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M1.6 Depth: 12.4 km

M1.6 Earthquake near Seminole County, Oklahoma (United States)

UTC time: 2026-08-23 09:03:59 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near Seminole County, Oklahoma (United States) on August 23, 2026 at 09:03 UTC. The hypocenter lay relatively close to the surface at around 12 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: 218 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

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Depth profile

Depth profile Depth: 12.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 12.4 km
Shallow
12.4 km
12.4 km — close to 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

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