NEW DELHI: A magnitude 4.3 earthquake struck Assam on Sunday at 09:21:58 IST, according to the National Centre for Seismology.The tremor was recorded at a depth of 5 km, with the epicentre located in Cachar district at latitude 24.659°N and longitude 92.763°E.No immediate reports of damage or casualties have been reported so far. This is a developing story, and more details are awaited.