investigation as to why the line > parted," he said. > > BP spokesman Steve Rinehart said the well line broke at a weld and > released an estimated 3 gallons of oil and 131 gallons of water. The > estimation was reached by considering how much oil and water the pipe > normally carried and how quickly the automatic shut-off valve worked, > he said. > > Rinehart said the pipe carried 98 percent water. A test in > mid-December showed it took the valve 30 seconds to close, he said. > > Spill responders have delineated the spill area and marked it with > stakes in the event it becomes covered in snow, DeRuyter said. > > The area of the spill appears to cover about five acres with the > heaviest coating of oil closer to the well house and a gravel pad, > where an estimated 14,000 square feet was contaminated. The other > areas of contamination are about 50,000 square feet in a reserve pit > and about 158,000 square feet of snow-covered tundra. > > The line that broke carried a mixture of crude oil, produced water and > gas. DeRuyter said the contamination appears to be oil. > > "It is all misted oil," he said. > > DeRuyter said when oil is released under pressure it forms an aerosol > and is carried by the wind. The outer edges of the contaminated area > are a very faint gray, he said. > > Front loaders were being used Wednesday to scoop up the contaminated > snow and take it to a facility for disposal. > > "The clean up is well under way," Rinehart said. > > BP operates the Prudhoe Bay oil field - North America's largest oil field. > > Last month, one of the North Slope's biggest spills - 46,000 gallons > of oil, water and natural gas - was reported at the Lisburne oil > field, another BP-operated site. That spill occurred when an 18-inch > line split on Nov. 29. The cause of that spill is believed to be ice > buildup in the line. > > Lois Epstein, an Anchorage consultant on pipeline safety, said the > recent spills highlight a long-standing problem on the North Slope in > certain pipelines that carry oil, gas and water. For decades those > lines, unlike transit lines that carry oil after processing, have been > unregulated by the federal government, she said. The flow lines were > placed under state regulation only recently. > > > > > ____________________________________________________________ > Nutrition > Improve your career health. Click now to study nutrition! > <http://thirdpartyoffers.juno.com/TGL2142/c?cp=8OoR0j6kQ2NyxLJkouOilAAAJ1CqhysHoqKPmxy1AMlPj2phAAYAAAAAAAAAAAAAAAAAAADNAAAAAAAAAAAAAAAAAAASQwAAAAA=> > - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - To > unsubscribe from the IOWA-TOPICS list, send any message to: > [log in to unmask] Check out our > Listserv Lists support site for more information: > http://www.sierraclub.org/lists/faq.asp - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - To unsubscribe from the IOWA-TOPICS list, send any message to: [log in to unmask] Check out our Listserv Lists support site for more information: http://www.sierraclub.org/lists/faq.asp