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Russia · Sakhalin Oblast

M5.4 Earthquake near Severo-Kurilsky District, Sakhalin Oblast (Russia)

UTC time: 2026-08-15 00:43:29 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded Content updated:

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

Magnitude
M5.4
Depth
79.0 km
Source
USGS

Sakhalin Oblast · Severo-Kurilsky District

Country overview

Map

M5.4 Earthquake near Severo-Kurilsky District, Sakhalin Oblast (Russia) · 2026-08-15 — Map showing the location of the epicenter
M5.4 Earthquake near Severo-Kurilsky District, Sakhalin Oblast (Russia) · 2026-08-15 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.4 earthquake was recorded near Severo-Kurilsky District, Sakhalin Oblast (Russia) on August 15, 2026 at 00:43 UTC. The earthquake originated at an intermediate depth of about 79 km. Events of this size can cause damage near the epicenter.

The event was recorded by USGS.

Depth profile

Depth profile Depth: 79 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 79 km
Intermediate
79 km
79 km — deeper than the regional average (48.8 km)
Regional average: 48.8 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Felt reports

1felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Aug 15, 2026, 12:48 AM UTC · Last checked: Sep 6, 2026, 9:07 PM UTC

Source: EMSC / LastQuake

Estimated impact

Green No or minimal impact expected.
Estimated population exposed
IV 2'217

Ground shaking

IV
Light · Intensity (MMI) IV
Felt by many, no damage.

Tectonic context

Located on the Okhotsk Plate.
Near the boundary Okhotsk ↔ Pacific · about 154 km away

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Vilyuchinsk316.6 kmNE25'204
Petropavlovsk-Kamchatskiy336.5 kmNE181'216

GeoNames · CC BY 4.0

Volcanoes nearby

  • Vernadsky Ridge
    Distance: 36 km ·Pyroclastic cone(s) ·Elevation: 1'183 m ·Russia
  • Ebeko
    Distance: 43 km ·Stratovolcano ·Elevation: 1'103 m ·Last eruption: 2024 ·Russia
  • Chikurachki
    Distance: 66 km ·Stratovolcano(es) ·Elevation: 1'781 m ·Last eruption: 2023 ·Russia
  • Karpinsky Group
    Distance: 76 km ·Complex ·Elevation: 1'326 m ·Russia
  • Alaid
    Distance: 79 km ·Stratovolcano ·Elevation: 2'285 m ·Last eruption: 2022 ·Russia
  • Fuss Peak
    Distance: 82 km ·Stratovolcano ·Elevation: 1'742 m ·Last eruption: 1854 ·Russia

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours0
First 24 hours0
First 72 hours1
Strongest subsequent eventM5.4
M4.22026-08-17 18:50:33 UTC52.1 kmKURIL ISLANDS M4.42026-08-19 10:29:33 UTC50.8 kmKURIL ISLANDS M5.32026-08-19 18:07:13 UTC89.8 kmKuril Islands M5.42026-08-19 18:07:17 UTC106.3 km134 km S of Severo-Kuril’sk, Russia M5.12026-08-19 18:07:17 UTC105.4 kmSevero-Kurilsky District M4.72026-08-23 17:37:10 UTC141.6 kmNEAR EAST COAST OF KAMCHATKA M4.12026-08-26 08:16:11 UTC64.4 kmKURIL ISLANDS

Comparison of seismic sources

6 sources currently report magnitudes from M5.4 to M5.8.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
SERBIA_RSZM5.710.0 km18.8 km
EMSCM5.710.0 km23.1 km
GFZM5.710.0 km23.7 km
ISCM5.810.0 km15.4 km
RESIFM5.610.0 km25.3 km
USGSM5.479.0 km0.0 km

Russia

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 3.0 · 451 Catalogue entries

Of 450 other entries for this area and period, 29 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#117
Earlier events M≥4808
Earlier events M≥5342
Compared since2025-01-11

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M7.02025-08-03 05:37:56 UTC101.1 km120 km E of Severo-Kuril’sk, Russia M7.02025-08-03 05:37:56 UTC103.9 km121 km E of Severo-Kuril’sk, Russia M7.02025-08-03 05:37:55 UTC102.5 km118 km E of Severo-Kurilsk, Russia M6.82025-08-03 05:37:55 UTC102.5 km118 km E of Severo-Kuril’sk, Russia M6.82025-08-03 05:37:55 UTC103.3 kmKURIL ISLANDS

Historic earthquake map · Russia

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Russia

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

Stats (last 24h)

Global (24h)
509
Country (24h)
Russia
0
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