A magnitude 5.8 earthquake shook northeastern Iran Thursday, state television reported, adding that there were no immediate reports of damage.

The quake hit the town of Sangan at a shallow depth of 8 km (5 miles) it said. The town, which has a population of about 10,000, is located near the border with Afghanistan.

“We have not received any reports of casualties until this moment, but a large area has been affected, which our survey teams are investigating,” the head of the provincial emergency department, Hojjatali Shayanfar, told state TV.