Oklahoma earthquakes

M1.8 earthquake 13 km NW of Alva, Oklahoma

A magnitude 1.8 earthquake struck 13 km NW of Alva, Oklahoma on Sun, May 23, 2021, 8:18 AM CDT (13:18 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M1.9 5 km ESE of Jefferson, Oklahoma. This one was a foreshock.

Alva 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
1.8 (ml), micro
Local time
UTC
2021-05-23 13:18:11 UTC
Depth
6.9 km (4.3 mi), shallow
Epicenter
36.898° N, 98.760° 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
±0.20
Station coverage gap
115°
Stations used
71

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 113 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 1.95 km ESE of Jefferson, Oklahoma · 1947 days ago · 8 km deep · 94 km away
  2. 1.56 km N of Ames, Oklahoma · 1947 days ago · 7 km deep · 84 km away
  3. 1.99 km NNE of Quinlan, Oklahoma · 1944 days ago · 7 km deep · 46 km away
  4. 1.78 km NNE of Quinlan, Oklahoma · 1944 days ago · 7 km deep · 47 km away
  5. 1.79 km NNE of Quinlan, Oklahoma · 1944 days ago · 6 km deep · 46 km away
  6. 1.79 km NNE of Quinlan, Oklahoma · 1943 days ago · 7 km deep · 46 km away
  7. 2.39 km NNE of Quinlan, Oklahoma · 1943 days ago · 7 km deep · 46 km away
  8. 1.89 km NNE of Quinlan, Oklahoma · 1943 days ago · 8 km deep · 46 km away
  9. 1.99 km NNE of Quinlan, Oklahoma · 1943 days ago · 7 km deep · 46 km away
  10. 2.010 km NNE of Quinlan, Oklahoma · 1943 days ago · 7 km deep · 45 km away
  11. 1.69 km NNE of Quinlan, Oklahoma · 1943 days ago · 7 km deep · 46 km away
  12. 1.69 km NNE of Quinlan, Oklahoma · 1943 days ago · 7 km deep · 47 km away
  13. 1.69 km NNE of Quinlan, Oklahoma · 1942 days ago · 7 km deep · 46 km away
  14. 2.49 km NNE of Quinlan, Oklahoma · 1942 days ago · 8 km deep · 46 km away
  15. 1.98 km NNE of Quinlan, Oklahoma · 1942 days ago · 8 km deep · 47 km away
  16. 2.09 km NNE of Quinlan, Oklahoma · 1942 days ago · 7 km deep · 46 km away
  17. 1.79 km NNE of Quinlan, Oklahoma · 1942 days ago · 7 km deep · 46 km away
  18. 1.59 km NNE of Quinlan, Oklahoma · 1942 days ago · 7 km deep · 46 km away
  19. 2.39 km NNE of Quinlan, Oklahoma · 1942 days ago · 7 km deep · 46 km away
  20. 2.09 km NNE of Quinlan, Oklahoma · 1942 days ago · 7 km deep · 46 km away
  21. 1.68 km NNE of Quinlan, Oklahoma · 1942 days ago · 7 km deep · 47 km away
  22. 1.69 km NNE of Quinlan, Oklahoma · 1941 days ago · 7 km deep · 46 km away
  23. 2.39 km NNE of Quinlan, Oklahoma · 1941 days ago · 7 km deep · 46 km away
  24. 1.88 km NNE of Quinlan, Oklahoma · 1941 days ago · 8 km deep · 47 km away
  25. 1.67 km NNE of Quinlan, Oklahoma · 1941 days ago · 7 km deep · 48 km away
  26. 1.77 km NNE of Quinlan, Oklahoma · 1941 days ago · 7 km deep · 48 km away
  27. 2.18 km NNE of Quinlan, Oklahoma · 1941 days ago · 7 km deep · 47 km away
  28. 1.98 km NNE of Quinlan, Oklahoma · 1941 days ago · 7 km deep · 47 km away
  29. 1.66 km W of Carmen, Oklahoma · 1941 days ago · 6 km deep · 42 km away
  30. 1.68 km NNE of Quinlan, Oklahoma · 1941 days ago · 7 km deep · 47 km away
  31. 1.616 km E of Buffalo, Oklahoma · 1941 days ago · 6 km deep · 61 km away
  32. 1.88 km NNE of Quinlan, Oklahoma · 1941 days ago · 7 km deep · 47 km away
  33. 1.54 km SE of Meno, Oklahoma · 1940 days ago · 6 km deep · 81 km away
  34. 1.59 km NNE of Quinlan, Oklahoma · 1940 days ago · 7 km deep · 46 km away
  35. 1.53 km N of Lambert, Oklahoma · 1938 days ago · 5 km deep · 36 km away
  36. 1.55 km N of Buffalo, Oklahoma · 1936 days ago · 5 km deep · 77 km away
  37. 1.68 km NNE of Quinlan, Oklahoma · 1935 days ago · 8 km deep · 47 km away
  38. 1.69 km NNE of Quinlan, Oklahoma · 1935 days ago · 8 km deep · 46 km away
  39. 2.19 km NNE of Quinlan, Oklahoma · 1935 days ago · 8 km deep · 46 km away
  40. 1.58 km NNE of Quinlan, Oklahoma · 1934 days ago · 8 km deep · 47 km away
  41. 1.79 km NNE of Quinlan, Oklahoma · 1934 days ago · 7 km deep · 46 km away
  42. 1.99 km NNE of Quinlan, Oklahoma · 1934 days ago · 7 km deep · 47 km away
  43. 1.78 km NNE of Quinlan, Oklahoma · 1934 days ago · 7 km deep · 47 km away
  44. 1.78 km NNE of Quinlan, Oklahoma · 1934 days ago · 7 km deep · 47 km away
  45. 1.89 km NNE of Quinlan, Oklahoma · 1934 days ago · 7 km deep · 46 km away
  46. 1.59 km NNE of Quinlan, Oklahoma · 1934 days ago · 7 km deep · 46 km away
  47. 1.99 km NNE of Quinlan, Oklahoma · 1934 days ago · 8 km deep · 46 km away
  48. 2.59 km NNE of Quinlan, Oklahoma · 1934 days ago · 8 km deep · 47 km away
  49. 1.99 km NNE of Quinlan, Oklahoma · 1934 days ago · 7 km deep · 46 km away
  50. 1.910 km W of Lamont, Oklahoma · 1934 days ago · 7 km deep · 100 km away
  51. 1.99 km NNE of Quinlan, Oklahoma · 1934 days ago · 8 km deep · 46 km away
  52. 1.79 km NNE of Quinlan, Oklahoma · 1934 days ago · 8 km deep · 46 km away
  53. 1.69 km NNE of Quinlan, Oklahoma · 1934 days ago · 8 km deep · 46 km away
  54. 2.19 km NNE of Quinlan, Oklahoma · 1934 days ago · 8 km deep · 46 km away
  55. 1.79 km NNE of Quinlan, Oklahoma · 1934 days ago · 7 km deep · 46 km away
  56. 1.79 km NNE of Quinlan, Oklahoma · 1934 days ago · 8 km deep · 46 km away
  57. 1.68 km NNE of Quinlan, Oklahoma · 1934 days ago · 8 km deep · 47 km away
  58. 2.110 km NNE of Quinlan, Oklahoma · 1934 days ago · 7 km deep · 45 km away
  59. 1.76 km NW of Ames, Oklahoma · 1934 days ago · 8 km deep · 83 km away
  60. 1.99 km NNE of Quinlan, Oklahoma · 1933 days ago · 8 km deep · 46 km away

The first 60 of 113.

Before

  1. 2.17 km ESE of Ames, Oklahoma · 1949 days ago · 8 km deep · 95 km away
  2. 1.79 km NNE of Quinlan, Oklahoma · 1953 days ago · 8 km deep · 46 km away
  3. 1.817 km SE of Waynoka, Oklahoma · 1953 days ago · 7 km deep · 49 km away
  4. 2.210 km WSW of Waynoka, Oklahoma · 1953 days ago · 7 km deep · 45 km away
  5. 2.020 km WNW of Freedom, Oklahoma · 1954 days ago · 7 km deep · 50 km away
  6. 2.316 km E of Buffalo, Oklahoma · 1956 days ago · 5 km deep · 61 km away
  7. 2.06 km WSW of Isabella, Oklahoma · 1956 days ago · 6 km deep · 83 km away
  8. 1.515 km W of Canton, Oklahoma · 1959 days ago · 17 km deep · 92 km away
  9. 1.72 km SE of Aline, Oklahoma · 1960 days ago · 8 km deep · 54 km away
  10. 1.616 km E of Buffalo, Oklahoma · 1962 days ago · 8 km deep · 61 km away
  11. 1.810 km NE of Quinlan, Oklahoma · 1962 days ago · 7 km deep · 45 km away
  12. 1.510 km ESE of Chester, Oklahoma · 1963 days ago · 5 km deep · 79 km away
  13. 2.23 km SE of Meno, Oklahoma · 1965 days ago · 7 km deep · 81 km away
  14. 2.310 km W of Lamont, Oklahoma · 1966 days ago · 8 km deep · 99 km away
  15. 2.010 km SW of Hardtner, Kansas · 1971 days ago · 7 km deep · 5 km away
  16. 1.517 km SE of Waynoka, Oklahoma · 1974 days ago · 9 km deep · 46 km away
  17. 1.617 km SE of Waynoka, Oklahoma · 1974 days ago · 8 km deep · 45 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021kalt. Read Tue, Sep 22, 2026, 12:08 PM UTC.