The 1947 Gisborne earthquakes and tsunami occurred east of Gisborne and offshore from New Zealand’s North Island. Both the two earthquakes are estimated to have measured at most 7.1 on the moment magnitude scale.[1] The first earthquake, which struck offshore Poverty Bay on 26 March 1947 at 8:32 am NZST, seemed like a minor earthquake in Gisborne,[2] but was 7.0–7.1 Mw.[3] It generated a tsunami with a maximum […]
On 26 December 2004, at 07:58:53 local time (UTC+7), a major earthquake with a magnitude of 9.1–9.3 Mw 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,[10][11] 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. A massive tsunami with
The Kamchatka Tsunami was generated by a magnitude 9.0 earthquake on November 4, 1952, in East Russia. The local tsunami, which generated waves as high as 50 feet, caused extensive damage to the Kamchatka Peninsula and the Kuril Islands, and left an estimated 10,000 to 15,000 people dead. Waves traveled as far as Peru, Chili
M9.0 Earthquake and Tsunami – Kamchatka, Russia, 4th November 1952 Read More »
On the morning of November 1st, 1755 at 9:40, the Great Lisbon earthquake hit Portugal, as well as other parts of the Iberian Peninsula and Northwest Africa with its epicenter offshore. Seismologists estimate the Lisbon earthquake had a magnitude of 8.5 to 9, making it the largest known earthquake to impact Europe and northern Africa. Reports state
1755, 1st of November, The Great Lisbon Earthquake and Tsunami Read More »
All of New Zealand’s coastline is at risk of tsunami. Knowing the warning signs and the right action to take can help save lives. Find out what to do before, during and after a tsunami. A tsunami is a series of powerful waves with strong current. They can be caused by an earthquake, volcanic eruption,
Not all mega tsunamis are made by nature, this heartbreaking account was caused by man-made factors. Our hearts and prayers go out to the thousands of people’s whose lives would be changed forever, on this tragic day in history. On October 9, 1963, at 10:39 pm 260 million cubic meters of rock broke off from the
Italy, Landslide & “man-made” Mega Tsunami, 9 Oct, 1963 Read More »
Today in Disaster History, This 29th Day of September, The 2009 Samoa Earthquake and Tsunami. On this day a devastating Magnitude 8.1 Earthquake struck Samoa producing 14-meter (46 Foot) Tsunami waves. This event tragically took 189 precious lives. (Most of them children of Samoa). This was to be the biggest earthquake of 2009. There were
Tsunamis – New Zealand’s underrated hazard What are tsunamis? Tsunamis are broad waves in oceans and lakes generated by large disturbances – movements of the sea floor during earthquakes, volcanic eruptions, landslides under or into the ocean, or even meteor impacts. Like the ripples that spread from a stone tossed into a pond, tsunamis consist
The 1965 Valparaíso earthquake (also known as the La Ligua earthquake) struck near La Ligua in Valparaíso Region, Chile, about 140 km (87 mi) from the capital Santiago on Sunday, March 28 at 12:33 local time. The moment magnitude (Mw ) 7.4–7.6 earthquake killed 400–500 people and inflicted US$1 billion (adjusted for inflation) in damage.[1][2] Many deaths were from El Cobre, a mining location that was wiped out after a
1965 Valparaíso earthquake and the El Cobre dam failures Read More »
The 1964 Alaskan earthquake, also known as the Great Alaskan earthquake and Good Friday earthquake, occurred at 5:36 pm AKST on Good Friday, March 27.[3] Across south-central Alaska, ground fissures, collapsing structures, and tsunamis resulting from the earthquake caused about 131 deaths.[4] Lasting four minutes and thirty-eight seconds, the magnitude 9.2 megathrust earthquake remains the most powerful earthquake ever recorded in North America, and the second most powerful earthquake ever
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