Dhaka, Nov. 22 -- Bangladesh has been shaken twice within seconds, with epicentres at Dhaka's Badda and Narsingdi, according to the Meteorological Department's Seismology Monitoring Centre.

Residents felt the tremors at 6:06:04pm and 6:06:05pm on Saturday, rattling Dhaka and nearby districts.

Rubaiyat Kabir of the Seismology Monitoring Centre said the first tremor originated in Badda, measuring 3.7 on the Richter scale and classified as "mild". The second, 23km from Dhaka in Narsingdi, registered 4.3 and was considered "light".

Earlier on Saturday, at 10:36am, another mild tremor of 3.3 magnitude was felt, centred in Narsingdi. It was initially reported from Baipail in Savar, but the Seismology Monitoring Centre later corrected the epi...