A 3.9 to 4.1 magnitude earthquake struck Assam on Thursday evening, with epicenters reported in Udalguri and Dhekiajuli districts. Tremors were felt across central and northern parts of the state, and in neighboring Bhutan. This follows a 5.1 magnitude quake on Monday with its epicenter in Morigaon district. No injuries or property damage have been reported from Thursday's event, though the earlier quake caused minor damage and three injuries. The region is known for its seismic activity.