Oklahoma earthquakes

M1.8 earthquake 4 km WSW of Aline, Oklahoma

A magnitude 1.8 earthquake struck 4 km WSW of Aline, Oklahoma on Thu, Dec 9, 2021, 6:09 PM CST (00:09 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M1.9 10 km W of Lamont, Oklahoma. This one was a foreshock.

Helena 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
2021-12-10 00:09:16 UTC
Depth
7.0 km (4.3 mi), shallow
Epicenter
36.487° N, 98.495° 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
±0.40
Depth from
Operator assigned
Station coverage gap
49°
Stations used
58

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 55 in the 60 days after this one and 26 in the 30 days before it.

After

  1. 1.75 km E of Hennessey, Oklahoma · 1748 days ago · 6 km deep · 73 km away
  2. 1.910 km W of Lamont, Oklahoma · 1746 days ago · 7 km deep · 77 km away
  3. 1.79 km W of Lamont, Oklahoma · 1746 days ago · 5 km deep · 77 km away
  4. 1.77 km E of Nescatunga, Oklahoma · 1746 days ago · 7 km deep · 48 km away
  5. 1.516 km SE of Waynoka, Oklahoma · 1742 days ago · 9 km deep · 21 km away
  6. 2.110 km W of Lamont, Oklahoma · 1742 days ago · 7 km deep · 77 km away
  7. 1.72 km WNW of Crescent, Oklahoma · 1740 days ago · 8 km deep · 98 km away
  8. 1.717 km SSE of Waynoka, Oklahoma · 1739 days ago · 7 km deep · 27 km away
  9. 1.67 km NNE of Ames, Oklahoma · 1738 days ago · 8 km deep · 36 km away
  10. 1.717 km SSE of Waynoka, Oklahoma · 1737 days ago · 8 km deep · 27 km away
  11. 1.916 km SE of Waynoka, Oklahoma · 1736 days ago · 8 km deep · 24 km away
  12. 1.921 km NE of Chester, Oklahoma · 1729 days ago · 6 km deep · 27 km away
  13. 2.96 km E of Manchester, Oklahoma · 1727 days ago · 5 km deep · 74 km away · felt by 1
  14. 2.010 km W of Lamont, Oklahoma · 1726 days ago · 7 km deep · 77 km away · felt by 1
  15. 1.910 km W of Lamont, Oklahoma · 1726 days ago · 7 km deep · 77 km away · felt by 1
  16. 1.710 km ESE of Chester, Oklahoma · 1724 days ago · 4 km deep · 43 km away
  17. 1.69 km W of Lamont, Oklahoma · 1722 days ago · 9 km deep · 78 km away
  18. 1.67 km E of Marshall, Oklahoma · 1721 days ago · 25 km deep · 93 km away
  19. 1.62 km NNW of Hunter, Oklahoma · 1713 days ago · 7 km deep · 74 km away · felt by 1
  20. 1.610 km ESE of Jefferson, Oklahoma · 1713 days ago · 8 km deep · 77 km away
  21. 1.64 km W of Lucien, Oklahoma · 1712 days ago · 4 km deep · 92 km away · felt by 1
  22. 1.93 km NNW of Covington, Oklahoma · 1712 days ago · 7 km deep · 81 km away
  23. 2.23 km NNW of Covington, Oklahoma · 1712 days ago · 6 km deep · 82 km away · felt by 3
  24. 1.97 km WSW of Aline, Oklahoma · 1711 days ago · 7 km deep · 3 km away
  25. 2.07 km E of Nescatunga, Oklahoma · 1711 days ago · 7 km deep · 49 km away · felt by 1
  26. 1.78 km SW of Waynoka, Oklahoma · 1710 days ago · 7 km deep · 42 km away
  27. 1.810 km NNW of Mooreland, Oklahoma · 1710 days ago · 7 km deep · 69 km away
  28. 1.59 km NNW of Mooreland, Oklahoma · 1710 days ago · 7 km deep · 68 km away
  29. 1.54 km NE of Cherokee, Oklahoma · 1709 days ago · 5 km deep · 36 km away
  30. 2.02 km E of Hennessey, Oklahoma · 1707 days ago · 7 km deep · 70 km away
  31. 2.710 km ESE of Jefferson, Oklahoma · 1706 days ago · 9 km deep · 77 km away · felt by 1
  32. 1.717 km SSE of Waynoka, Oklahoma · 1705 days ago · 8 km deep · 27 km away
  33. 1.524 km ENE of Buffalo, Oklahoma · 1703 days ago · 6 km deep · 95 km away
  34. 2.614 km WSW of Kingfisher, Oklahoma · 1703 days ago · 8 km deep · 81 km away · felt by 1
  35. 1.910 km E of Chester, Oklahoma · 1702 days ago · 10 km deep · 42 km away
  36. 1.914 km W of Kingfisher, Oklahoma · 1702 days ago · 8 km deep · 81 km away
  37. 1.714 km WSW of Kingfisher, Oklahoma · 1702 days ago · 7 km deep · 81 km away
  38. 1.813 km S of Loyal, Oklahoma · 1702 days ago · 12 km deep · 79 km away
  39. 1.814 km W of Kingfisher, Oklahoma · 1702 days ago · 7 km deep · 81 km away
  40. 1.84 km NE of Cherokee, Oklahoma · 1702 days ago · 4 km deep · 36 km away
  41. 1.810 km W of Fairview, Oklahoma · 1699 days ago · 7 km deep · 25 km away
  42. 1.83 km S of Renfrow, Oklahoma · 1697 days ago · 6 km deep · 88 km away
  43. 1.66 km NW of Medford, Oklahoma · 1696 days ago · 8 km deep · 74 km away
  44. 4.57 km NW of Medford, Oklahoma · 1695 days ago · 8 km deep · 75 km away · felt by 4,769
  45. 1.76 km NW of Medford, Oklahoma · 1695 days ago · 8 km deep · 75 km away · felt by 96
  46. 2.46 km NW of Medford, Oklahoma · 1695 days ago · 8 km deep · 74 km away · felt by 91
  47. 1.55 km E of Hennessey, Oklahoma · 1695 days ago · 7 km deep · 73 km away · felt by 2
  48. 1.66 km NW of Medford, Oklahoma · 1695 days ago · 7 km deep · 74 km away
  49. 1.67 km NW of Medford, Oklahoma · 1694 days ago · 8 km deep · 73 km away
  50. 2.02 km E of Jefferson, Oklahoma · 1693 days ago · 23 km deep · 70 km away · felt by 1
  51. 1.95 km E of Hennessey, Oklahoma · 1692 days ago · 6 km deep · 73 km away · felt by 1
  52. 2.52 km SSW of Cherokee, Oklahoma · 1691 days ago · 7 km deep · 30 km away · felt by 1
  53. 2.3Oklahoma · 1690 days ago · 7 km deep · 49 km away · felt by 1
  54. 1.77 km NW of Medford, Oklahoma · 1689 days ago · 7 km deep · 75 km away
  55. 2.55 km E of Hennessey, Oklahoma · 1688 days ago · 7 km deep · 73 km away · felt by 7

Before

  1. 1.95 km E of Hennessey, Oklahoma · 1748 days ago · 7 km deep · 73 km away
  2. 2.0Oklahoma · 1748 days ago · 6 km deep · 73 km away
  3. 1.64 km NNW of Wakita, Oklahoma · 1749 days ago · 6 km deep · 69 km away
  4. 1.77 km SW of Goltry, Oklahoma · 1749 days ago · 7 km deep · 26 km away
  5. 1.55 km E of Hennessey, Oklahoma · 1750 days ago · 6 km deep · 73 km away
  6. 2.76 km WNW of Lucien, Oklahoma · 1751 days ago · 7 km deep · 90 km away · felt by 4
  7. 1.76 km W of Ringwood, Oklahoma · 1752 days ago · 6 km deep · 20 km away
  8. 2.37 km ENE of Nescatunga, Oklahoma · 1752 days ago · 7 km deep · 49 km away · felt by 1
  9. 1.61 km W of Loyal, Oklahoma · 1755 days ago · 7 km deep · 66 km away
  10. 1.924 km NE of Buffalo, Oklahoma · 1757 days ago · 4 km deep · 99 km away
  11. 1.916 km SSE of Waynoka, Oklahoma · 1758 days ago · 5 km deep · 26 km away · felt by 1
  12. 1.816 km SSE of Waynoka, Oklahoma · 1758 days ago · 6 km deep · 26 km away
  13. 2.215 km SSE of Waynoka, Oklahoma · 1758 days ago · 6 km deep · 26 km away
  14. 2.515 km SSE of Waynoka, Oklahoma · 1758 days ago · 6 km deep · 26 km away
  15. 2.110 km W of Lamont, Oklahoma · 1759 days ago · 8 km deep · 77 km away · felt by 3
  16. 2.32 km SSW of Cherokee, Oklahoma · 1760 days ago · 6 km deep · 30 km away
  17. 1.95 km W of Lucien, Oklahoma · 1761 days ago · 7 km deep · 91 km away
  18. 2.03 km SE of Meno, Oklahoma · 1764 days ago · 7 km deep · 33 km away
  19. 1.93 km SE of Meno, Oklahoma · 1764 days ago · 7 km deep · 33 km away
  20. 1.910 km W of Lamont, Oklahoma · 1764 days ago · 6 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021ycrw. Read Wed, Sep 23, 2026, 3:31 AM UTC.