KABUL: A 6.3-magnitude earthquake struck near the northern Afghan city of Mazar-i-Sharif early on Monday, killing at least nine people and injuring about 150, provincial authorities said on Monday.

The US Geological Survey said the quake hit at a depth of 28 km (17.4 miles) near Mazar-i-Sharif, which has a population of about 523,000.

The toll was based on hospital reports collected as of Monday morning, he said.

Four people were killed in Balkh province, where Mazar-i-Sharif is the capital, according to Kamal Khan Zadran, a health department spokesman.

He said the provincial hospital was also treating 120 people for injuries.