Oklahoma earthquakes

M2.2 earthquake 11 km E of Comanche, Oklahoma

A magnitude 2.2 earthquake struck 11 km E of Comanche, Oklahoma on Thu, Sep 30, 2021, 3:49 PM CDT (20:49 UTC), 9 km (6 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M2.3 10 km SSE of Ratliff City, Oklahoma. This one was a foreshock.

Comanche forecastMore in Oklahoma

Map

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

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The earthquake

Magnitude
2.2 (ml), micro
Local time
UTC
2021-09-30 20:49:22 UTC
Depth
9.5 km (5.9 mi), shallow
Epicenter
34.372° N, 97.838° W
Region
Oklahoma
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Location uncertainty
About 10.6 km horizontally, 8.2 km in depth
Station coverage gap
223°, poorly surrounded by stations
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: 23 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 1.73 km E of Bradley, Oklahoma · 1817 days ago · 13 km deep · 58 km away
  2. 1.63 km E of Bradley, Oklahoma · 1816 days ago · 13 km deep · 59 km away
  3. 2.13 km E of Bradley, Oklahoma · 1812 days ago · 5 km deep · 59 km away · felt by 4
  4. 1.83 km E of Bradley, Oklahoma · 1811 days ago · 5 km deep · 58 km away
  5. 1.914 km W of Marietta, Oklahoma · 1782 days ago · 15 km deep · 70 km away
  6. 1.713 km NE of Leon, Oklahoma · 1781 days ago · 7 km deep · 67 km away
  7. 1.95 km WSW of Washington, Oklahoma · 1771 days ago · 6 km deep · 79 km away
  8. 1.99 km SSE of Ratliff City, Oklahoma · 1770 days ago · 5 km deep · 35 km away
  9. 1.72 km S of Tuttle, Oklahoma · 1769 days ago · 6 km deep · 99 km away
  10. 2.310 km SSE of Ratliff City, Oklahoma · 1769 days ago · 6 km deep · 34 km away
  11. 1.68 km SSE of Ratliff City, Oklahoma · 1769 days ago · 5 km deep · 34 km away
  12. 1.78 km SSE of Ratliff City, Oklahoma · 1769 days ago · 4 km deep · 33 km away
  13. 1.67 km SSE of Ratliff City, Oklahoma · 1768 days ago · 5 km deep · 33 km away
  14. 1.69 km SSE of Ratliff City, Oklahoma · 1768 days ago · 5 km deep · 34 km away
  15. 1.99 km SSE of Ratliff City, Oklahoma · 1767 days ago · 6 km deep · 34 km away
  16. 1.610 km SSE of Ratliff City, Oklahoma · 1767 days ago · 6 km deep · 34 km away
  17. 2.09 km SSE of Ratliff City, Oklahoma · 1767 days ago · 6 km deep · 35 km away
  18. 1.79 km SSE of Ratliff City, Oklahoma · 1767 days ago · 6 km deep · 34 km away
  19. 1.98 km SSE of Ratliff City, Oklahoma · 1765 days ago · 5 km deep · 34 km away
  20. 2.49 km ESE of Chickasha, Oklahoma · 1764 days ago · 9 km deep · 74 km away · felt by 9
  21. 2.310 km SSE of Ratliff City, Oklahoma · 1764 days ago · 6 km deep · 34 km away
  22. 1.82 km WSW of Bridge Creek, Oklahoma · 1763 days ago · 6 km deep · 96 km away · felt by 3
  23. 1.67 km SSE of Ratliff City, Oklahoma · 1763 days ago · 6 km deep · 34 km away

Before

  1. 1.77 km SSE of Erin Springs, Oklahoma · 1828 days ago · 7 km deep · 49 km away
  2. 1.87 km SSE of Erin Springs, Oklahoma · 1828 days ago · 7 km deep · 49 km away
  3. 2.415 km NE of Leon, Oklahoma · 1828 days ago · 12 km deep · 68 km away
  4. 2.013 km W of Marietta, Oklahoma · 1828 days ago · 15 km deep · 71 km away
  5. 1.93 km S of Blanchard, Oklahoma · 1829 days ago · 4 km deep · 83 km away · felt by 11
  6. 1.87 km SSE of Erin Springs, Oklahoma · 1831 days ago · 7 km deep · 49 km away
  7. 2.27 km SSE of Erin Springs, Oklahoma · 1831 days ago · 7 km deep · 49 km away · felt by 1
  8. 1.77 km NE of Alex, Oklahoma · 1842 days ago · 9 km deep · 66 km away · felt by 1
  9. 2.76 km NNE of Alex, Oklahoma · 1845 days ago · 8 km deep · 67 km away · felt by 4
  10. 1.66 km S of Ratliff City, Oklahoma · 1845 days ago · 10 km deep · 31 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021teob. Read Wed, Sep 23, 2026, 2:10 PM UTC.