It occurred on the 11th of March (2:46) PM Local Time.
The Earthquake occurred before the tsunami as it is what caused the tsunami.
The earthquake and tsunami in Japan occurred on March 11, 2011.
The tsunami in Japan occurred because when the tectonic plates under ground move they cause an earthquake. Sometimes an earthquake can cause a tsunami from shaking underwater.
Yes, the devastating tsunami that occurred in Japan on March 11, 2011, was triggered by a powerful undersea earthquake with a magnitude of 9.0. The earthquake, known as the Great East Japan Earthquake, generated massive ocean waves that resulted in the tsunami.
Once the earthquake that triggered the tsunami occurred, authorities knew that a tsunamis was likely. Prior to the earthquake there was no way of predicting it.
The earthquake that occurred in Japan started at 2:47 pm (PST) on March 11, 2011.
The earthquake was first and caused the tsunami, like when you throw a stone into a pond first and then the ripples go out.
On March 11, 2011, a magnitude 9.0 earthquake occurred near the east coast of Japan, which triggered a massive tsunami. UPDATE: Official magnitude was updated to 9.1 on Nov 7, 2016.
The earthquake that triggered Japan's tsunami in 2011 had a latitude of 38.297°N and a longitude of 142.372°E. The earthquake occurred off the coast of the northeastern region of Japan's main island of Honshu.
The magnitude 9.0 earthquake off the coast of Japan occurred on March 11, 2011 at 05:46:23 (UTC) or 2:46:23 PM (local time) at the epicenter. The tsunami occurred shortly after that.
The earthquake that hit Japan in 2011 is commonly known as the Great East Japan Earthquake, or the Tohoku earthquake and tsunami. It occurred on March 11, 2011, and had a magnitude of 9.0, triggering a devastating tsunami.
The magnitude of the earthquake that triggered the tsunami in Japan in 2011 was 9.0. The tsunami waves that followed reached heights of up to 40 meters in some areas along the coast of Japan.