Photograph provided by Shell on Tuesday, shows an oil slick following a spill at the company’s Bonga offshore facility, located 75 miles off the Nigerian coast.
Oil from an offshore spill has spread roughly 100 nautical miles, after a leak occured while loading a tanker, a Nigerian official said on Thursday.
Royal Dutch Shell shut down a deep-water oil field, off Nigeria’s oil-rich Southern Delta on Tuesday.
Head of Nigeria’s oil spill management agency, Peter Idabor, said the offshore spill is likely the worst in a decade.
He expects oil to begin washing ashore on Nigeria’s Southern coast later Thursday.