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M5.8 Depth: 5.0 km

M5.8 Earthquake near 105 km SSE of Atka, Alaska

UTC time: 2026-07-26 08:35:20 UTC Local time: —
M5.8 earthquake near 105 km SSE of Atka, Alaska on Jul 26, 2026 — map of epicenter and shaking intensity | QuakeMap24
M5.8 Earthquake near 105 km SSE of Atka, Alaska · 2026-07-26 08:35:20 UTC

About this earthquake

On July 26, 2026 at 08:35 UTC, a magnitude M5.8 earthquake occurred near 105 km SSE of Atka, Alaska. With a focal depth of about 5 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by USGS.

Details

Magnitude
M5.8
Depth
5.0 km
UTC time
2026-07-26 08:35:20 UTC
Local time
—
Country
—
Source
usgs
Coordinates
51.40600, -173.35200
Temperature
11.0°C

Map

Depth profile

Depth profile Depth: 5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5 km
Shallow
5 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Estimated impact

Green No or minimal impact expected.

Ground shaking

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

Tectonic context

Located on the North America Plate.
Near the boundary North America ↔ Pacific · about 49 km away

Volcanoes nearby

  • Atka Volcanic Complex
    Distance: 116 km ·Stratovolcano(es) ·Elevation: 1'518 m ·Last eruption: 2025 ·United States
  • Seguam
    Distance: 116 km ·Stratovolcano(es) ·Elevation: 1'054 m ·Last eruption: 1993 ·United States
  • Koniuji
    Distance: 152 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States
  • Kasatochi
    Distance: 171 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Amukta
    Distance: 188 km ·Stratovolcano ·Elevation: 1'066 m ·Last eruption: 1996 ·United States
  • Chagulak
    Distance: 199 km ·Stratovolcano ·Elevation: 1'028 m ·United States

Subsequent earthquakes nearby

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

First 6 hours1
First 24 hours1
First 72 hours1
Strongest subsequent eventM5.8
M5.82026-07-26 08:35:26 UTC69.0 kmUnorganized Borough

Comparison of seismic sources

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

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

SourceMagnitudeDepthPosition difference
SERBIA_RSZM5.710.0 km26.2 km
USGSM5.810.0 km10.9 km
GFZM5.710.0 km28.3 km
RESIFM5.610.0 km26.4 km
INGVM5.811.7 km19.8 km

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#2
Earlier events M≥449
Earlier events M≥514
Compared since2025-01-13

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

Strongest earlier events

M6.22025-09-03 20:57:41 UTC79.3 km87 km SW of Nikolski, Alaska M5.42025-07-16 14:21:52 UTC74.4 km58 km ESE of Atka, Alaska M5.42025-07-16 14:21:52 UTC84.6 kmANDREANOF ISLANDS, ALEUTIAN IS. M5.22026-05-22 12:16:17 UTC149.9 km162 km E of Atka, Alaska M5.22025-05-30 09:44:29 UTC101.3 km37 km ENE of Atka, Alaska

Stats (last 24h)

Global (24h)
616
Country (24h)
—
—
Current earthquakes in
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No recent events available.

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