[AHW25-P04] Study of volatile flux from magma of Aso volcano through shallow groundwater layer
Keywords:Aso, volatile flux from magma, river survey
In this year, a river survey was conducted around the Aso caldera area (Midori, Kikuchi, Chikugo, Ono and Gokase Rivers). It is resulted that flow rate of S and Cl of those rivers are 3-11kg/day/km2 and 4-40kg/day/km2.
This study was supported by the Secretariat of the Nuclear Regulation Authority, Japan.