Spokesman of Libyan security guards, Ali Hassi, said that DAESH terrorists have been attacking checkpoints near the Es Sider oil port since Monday and clashes are still ongoing, Reuters reported.
Fire was set on in the oil storage tank in the port after a long-range rocket was launched by the terrorists, two guards were reportedly killed and 16 wounded.
Hassi said that seven guards were killed on Monday and 25 others were wounded during the fighting.
Another oil tanks was targeted during the clashes in the Ras Lanuf oil port on Monday where the fire was still blazing in both ports, which are the biggest oil ports in Libya, till Tuesday afternoon, the National Oil Corporation (NOC) said.
The tank which was hit in Ras Lanuf, 20 km (13 miles) from Es Sider, was holding about 400,000 barrels of oil, according to Reuters.
DAESH’s news website, A’ amaq, released a video showing the terrorists attacking Es Sider oil plant on Monday.
DAESH claimed to have launched an attack on Es Sider after taking the nearby town of Ben Jawad. But the claims could not be verified independently.
Both ports, which are located between DAESH-controlled Sirte city and the eastern city of Benghazi.
Libya is currently controlled by two rival governments with two parliaments, the General National Assembly (GNC) which is based in Tripoli while the House of Representatives (HoR) is based in the eastern coastal cities of Benghazi and Tobruk.
The two governments, have signed a UN-brokered deal to establish unity government, despite resistance in both parliaments.
Last Month, the United Nations tried to broker an agreement between the two Libyan groups in Morocco to form a national unity government and to end the ongoing conflict in the county.
Libya has been facing a violent streak of unrest since long-time autocrat Muammar Gaddafi was ousted in 2011.
Chaos in Libya has dropped crude oil production to less than a quarter of 1.6 million barrels per day.