Skip to content
You are offline: the data shown may be out of date.

Significant earthquake

This summarises a recorded earthquake only; it is not a warning or a prediction. Follow AFAD and the competent authorities for official statements and guidance.

Back to map
4.6

Volcano Islands, Japan region

12 October 2026, 03:53:12 (+03) 2026-10-12 00:53:12 UTC

3 sources: EMSC, USGS, GFZ mb
Did you feel this earthquake?
Magnitude
4.6 mb
Depth
199.8 km
Coordinates
25.1035, 141.1383
Data consistency
94/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
0
Last 30 days
0

Approximate energy released

≈ 120 t TNT

5.01e+11 J

Approximated with the Gutenberg–Richter relation (log E = 1.5 M + 4.8); depends on magnitude type. Gutenberg & Richter (1956).

Did you feel this earthquake?

Your report adds to a community map of where and how this earthquake was felt. It takes less than a minute.

Community reports

Based on voluntary reports from users; not an instrumental measurement or official intensity. For official information follow AFAD and Kandilli Observatory announcements.

Impact information reported by sources

  • USGS Earthquake Hazards Program Tsunami flag: No

These values are automatic products of the respective agency, not an assessment by this platform. For tsunami warnings follow the Kandilli Observatory Regional Earthquake-Tsunami Monitoring Center and AFAD.

Nearby places

No records.

Nearby faults (50 km)

No mapped fault within 50 km.

Last year, within 100 km

1 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 0
  • M4 1
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 0
  • 20–40 km 0
  • 40–70 km 0
  • 70–150 km 0
  • 150+ km 1

Largest previous earthquakes within 100 km

Largest earthquakes in the platform catalogue and entries from historical catalogues (with citation).

No records.

Comparison with past records

…

No earlier earthquakes are recorded in this area.

  • Source:

Where does this earthquake come from?

Source comparison

Sources report different values.
Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
VOLCANO ISLANDS, JAPAN REGION
 4.6 mb 200.0 km 00:53:12.140 Δt 0.25 sn · 9.65 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
Volcano Islands, Japan region
 4.6 mb 199.8 km 00:53:12.394 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Volcano Islands, Japan Region
 4.9 mb 196.4 km 00:53:12.450 Δt 0.06 sn · 11.35 km · ΔM +0.3 Original record

This value summarises agreement between sources; it is not a measure of scientific accuracy. Euro-Mediterranean Seismological Centre (EMSC-CSEM) — CC BY 4.0 U.S. Geological Survey (USGS) Earthquake Hazards Program — Public domain (U.S. Government) GEOFON Program, GFZ Helmholtz Centre for Geosciences — CC BY 4.0

Revision history

  1. 12.10.2026 09:37:46 · EMSC · update

    depth: 199.8 → 200 latitude: 25.1035 → 25.1897 longitude: 141.1383 → 141.1245 time: 2026-10-12T00:53:12.394+00:00 → 2026-10-12T00:53:12.140+00:00

  2. 12.10.2026 05:34:09 · SISTEM · recompute

    depth: 199.8 → 199.76 source count: 2 → 3 review status: automatic → reviewed confirming sources: emsc,gfz → emsc,usgs,gfz preferred source: 3 → 4

  3. 12.10.2026 05:32:53 · EMSC · update

    depth: 196.4 → 199.8 latitude: 25.172 → 25.1035 longitude: 141.222 → 141.1383 magnitude: 4.9 → 4.6 time: 2026-10-12T00:53:12.450+00:00 → 2026-10-12T00:53:12.394+00:00

  4. 12.10.2026 05:32:53 · SISTEM · recompute

    depth: 196.4 → 199.8 latitude: 25.172 → 25.1035 longitude: 141.222 → 141.1383 magnitude: 4.9 → 4.6 time: 2026-10-12T00:53:12.450Z → 2026-10-12 00:53:12.394+00:00

  5. 12.10.2026 04:22:48 · SISTEM · recompute

    source count: 1 → 2 confirming sources: gfz → emsc,gfz preferred source: 5 → 3

This platform is provided for information and data visualisation purposes. Follow the announcements of the competent authorities for official emergency warnings.