Oklahoma earthquakes

M3.4 earthquake 8 km WNW of Medford, Oklahoma

A magnitude 3.4 earthquake struck 8 km WNW of Medford, Oklahoma on Sun, Aug 16, 2015, 3:49 AM CDT (08:49 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M3.7 6 km SE of Perry, Oklahoma. This one was a foreshock.

Medford 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
3.4 (ml), minor
Local time
UTC
2015-08-16 08:49:50 UTC
Depth
4.3 km (2.6 mi), shallow
Epicenter
36.840° N, 97.823° 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.

Location uncertainty
About 5.3 km horizontally, 7.1 km in depth
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.97 km SE of Harper, Kansas · 4016 days ago · 5 km deep · 46 km away
  2. 2.011 km NW of Caldwell, Kansas · 4016 days ago · 5 km deep · 31 km away
  3. 3.42 km NNW of Aline, Oklahoma · 4016 days ago · 1 km deep · 66 km away · felt by 2
  4. 1.75 km E of Anthony, Kansas · 4015 days ago · 5 km deep · 38 km away
  5. 2.62 km WNW of Aline, Oklahoma · 4015 days ago · 5 km deep · 68 km away
  6. 2.84 km W of Lucien, Oklahoma · 4015 days ago · 8 km deep · 68 km away · felt by 1
  7. 2.55 km SSW of Pond Creek, Oklahoma · 4015 days ago · 6 km deep · 25 km away
  8. 2.75 km W of Lucien, Oklahoma · 4015 days ago · 12 km deep · 68 km away
  9. 3.24 km W of Fairview, Oklahoma · 4015 days ago · 7 km deep · 90 km away · felt by 2
  10. 2.56 km NE of Billings, Oklahoma · 4015 days ago · 5 km deep · 48 km away
  11. 2.56 km NE of Billings, Oklahoma · 4015 days ago · 8 km deep · 49 km away
  12. 2.79 km SE of Enid, Oklahoma · 4014 days ago · 8 km deep · 57 km away
  13. 2.94 km SSE of Waynoka, Oklahoma · 4014 days ago · 11 km deep · 99 km away · felt by 1
  14. 3.02 km NNE of Wakita, Oklahoma · 4013 days ago · 4 km deep · 10 km away · felt by 1
  15. 2.66 km ESE of Douglas, Oklahoma · 4013 days ago · 3 km deep · 69 km away
  16. 2.95 km SW of Jet, Oklahoma · 4013 days ago · 6 km deep · 42 km away
  17. 2.81 km SW of Cherokee, Oklahoma · 4013 days ago · 3 km deep · 50 km away
  18. 2.74 km W of Fairview, OK · 4013 days ago · 2 km deep · 89 km away
  19. 1.511 km SE of Bluff City, Kansas · 4013 days ago · 7 km deep · 18 km away
  20. 1.63 km NNW of Freeport, Kansas · 4013 days ago · 4 km deep · 43 km away
  21. 2.58 km ENE of Caldwell, Kansas · 4013 days ago · 6 km deep · 37 km away
  22. 2.66 km SSE of Waynoka, Oklahoma · 4013 days ago · 5 km deep · 97 km away
  23. 2.9Oklahoma · 4013 days ago · 5 km deep · 27 km away
  24. 2.57 km N of Hunter, Oklahoma · 4013 days ago · 5 km deep · 27 km away
  25. 1.88 km ENE of Caldwell, Kansas · 4013 days ago · 5 km deep · 36 km away
  26. 2.98 km SE of Byron, Oklahoma · 4013 days ago · 5 km deep · 36 km away
  27. 2.69 km ENE of Cherokee, Oklahoma · 4013 days ago · 5 km deep · 39 km away
  28. 1.87 km ENE of Caldwell, Kansas · 4013 days ago · 6 km deep · 36 km away
  29. 1.97 km ENE of Caldwell, Kansas · 4013 days ago · 6 km deep · 36 km away
  30. 2.912 km NW of Stillwater, Oklahoma · 4012 days ago · 2 km deep · 93 km away · felt by 1
  31. 1.72 km SSW of Manchester, Oklahoma · 4012 days ago · 6 km deep · 25 km away
  32. 3.08 km SSE of Byron, Oklahoma · 4012 days ago · 4 km deep · 38 km away
  33. 2.53 km SE of Morrison, Oklahoma · 4012 days ago · 5 km deep · 98 km away
  34. 2.512 km NNE of Nash, Oklahoma · 4012 days ago · 6 km deep · 19 km away
  35. 2.94 km WNW of Ringwood, Oklahoma · 4012 days ago · 7 km deep · 65 km away · felt by 4
  36. 2.79 km NE of Billings, Oklahoma · 4012 days ago · 7 km deep · 49 km away
  37. 1.93 km ENE of Manchester, Oklahoma · 4012 days ago · 6 km deep · 24 km away
  38. 1.65 km SSE of Freeport, Kansas · 4012 days ago · 3 km deep · 35 km away
  39. 3.15 km SW of Jet, Oklahoma · 4011 days ago · 6 km deep · 42 km away
  40. 2.7Oklahoma · 4011 days ago · 5 km deep · 69 km away
  41. 2.54 km SW of Jet, Oklahoma · 4011 days ago · 5 km deep · 42 km away
  42. 3.35 km SSW of Jet, Oklahoma · 4011 days ago · 6 km deep · 42 km away · felt by 3
  43. 2.66 km SE of Perry, Oklahoma · 4011 days ago · 5 km deep · 84 km away
  44. 2.77 km E of Nescatunga, Oklahoma · 4011 days ago · 6 km deep · 24 km away
  45. 2.56 km SE of Nescatunga, Oklahoma · 4011 days ago · 6 km deep · 28 km away
  46. 1.611 km NW of Caldwell, Kansas · 4011 days ago · 6 km deep · 31 km away
  47. 2.0Kansas · 4011 days ago · 6 km deep · 33 km away
  48. 3.3Oklahoma · 4011 days ago · 5 km deep · 57 km away · felt by 3
  49. 2.61 km SW of Mayfield, Kansas · 4011 days ago · 5 km deep · 51 km away
  50. 2.69 km WNW of Dacoma, Oklahoma · 4010 days ago · 5 km deep · 75 km away
  51. 2.95 km W of Lucien, Oklahoma · 4010 days ago · 5 km deep · 68 km away
  52. 1.76 km S of Harper, Kansas · 4010 days ago · 8 km deep · 47 km away
  53. 2.56 km SE of Perry, Oklahoma · 4010 days ago · 7 km deep · 84 km away · felt by 2
  54. 2.924 km WNW of Fairview, Oklahoma · 4010 days ago · 5 km deep · 96 km away
  55. 1.87 km W of Hunnewell, Kansas · 4010 days ago · 5 km deep · 34 km away
  56. 1.9Kansas · 4010 days ago · 6 km deep · 37 km away
  57. 1.68 km ENE of Caldwell, Kansas · 4010 days ago · 6 km deep · 37 km away
  58. 3.76 km SE of Perry, Oklahoma · 4010 days ago · 6 km deep · 84 km away · felt by 78
  59. 2.0Kansas · 4010 days ago · 6 km deep · 37 km away
  60. 1.58 km ENE of Caldwell, Kansas · 4010 days ago · 5 km deep · 37 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100032np. Read Tue, Sep 22, 2026, 10:30 PM UTC.