The death toll from a powerful explosion at Iran's biggest port has risen to at least 40, with more than 1,200 people injured, state media reported on Sunday.

DUBAI, United Arab Emirates (AP) — The death toll from a huge explosion that rocked one of Iran’s main ports rose Monday to 46 people killed, authorities said. Iranian state television offered the toll from the blast at Shahid Rajaei port near Bandar Abbas, citing local officials.

The death toll has spiked sharply, with 1,000 others reported injured, according to the Associated Press, citing Iranian state TV. Of those wounded, 190 remain in hospital, said Pir Hossein Kolivand,