Update: 5.5 magnitude earthquake registered near Volcano Islands, Japan region on July 16

Published Jul 17, 2026

CHIISAGATA DISTRICT, Nagano — A 5.5 magnitude quake jolted close to Volcano Islands on Thursday afternoon, the U.S. Geological Survey reported.

The tremor struck at 07:49 UTC (17:49 local time), with its epicenter of Volcano Islands and a depth of 13 km.

Did you feel it?

If you experienced the earthquake, you can share your observations using the USGS Felt Report form.

Impact and estimated losses

The USGS categorized this as a Green Alert, which means there is a low likelihood of casualties and damage.

Structure information summary

There are likely to be no affected structures in this region.

Source: The U.S. Geological Survey