Tag Archives: evacuation

Contaminated areas and permanent evacuations

More details have emerged lately regarding assessments of measured levels of radioisotopes as well as the Japanese government’s strategy for a permanent evacuation zone.  Soil measurements of radioactive cesium are distributed in patches throughout six municipalities: Okumamachi, Futabamachi, Namiemachi, Tomiokamachi, … Continue reading

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Scrutiny of evacuations continues

This week the Wall Street Journal published a cluster of frontpage stories (here and here, along with video content) about the evacuation mishaps and tragedies in the wake of the Fukushima Daiichi nuclear incident.  In “How Japan Stumbled in Forecasting … Continue reading

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Evacuations lacked key plume model input

A recent frontpage story in the New York Times explores in more depth an evacuation tragedy that plagued the Fukushima nuclear incident.  The event they focus on is the evacuation of Namie, first reported by the Daily Yomiuri on June … Continue reading

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Evacuations expand house-to-house

Following a week of speculation that the Japanese government might expand the evacuation region in response to patchy, elevated levels of radiation in some neighborhoods, the government took action June 16.  The designation of new hotspots is based on radiation … Continue reading

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Plume forecasts and crisis management

The Daily Yomiuri has an on-going series on the nuclear crisis where today they describe the impact of delays in releasing data.  In one instance, a community near the plant was evacuated in the early hours of March 12 to a … Continue reading

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Which reactor event caused the radiation plume toward the northwest?

There has been speculation that the most extreme release of radiation was associated with fires in the fuel pool of reactor 4. The wind and plume maps below support this hypothesis. The aerial radiation mapping conducted March 17-19 by the … Continue reading

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Why are evacuation zones circles?

Today’s expansion of the evacuation zone by the Japanese government to include certain hotspot areas is the latest wrinkle in the evolving quest to keep the public safe from radiation.  What is the basis for the shape of these evacuation … Continue reading

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