6.1 magnitude earthquake strikes off Indonesia's Sumatra island, second quake in four days

An earthquake of magnitude 7.7 previously struck Indonesia two days before its independence day festivities on August 17.

Published on: Aug 18, 2026, 12:20:41 IST

Reuters

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An earthquake of magnitude 6.1 struck off Indonesia's Sumatra island on Tuesday at a depth of 29 km (18 miles), the country's geophysics agency said.

People inspect earthquake-damaged houses in North Lamba Leda, East Nusa Tenggara province, Indonesia, Tuesday, Aug. 18, 2026. (AP)

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