Question: What were the magnitude and duration of the earthquake in Japan on March 11 2011?

On March 11, 2011, a magnitude (Mw) 9.1 earthquake struck off the northeast coast of Honshu on the Japan Trench. A tsunami that was generated by the earthquake arrived at the coast within 30 minutes, overtopping seawalls and disabling three nuclear reactors within days.

How strong was the heaviest quake on the 11th of March 2011 in Japan?

magnitude 9.0 A magnitude 9.0 earthquake struck in the Pacific Ocean off the northeast coast of the Tōhoku region of Japans Honshu island on March 11, 2011.

What time did the earthquake hit Japan in 2011?

6:26 p.m. An earthquake struck northeastern Japan on Saturday, hitting areas devastated by the 2011 disaster, generating a tsunami of 1 meter and shaking buildings. The quake, with a magnitude of 7.2, hit the coast of Miyagi Prefecture at 6:26 p.m. (0926 GMT) at a depth of 60 km (40 miles), the Japan Meteorological Agency said.

What was the height of the 2011 Tohoku earthquake?

39.7 m In the 2011 Tohoku tsunami, the maximum run-up height was 39.7 m at Miyako, which resulted in catastrophic destruction of towns and cities in the ria coast area. The historical records of maximum run-up are 38.2 m in the 1896 Meiji Sanriku Tsunami and 28.7 m in the 1933 Showa Sanriku Tsunami (Figure 2).

What was the maximum height of the 2011 Tohoku tsunami?

Less than an hour after the earthquake, the first of many tsunami waves hit Japans coastline. The tsunami waves reached run-up heights (how far the wave surges inland above sea level) of up to 128 feet (39 meters) at Miyako city and traveled inland as far as 6 miles (10 km) in Sendai.

How tall was the tsunami that hit Japan in 2011?

40 meters The March 11, 2011, earthquake generated a tsunami with a maximum wave height of almost 40 meters (130 feet) in the Iwate Prefecture. Researchers also determined that a 2,000-kilometer (1,242-mile) stretch of Japans Pacific coast was impacted by the tsunami.

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