Tag Archives: Sendai

New Fukushima contamination map

A new, joint U.S. – Japan aerial survey shows levels of surface radiation around the Fukushima nuclear power plant. As expected the map shows a band of fall-out north west of the site, but it also reveals high levels of … Continue reading

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Fukushima Daiichi radiation survey maps

Tepco, the Japanese power company responsible for Fukushima Daiichi has published a series of radiation survey maps of the nuclear plant and the surrounding area. According to asahi.com these are being used to monitor exposure of workers and prepare work … Continue reading

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1,000 aftershocks since the Japan earthquake

The tally of magnitude 4.5+ aftershocks recorded following the March 11, 2011 Japan earthquake surpassed one thousand today. I’ve updated my animated visualization to include these. The decrease in frequency of events is much apparent than the previous videos. You … Continue reading

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Worldwide map of nuclear power stations and earthquake zones

Following the incidents at nuclear power plants in Japan after the earthquake I was wondering which power stations around the world are near active earthquake zones. With this in mind, I’ve created a map combining two sets of information: A … Continue reading

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Another animated map of Japan earthquake aftershocks

I’ve released a new version of my time lapse video showing aftershocks following the catastrophic Japanese earthquake and tsunami. The new animation covers a couple of days, and several hundred events recorded by the United States Geological Survey since the … Continue reading

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New, before and after satellite images of the Japan tsunami and earthquake

Responding quickly to the  earthquake and tsunami that hit Japan on March 11, 2011, Google in partnership with satellite operator GeoEye has released aerial imagery taken shortly after the devastating events. Google is providing this information for response organisations to help … Continue reading

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Fukushima-I explosion – Map of nuclear power plants in Japan

Several news sources are reporting a massive explosion at Fukushima-I nuclear power plant, 200km North of Tokyo in Japan. This comes a day after the devastating magnitude 8.9 earthquake and tsunami which hit North East Japan. As write it’s unclear … Continue reading

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Animated visualizations of the Japan earthquake, aftershocks and tsunami

An 8.9-magnitude earthquake struck 400km off the coast of Japan on Friday, triggering a devastating tsunami. Dozens of aftershocks, were felt after the quake. I’ve used seismic information from the United States Geological Survey (USGS) to create a time lapse … Continue reading

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