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United States · Oklahoma

M1.5 Earthquake near Grant County, Oklahoma (United States)

UTC time: 2026-10-23 10:46:41 UTC Local time: —

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About this earthquake

On October 23, 2026 at 10:46 UTC, a magnitude M1.5 earthquake occurred near Grant County, Oklahoma (United States). The hypocenter lay relatively close to the surface at around 7 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 162 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Details

ID
b8766d806f05d346a730463900efd47175c608f6
Magnitude
M1.5
Depth
6.7 km
UTC time
2026-10-23 10:46:41 UTC
Local time
—
Country
United States
State
Oklahoma
City
Grant County
County
Grant County
Source
usgs
Coordinates
36.63250, -97.69983
Temperature
11.5°C

Depth profile

Depth profile Depth: 6.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.7 km
Shallow
6.7 km
6.7 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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

Oklahoma

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 212 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · United States

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Country statistics · United States

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