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M2.1 Depth: 9.8 km

M2.1 Earthquake near 6 km ENE of Niota, Tennessee (United States)

UTC time: 2025-10-16 21:30:57 UTC Local time: —

About this earthquake

On October 16, 2025 at 21:30 UTC, a magnitude M2.1 earthquake occurred near 6 km ENE of Niota, Tennessee (United States). With a focal depth of about 10 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 204 earthquakes, the strongest at M5.5.

Details

Magnitude
M2.1
Depth
9.8 km
UTC time
2025-10-16 21:30:57 UTC
Local time
—
Country
United States
City
Tennessee
Source
usgs
Coordinates
35.53433, -84.47317
Temperature
19.3°C

Map

Depth profile

Depth profile Depth: 9.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9.8 km
Shallow
9.8 km
9.8 km — shallower than the regional average (15.4 km)
Regional average: 15.4 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

Historic earthquake map · United States

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