According to initial reports, the quake tremors were felt in Thailand, Malaysia, Singapore and India too.
A tsunami alert for the Indian Ocean was immediately put in place following the earthquake which occurred at a depth of 33km. The quake epicenter is reported to be at about 495Km to the south west of Banda Aceh in Sumatra. Tsunami alert are targeted for the following countries:
Indonesia, India, Sri Lanka, Australia, Myanmar, Thailand, Maldives, United Kingdom, Malaysia, Mauritius, Reunion, Seychelles, Pakistan, Somalia, Oman, Madagascar, Iran, UAE, Yemen, Comoros, Bangladesh, Tanzania, Mozambique, Kenya, Crozet Islands, Kerguelen Islands, South Africa, and Singapore
Indonesia and particularly the region around Sumatra is known to be a region prone to seismic activities all year long.
Tsunami waves are expected along the coast of Mauritius between 18:00 and 19:00 today.
Sky News reports that evacuation is going on in Sumatra.