Tennessee earthquakes

M1.6 earthquake 4 km NW of Ridgely, Tennessee

A magnitude 1.6 earthquake struck 4 km NW of Ridgely, Tennessee on Sun, Mar 18, 2012, 3:49 PM CDT (20:49 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.3 7 km ENE of Steele, Missouri. This one was a foreshock.

Ridgely forecastMore in Tennessee

Map

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

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The earthquake

Magnitude
1.6 (Md, duration), micro
Magnitude from
NM
Local time
UTC
2012-03-18 20:49:58 UTC
Depth
8.1 km (5.0 mi), shallow
Epicenter
36.291° N, 89.518° W
Region
Tennessee
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.6 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
115°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 2.17 km SSE of Catron, Missouri · 5309 days ago · 10 km deep · 32 km away
  2. 1.74 km NW of Marston, Missouri · 5290 days ago · 7 km deep · 31 km away
  3. 1.85 km E of Hayward, Missouri · 5283 days ago · 12 km deep · 14 km away
  4. 1.52 km N of Marston, Missouri · 5282 days ago · 8 km deep · 29 km away
  5. 2.04 km NE of Manila, Arkansas · 5278 days ago · 19 km deep · 70 km away
  6. 1.612 km N of Dyersburg, Tennessee · 5276 days ago · 6 km deep · 19 km away
  7. 1.67 km NE of Caruthersville, Missouri · 5271 days ago · 2 km deep · 9 km away
  8. 2.19 km SW of Caruthersville, Missouri · 5270 days ago · 5 km deep · 25 km away
  9. 1.76 km ESE of Marston, Missouri · 5270 days ago · 8 km deep · 23 km away
  10. 2.00 km E of Risco, Missouri · 5268 days ago · 4 km deep · 39 km away
  11. 1.62 km NNE of Marston, Missouri · 5265 days ago · 6 km deep · 28 km away
  12. 2.37 km ENE of Steele, Missouri · 5262 days ago · 5 km deep · 29 km away
  13. 1.58 km ESE of Marston, Missouri · 5256 days ago · 6 km deep · 23 km away

Before

  1. 1.87 km S of Catron, Missouri · 5324 days ago · 9 km deep · 33 km away
  2. 1.85 km SSW of Dell, Arkansas · 5325 days ago · 11 km deep · 73 km away
  3. 2.79 km SW of Hornbeak, Tennessee · 5327 days ago · 14 km deep · 13 km away · felt by 22
  4. 1.96 km SE of Bertrand, Missouri · 5327 days ago · 9 km deep · 64 km away
  5. 2.05 km SE of Bertrand, Missouri · 5336 days ago · 11 km deep · 65 km away
  6. 2.55 km SE of Bertrand, Missouri · 5336 days ago · 10 km deep · 65 km away
  7. 1.85 km SE of Bertrand, Missouri · 5336 days ago · 10 km deep · 65 km away
  8. 3.94 km SSE of Bertrand, Missouri · 5337 days ago · 8 km deep · 65 km away · felt by 880

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nm609361. Read Thu, Oct 1, 2026, 11:26 PM UTC.