Oklahoma earthquakes

M1.9 earthquake 2 km NNE of Hartshorne, Oklahoma

A magnitude 1.9 earthquake struck 2 km NNE of Hartshorne, Oklahoma on Fri, Aug 6, 2021, 10:11 AM CDT (15:11 UTC), 17 km (10 mi) below the surface.

A larger quake followed: M3.7 1 km S of Quinton, Oklahoma. This one was a foreshock.

Hartshorne 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
1.9 (ML, local (Richter)), micro
Magnitude from
Oklahoma Geological Survey
Local time
UTC
2021-08-06 15:11:35 UTC
Depth
16.9 km (10.5 mi), shallow
Epicenter
34.870° N, 95.548° 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
±0.26
Station coverage gap
89°
Stations used
39

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 102 in the 60 days after this one and 26 in the 30 days before it.

After

  1. 2.10 km N of Quinton, Oklahoma · 1885 days ago · 6 km deep · 33 km away
  2. 1.91 km SW of Quinton, Oklahoma · 1883 days ago · 6 km deep · 31 km away
  3. 2.82 km E of Quinton, Oklahoma · 1880 days ago · 7 km deep · 34 km away · felt by 3
  4. 1.70 km WNW of Quinton, Oklahoma · 1880 days ago · 6 km deep · 32 km away
  5. 1.70 km NW of Quinton, Oklahoma · 1880 days ago · 6 km deep · 32 km away
  6. 1.83 km NNE of Quinton, Oklahoma · 1880 days ago · 7 km deep · 36 km away
  7. 2.20 km NNW of Quinton, Oklahoma · 1879 days ago · 7 km deep · 33 km away
  8. 2.122 km N of Antlers, Oklahoma · 1879 days ago · 25 km deep · 49 km away · felt by 2
  9. 1.62 km NNE of Quinton, Oklahoma · 1879 days ago · 7 km deep · 35 km away
  10. 1.72 km SSW of Quinton, Oklahoma · 1879 days ago · 7 km deep · 30 km away
  11. 1.92 km NNE of Quinton, Oklahoma · 1878 days ago · 7 km deep · 35 km away
  12. 2.03 km NNE of Quinton, Oklahoma · 1877 days ago · 7 km deep · 36 km away
  13. 2.60 km NNW of Quinton, Oklahoma · 1876 days ago · 7 km deep · 33 km away · felt by 2
  14. 1.63 km SSW of Quinton, Oklahoma · 1876 days ago · 7 km deep · 29 km away
  15. 1.61 km S of Quinton, Oklahoma · 1875 days ago · 7 km deep · 31 km away
  16. 2.71 km SSW of Quinton, Oklahoma · 1875 days ago · 7 km deep · 31 km away
  17. 2.42 km NNE of Quinton, Oklahoma · 1875 days ago · 8 km deep · 35 km away
  18. 2.13 km NNE of Quinton, Oklahoma · 1874 days ago · 7 km deep · 35 km away
  19. 1.93 km NNE of Quinton, Oklahoma · 1874 days ago · 7 km deep · 36 km away
  20. 1.81 km S of Quinton, Oklahoma · 1874 days ago · 7 km deep · 31 km away
  21. 2.01 km E of Quinton, Oklahoma · 1873 days ago · 5 km deep · 33 km away
  22. 2.02 km NE of Quinton, Oklahoma · 1873 days ago · 6 km deep · 35 km away
  23. 2.21 km S of Quinton, Oklahoma · 1872 days ago · 6 km deep · 31 km away · felt by 1
  24. 1.62 km ESE of Quinton, Oklahoma · 1872 days ago · 6 km deep · 33 km away
  25. 2.03 km ESE of Quinton, Oklahoma · 1871 days ago · 6 km deep · 33 km away
  26. 2.61 km SSW of Quinton, Oklahoma · 1871 days ago · 7 km deep · 31 km away
  27. 2.22 km SSW of Quinton, Oklahoma · 1871 days ago · 6 km deep · 30 km away
  28. 1.82 km SSW of Quinton, Oklahoma · 1871 days ago · 6 km deep · 30 km away
  29. 2.13 km ESE of Quinton, Oklahoma · 1871 days ago · 7 km deep · 33 km away
  30. 1.72 km SSW of Quinton, Oklahoma · 1870 days ago · 6 km deep · 30 km away
  31. 2.32 km NNE of Quinton, Oklahoma · 1870 days ago · 7 km deep · 35 km away
  32. 1.81 km ESE of Quinton, Oklahoma · 1870 days ago · 6 km deep · 33 km away
  33. 1.71 km NE of Quinton, Oklahoma · 1870 days ago · 7 km deep · 34 km away
  34. 2.7Oklahoma · 1870 days ago · 7 km deep · 33 km away
  35. 3.43 km ESE of Quinton, Oklahoma · 1870 days ago · 7 km deep · 33 km away · felt by 5
  36. 2.81 km E of Quinton, Oklahoma · 1870 days ago · 7 km deep · 33 km away
  37. 2.83 km ESE of Quinton, Oklahoma · 1870 days ago · 7 km deep · 33 km away
  38. 2.53 km ESE of Quinton, Oklahoma · 1870 days ago · 7 km deep · 33 km away
  39. 2.41 km S of Quinton, Oklahoma · 1870 days ago · 6 km deep · 31 km away
  40. 1.61 km S of Quinton, Oklahoma · 1870 days ago · 6 km deep · 31 km away
  41. 1.81 km S of Quinton, Oklahoma · 1870 days ago · 6 km deep · 31 km away
  42. 1.83 km NNE of Quinton, Oklahoma · 1870 days ago · 7 km deep · 36 km away
  43. 2.43 km ESE of Quinton, Oklahoma · 1869 days ago · 7 km deep · 33 km away
  44. 2.02 km ESE of Quinton, Oklahoma · 1869 days ago · 7 km deep · 33 km away
  45. 2.02 km ESE of Quinton, Oklahoma · 1869 days ago · 6 km deep · 33 km away
  46. 1.93 km NNE of Quinton, Oklahoma · 1869 days ago · 7 km deep · 36 km away
  47. 1.91 km SSW of Quinton, Oklahoma · 1868 days ago · 7 km deep · 31 km away
  48. 1.91 km S of Quinton, Oklahoma · 1868 days ago · 7 km deep · 31 km away
  49. 2.31 km S of Quinton, Oklahoma · 1868 days ago · 7 km deep · 31 km away · felt by 1
  50. 2.11 km S of Quinton, Oklahoma · 1868 days ago · 7 km deep · 31 km away
  51. 2.21 km S of Quinton, Oklahoma · 1868 days ago · 7 km deep · 31 km away · felt by 1
  52. 2.21 km S of Quinton, Oklahoma · 1868 days ago · 7 km deep · 31 km away
  53. 1.61 km S of Quinton, Oklahoma · 1868 days ago · 7 km deep · 31 km away
  54. 3.71 km S of Quinton, Oklahoma · 1868 days ago · 7 km deep · 31 km away · felt by 27
  55. 2.11 km SW of Quinton, Oklahoma · 1868 days ago · 7 km deep · 31 km away
  56. 1.61 km S of Quinton, Oklahoma · 1868 days ago · 6 km deep · 31 km away
  57. 2.11 km S of Quinton, Oklahoma · 1867 days ago · 6 km deep · 31 km away
  58. 1.91 km SSW of Quinton, Oklahoma · 1867 days ago · 7 km deep · 30 km away
  59. 1.91 km SSW of Quinton, Oklahoma · 1867 days ago · 7 km deep · 31 km away
  60. 1.82 km SSW of Quinton, Oklahoma · 1867 days ago · 8 km deep · 30 km away

The first 60 of 102.

Before

  1. 2.13 km NE of Quinton, Oklahoma · 1887 days ago · 7 km deep · 36 km away
  2. 1.71 km ENE of Quinton, Oklahoma · 1888 days ago · 6 km deep · 34 km away
  3. 1.91 km SW of Quinton, Oklahoma · 1889 days ago · 6 km deep · 31 km away
  4. 2.32 km SSW of Quinton, Oklahoma · 1890 days ago · 7 km deep · 30 km away · felt by 1
  5. 1.52 km SSW of Quinton, Oklahoma · 1890 days ago · 7 km deep · 30 km away
  6. 1.72 km SSW of Quinton, Oklahoma · 1893 days ago · 7 km deep · 30 km away
  7. 2.42 km E of Quinton, Oklahoma · 1893 days ago · 8 km deep · 34 km away
  8. 1.82 km ENE of Quinton, Oklahoma · 1894 days ago · 8 km deep · 34 km away
  9. 1.61 km SW of Quinton, Oklahoma · 1895 days ago · 6 km deep · 31 km away
  10. 1.91 km E of Quinton, Oklahoma · 1896 days ago · 6 km deep · 33 km away
  11. 2.3Oklahoma · 1897 days ago · 7 km deep · 34 km away · felt by 2
  12. 2.32 km SSW of Quinton, Oklahoma · 1899 days ago · 6 km deep · 30 km away · felt by 1
  13. 2.27 km S of Stuart, Oklahoma · 1900 days ago · 3 km deep · 50 km away
  14. 1.92 km E of Quinton, Oklahoma · 1900 days ago · 7 km deep · 34 km away · felt by 1
  15. 2.12 km E of Quinton, Oklahoma · 1901 days ago · 7 km deep · 34 km away
  16. 1.82 km E of Quinton, Oklahoma · 1901 days ago · 7 km deep · 34 km away
  17. 3.32 km E of Quinton, Oklahoma · 1901 days ago · 8 km deep · 34 km away · felt by 6
  18. 2.72 km E of Quinton, Oklahoma · 1901 days ago · 8 km deep · 34 km away · felt by 1
  19. 1.64 km ENE of Quinton, Oklahoma · 1901 days ago · 6 km deep · 36 km away
  20. 1.63 km ENE of Quinton, Oklahoma · 1901 days ago · 3 km deep · 36 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021phqg. Read Mon, Oct 5, 2026, 7:20 AM UTC.