United States · Oklahoma

M2.1 Earthquake near Johnston County, Oklahoma (United States)

UTC time: 2026-08-11 19:39:13 UTC Local time: —

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About this earthquake

On August 11, 2026 at 19:39 UTC, a magnitude M2.1 earthquake occurred near Johnston County, Oklahoma (United States). With a focal depth of about 7 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 196 earthquakes were recorded in the past 24 hours, the strongest reaching M3.3.

Details

ID
627b7bb60303bdd8bffe2a2d2c84dc5968efd408
Magnitude
M2.1
Depth
7.1 km
UTC time
2026-08-11 19:39:13 UTC
Local time
—
Country
State
Source
usgs
Coordinates
34.36702, -96.87631
Temperature
36.5°C

Depth profile

Depth profile Depth: 7.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.1 km
Shallow
7.1 km
7.1 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.

Open seismic profile

Historic earthquake map · United States

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Country statistics · United States

View earthquake KPIs, strongest and latest events, and averages for this country.

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