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You are offline: the data shown may be out of date.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
3.2

159 km S of False Pass, Alaska

21 October 2026, 15:18:10 (+03) 2026-10-21 12:18:10 UTC

2 sources: EMSC, USGS ml
Magnitude
3.2 ml
Depth
10.9 km
Coordinates
53.4290, -163.5930
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
28
Last 30 days
66

Approximate energy released

≈ 1 t TNT

3.98e+9 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

67 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 37
  • M3 22
  • M4 5
  • M5 3
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 16
  • 10–20 km 29
  • 20–40 km 20
  • 40–70 km 2
  • 70–150 km 0
  • 150+ km 0

Largest previous earthquakes within 100 km

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

Comparison with past records

…

No earlier earthquakes are recorded in this area.

  • Source:

Where does this earthquake come from?

Source comparison

Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
UNIMAK ISLAND REGION, ALASKA
3.2 ml 10.9 km 12:18:10.172 Δt 0 sn · 0 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
159 km S of False Pass, Alaska
3.2 ml 10.9 km 12:18:10.172 Δt 0 sn · 0 km · ΔM 0 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)

Revision history

  1. 21.10.2026 19:57:54 · SISTEM · recompute

    source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

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