Tennessee earthquakes

M1.9 earthquake 4 km NE of Ridgely, Tennessee

A magnitude 1.9 earthquake struck 4 km NE of Ridgely, Tennessee on Thu, Jul 12, 2012, 1:43 PM CDT (18:43 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M2.6 6 km ESE of Marston, 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
1.9 (Md, duration), micro
Magnitude from
NM
Local time
UTC
2012-07-12 18:43:35 UTC
Depth
3.6 km (2.2 mi), shallow
Epicenter
36.291° N, 89.445° 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 0.4 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
47°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 2.06 km WNW of Marston, Missouri · 5191 days ago · 6 km deep · 35 km away
  2. 2.07 km SE of Marston, Missouri · 5191 days ago · 9 km deep · 23 km away
  3. 1.55 km WSW of Howardville, Missouri · 5187 days ago · 6 km deep · 35 km away
  4. 1.7southeastern Missouri · 5186 days ago · 4 km deep · 31 km away
  5. 1.73 km ENE of Caruthersville, Missouri · 5186 days ago · 6 km deep · 18 km away
  6. 1.74 km SE of Howardville, Missouri · 5184 days ago · 6 km deep · 30 km away
  7. 1.54 km WNW of Marston, Missouri · 5182 days ago · 7 km deep · 33 km away
  8. 1.97 km ESE of New Madrid, Missouri · 5181 days ago · 10 km deep · 31 km away
  9. 1.65 km S of New Madrid, Missouri · 5178 days ago · 7 km deep · 28 km away
  10. 1.59 km NW of Tiptonville, Tennessee · 5175 days ago · 9 km deep · 18 km away
  11. 1.97 km SSW of Holland, Missouri · 5169 days ago · 9 km deep · 52 km away
  12. 1.87 km SSE of Matthews, Missouri · 5165 days ago · 8 km deep · 47 km away
  13. 2.00 km WNW of Cooter, Missouri · 5165 days ago · 8 km deep · 43 km away
  14. 2.24 km ENE of Marston, Missouri · 5164 days ago · 7 km deep · 29 km away
  15. 2.17 km NNW of Tiptonville, Tennessee · 5164 days ago · 6 km deep · 18 km away
  16. 1.64 km NNE of Ridgely, Tennessee · 5155 days ago · 6 km deep · 3 km away
  17. 1.81 km SE of Caruthersville, Missouri · 5154 days ago · 8 km deep · 21 km away
  18. 1.76 km SE of Marston, Missouri · 5153 days ago · 9 km deep · 23 km away
  19. 2.26 km NNW of Burdette, Arkansas · 5152 days ago · 5 km deep · 66 km away
  20. 1.58 km WNW of Tiptonville, Tennessee · 5148 days ago · 15 km deep · 18 km away
  21. 2.66 km ESE of Marston, Missouri · 5141 days ago · 8 km deep · 24 km away · felt by 13
  22. 1.68 km NW of Tiptonville, Tennessee · 5140 days ago · 6 km deep · 18 km away
  23. 2.47 km ESE of Marston, Missouri · 5137 days ago · 8 km deep · 24 km away
  24. 2.38 km N of New Madrid, Missouri · 5135 days ago · 5 km deep · 42 km away
  25. 2.14 km W of Risco, Missouri · 5134 days ago · 5 km deep · 47 km away

Before

  1. 2.25 km SSE of Manila, Arkansas · 5198 days ago · 15 km deep · 80 km away
  2. 1.77 km SE of Marston, Missouri · 5201 days ago · 8 km deep · 23 km away
  3. 2.54 km NE of Ridgely, Tennessee · 5203 days ago · 5 km deep · 1 km away · felt by 3
  4. 2.26 km S of New Madrid, Missouri · 5205 days ago · 5 km deep · 27 km away
  5. 1.52 km NE of Ridgely, Tennessee · 5207 days ago · 6 km deep · 3 km away
  6. 2.07 km NW of Tiptonville, Tennessee · 5207 days ago · 7 km deep · 17 km away
  7. 2.53 km SSW of Caruthersville, Missouri · 5215 days ago · 9 km deep · 25 km away · felt by 5
  8. 1.57 km NW of Tiptonville, Tennessee · 5216 days ago · 7 km deep · 17 km away
  9. 1.914 km SSW of Pinhook, Missouri · 5218 days ago · 6 km deep · 37 km away
  10. 1.98 km ESE of Marston, Missouri · 5218 days ago · 7 km deep · 22 km away
  11. 3.36 km NW of Tiptonville, Tennessee · 5219 days ago · 8 km deep · 15 km away · felt by 30
  12. 1.95 km NNW of New Madrid, Missouri · 5219 days ago · 4 km deep · 39 km away
  13. 2.26 km SE of Marston, Missouri · 5219 days ago · 9 km deep · 23 km away
  14. 1.64 km SSW of Caruthersville, Missouri · 5221 days ago · 9 km deep · 25 km away
  15. 2.213 km SSW of Pinhook, Missouri · 5221 days ago · 8 km deep · 38 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nm609476. Read Thu, Oct 1, 2026, 4:41 PM UTC.