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M3.1 Depth: 0.0 km

M3.1 Earthquake near 8 km ENE of Calumet, Oklahoma (United States)

UTC time: 2025-08-29 03:22:17 UTC Local time: —

About this earthquake

On August 29, 2025 at 03:22 UTC, a magnitude M3.1 earthquake occurred near 8 km ENE of Calumet, Oklahoma (United States). With a focal depth of about 0 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 240 earthquakes, the strongest at M3.9.

Details

Magnitude
M3.1
Depth
0.0 km
UTC time
2025-08-29 03:22:17 UTC
Local time
—
Country
United States
City
Oklahoma
Source
usgs
Coordinates
35.62584, -98.02625
Temperature
19.5°C

Map

Depth profile

Depth profile Depth: 0 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 0 km
Shallow
0 km
0 km — shallower than the regional average (15.4 km)
Regional average: 15.4 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

Historic earthquake map · United States

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Country statistics · United States

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