Oklahoma earthquakes

M1.6 earthquake 6 km W of Arcadia, Oklahoma

A magnitude 1.6 earthquake struck 6 km W of Arcadia, Oklahoma on Wed, Apr 21, 2021, 2:36 AM CDT (07:36 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M1.6 6 km ESE of Luther, Oklahoma. This one was a foreshock.

Edmond 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
2021-04-21 07:36:23 UTC
Depth
6.9 km (4.3 mi), shallow
Epicenter
35.667° N, 97.394° 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
±0.25
Station coverage gap
39°
Stations used
98

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 63 in the 60 days after this one and 48 in the 30 days before it.

After

  1. 1.66 km ESE of Luther, Oklahoma · 1980 days ago · 7 km deep · 24 km away
  2. 1.93 km SSE of Union City, Oklahoma · 1980 days ago · 6 km deep · 59 km away · felt by 1
  3. 1.810 km NW of Perry, Oklahoma · 1979 days ago · 7 km deep · 77 km away
  4. 2.09 km W of Mulhall, Oklahoma · 1979 days ago · 5 km deep · 46 km away
  5. 1.89 km NNW of Perry, Oklahoma · 1977 days ago · 6 km deep · 78 km away
  6. 2.010 km NNW of Perry, Oklahoma · 1977 days ago · 6 km deep · 78 km away
  7. 2.39 km NNW of Perry, Oklahoma · 1977 days ago · 6 km deep · 78 km away
  8. 1.89 km W of Meeker, Oklahoma · 1976 days ago · 7 km deep · 39 km away
  9. 2.310 km NW of Perry, Oklahoma · 1974 days ago · 8 km deep · 77 km away
  10. 1.914 km WNW of Union City, Oklahoma · 1973 days ago · 6 km deep · 68 km away
  11. 2.414 km WNW of Union City, Oklahoma · 1973 days ago · 7 km deep · 68 km away
  12. 2.34 km W of Lucien, Oklahoma · 1970 days ago · 8 km deep · 69 km away
  13. 1.64 km W of Lucien, Oklahoma · 1970 days ago · 7 km deep · 69 km away
  14. 1.54 km WNW of Dover, Oklahoma · 1966 days ago · 5 km deep · 62 km away
  15. 1.64 km W of Dover, Oklahoma · 1966 days ago · 5 km deep · 62 km away · felt by 1
  16. 1.84 km W of Dover, Oklahoma · 1966 days ago · 4 km deep · 62 km away
  17. 1.84 km W of Dover, Oklahoma · 1966 days ago · 5 km deep · 62 km away
  18. 2.14 km W of Dover, Oklahoma · 1966 days ago · 5 km deep · 62 km away · felt by 1
  19. 1.74 km WNW of Langston, Oklahoma · 1966 days ago · 7 km deep · 34 km away
  20. 1.74 km W of Dover, Oklahoma · 1966 days ago · 5 km deep · 63 km away
  21. 1.87 km SE of Stillwater, Oklahoma · 1965 days ago · 7 km deep · 58 km away
  22. 1.95 km W of Lucien, Oklahoma · 1965 days ago · 7 km deep · 69 km away
  23. 2.04 km W of Dover, Oklahoma · 1965 days ago · 5 km deep · 62 km away
  24. 2.216 km NW of Pawnee, Oklahoma · 1964 days ago · 8 km deep · 95 km away · felt by 1
  25. 2.69 km ESE of Chickasha, Oklahoma · 1961 days ago · 9 km deep · 81 km away · felt by 6
  26. 2.59 km ESE of Chickasha, Oklahoma · 1961 days ago · 9 km deep · 81 km away · felt by 6
  27. 1.610 km NNW of Perry, Oklahoma · 1958 days ago · 6 km deep · 78 km away
  28. 2.14 km ESE of Perry, Oklahoma · 1955 days ago · 7 km deep · 69 km away
  29. 1.65 km SW of Dibble, Oklahoma · 1954 days ago · 9 km deep · 79 km away
  30. 2.76 km SW of Dibble, Oklahoma · 1954 days ago · 11 km deep · 80 km away · felt by 7
  31. 2.36 km NNE of Loyal, Oklahoma · 1952 days ago · 6 km deep · 75 km away
  32. 1.86 km SSW of Tuttle, Oklahoma · 1952 days ago · 6 km deep · 63 km away
  33. 1.76 km NNE of Loyal, Oklahoma · 1950 days ago · 6 km deep · 75 km away
  34. 2.17 km ESE of Ames, Oklahoma · 1949 days ago · 8 km deep · 89 km away
  35. 1.99 km NW of Perry, Oklahoma · 1949 days ago · 6 km deep · 77 km away
  36. 2.17 km SE of Agra, Oklahoma · 1947 days ago · 8 km deep · 57 km away
  37. 1.66 km ENE of Edmond, Oklahoma · 1947 days ago · 8 km deep · 1 km away
  38. 1.67 km NNE of Loyal, Oklahoma · 1946 days ago · 5 km deep · 75 km away
  39. 2.09 km ESE of Chickasha, Oklahoma · 1942 days ago · 8 km deep · 81 km away · felt by 1
  40. 1.67 km SW of Dibble, Oklahoma · 1942 days ago · 7 km deep · 80 km away
  41. 1.84 km W of Marshall, Oklahoma · 1942 days ago · 6 km deep · 59 km away
  42. 2.43 km WNW of Douglas, Oklahoma · 1941 days ago · 8 km deep · 73 km away · felt by 1
  43. 1.610 km NNW of Perry, Oklahoma · 1941 days ago · 7 km deep · 78 km away
  44. 3.37 km SW of Dibble, Oklahoma · 1938 days ago · 12 km deep · 81 km away · felt by 27
  45. 1.67 km W of Meeker, Oklahoma · 1934 days ago · 7 km deep · 42 km away
  46. 1.613 km SE of Ames, Oklahoma · 1933 days ago · 5 km deep · 83 km away
  47. 1.613 km SE of Ames, Oklahoma · 1933 days ago · 7 km deep · 83 km away
  48. 1.87 km SW of Dibble, Oklahoma · 1933 days ago · 10 km deep · 80 km away
  49. 1.82 km SSW of Blanchard, Oklahoma · 1928 days ago · 5 km deep · 66 km away
  50. 1.72 km SSW of Blanchard, Oklahoma · 1928 days ago · 7 km deep · 66 km away
  51. 1.69 km WNW of Prague, Oklahoma · 1927 days ago · 7 km deep · 58 km away
  52. 1.52 km SSW of Blanchard, Oklahoma · 1927 days ago · 7 km deep · 66 km away · felt by 1
  53. 2.14 km E of Enid, Oklahoma · 1927 days ago · 7 km deep · 91 km away · felt by 1
  54. 2.04 km WNW of Lucien, Oklahoma · 1926 days ago · 8 km deep · 69 km away
  55. 1.64 km WNW of Lucien, Oklahoma · 1925 days ago · 8 km deep · 69 km away
  56. 3.73 km SE of Carney, Oklahoma · 1924 days ago · 7 km deep · 39 km away · felt by 83
  57. 1.53 km SE of Carney, Oklahoma · 1924 days ago · 7 km deep · 39 km away
  58. 2.03 km SE of Carney, Oklahoma · 1924 days ago · 5 km deep · 39 km away · felt by 1
  59. 2.63 km SE of Carney, Oklahoma · 1924 days ago · 5 km deep · 39 km away · felt by 2
  60. 1.53 km SE of Carney, Oklahoma · 1924 days ago · 5 km deep · 40 km away

The first 60 of 63.

Before

  1. 1.88 km SW of Dibble, Oklahoma · 1982 days ago · 9 km deep · 82 km away
  2. 3.58 km SW of Dibble, Oklahoma · 1982 days ago · 11 km deep · 82 km away · felt by 58
  3. 2.12 km SSE of Cushing, Oklahoma · 1982 days ago · 8 km deep · 67 km away · felt by 3
  4. 1.711 km SE of Kingfisher, Oklahoma · 1983 days ago · 21 km deep · 42 km away
  5. 3.37 km SW of Dibble, Oklahoma · 1987 days ago · 11 km deep · 80 km away · felt by 23
  6. 1.66 km SW of Dibble, Oklahoma · 1987 days ago · 8 km deep · 80 km away
  7. 1.57 km SW of Dibble, Oklahoma · 1987 days ago · 9 km deep · 80 km away
  8. 1.83 km SSE of Union City, Oklahoma · 1988 days ago · 5 km deep · 59 km away
  9. 2.610 km NW of Perry, Oklahoma · 1989 days ago · 7 km deep · 77 km away · felt by 3
  10. 2.65 km N of Ames, Oklahoma · 1989 days ago · 8 km deep · 100 km away
  11. 1.83 km NE of Stroud, Oklahoma · 1991 days ago · 12 km deep · 70 km away
  12. 1.71 km SSE of Union City, Oklahoma · 1995 days ago · 7 km deep · 58 km away
  13. 1.62 km SE of Union City, Oklahoma · 1995 days ago · 7 km deep · 58 km away
  14. 3.22 km SE of Union City, Oklahoma · 1995 days ago · 6 km deep · 58 km away · felt by 21
  15. 1.57 km SW of Dibble, Oklahoma · 1996 days ago · 9 km deep · 80 km away
  16. 2.73 km SSE of Union City, Oklahoma · 1996 days ago · 7 km deep · 58 km away · felt by 17
  17. 1.75 km N of IXL, Oklahoma · 1998 days ago · 20 km deep · 92 km away · felt by 1
  18. 1.83 km SE of Marshall, Oklahoma · 1999 days ago · 6 km deep · 55 km away
  19. 1.76 km NNE of Loyal, Oklahoma · 2000 days ago · 6 km deep · 75 km away
  20. 1.57 km SE of Luther, Oklahoma · 2003 days ago · 7 km deep · 25 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021htok. Read Wed, Sep 23, 2026, 5:16 AM UTC.