Jordskælvet ved Sendai 2011

The 2011 Sendai earthquake and tsunami was an 8.9-magnitude earthquake and resultant tsunami waves. It was measured at 8.4 on the JMA seismic intensity scale It was located off the east coast of Tohoku, Japan on Friday, March 11, 2011 at 05:46:23 UTC at a depth of 24.4 km (15.2 miles). Originally a 7.9 on the Moment magnitude scale, it was upgraded to an 8.8, then again to an 8.9 by the United States Geological Survey making it the largest earthquake to hit Japan in recorded history.

Earthquake

In Tokyo

The earthquake occurred on 130 km (80 miles) east of Sendai, Honshu, Japan. It could have triggered an earthquake affecting several countries including Japan. Its epicenter was 373 kilometers (231 miles) from Tokyo, the United States Geological Survey said. A 7.7 aftershock was reported 30 minutes following the initial quake.

The effects of the quake included visible smoke rising from a building in Tokyo's port. Shinkansen stopped the bullet trains (no derailments have happened) and Haneda Airport suspended operation after the quake. Various train services around Japan were also canceled. A large fire broke out at an oil refinery in Ichihara, Chiba prefecture. The quake also rattled buildings and toppled cars from bridges into the water below.^{[kilde mangler]} The Japanese prime minister has said that nuclear power plants have shut down, but that no radioactive material leaked.^{[kilde mangler]}

Tsunami

In Tokyo

The earthquake triggered a tsunami warning for Japan's Pacific coast and various other countries, including New Zealand, Australia, Russia, Guam, Philippines, Indonesia, Papua New Guinea, Nauru, Hawaii, Northern Marianas (USA) and Taiwan. The tsunami warning issued by Japan was the most serious on its warning scale, implying that the wave was expected to be 10 meters high. A 0.5 meter high wave hit Japan's northern coast. Kyodo news agency has reported a four-metre-high tsunami hitting Iwate Prefecture in Japan. Miyagi prefecture has been flooded, with waves sweeping along cars and buildings as they travelled inland.

At 9:28 p.m (HST) the National Weather Service issued a tsunami warning until 7 a.m. for all of Hawaii. Tsunami waves are expected to arrive in Hawaii at 2:59 am local time.

Se også

• List of largest earthquakes

Eksternale links

• USGS Earthquake Report
• Integrated Tsunami Watcher Service
• Pacific Tsunami Warning Center

Live videos

• Japanese news channel,
• Japanese news channel (screen capture),
• Japanese news channel (monitor),
• Japanese coast,
• Radio show,
• Japanese news channel,
• Japanese news channel (monitor),
• FTV News (Taiwan)