Oklahoma earthquakes

M3.4 earthquake 6 km SSE of Byron, Oklahoma

A magnitude 3.4 earthquake struck 6 km SSE of Byron, Oklahoma on Sun, Apr 6, 2014, 10:25 PM CDT (03:25 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.9 4 km ENE of Hunter, Oklahoma. This one was a foreshock.

Cherokee 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 (mwr), minor
Local time
UTC
2014-04-07 03:25:34 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
36.841° N, 98.278° W
Region
Oklahoma
Felt reports
8
Strongest shaking
IV, light shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
IV, light shaking
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

8 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.

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

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Normal
Moment magnitude
3.4 Mwr
Nodal plane 1
Strike 93°, dip 33°, rake -63°
Nodal plane 2
Strike 242°, dip 61°, rake -106°

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.06
Depth from
OPERATOR_ASSIGNED
Station coverage gap
116°
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: 114 in the 60 days after this one and 68 in the 30 days before it.

After

  1. 2.97 km SE of Cherokee, Oklahoma · 4556 days ago · 4 km deep · 16 km away · felt by 4
  2. 2.66 km W of Wakita, Oklahoma · 4554 days ago · 5 km deep · 26 km away
  3. 2.94 km ESE of Wakita, Oklahoma · 4552 days ago · 5 km deep · 36 km away
  4. 2.82 km S of Marshall, Oklahoma · 4549 days ago · 5 km deep · 98 km away
  5. 3.63 km WNW of Jet, Oklahoma · 4548 days ago · 3 km deep · 19 km away · felt by 6
  6. 2.96 km W of Pond Creek, Oklahoma · 4546 days ago · 5 km deep · 41 km away
  7. 2.95 km N of Kremlin, Oklahoma · 4545 days ago · 6 km deep · 48 km away · felt by 3
  8. 2.57 km WSW of Ringwood, Oklahoma · 4544 days ago · 5 km deep · 53 km away
  9. 2.53 km SE of Pond Creek, Oklahoma · 4544 days ago · 6 km deep · 50 km away
  10. 3.26 km N of Kremlin, Oklahoma · 4543 days ago · 6 km deep · 47 km away
  11. 2.74 km N of Kremlin, Oklahoma · 4543 days ago · 5 km deep · 49 km away
  12. 2.58 km NNW of Hunter, Oklahoma · 4542 days ago · 5 km deep · 56 km away
  13. 2.84 km NNE of Kremlin, Oklahoma · 4542 days ago · 5 km deep · 49 km away
  14. 2.65 km ESE of Wakita, Oklahoma · 4542 days ago · 6 km deep · 37 km away
  15. 3.16 km NNW of Dacoma, Oklahoma · 4541 days ago · 8 km deep · 31 km away
  16. 3.25 km SW of Alva, Oklahoma · 4540 days ago · 5 km deep · 40 km away · felt by 11
  17. 2.55 km NE of Hunter, Oklahoma · 4540 days ago · 5 km deep · 64 km away
  18. 3.25 km N of Kremlin, Oklahoma · 4540 days ago · 6 km deep · 48 km away
  19. 2.54 km N of Kremlin, Oklahoma · 4540 days ago · 6 km deep · 49 km away
  20. 2.76 km NNW of Dacoma, Oklahoma · 4539 days ago · 5 km deep · 32 km away
  21. 2.812 km N of Nescatunga, Oklahoma · 4538 days ago · 5 km deep · 14 km away
  22. 2.64 km WNW of Freeport, Kansas · 4537 days ago · 9 km deep · 53 km away
  23. 2.612 km NNE of Nescatunga, Oklahoma · 4537 days ago · 5 km deep · 16 km away
  24. 2.99 km E of Medford, Oklahoma · 4537 days ago · 12 km deep · 58 km away · felt by 5
  25. 2.67 km E of Medford, Oklahoma · 4536 days ago · 5 km deep · 56 km away
  26. 2.75 km WNW of Freeport, Kansas · 4535 days ago · 5 km deep · 52 km away
  27. 3.16 km N of Kremlin, Oklahoma · 4535 days ago · 6 km deep · 48 km away · felt by 5
  28. 3.07 km ENE of Nescatunga, Oklahoma · 4535 days ago · 4 km deep · 20 km away
  29. 3.44 km NNW of Hunter, Oklahoma · 4534 days ago · 6 km deep · 60 km away
  30. 2.510 km W of Lamont, Oklahoma · 4534 days ago · 5 km deep · 56 km away
  31. 2.84 km NNE of Nash, Oklahoma · 4534 days ago · 5 km deep · 27 km away
  32. 2.65 km SW of Pond Creek, Oklahoma · 4534 days ago · 5 km deep · 45 km away
  33. 3.66 km N of Kremlin, Oklahoma · 4532 days ago · 5 km deep · 47 km away · felt by 5
  34. 2.88 km ESE of Pond Creek, Oklahoma · 4530 days ago · 5 km deep · 55 km away
  35. 2.64 km NE of Carmen, Oklahoma · 4530 days ago · 5 km deep · 29 km away
  36. 2.54 km NE of Carmen, Oklahoma · 4530 days ago · 5 km deep · 29 km away
  37. 2.83 km E of Pond Creek, Oklahoma · 4530 days ago · 5 km deep · 49 km away
  38. 2.94 km SSW of Pond Creek, Oklahoma · 4529 days ago · 5 km deep · 46 km away
  39. 2.64 km SW of Pond Creek, Oklahoma · 4529 days ago · 5 km deep · 46 km away
  40. 3.24 km SSW of Pond Creek, Oklahoma · 4527 days ago · 5 km deep · 46 km away · felt by 4
  41. 2.54 km NE of Hunter, Oklahoma · 4526 days ago · 5 km deep · 64 km away
  42. 3.53 km ENE of Hunter, Oklahoma · 4526 days ago · 5 km deep · 65 km away
  43. 2.51 km W of Kremlin, Oklahoma · 4526 days ago · 5 km deep · 50 km away
  44. 2.53 km SSW of Renfrow, Oklahoma · 4526 days ago · 5 km deep · 55 km away
  45. 2.12 km WSW of Freeport, Kansas · 4526 days ago · 5 km deep · 52 km away
  46. 2.8Oklahoma · 4525 days ago · 5 km deep · 60 km away
  47. 3.94 km ENE of Hunter, Oklahoma · 4525 days ago · 4 km deep · 65 km away · felt by 57
  48. 2.75 km N of Hunter, Oklahoma · 4524 days ago · 5 km deep · 61 km away
  49. 3.05 km ENE of Hunter, Oklahoma · 4524 days ago · 6 km deep · 66 km away
  50. 3.02 km SSW of Renfrow, Oklahoma · 4523 days ago · 5 km deep · 55 km away
  51. 2.09 km NNW of Caldwell, Kansas · 4522 days ago · 5 km deep · 63 km away
  52. 2.310 km NNW of Caldwell, Kansas · 4522 days ago · 5 km deep · 64 km away
  53. 2.311 km NNW of Caldwell, Kansas · 4522 days ago · 3 km deep · 66 km away
  54. 1.79 km NNW of Caldwell, Kansas · 4522 days ago · 4 km deep · 63 km away
  55. 2.49 km NNW of Caldwell, Kansas · 4522 days ago · 4 km deep · 63 km away
  56. 2.110 km NNW of Caldwell, Kansas · 4522 days ago · 4 km deep · 64 km away
  57. 2.85 km NNE of Kremlin, Oklahoma · 4521 days ago · 3 km deep · 51 km away
  58. 3.1Oklahoma · 4520 days ago · 5 km deep · 55 km away
  59. 1.66 km SW of Bluff City, Kansas · 4520 days ago · 5 km deep · 38 km away
  60. 3.36 km E of Medford, Oklahoma · 4520 days ago · 3 km deep · 55 km away

The first 60 of 114.

Before

  1. 2.55 km NE of Hunter, Oklahoma · 4559 days ago · 5 km deep · 64 km away
  2. 3.82 km S of Marshall, Oklahoma · 4560 days ago · 2 km deep · 98 km away · felt by 47
  3. 2.75 km NE of Hunter, Oklahoma · 4560 days ago · 5 km deep · 64 km away
  4. 2.71 km ESE of Covington, Oklahoma · 4560 days ago · 6 km deep · 87 km away · felt by 5
  5. 2.71 km WSW of Medford, Oklahoma · 4561 days ago · 5 km deep · 48 km away
  6. 2.85 km NE of Hunter, Oklahoma · 4561 days ago · 5 km deep · 64 km away
  7. 3.13 km WNW of Jet, Oklahoma · 4561 days ago · 5 km deep · 19 km away
  8. 2.83 km SSW of Marshall, Oklahoma · 4562 days ago · 5 km deep · 98 km away
  9. 2.71 km S of Marshall, Oklahoma · 4562 days ago · 5 km deep · 97 km away
  10. 2.92 km ENE of Hunter, Oklahoma · 4562 days ago · 5 km deep · 65 km away
  11. 3.36 km NNE of Hunter, Oklahoma · 4563 days ago · 5 km deep · 62 km away
  12. 2.62 km SSW of Marshall, Oklahoma · 4563 days ago · 5 km deep · 98 km away
  13. 2.61 km SE of Marshall, Oklahoma · 4564 days ago · 3 km deep · 98 km away
  14. 2.62 km S of Marshall, Oklahoma · 4565 days ago · 4 km deep · 98 km away
  15. 2.78 km WNW of Deer Creek, Oklahoma · 4565 days ago · 5 km deep · 60 km away · felt by 4
  16. 4.13 km SSW of Marshall, Oklahoma · 4565 days ago · 4 km deep · 98 km away · felt by 132
  17. 3.42 km SSW of Marshall, Oklahoma · 4566 days ago · 5 km deep · 98 km away
  18. 2.63 km SSW of Marshall, Oklahoma · 4566 days ago · 3 km deep · 98 km away · felt by 7
  19. 2.93 km SSW of Marshall, Oklahoma · 4566 days ago · 5 km deep · 98 km away · felt by 5
  20. 3.92 km S of Marshall, Oklahoma · 4566 days ago · 2 km deep · 98 km away · felt by 82

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000p8ce. Read Tue, Sep 29, 2026, 12:39 AM UTC.