Oklahoma earthquakes

M2.7 earthquake 2 km WNW of Medford, Oklahoma

A magnitude 2.7 earthquake struck 2 km WNW of Medford, Oklahoma on Mon, Apr 20, 2015, 4:00 PM CDT (21:00 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.0 5 km SSW of Bluff City, Kansas. 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
2.7 (ml), micro
Local time
UTC
2015-04-20 21:00:28 UTC
Depth
5.5 km (3.4 mi), shallow
Epicenter
36.815° N, 97.762° W
Region
Oklahoma
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.1 km horizontally, 6.5 km in depth
Station coverage gap
37°
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. 1.85 km ESE of Caldwell, Kansas · 4131 days ago · 6 km deep · 29 km away
  2. 2.54 km SSW of Pond Creek, Oklahoma · 4131 days ago · 8 km deep · 21 km away
  3. 3.05 km SSW of Bluff City, Kansas · 4131 days ago · 5 km deep · 27 km away · felt by 3
  4. 1.54 km S of Harper, Kansas · 4131 days ago · 3 km deep · 54 km away
  5. 1.74 km ENE of Caldwell, Kansas · 4131 days ago · 6 km deep · 31 km away
  6. 3.06 km ESE of Lucien, Oklahoma · 4131 days ago · 7 km deep · 70 km away
  7. 3.05 km W of Fairview, Oklahoma · 4131 days ago · 8 km deep · 92 km away · felt by 2
  8. 3.03 km ENE of Renfrow, Oklahoma · 4131 days ago · 5 km deep · 19 km away
  9. 3.64 km NE of Renfrow, Oklahoma · 4131 days ago · 8 km deep · 20 km away · felt by 7
  10. 2.92 km NE of Renfrow, Oklahoma · 4131 days ago · 5 km deep · 18 km away
  11. 2.96 km NNE of Kremlin, Oklahoma · 4131 days ago · 7 km deep · 24 km away
  12. 2.810 km NW of Dacoma, Oklahoma · 4130 days ago · 5 km deep · 80 km away
  13. 2.66 km E of Lucien, Oklahoma · 4130 days ago · 7 km deep · 70 km away
  14. 2.65 km NNE of Billings, Oklahoma · 4130 days ago · 8 km deep · 40 km away
  15. 2.86 km E of Lucien, Oklahoma · 4130 days ago · 7 km deep · 70 km away
  16. 2.85 km WNW of Lucien, Oklahoma · 4130 days ago · 8 km deep · 63 km away · felt by 1
  17. 2.89 km E of Nescatunga, Oklahoma · 4130 days ago · 6 km deep · 27 km away
  18. 2.513 km NNE of Nescatunga, Oklahoma · 4130 days ago · 5 km deep · 31 km away
  19. 2.52 km WSW of Pond Creek, Oklahoma · 4129 days ago · 6 km deep · 18 km away · felt by 1
  20. 3.210 km SSE of Capron, Oklahoma · 4129 days ago · 5 km deep · 69 km away
  21. 1.65 km SW of Bluff City, Kansas · 4129 days ago · 3 km deep · 29 km away
  22. 2.912 km E of Red Rock, Oklahoma · 4129 days ago · 4 km deep · 77 km away
  23. 2.64 km S of Lucien, Oklahoma · 4129 days ago · 7 km deep · 70 km away
  24. 2.010 km ESE of Bluff City, Kansas · 4129 days ago · 6 km deep · 26 km away
  25. 2.15 km WSW of Bluff City, Kansas · 4128 days ago · 7 km deep · 30 km away
  26. 1.75 km WSW of Bluff City, Kansas · 4128 days ago · 3 km deep · 30 km away
  27. 3.29 km NW of Red Rock, Oklahoma · 4128 days ago · 6 km deep · 56 km away
  28. 1.64 km S of Harper, Kansas · 4128 days ago · 4 km deep · 53 km away
  29. 2.510 km ESE of Bluff City, Kansas · 4128 days ago · 6 km deep · 26 km away
  30. 1.710 km ESE of Bluff City, Kansas · 4128 days ago · 3 km deep · 26 km away
  31. 1.74 km SW of Bluff City, Kansas · 4128 days ago · 3 km deep · 30 km away
  32. 1.911 km NE of Wakita, Oklahoma · 4128 days ago · 7 km deep · 17 km away
  33. 2.8Oklahoma · 4128 days ago · 5 km deep · 11 km away
  34. 2.96 km NNW of Dacoma, Oklahoma · 4128 days ago · 5 km deep · 74 km away
  35. 2.33 km S of Caldwell, Kansas · 4127 days ago · 6 km deep · 24 km away
  36. 3.06 km ENE of Covington, Oklahoma · 4127 days ago · 7 km deep · 59 km away · felt by 1
  37. 1.610 km ESE of Bluff City, Kansas · 4127 days ago · 3 km deep · 26 km away
  38. 3.310 km W of Jet, Oklahoma · 4127 days ago · 5 km deep · 50 km away
  39. 2.7Oklahoma · 4127 days ago · 4 km deep · 85 km away · felt by 1
  40. 2.86 km ESE of Harper, Kansas · 4127 days ago · 8 km deep · 53 km away
  41. 3.28 km WNW of Freeport, Kansas · 4127 days ago · 7 km deep · 48 km away · felt by 2
  42. 2.08 km SW of Danville, Kansas · 4127 days ago · 5 km deep · 50 km away
  43. 1.68 km SE of Harper, Kansas · 4127 days ago · 5 km deep · 50 km away
  44. 2.68 km SE of Harper, Kansas · 4127 days ago · 5 km deep · 50 km away
  45. 2.58 km SE of Harper, Kansas · 4127 days ago · 5 km deep · 50 km away
  46. 1.68 km SE of Harper, Kansas · 4127 days ago · 5 km deep · 50 km away
  47. 3.69 km SE of Harper, Kansas · 4127 days ago · 5 km deep · 49 km away
  48. 4.13 km SW of Danville, Kansas · 4127 days ago · 2 km deep · 52 km away · felt by 43
  49. 2.27 km SE of Harper, Kansas · 4127 days ago · 4 km deep · 50 km away
  50. 1.87 km SE of Harper, Kansas · 4127 days ago · 5 km deep · 50 km away
  51. 2.37 km SW of Danville, Kansas · 4127 days ago · 4 km deep · 50 km away
  52. 2.48 km SW of Danville, Kansas · 4127 days ago · 5 km deep · 50 km away
  53. 1.97 km SE of Harper, Kansas · 4127 days ago · 5 km deep · 50 km away
  54. 1.68 km SE of Harper, Kansas · 4127 days ago · 4 km deep · 49 km away
  55. 2.48 km SE of Harper, Kansas · 4127 days ago · 5 km deep · 50 km away
  56. 2.18 km SE of Harper, Kansas · 4127 days ago · 5 km deep · 50 km away
  57. 2.07 km SW of Danville, Kansas · 4127 days ago · 5 km deep · 50 km away
  58. 1.61 km NE of Manchester, Oklahoma · 4127 days ago · 3 km deep · 32 km away
  59. 1.67 km SE of Harper, Kansas · 4127 days ago · 4 km deep · 50 km away
  60. 1.78 km SE of Harper, Kansas · 4127 days ago · 3 km deep · 49 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us200028kg. Read Tue, Sep 22, 2026, 8:51 PM UTC.