Air monitoring at Tsukuba indicates that there was a new release or at least an increase in radiation on March 28-Apr 1. http://www.kek.jp/quake/radmonitor/GeMonitor5-e.html Jeff Jeff Terry Asst. Professor of Physics Life Science Bldg Rm 166 Illinois Institute of Technology 3101 S. Dearborn St. Chicago IL 60616 630-252-9708 terryj at iit.edu