The biggest recorded earthquake occurred on Friday, March 11, 2011 at 02:46:23 PM (Japan Standard Time) at the epicenter., just East of Sendai, registering at 8.9 on the Richter scale.
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The 2011 earthquake in Japan was ranked as a magnitude 9.0. It was one of the most powerful earthquakes ever recorded, triggering a devastating tsunami that caused widespread destruction and a nuclear accident at the Fukushima Daiichi nuclear power plant.
The largest recorded earthquake in history was a magnitude 9.5 event that occurred in Chile in 1960. It caused widespread destruction and a tsunami that caused devastation across the Pacific Ocean.
The earthquake that caused the tsunami in Japan on March 2011 had a magnitude of 9.0. It was one of the most powerful earthquakes ever recorded.
The U.S. Geological Survey (USGS) Earthquake Center said the March 11, 2011 magnitude 9.0 earthquake (originally reported as 8.9) was the "biggest quake to hit Japan since record-keeping began in the late 1800s and one of the biggest ever recorded in the world".The official name of the March 2011 Earthquake in Japan is the Tōhoku earthquake, which affected the Tōhoku region and neighboring regions including Fukushima.UPDATE: Official magnitude was updated to 9.1 on Nov 7, 2016Related links:USGS Tōhoku earthquake official record
The magnitude of an earthquake is a measure of its size based on the seismic energy released. The earthquake in Japan on March 11, 2011, had a magnitude of 9.0, making it one of the most powerful earthquakes ever recorded.