Volcanic tremor observation level 2 continued at Mt.Shirane Volcanic block call for warning, Gunma June 29, 14:32

Volcanic tremors have been observed since "March this year" at "Shirane-san" of Kusatsu-Shirane in Gunma prefecture. The Japan Meteorological Agency continues to call for eruption alert level 2, and since it is thought that volcanic activity is increasing, it continues to call for caution against large volcanic eruptions within a range of approximately 1 km from the Yugama crater.

According to the Japan Meteorological Agency, around 11:59 am on the 29th, volcanic tremors, which are thought to indicate the movement of underground hot water and volcanic gas, were observed near the Yugama of "Shirane Mountain" of Kusatsu Shirane Mountain in Gunma Prefecture. It was

The tremor amplitude was small and lasted for about 1 minute.

Volcanic tremors have been observed on Kusatsu-Shirane since March 28th.

On the other hand, the observation by the surveillance camera shows that there is no change in the condition of the fumarole and fumarole.

In the vicinity of Yugama on Mt. Shirane, a change in the ground, which indicates the expansion of the shallow crater, has been observed since the beginning of September last year with a rather large number of volcanic earthquakes.

The Japan Meteorological Agency said that volcanic activity is considered to be increasing, and has continued to call for eruption warning level 2 which indicates "regulation around the crater", and has called for continued warning of large volcanic eruptions within a range of approximately 1 km from the Yugama crater. I will.