Strong and shallow M6.1 earthquake hits Nicobar Islands, India region


A strong and shallow earthquake registered by the USGS as M6.1 hit the Nicobar Islands, India Region at 03:42 UTC on August 3, 2021. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting it as M6.0 at a depth of 20 km (12.4 miles).

The epicenter was located 342 km (212 miles) SSE of Port Blair, Andaman and Nicobar, India, and 360 km (224 miles) NNW of Sabang, Aceh, Indonesia.

There are about 1 000 people living within 100 km (62 miles).

28 000 people are estimated to have felt light shaking.

The USGS issued a Green alert for shaking-related fatalities and economic losses. There is a low likelihood of casualties and damage.

Overall, the population in this region resides in structures that are vulnerable to earthquake shaking, though resistant structures exist. The predominant vulnerable building types are unreinforced brick with concrete floor and precast concrete frame with wall construction.

Image credit: TW/SAM, Google

Image credit: TW/SAM, Google

Image credit: TW/SAM, Google

Featured image credit: TW/SAM, Google


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