Dawn Shock Hits Nagaon
At 4:23 a.m. IST on Tuesday, 6 October, seismographs registered a magnitude‑4.5 earthquake beneath Assam’s Nagaon district, according to the National Centre for Seismology (NCS).
Depth and Epicentre Details
The seismic event originated roughly 33 km below the earth’s surface, centred at latitude 26.428° N and longitude 93.060° E.
Impact on the Local Community
The sudden jolt awakened residents, but officials confirm that no injuries or structural damage have been reported. NCS has logged the incident as a reviewed earthquake, verifying its magnitude, depth and coordinates.
Earlier Tremor in Himachal Pradesh
A separate, smaller quake struck Himachal Pradesh’s Una district on 4 October at 11:48 p.m. The NCS measured it at magnitude 2.5, originating from a shallow depth of about 9 km.
Like the Nagaon event, the Una tremor caused no casualties or property loss.
Looking Forward
These occurrences underscore the importance of continuous seismic monitoring across India’s northeastern region. Authorities will keep a close watch and provide updates should any further effects surface.



