6/17/2011 | Elevated radiation levels widespread in eastern Japan

Source: smartplanet
Date: 6/17/2011
by: David Worthington

Unsafe levels of radioactive contamination have been reported from multiple sources throughout vast areas of eastern Japan in locations far away from the Fukushima nuclear power plant.
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Note: I have added the Japanese blogger maintained radiation map in the article (http://www.nnistar.com/gmap/fukushima.html) to the collection at the Japan Radiation Map page as "NNI".

5/11/2011 | Government was hours late with radiation map

Source: The Japan Times
Date: Wednesday, May 11, 2011

Kyodo
It took the central government more than eight hours after the March 11 earthquake and tsunami crippled the Fukushima No. 1 nuclear plant to send the prefecture a map detailing the potential levels of exposure for nearby areas to radioactive materials released in the disaster, according to sources.
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5/6/2011 | Japan radiation monitoring goes crowd, open source

Source: CNET
Date: May 6, 2011 5:51 PM PDT
By: Eric Mack

Safecast.org seeks to aggregate worldwide sensor information

(Credit: Screen capture by Eric Mack/CNET)

 

A new open and crowdsourced initiative to deploy more geiger counters all over Japan looks to be a go. Safecast, formerly RDTN.org, recently met and exceeded its $33,000 fund-raising goal on Kickstarter, which should help Safecast send between 100 and 600 geiger counters to the catastrophe-struck country.

The data captured from the geiger counters will be fed into Safecast.org, which aggregates radiation readings from government, nonprofit, and other sources, as well as into Pachube, a global open-source network of sensors. Safecast is one of the larger crowdsourced monitoring efforts, not unlike a similar effort in the United States that predated the Japanese disaster.
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