The Andaman Sea is a marginal sea of the northeastern Indian Ocean bounded by the coastlines of Myanmar and Thailand along the Gulf of Martaban and the west side of the Malay Peninsula, and separated from the Bay of Bengal to its west by the Andaman Islands and the Nicobar Islands. Its southern end is at Breueh Island just north of Sumatra, with the Strait of Malacca further southeast.
On 26 December 2004, at 07:58:53 local time (UTC+7), a major earthquake with a magnitude of 9.2–9.3 struck with an epicentre off the west coast of northern Sumatra, Indonesia. The undersea megathrust earthquake, known by the scientific community as the Sumatra–Andaman earthquake, was caused by a rupture along the fault between the Burma plate and the Indian plate, and reached a Mercalli intensity up to IX in some areas.
According to official estimates in India, 10,749 people were killed, 5,640 people were missing and thousands of people became homeless when a tsunami triggered by the 2004 Indian Ocean earthquake near the Indonesian island of Sumatra struck the southern coast on 26 December 2004. The earthquake registered 9.1–9.3 Mw and was the largest in five decades. It was followed by strong aftershocks on the Andaman and Nicobar Islands. The death toll of the earthquake was 1,500 people.
The 2004 Indian Ocean earthquake was an undersea megathrust earthquake of moment magnitude 9.1–9.3 that struck the Indian Ocean off the western coast of northern Sumatra, Indonesia on 26 December 2004 at 00:58:50 UTC.
Indonesia was the first country to be seriously affected by the earthquake and tsunami created by the 2004 Indian Ocean earthquake on 26 December 2004, swamping the northern and western coastal areas of Sumatra, and the smaller outlying islands off Sumatra. Nearly all the casualties and damage took place within the province of Aceh. The time of arrival of the tsunami was between 15 and 30 minutes after the deadly earthquake. According to the country's National Disaster Relief Coordination Agency, around 130,000 people were dead and 37,063 were missing. In addition, the UN estimated that 655,000 people were homeless and sheltering in scattered refugee camps across the province.
In the independent republic of Maldives, all islands except for 9 were hit by the 2004 Indian Ocean tsunami. 82 people were killed and 24 reported missing and presumed dead after the archipelago was hit by a tsunami caused by the 2004 Indian Ocean earthquake on 26 December 2004. Two-thirds of the capital city Malé was flooded during the first hours of the day. Outlying low-level atolls were badly affected, and some low-lying islands, including some of the major resorts, were submerged at the peak of the tsunami.
Official reports from the government of Myanmar (Burma) cite a death toll of 90 due to the tsunami caused by the 2004 Indian Ocean earthquake on 26 December 2004. However, some estimates put the toll at between 400 and 600. 30,000 citizens of Burma were estimated to be in need of shelter, food and water, and 788 buildings were reported damaged and destroyed.
Sri Lanka was one of the countries struck by the tsunami resulting from the Indian Ocean earthquake on December 26, 2004. On January 3, 2005, Sri Lankan authorities reported 30,000+ confirmed deaths.
Thailand was one of the 14 countries affected by the 2004 Indian Ocean earthquake and tsunami on 26 December 2004. It left behind unprecedented damage and destruction in six provinces of Thailand, impacting 407 villages, completely destroying 47 of them, including prominent tourist resorts like Khao Lak. The disaster killed about 5,400 people in Thailand, including foreign tourists.
The Indian Ocean Tsunami Warning System was set up to provide warning to inhabitants of nations bordering the Indian Ocean of approaching tsunamis. The tsunami warning system has been in use since the mid-2000s.
The 2005 Nias–Simeulue earthquake occurred on 28 March off the west coast of northern Sumatra, Indonesia in the subduction zone of the Sunda megathrust. At least 915 people were killed, mostly on the island of Nias. It was the third most powerful earthquake since 1965 in Indonesia with a magnitude of 8.6 that caused a relatively small tsunami. Damage ranged from hundreds of buildings being destroyed in Nias to widespread power outages throughout the island of Sumatra. Following the mainshock, eight major aftershocks occurred ranging from 5.5 to 6.0 magnitudes.
Indira Point, the southernmost point of India's territory, is a village in the Nicobar district at Great Nicobar Island of Andaman and Nicobar Islands in India. It is located in the Great Nicobar tehsil.
Library damage resulting from the 2004 Indian Ocean earthquake has been reported in six Asian countries. On December 26, the massive 2004 Indian Ocean earthquake struck off the northwest coast of the Indonesian island of Sumatra. The resulting tsunamis killed more than 180,000 people. In addition to the loss of human lives, cultural institutions were destroyed in several Asian nations. Libraries on the Eastern coast of Sri Lanka and the northern province of Aceh on Sumatra were most severely affected by the disaster.
Weh Island is a small active volcanic island to the northwest of Sumatra in Indonesia, also known as Sabang after the city situated on the northeast end of the island, whose area of 122.13 square kilometres (47.15 sq mi) includes the whole island as well as several offshore islets. It had a population of 43,527 at the official mid-2023 estimate. It is 45 minutes by fast regular ship or 2 hours by ferry from the mainland port of Banda Aceh. It was originally connected to the Sumatran mainland and became separated by sea after the stratovolcano's last eruption in the Pleistocene era. The island is situated in the Andaman Sea.
The 2009 Andaman Islands earthquake occurred on August 11 at in the Andaman Islands of India. The earthquake magnitude was recorded as 7.5 Mw, and was the strongest in the region since the 2004 Indian Ocean earthquake and tsunami. The epicentre was 260 km north of Port Blair, and tremors were felt in south-east India, Bangladesh, Myanmar, and Thailand. The Pacific Tsunami Warning Center issued a tsunami watch to India, Myanmar, Bangladesh, Indonesia and Thailand, but it was later lifted. No casualties or injuries were reported, although there were complaints about minor damage to buildings.
Operation Sea Waves was a disaster relief operation undertaken by the Indian Armed Forces in the aftermath of the 2004 Indian Ocean tsunami. Sea Waves was focused on rescue and relief efforts on the Andaman and Nicobar Islands.
The 2012 Indian Ocean earthquakes were magnitude 8.6 and 8.2 Mw undersea earthquakes that struck near the Indonesian province of Aceh on 11 April at 15:38 local time. Initially, authorities feared that the initial earthquake would cause a tsunami and warnings were issued across the Indian Ocean; however, these warnings were subsequently cancelled. These were unusually strong intraplate earthquakes and the largest strike-slip earthquake ever recorded.
The 1941 Andaman Islands earthquake struck the Andaman Islands on June 26 with a magnitude of 7.7 to 8.1. Details of this event are poorly known as much of Southeast Asia was in the turmoil of World War II. The quake caused severe damage in the Andaman Islands. The tsunami it triggered was reported along the Andaman and Nicobar Islands, India and British Ceylon. There may have been damage and deaths in Bangladesh, Myanmar, and Thailand due to the tsunami.
On 2 July 2013, an earthquake struck the Indonesian island of Sumatra on 2 July with a moment magnitude of 6.1 and a maximum Mercalli intensity of VI (Strong). The strike-slip earthquake killed at least 43 people and injured more than 2,500 others in the province of Aceh where approximately 4,300 homes were damaged or destroyed.
Japan–Maldives relations are foreign relations between Japan and Maldives. Diplomatic relations were established in 1967.
