This aerial picture taken on Oct. 4, 2021, shows environmental response crews cleaning up oil that flowed near the Talbert Marsh and Santa Ana River mouth, creating a sheen on the water after an oil spill in the Pacific Ocean in Huntington Beach, California. (Patrick T. Fallon/AFP via Getty Images)
Investigators believe a 1,200-foot cargo ship dragging anchor in rough seas caught an underwater oil pipeline and pulled it across the seafloor, months before a leak from the line fouled the Southern California coastline with crude.
A team of federal investigators trying to chase down the cause of the spill boarded the Panama-registered MSC DANIT just hours after the massive ship arrived this weekend off the Port of Long Beach, the same area where the leak was discovered in early October.
During a prior visit by the ship during a heavy storm in January, investigators believe its anchor dragged for an unknown distance before striking the 16-inch steel pipe, Coast Guard Lt. j.g. SondraKay Kneen said Sunday.
The impact would have knocked an inch-thick concrete casing off the pipe and pulled it more than 100 feet, bending but not breaking the line, Kneen said.
Still undetermined is whether the impact caused the October leak, or if the line was hit by something else at a later date or failed due to a preexisting problem, Kneen said.
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“We're still looking at multiple vessels and scenarios,” she said.
The Coast Guard on Saturday designated the owner and operator as parties of interest in its investigation into the spill, estimated to have released about 25,000 gallons of crude into the water, killing birds, fish and mammals.
And the spill's effects aren't limited to Southern California, as migratory animals who regularly spend time in Northern California waters may be harmed too, Miyoko Sakashita, director of the Center for Biological Diversity’s oceans program, told KQED in early October.
“The coastal areas off of Southern California are just really rich for wildlife, a key biodiversity hot spot,” Sakashita said.
The accident just a few miles off Los Angeles' Huntington Beach fouled beaches and wetlands and led to temporary closures for cleanup work . While not as bad as initially feared, it has reignited the debate over offshore drilling in federal waters in the Pacific, where hundreds of miles of pipelines were installed decades ago.
The DANIT's operator, MSC Mediterranean Shipping Company, is headquartered in Switzerland and has a fleet of 600 vessels and more than 100,000 workers, according to the company.
MSC representatives did not immediately respond to email messages seeking comment. A security guard reached by telephone at the company's headquarters in Geneva said it was closed until Monday.
The vessel's owner, identified by the Coast Guard as Dordellas Finance Corporation, could not be reached for comment.
The DANIT arrived in Long Beach this weekend after voyaging from China, according to marine traffic monitoring websites.
The investigation into what caused the spill could lead to criminal charges or civil penalties, but none have been announced yet, and Kneen said the probe could continue for months.
Attorneys for MSC and Dordellas will have the chance to examine and cross-examine the government’s witnesses in the case and also to call their own witnesses, according to the Coast Guard. The investigation also includes the National Transportation Safety Board and other agencies.
Kneen declined to say if any damage was found to an anchor on the DANIT after a team of at least five investigators spent much of Saturday aboard the ship.
At least two other vessels were previously boarded by investigators, who are examining logs kept by the ships' captains, officers and engineers and voyage data recorders — equivalent to the so-called black box on airplanes.
In response to the new focus on the DANIT, the Houston-based owner of the damaged pipeline, Amplify Energy, thanked the Coast Guard for its continued work on the case.
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Amplify representatives have not directly responded to questions about an hourslong delay between an alarm indicating a potential problem with the pipeline and the company reporting the leak to federal authorities.
In the weeks following the spill, the debate has rekindled on restricting offshore oil drilling. But even in California, that's a tough debate to have.
Speaking from Huntington Beach just after the spill, California Gov. Gavin Newsom acknowledged it's easier to resist new drilling than to wind down what already exists.
“Banning new drilling is not complicated,” he said. “The deeper question is, how do you transition and still protect the workforce?"
Today, there are 19 oil and gas agreements in California's coastal waters and 1,200 active wells. In federal waters, there are 23 oil and gas production facilities off the state's coast.
“It’s time, once and for all, to disabuse ourselves that this has to be part of our future. This is part of our past,” he said alongside other elected officials.
Associated Press reporters Kathleen Ronayne and Matthew Daly, and KQED reporter Joe Fitzgerald Rodriguez contributed to this report.
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