Oklahoma earthquakes

M1.6 earthquake 4 km S of Union City, Oklahoma

A magnitude 1.6 earthquake struck 4 km S of Union City, Oklahoma on Mon, Mar 22, 2021, 4:42 PM CDT (21:42 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.6 3 km SSE of Union City, Oklahoma. This one was a foreshock.

Union City 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
2021-03-22 21:42:11 UTC
Depth
6.8 km (4.2 mi), shallow
Epicenter
35.353° N, 97.938° 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
±0.39
Station coverage gap
94°
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 71 in the 60 days after this one and 73 in the 30 days before it.

After

  1. 2.63 km SSE of Union City, Oklahoma · 2010 days ago · 6 km deep · 1 km away · felt by 3
  2. 1.51 km ENE of Minco, Oklahoma · 2010 days ago · 6 km deep · 4 km away
  3. 1.72 km ENE of Minco, Oklahoma · 2009 days ago · 6 km deep · 3 km away
  4. 1.61 km NE of Minco, Oklahoma · 2009 days ago · 8 km deep · 3 km away
  5. 1.84 km SSE of Union City, Oklahoma · 2009 days ago · 6 km deep · 1 km away · felt by 1
  6. 2.24 km SSE of Union City, Oklahoma · 2008 days ago · 6 km deep · 1 km away · felt by 4
  7. 1.88 km NE of Alex, Oklahoma · 2008 days ago · 7 km deep · 48 km away
  8. 1.55 km W of Arcadia, Oklahoma · 2007 days ago · 7 km deep · 61 km away
  9. 1.54 km SSE of Union City, Oklahoma · 2007 days ago · 7 km deep · 1 km away · felt by 1
  10. 2.43 km NNE of Minco, Oklahoma · 2006 days ago · 8 km deep · 1 km away · felt by 2
  11. 2.54 km NNE of Minco, Oklahoma · 2006 days ago · 6 km deep · 1 km away · felt by 5
  12. 1.54 km SSE of Union City, Oklahoma · 2006 days ago · 4 km deep · 1 km away
  13. 1.84 km SSE of Union City, Oklahoma · 2006 days ago · 5 km deep · 1 km away
  14. 1.64 km SSE of Union City, Oklahoma · 2006 days ago · 4 km deep · 1 km away · felt by 1
  15. 1.64 km NNE of Minco, Oklahoma · 2006 days ago · 6 km deep · 1 km away
  16. 2.54 km N of Minco, Oklahoma · 2005 days ago · 7 km deep · 1 km away · felt by 2
  17. 1.94 km NNE of Minco, Oklahoma · 2005 days ago · 7 km deep · 1 km away
  18. 2.17 km SE of Luther, Oklahoma · 2005 days ago · 7 km deep · 79 km away
  19. 1.63 km N of Minco, Oklahoma · 2004 days ago · 7 km deep · 1 km away
  20. 2.23 km N of Minco, Oklahoma · 2004 days ago · 7 km deep · 1 km away
  21. 1.57 km SE of Luther, Oklahoma · 2003 days ago · 7 km deep · 79 km away
  22. 1.76 km NNE of Loyal, Oklahoma · 2000 days ago · 6 km deep · 76 km away
  23. 1.83 km SE of Marshall, Oklahoma · 1999 days ago · 6 km deep · 92 km away
  24. 2.73 km SSE of Union City, Oklahoma · 1996 days ago · 7 km deep · 2 km away · felt by 17
  25. 1.57 km SW of Dibble, Oklahoma · 1996 days ago · 9 km deep · 47 km away
  26. 3.22 km SE of Union City, Oklahoma · 1995 days ago · 6 km deep · 3 km away · felt by 21
  27. 1.62 km SE of Union City, Oklahoma · 1995 days ago · 7 km deep · 3 km away
  28. 1.71 km SSE of Union City, Oklahoma · 1994 days ago · 7 km deep · 3 km away
  29. 1.83 km SSE of Union City, Oklahoma · 1988 days ago · 5 km deep · 1 km away
  30. 1.57 km SW of Dibble, Oklahoma · 1987 days ago · 9 km deep · 47 km away
  31. 1.66 km SW of Dibble, Oklahoma · 1987 days ago · 8 km deep · 47 km away
  32. 3.37 km SW of Dibble, Oklahoma · 1986 days ago · 11 km deep · 47 km away · felt by 23
  33. 1.612 km SW of Erin Springs, Oklahoma · 1984 days ago · 13 km deep · 71 km away
  34. 1.712 km SW of Erin Springs, Oklahoma · 1984 days ago · 12 km deep · 71 km away
  35. 1.812 km SW of Erin Springs, Oklahoma · 1984 days ago · 14 km deep · 71 km away
  36. 1.811 km SW of Erin Springs, Oklahoma · 1983 days ago · 15 km deep · 71 km away
  37. 1.711 km SE of Kingfisher, Oklahoma · 1982 days ago · 21 km deep · 51 km away
  38. 3.58 km SW of Dibble, Oklahoma · 1982 days ago · 11 km deep · 48 km away · felt by 58
  39. 1.88 km SW of Dibble, Oklahoma · 1982 days ago · 9 km deep · 48 km away
  40. 1.66 km W of Arcadia, Oklahoma · 1981 days ago · 7 km deep · 60 km away
  41. 1.66 km ESE of Luther, Oklahoma · 1980 days ago · 7 km deep · 80 km away
  42. 1.93 km SSE of Union City, Oklahoma · 1980 days ago · 6 km deep · 1 km away · felt by 1
  43. 2.09 km W of Mulhall, Oklahoma · 1979 days ago · 5 km deep · 88 km away
  44. 1.612 km SW of Erin Springs, Oklahoma · 1976 days ago · 5 km deep · 71 km away
  45. 1.89 km W of Meeker, Oklahoma · 1975 days ago · 7 km deep · 86 km away
  46. 1.914 km WNW of Union City, Oklahoma · 1973 days ago · 6 km deep · 17 km away
  47. 2.414 km WNW of Union City, Oklahoma · 1973 days ago · 7 km deep · 17 km away
  48. 1.69 km SW of Erin Springs, Oklahoma · 1970 days ago · 14 km deep · 70 km away
  49. 1.913 km SW of Erin Springs, Oklahoma · 1969 days ago · 14 km deep · 72 km away
  50. 2.08 km SW of Erin Springs, Oklahoma · 1969 days ago · 11 km deep · 70 km away
  51. 1.78 km SW of Erin Springs, Oklahoma · 1969 days ago · 14 km deep · 70 km away
  52. 1.68 km SW of Erin Springs, Oklahoma · 1969 days ago · 11 km deep · 70 km away
  53. 1.98 km SW of Erin Springs, Oklahoma · 1969 days ago · 5 km deep · 69 km away
  54. 2.28 km SW of Erin Springs, Oklahoma · 1969 days ago · 13 km deep · 70 km away · felt by 3
  55. 2.18 km SW of Erin Springs, Oklahoma · 1969 days ago · 14 km deep · 70 km away
  56. 1.54 km WNW of Dover, Oklahoma · 1966 days ago · 5 km deep · 71 km away
  57. 1.64 km W of Dover, Oklahoma · 1966 days ago · 5 km deep · 71 km away · felt by 1
  58. 1.84 km W of Dover, Oklahoma · 1966 days ago · 4 km deep · 71 km away
  59. 1.84 km W of Dover, Oklahoma · 1965 days ago · 5 km deep · 71 km away
  60. 2.14 km W of Dover, Oklahoma · 1965 days ago · 5 km deep · 71 km away · felt by 1

The first 60 of 71.

Before

  1. 1.92 km ENE of Minco, Oklahoma · 2010 days ago · 6 km deep · 4 km away
  2. 1.53 km S of Union City, Oklahoma · 2010 days ago · 7 km deep · 0 km away
  3. 1.54 km SSE of Union City, Oklahoma · 2010 days ago · 6 km deep · 1 km away
  4. 3.311 km W of Hennessey, Oklahoma · 2011 days ago · 6 km deep · 85 km away · felt by 7
  5. 1.75 km NW of Bison, Oklahoma · 2011 days ago · 5 km deep · 98 km away
  6. 1.63 km SSE of Union City, Oklahoma · 2011 days ago · 6 km deep · 2 km away · felt by 1
  7. 2.63 km SSE of Union City, Oklahoma · 2012 days ago · 7 km deep · 1 km away · felt by 2
  8. 1.93 km SSE of Union City, Oklahoma · 2012 days ago · 7 km deep · 1 km away · felt by 1
  9. 1.73 km SE of Union City, Oklahoma · 2012 days ago · 4 km deep · 2 km away · felt by 1
  10. 2.23 km SSE of Union City, Oklahoma · 2013 days ago · 6 km deep · 2 km away · felt by 3
  11. 1.811 km S of Ames, Oklahoma · 2013 days ago · 5 km deep · 90 km away
  12. 1.69 km E of Chickasha, Oklahoma · 2017 days ago · 8 km deep · 36 km away
  13. 1.76 km W of Arcadia, Oklahoma · 2017 days ago · 7 km deep · 60 km away
  14. 2.48 km SE of Loyal, Oklahoma · 2018 days ago · 6 km deep · 63 km away
  15. 1.96 km NNW of Foster, Oklahoma · 2018 days ago · 6 km deep · 85 km away
  16. 2.86 km SW of Dibble, Oklahoma · 2018 days ago · 7 km deep · 47 km away · felt by 10
  17. 2.09 km E of Chickasha, Oklahoma · 2019 days ago · 7 km deep · 36 km away
  18. 1.69 km E of Chickasha, Oklahoma · 2019 days ago · 7 km deep · 36 km away
  19. 1.76 km SSW of Dibble, Oklahoma · 2021 days ago · 7 km deep · 48 km away
  20. 2.06 km SSW of Dibble, Oklahoma · 2021 days ago · 9 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021frvf. Read Tue, Sep 22, 2026, 10:23 PM UTC.