Oklahoma earthquakes

M1.6 earthquake 9 km E of Chickasha, Oklahoma

A magnitude 1.6 earthquake struck 9 km E of Chickasha, Oklahoma on Sat, Mar 13, 2021, 2:13 PM CST (20:13 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M1.8 12 km SE of Ratliff City, Oklahoma. This one was a foreshock.

Chickasha 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
1.6 (ml), micro
Local time
UTC
2021-03-13 20:13:32 UTC
Depth
7.5 km (4.6 mi), shallow
Epicenter
35.040° N, 97.838° W
Region
Oklahoma
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.

Magnitude uncertainty
±0.15
Station coverage gap
66°
Stations used
43

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 198 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.812 km SE of Ratliff City, Oklahoma · 2010 days ago · 4 km deep · 83 km away
  2. 2.59 km SE of Ratliff City, Oklahoma · 2010 days ago · 6 km deep · 81 km away · felt by 1
  3. 1.64 km S of Union City, Oklahoma · 2010 days ago · 7 km deep · 36 km away
  4. 1.910 km SE of Ratliff City, Oklahoma · 2010 days ago · 5 km deep · 82 km away
  5. 1.710 km SE of Ratliff City, Oklahoma · 2009 days ago · 6 km deep · 82 km away
  6. 2.63 km SSE of Union City, Oklahoma · 2009 days ago · 6 km deep · 36 km away · felt by 3
  7. 1.712 km SE of Ratliff City, Oklahoma · 2009 days ago · 5 km deep · 84 km away
  8. 1.610 km SSE of Tatums, Oklahoma · 2009 days ago · 4 km deep · 81 km away
  9. 1.51 km ENE of Minco, Oklahoma · 2009 days ago · 6 km deep · 32 km away
  10. 1.814 km SE of Ratliff City, Oklahoma · 2009 days ago · 5 km deep · 86 km away
  11. 2.210 km SE of Ratliff City, Oklahoma · 2009 days ago · 6 km deep · 83 km away
  12. 1.911 km SE of Ratliff City, Oklahoma · 2009 days ago · 5 km deep · 82 km away
  13. 1.711 km SE of Ratliff City, Oklahoma · 2009 days ago · 5 km deep · 82 km away
  14. 1.610 km SE of Ratliff City, Oklahoma · 2009 days ago · 6 km deep · 82 km away
  15. 1.712 km SE of Ratliff City, Oklahoma · 2009 days ago · 6 km deep · 84 km away
  16. 2.011 km SE of Ratliff City, Oklahoma · 2009 days ago · 5 km deep · 83 km away
  17. 1.712 km SE of Ratliff City, Oklahoma · 2009 days ago · 4 km deep · 83 km away
  18. 1.912 km SE of Ratliff City, Oklahoma · 2009 days ago · 5 km deep · 84 km away · felt by 1
  19. 1.911 km SSE of Tatums, Oklahoma · 2009 days ago · 4 km deep · 83 km away
  20. 2.09 km SE of Ratliff City, Oklahoma · 2009 days ago · 4 km deep · 81 km away
  21. 2.011 km SE of Ratliff City, Oklahoma · 2009 days ago · 4 km deep · 83 km away
  22. 1.716 km SE of Ratliff City, Oklahoma · 2009 days ago · 4 km deep · 87 km away
  23. 2.210 km SE of Ratliff City, Oklahoma · 2009 days ago · 5 km deep · 82 km away
  24. 2.211 km SE of Ratliff City, Oklahoma · 2009 days ago · 5 km deep · 83 km away
  25. 2.110 km SE of Ratliff City, Oklahoma · 2009 days ago · 6 km deep · 82 km away
  26. 2.510 km SE of Ratliff City, Oklahoma · 2009 days ago · 6 km deep · 82 km away · felt by 2
  27. 1.711 km SE of Ratliff City, Oklahoma · 2009 days ago · 4 km deep · 83 km away · felt by 1
  28. 2.114 km SE of Ratliff City, Oklahoma · 2009 days ago · 6 km deep · 86 km away
  29. 1.912 km SE of Ratliff City, Oklahoma · 2009 days ago · 4 km deep · 84 km away
  30. 2.610 km SE of Ratliff City, Oklahoma · 2009 days ago · 6 km deep · 82 km away
  31. 1.910 km SE of Ratliff City, Oklahoma · 2009 days ago · 5 km deep · 82 km away
  32. 1.911 km SE of Ratliff City, Oklahoma · 2009 days ago · 4 km deep · 82 km away
  33. 1.69 km SE of Ratliff City, Oklahoma · 2009 days ago · 6 km deep · 82 km away
  34. 1.58 km SE of Ratliff City, Oklahoma · 2008 days ago · 6 km deep · 80 km away
  35. 1.72 km ENE of Minco, Oklahoma · 2008 days ago · 6 km deep · 33 km away
  36. 1.61 km NE of Minco, Oklahoma · 2008 days ago · 8 km deep · 33 km away
  37. 1.810 km SE of Ratliff City, Oklahoma · 2008 days ago · 5 km deep · 82 km away
  38. 2.210 km SE of Ratliff City, Oklahoma · 2008 days ago · 5 km deep · 82 km away
  39. 1.84 km SSE of Union City, Oklahoma · 2008 days ago · 6 km deep · 36 km away · felt by 1
  40. 1.79 km SE of Ratliff City, Oklahoma · 2008 days ago · 5 km deep · 81 km away
  41. 2.09 km SE of Ratliff City, Oklahoma · 2008 days ago · 5 km deep · 81 km away
  42. 1.811 km SE of Ratliff City, Oklahoma · 2008 days ago · 4 km deep · 82 km away
  43. 2.24 km SSE of Union City, Oklahoma · 2008 days ago · 6 km deep · 36 km away · felt by 4
  44. 2.311 km SE of Ratliff City, Oklahoma · 2008 days ago · 5 km deep · 83 km away
  45. 2.39 km SE of Ratliff City, Oklahoma · 2008 days ago · 6 km deep · 81 km away
  46. 2.113 km SE of Ratliff City, Oklahoma · 2008 days ago · 5 km deep · 84 km away
  47. 1.88 km NE of Alex, Oklahoma · 2008 days ago · 7 km deep · 14 km away
  48. 1.99 km SE of Ratliff City, Oklahoma · 2008 days ago · 5 km deep · 80 km away
  49. 1.79 km SE of Ratliff City, Oklahoma · 2007 days ago · 6 km deep · 82 km away
  50. 1.810 km SE of Ratliff City, Oklahoma · 2007 days ago · 5 km deep · 82 km away
  51. 1.510 km SE of Ratliff City, Oklahoma · 2007 days ago · 6 km deep · 82 km away
  52. 1.55 km W of Arcadia, Oklahoma · 2007 days ago · 7 km deep · 81 km away
  53. 1.510 km SE of Ratliff City, Oklahoma · 2007 days ago · 5 km deep · 82 km away
  54. 1.54 km SSE of Union City, Oklahoma · 2006 days ago · 7 km deep · 36 km away · felt by 1
  55. 1.614 km SE of Ratliff City, Oklahoma · 2006 days ago · 6 km deep · 86 km away
  56. 2.43 km NNE of Minco, Oklahoma · 2006 days ago · 8 km deep · 35 km away · felt by 2
  57. 1.710 km SE of Ratliff City, Oklahoma · 2006 days ago · 5 km deep · 82 km away
  58. 1.911 km SE of Ratliff City, Oklahoma · 2006 days ago · 6 km deep · 83 km away
  59. 1.610 km SE of Ratliff City, Oklahoma · 2006 days ago · 5 km deep · 82 km away
  60. 2.54 km NNE of Minco, Oklahoma · 2006 days ago · 6 km deep · 35 km away · felt by 5

The first 60 of 198.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021fbgt. Read Tue, Sep 22, 2026, 2:48 PM UTC.