A few days ago, Safecast reached another milestone: 20 million data points! If you look at the graph above, you’ll see that, starting from zero, it took us 7 months to collect the first million data points. Our first GPS-tagged data collection efforts in mid April 2011 used an Inspector/iPhone combo. By April 23 the first…
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Safecast 3 Year Anniversary Event: Schedule
On March 15th and 16th we’ll be holding events to commemorate three years since the Tohoku Earthquake and resulting Tsunami and meltdowns at Fukushima Daichi which led to the founding of Safecast. The 2-day program will consist of both talks and hands-on events. On Saturday, we’ll host a discussion at Tokyo University called “The Next…
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Decon or Con? How is remediation being managed, and how effective is it?
HOW EFFECTIVE IS DECONTAMINATION ANYWAY? Does the Japanese government have a clear plan for decontaminating Fukushima Prefecture? Are the aims they’ve stated really feasible? Is anyone really able to keep track of the changing standards and guidelines? Lately the ministries tasked with managing this work, as well as spokespersons from various corners, seem to be…
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New Safecasters joined in Chichibu
We are happy to announce that local citizens from Chichibu in Saitama Prefecture have joined the Safecast volunteer network. (Mr. Tateno, Mr. Sekine and Mr. Noguchi from the left) Chichibu has beautiful countryside and is surrounded by mountain ranges. In winter the mountains are covered by snow. I found the scenery very attractive, and somewhat…
Safecast Geiger Counter Reference Design
The following is a post by contributing author bunnie, mirrored from the bunniestudios blog. This past weekend marked the anniversary of the Tohoku-Oki earthquake that devastated Japan. I had not felt my blood so cold since I watched the twin towers fall almost a decade earlier. I still vividly remember the twisting knots I felt…
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Excessive Radiation Exposure to Tokyo Population on March 15
Shinzo Kimura was a scientist with the Research Institute under the Japanese Ministry of Health and Welfare, and he did a survey on the health effects on the citizens of Narodichi, Russia after the Chernobyl accident. Right after 3-11 the Ministry pressured him not to publish any of his data and not to provide any…
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Volunteer report: Safecasting Miyagi by Rob Kneller
[This is a guest written article, views expressed are the authors alone and may not be endorsed by Safecast] This is a guest post by Bob Kneller JD, MD, MPH who is working at the University of Tokyo, Research Center for Advanced Science and Technology. Bob took the bGeigie system when he drove up end May…
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New survey suggests current evacuation zones flawed
A new joint survey by the US and Japan shows that evacuations based on distance from the plant is not the best approach. This confirms suspicions that wind carried radioactive particles to the northwest and many areas beyond the current evacuation zone are showing elevated levels, as well as some areas to the southwest that…
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