Tennessee earthquakes

M2.5 earthquake 4 km NE of Ridgely, Tennessee

A magnitude 2.5 earthquake struck 4 km NE of Ridgely, Tennessee on Tue, Jul 3, 2012, 6:27 PM CDT (23:27 UTC), 5 km (3 mi) below the surface.

Ridgely forecast More in Tennessee

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 2.5 (Md, duration), micro
Magnitude from: NM
Local time: Tue, Jul 3, 2012, 6:27 PM CDT
UTC: 2012-07-03 23:27:10 UTC
Depth: 4.8 km (3.0 mi), shallow
Epicenter: 36.285° N, 89.447° W
Region: Tennessee
Felt reports: 3
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.5	Md, duration	NM	Preferred · Reviewed · ±0.102 · 5 stations
2.5	Md, duration	USGS National Earthquake Information Center	Reviewed

What happened

The USGS’s account of the effects of this earthquake.

no people dead or missing; no people injured; no buildings damaged or destroyed

From the USGS event page for nm609469. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

3 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 0.3 km horizontally, 0.2 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 45°
Stations used: 26

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 17 in the 30 days before it.

After

Before

Earthquakes today Tennessee earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nm609469 (also filed as nm070312d, usp000jnjr). Read Thu, Oct 1, 2026, 8:34 AM UTC.