Dhaka, Nov. 24 -- Two moderate earthquakes struck Southeast Asia on Saturday, prompting brief concern across the region though no casualties or damage have been reported.

The first quake, measured at magnitude 5.3, occurred off the coast of Myanmar at 10:39 am, according to the US Geological Survey (USGS). The epicenter was located 267 kilometers west-southwest of Dawei at a shallow depth of 10 kilometers. The tremor was strong enough to be felt across parts of neighbouring Thailand, although authorities in both countries have confirmed no reports of injuries or structural damage.

Meanwhile, shortly afterward, a magnitude 5.2 earthquake shook the Halmahera region of North Maluku Province in eastern Indonesia, also at a depth of 10 kilom...