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M1.8 Depth: 6.1 km

M1.8 Earthquake near Canadian County, Oklahoma (United States)

UTC time: 2026-04-21 07:27:18 UTC Local time: —

About this earthquake

On April 21, 2026 at 07:27 UTC, a magnitude M1.8 earthquake occurred near Canadian County, Oklahoma (United States). The hypocenter lay relatively close to the surface at around 6 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: over the past 24 hours, QuakeMap24 logged 158 earthquakes, the strongest at M3.9.

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Depth profile

Depth profile Depth: 6.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.1 km
Shallow
6.1 km
6.1 km — shallower than the regional average (15.8 km)
Regional average: 15.8 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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