That level, lasting just one day, was reached in the current Iranian month that began Feb. 19, Oil Minister Bijan Namdar Zanganeh said, according to state news agency IRNA.
The Islamic Republic’s exports tumbled in 2011 as international sanctions targeted its oil industry, cutting production. Since restrictions ended in January 2016, Iran has recovered quickly, raising output near pre-sanctions levels of about 4 million barrels a day. It’s targeting 5 million a day by 2021 with the help of foreign investors, though none has yet signed a definitive contract.
Iran’s crude exports have averaged 2.45 million barrels a day since Feb. 19, Bloomberg tanker-tracking data show.
The country in November won an exemption from output cuts agreed on by the Organization of Petroleum Exporting Countries, saying it was still recovering from sanctions. Production exceeded 6 million barrels a day in the 1970s, before the Islamic Revolution drove away Western investors and prompted a long confrontation with the U.S.