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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.

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2.9

64 km SE of King Salmon, Alaska

28 October 2026, 09:32:00 (+03) 2026-10-28 06:32:00 UTC

2 sources: EMSC, USGS ml
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Magnitude
2.9 ml
Depth
157.2 km
Coordinates
58.2320, -155.9950
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
1
Last 30 days
8

Approximate energy released

≈ 0.3 t TNT

1.41e+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?

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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

12 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 8
  • M3 4
  • M4 0
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 3
  • 10–20 km 0
  • 20–40 km 0
  • 40–70 km 1
  • 70–150 km 5
  • 150+ km 3

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
ALASKA PENINSULA
 2.8 ml 159.4 km 06:32:00.800 Δt 0.06 sn · 5.61 km · ΔM -0.1 Original record
USGS Earthquake Hazards Program Displayed
64 km SE of King Salmon, Alaska
 2.9 ml 157.2 km 06:32:00.855 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. 03.11.2026 02:25:07 · USGS · update

    depth: 160.6 → 157.2 latitude: 58.208 → 58.232 longitude: -155.973 → -155.995 magnitude: 2.8 → 2.9 time: 2026-10-28T06:32:00.686+00:00 → 2026-10-28T06:32:00.855+00:00 location: 66 km SE of King Salmon, Alaska → 64 km SE of King Salmon, Alaska review status: automatic → reviewed

  2. 03.11.2026 02:25:07 · SISTEM · recompute

    depth: 159.4 → 157.2 latitude: 58.2528 → 58.232 longitude: -155.908 → -155.995 magnitude: 2.8 → 2.9 time: 2026-10-28T06:32:00.800Z → 2026-10-28 06:32:00.855+00:00 review status: automatic → reviewed preferred source: 3 → 4

  3. 30.10.2026 11:48:12 · SISTEM · recompute

    depth: 160.6 → 159.4 latitude: 58.208 → 58.2528 longitude: -155.973 → -155.908 time: 2026-10-28T06:32:00.686Z → 2026-10-28 06:32:00.800+00:00 source count: 1 → 2 confirming sources: usgs → emsc,usgs preferred source: 4 → 3

  4. 28.10.2026 09:37:23 · USGS · update

    magnitude: 2.6 → 2.8

  5. 28.10.2026 09:37:23 · SISTEM · recompute

    magnitude: 2.6 → 2.8

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