[ RadSafe ] Ambient Dose Rates in Fukushima Prefecture

[Ted de Castro]

At 1 meter from what????

On 11/19/2013 8:33 PM, Joel C. wrote:
> It was pointed out to me that ambient levels in the Fukushima Prefecture have been steady at about 0.75 uSv/h @ 1 meter for many months, but recently fell to 0.28 uSv/h.  With patience, you can see the change at:
>
>
> http://radioactivity.nsr.go.jp/en/list/192/list-1.html
>
> Anyone want to try to explain the decrease?  I guessed snow cover; but the data from 2012 winter are 0.6-0.7 uSv/h.
>   
>
> Joel I. Cehn, CHP
> Radiation Info
> joelc at alum.wpi.edu
>
> _______________________________________________
> You are currently subscribed to the RadSafe mailing list
>
> Before posting a message to RadSafe be sure to have read and understood the RadSafe rules. These can be found at: http://health.phys.iit.edu/radsaferules.html
>
> For information on how to subscribe or unsubscribe and other settings visit: http://health.phys.iit.edu