Following up this article..Fukushima prefectural government resists moving in over 50μSv/h
76.96 μSv/h was measured in the riverbed of Abukuma river in Fukushima city, where is 200m away from Fukushima prefectural office. (62km from Fukushima plants)
In this area called “Watari” , rain water flows to Abukuma river from this outlet, where 76.96 μSv/h was measured. Highly contaminated mud from Watari area is accumulated at this point, atmospheric dose was 17.37 μSv/h. It was 0.34 μSv/h at other locations of this riverbed.
Iori Mochizuki