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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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4.6

82 km E of Petropavlovsk-Kamchatsky, Russia

11 October 2026, 14:18:27 (+03) 2026-10-11 11:18:27 UTC

2 sources: EMSC, USGS mb
Did you feel this earthquake?
Magnitude
4.6 mb
Depth
68.7 km
Coordinates
53.0788, 159.8624
Data consistency
87/100

Regional activity (100 km)

Last 24 hours
1
Last 7 days
2
Last 30 days
9

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?

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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 0
  • M3 1
  • M4 10
  • M5 1
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 2
  • 20–40 km 1
  • 40–70 km 5
  • 70–150 km 4
  • 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

Sources report different values.
Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
OFF EAST COAST OF KAMCHATKA
 4.8 mb 51.0 km 11:18:26.100 Δt 1.82 sn · 12.07 km · ΔM +0.2 Original record
USGS Earthquake Hazards Program Displayed
82 km E of Petropavlovsk-Kamchatsky, Russia
 4.6 mb 68.7 km 11:18:27.916 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. 12.10.2026 00:32:51 · EMSC · update

    depth: 50 → 51 latitude: 53.03 → 52.9722 longitude: 159.95 → 159.8952 magnitude: 4.6 → 4.8 time: 2026-10-11T11:18:25.600+00:00 → 2026-10-11T11:18:26.100+00:00 location: NEAR EAST COAST OF KAMCHATKA → OFF EAST COAST OF KAMCHATKA

  2. 11.10.2026 15:36:13 · EMSC · update

    depth: 68.7 → 50 latitude: 53.0788 → 53.03 longitude: 159.8624 → 159.95 time: 2026-10-11T11:18:27.916+00:00 → 2026-10-11T11:18:25.600+00:00

  3. 11.10.2026 14:37:51 · SISTEM · recompute

    depth: 68.7 → 68.68 source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

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