45+ Mount Fuji Magnitude Background. It is an active volcano, sitting on a triple junction of tectonic activity: Mount fuji (富士山, fujisan, japanese:
Hōei (宝永) was the era spanning the years from march 1704 through april 1711.
Mount fuji mt fuji in the early morning. On the 28th of october, 1707, an 8.6 magnitude earthquake struck off the coast of japan, along the nankai megathrust. This was followed by several smaller earthquakes around mt fuji. In the evening of march 15, 2011, there was a magnitude 6.2 earthquake at shallow depth a few kilometres from mount fuji on its southern side.