Officials at the Regional Seismological Centre here said the tremor, with its epicentre in Assam's Kokrajhar district, was also felt in other North-Eastern states.
Assam and all states in the North East are categorized under Zone-V in the country's Seismological Map, they said.
An earthquake of moderate intensity of 5.6 on the Richter Scale rocked Assam, including its capital Guwahati, at 6.35 am today.
