Question: What Was The Size Of The Area Affected In The Sri Lanka Tsunami?

How big was the Sri Lanka tsunami?

December 26, 2004 +20 to 30 minutes: Tsunami waves more than 100 feet high pound the Banda Aceh coast, killing about 170,000 people and destroying buildings and infrastructure.

Where did the tsunami hit Sri Lanka?

In the eastern Sri Lankan Ampara District alone, more than 10,000 people died. A holiday train, the “Queen of the Sea”, was struck by the tsunami near the village of Telwatta as it travelled between Colombo and Galle carrying at least 1,700 passengers, killing all but a handful on board.

What was the wavelength of the December 26 tsunami?

For the 2004 Sumatra earthquake, the wavelength is estimated, from the first wave measured by the Jason-1 satellite altimeter, as around 500–600 km (Gower 2005).

What are the tsunami affected areas?

Waves of up to 15 meter hit the coastlines of Thailand, India, Sri Lanka and Sumatra. Minutes after the earthquake the waves hit Andaman and Nicobar islands. In mainland India, Tamil Nadu and Andhra were worst affected. Chennai was one of the most major cities to be affected by the tsunami.

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What is the biggest tsunami ever?

Lituya Bay, Alaska, July 9, 1958 Its over 1,700-foot wave was the largest ever recorded for a tsunami. It inundated five square miles of land and cleared hundreds of thousands of trees. Remarkably, only two fatalities occurred.

Can you swim in a tsunami?

“A person will be just swept up in it and carried along as debris; there’s no swimming out of a tsunami,” Garrison-Laney says. “There’s so much debris in the water that you’ll probably get crushed.”

Does Sri Lanka have a tsunami warning system?

In Sri Lanka, the tsunami bulletins from TSPs are received by the Department of Meteorology (DoM) which acts as the NTWC. This warning information is assessed and cross-checked with other sources, before being communicated to the DMC, the primary national disaster management organisation (NDMO) of Sri Lanka.

When was the last big tsunami?

The tsunami and its aftermath were responsible for immense destruction and loss on the rim of the Indian Ocean. On December 26, 2004, at 7:59 am local time, an undersea earthquake with a magnitude of 9.1 struck off the coast of the Indonesian island of Sumatra.

Did Galle hit tsunami?

When the 2004 Indian Ocean tsunami hit Sri Lanka, it derailed a train that was taking passengers from the capital Colombo to Sri Lanka’s southern city Galle. The force of the wave took away at least 802 lives and hundreds of people remain unaccounted for. It is believed to be one the worst train disasters in the world.

What was the height of tsunami?

Flooding tsunami waves tend to carry loose objects and people out to sea when they retreat. Tsunamis may reach a maximum vertical height onshore above sea level, called a runup height, of 98 ft. (30 meters). A notable exception is the landslide-generated tsunami in Lituya Bay, Alaska in 1958, which produced a 1722 ft.

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What was the maximum height of the 2004 tsunami?

The greatest run-up height of the tsunami was measured at a hill between Lhoknga and Leupung, on the western coast of the northern tip of Sumatra, near Banda Aceh, and reached 51 m (167 ft).

Why do coral reefs get exposed during tsunami?

The damage to coastal ecosystems is highly variable, and the damage to coral reefs is mostly due to the sediment accumulation due to the turbulent churning of the sea. The tsunami caused significant geomorphologic changes along the coastline, such as eroding sand beaches and enlarging water channels.

How far inland can a tsunami go?

Tsunamis can travel as far as 10 miles (16 km) inland, depending on the shape and slope of the shoreline. Hurricanes also drive the sea miles inward, putting people at risk. But even hurricane veterans may ignore orders to evacuate.

What is tsunami short answer?

Tsunamis are giant waves caused by earthquakes or volcanic eruptions under the sea. Out in the depths of the ocean, tsunami waves do not dramatically increase in height. But as the waves travel inland, they build up to higher and higher heights as the depth of the ocean decreases.

What countries did the 2004 tsunami hit?

Eighteen (18) countries around the Indian Ocean sustained damage from the tsunami. The countries affected were Indonesia, Thailand, India, Sri-Lanka, Malaysia, Myanmar, Bangladesh, Maldives, Reunion Island (French), Seychelles, Madagascar, Mauritius, Somalia, Tanzania, Kenya, Oman, South Africa and Australia.

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