[ RadSafe ] Ambient Dose Rates in Fukushima Prefecture
cehn at aol.com
Tue Nov 19 22:33:41 CST 2013
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:
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
joelc at alum.wpi.edu
More information about the RadSafe