About 950 nearby residents had been evacuated, Pertamina said, with videos shared on social media showing huge flames engulfing the 125,000 barrels per day facility, while a large explosion can be heard.
Serum Institue of India's CEO, Adar Poonwala, said he was “deeply saddened” by the loss of life. He said there would be no reduction in vaccine manufacturing because the company has other available facilities.
Local media reported at least 20 fire tenders were at the site of the inferno. Fire officials said that dozens of houses have been damaged in the fire.
Local authorities promised to award the doctors who continued with the operation and the firefighters who extinguished the blaze. Firefighters who took more than two hours to put out the blaze said they used fans to keep smoke out of the operating room.
Crews had entered the building to battle what was initially thought to be a minor blaze when they noticed that the smoke pressure was escalating and decided to evacuate, Los Angeles Fire Department chief Ralph Terrazas told reporters.
One fisherman was killed and 11 others reported missing after their boat caught fire off South Korea's southern coast, authorities said on Tuesday.
Egypt's prosecutor-general said in a statement that it has launched an investigation into the incident focusing on the technical specifications of the private hospital's intensive care unit.