Summary report on the environmental monitoring around O-arai area following the accident at chernobyl atomic power station

not registered; Shindo, Katsutoshi*; not registered

An accident has occurred at the Chernobyl atomic power station, USSR on April 26, 1986. By this accident, a lot of radioactive debris was released into the atomosphere, and in all parts of Japan, as well as European countries, that debris was observed in the rain, airborne just and other environmental samples. This report presents a summary of the environmental monitoring performed at O-arai Engineering Center for the period of April 30 - July 4, 1986. Furthermore, preliminary estimation of commited dose equivalent to the public in O-arai area is included.