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M1.9 Depth: 4.7 km

M1.9 Earthquake near Osage County, Oklahoma (United States)

UTC time: 2026-08-28 15:13:51 UTC Local time: —

About this earthquake

On August 28, 2026 at 15:13 UTC, a magnitude M1.9 earthquake occurred near Osage County, Oklahoma (United States). With a focal depth of about 5 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 193 earthquakes, the strongest at M4.4.

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Depth profile

Depth profile Depth: 4.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.7 km
Shallow
4.7 km
4.7 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

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