Oklahoma earthquakes

M3.0 earthquake 10 km WSW of Shamrock, Oklahoma

A magnitude 3.0 earthquake struck 10 km WSW of Shamrock, Oklahoma on Thu, Mar 22, 2018, 8:43 PM CDT (01:43 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.6 5 km WNW of Lucien, Oklahoma. This one was a foreshock.

Stroud 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
3.0 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-03-23 01:43:09 UTC
Depth
6.0 km (3.8 mi), shallow
Epicenter
35.865° N, 96.680° W
Region
Oklahoma
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was III, 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 2.2 km horizontally, 5.9 km in depth
Station coverage gap
41°
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: 83 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 2.81 km NNW of Cushing, Oklahoma · 3107 days ago · 6 km deep · 17 km away · felt by 2
  2. 2.53 km NE of Coyle, Oklahoma · 3107 days ago · 7 km deep · 48 km away · felt by 1
  3. 2.610 km SE of Marshall, Oklahoma · 3106 days ago · 6 km deep · 82 km away
  4. 2.48 km SSE of Sparks, Oklahoma · 3105 days ago · 7 km deep · 37 km away · felt by 2
  5. 2.513 km WSW of Ralston, Oklahoma · 3105 days ago · 5 km deep · 68 km away
  6. 2.59 km N of Stillwater, Oklahoma · 3104 days ago · 3 km deep · 50 km away · felt by 19
  7. 3.110 km SE of Marshall, Oklahoma · 3103 days ago · 6 km deep · 82 km away
  8. 2.213 km WSW of Ralston, Oklahoma · 3103 days ago · 5 km deep · 69 km away · felt by 1
  9. 2.69 km NW of Pawnee, Oklahoma · 3103 days ago · 5 km deep · 63 km away · felt by 1
  10. 2.813 km WSW of Ralston, Oklahoma · 3103 days ago · 4 km deep · 69 km away · felt by 1
  11. 3.612 km WSW of Ralston, Oklahoma · 3102 days ago · 5 km deep · 69 km away · felt by 8
  12. 3.512 km WSW of Ralston, Oklahoma · 3101 days ago · 5 km deep · 69 km away · felt by 4
  13. 2.712 km WSW of Ralston, Oklahoma · 3101 days ago · 5 km deep · 69 km away
  14. 2.55 km ENE of Horntown, Oklahoma · 3101 days ago · 3 km deep · 95 km away · felt by 2
  15. 3.04 km W of Lucien, Oklahoma · 3100 days ago · 8 km deep · 88 km away
  16. 3.95 km WNW of Lucien, Oklahoma · 3100 days ago · 6 km deep · 88 km away · felt by 38
  17. 3.05 km WNW of Lucien, Oklahoma · 3100 days ago · 8 km deep · 89 km away · felt by 1
  18. 2.56 km WNW of Lucien, Oklahoma · 3100 days ago · 7 km deep · 89 km away
  19. 2.85 km WNW of Lucien, Oklahoma · 3100 days ago · 7 km deep · 89 km away
  20. 3.38 km NNE of Marshall, Oklahoma · 3099 days ago · 6 km deep · 89 km away · felt by 2
  21. 2.58 km NNE of Marshall, Oklahoma · 3099 days ago · 5 km deep · 89 km away
  22. 2.68 km NE of Marshall, Oklahoma · 3099 days ago · 6 km deep · 89 km away · felt by 1
  23. 2.78 km NE of Marshall, Oklahoma · 3099 days ago · 6 km deep · 89 km away
  24. 4.65 km WNW of Lucien, Oklahoma · 3099 days ago · 6 km deep · 89 km away · felt by 1,498
  25. 3.75 km WNW of Lucien, Oklahoma · 3099 days ago · 7 km deep · 88 km away
  26. 2.55 km WNW of Lucien, Oklahoma · 3099 days ago · 6 km deep · 89 km away · felt by 2
  27. 3.57 km W of Arcadia, Oklahoma · 3099 days ago · 7 km deep · 69 km away · felt by 99
  28. 2.64 km ESE of Covington, Oklahoma · 3099 days ago · 7 km deep · 91 km away
  29. 2.25 km ESE of Covington, Oklahoma · 3099 days ago · 6 km deep · 89 km away
  30. 2.56 km ESE of Covington, Oklahoma · 3099 days ago · 6 km deep · 89 km away
  31. 2.85 km WNW of Lucien, Oklahoma · 3098 days ago · 7 km deep · 89 km away
  32. 3.15 km ESE of Covington, Oklahoma · 3098 days ago · 7 km deep · 90 km away · felt by 4
  33. 3.18 km NE of Marshall, Oklahoma · 3097 days ago · 6 km deep · 89 km away · felt by 24
  34. 4.68 km NNE of Marshall, Oklahoma · 3097 days ago · 5 km deep · 89 km away · felt by 2,651
  35. 2.98 km NE of Marshall, Oklahoma · 3097 days ago · 5 km deep · 88 km away · felt by 15
  36. 2.44 km ENE of Covington, Oklahoma · 3097 days ago · 6 km deep · 92 km away
  37. 2.35 km ESE of Covington, Oklahoma · 3097 days ago · 5 km deep · 89 km away · felt by 7
  38. 2.68 km SW of Perry, Oklahoma · 3096 days ago · 8 km deep · 72 km away · felt by 2
  39. 2.44 km W of Lucien, Oklahoma · 3095 days ago · 5 km deep · 87 km away · felt by 1
  40. 2.05 km WNW of Lucien, Oklahoma · 3095 days ago · 6 km deep · 88 km away · felt by 1
  41. 2.73 km WNW of Lucien, Oklahoma · 3095 days ago · 8 km deep · 87 km away · felt by 3
  42. 1.84 km W of Lucien, Oklahoma · 3092 days ago · 4 km deep · 87 km away
  43. 2.34 km W of Lucien, Oklahoma · 3092 days ago · 6 km deep · 87 km away · felt by 2
  44. 1.84 km WNW of Lucien, Oklahoma · 3092 days ago · 6 km deep · 88 km away
  45. 1.84 km WNW of Lucien, Oklahoma · 3092 days ago · 5 km deep · 87 km away
  46. 2.44 km ESE of Covington, Oklahoma · 3092 days ago · 7 km deep · 91 km away · felt by 2
  47. 2.49 km NE of Marshall, Oklahoma · 3091 days ago · 4 km deep · 89 km away
  48. 2.410 km N of Stillwater, Oklahoma · 3090 days ago · 7 km deep · 50 km away · felt by 4
  49. 1.95 km W of Lucien, Oklahoma · 3088 days ago · 6 km deep · 88 km away
  50. 1.75 km W of Lucien, Oklahoma · 3087 days ago · 5 km deep · 88 km away
  51. 1.84 km W of Lucien, Oklahoma · 3087 days ago · 4 km deep · 87 km away
  52. 3.013 km ESE of Orlando, Oklahoma · 3085 days ago · 5 km deep · 58 km away · felt by 6
  53. 2.55 km WNW of Lucien, Oklahoma · 3084 days ago · 6 km deep · 89 km away · felt by 2
  54. 1.812 km S of Cedar Valley, Oklahoma · 3083 days ago · 9 km deep · 78 km away
  55. 3.412 km WSW of Ralston, Oklahoma · 3082 days ago · 5 km deep · 69 km away · felt by 7
  56. 2.39 km W of Orlando, Oklahoma · 3082 days ago · 7 km deep · 79 km away
  57. 2.413 km WSW of Ralston, Oklahoma · 3080 days ago · 4 km deep · 69 km away
  58. 2.25 km ESE of Horntown, Oklahoma · 3080 days ago · 4 km deep · 99 km away
  59. 2.96 km ENE of Edmond, Oklahoma · 3071 days ago · 5 km deep · 69 km away · felt by 40
  60. 2.64 km NE of Coyle, Oklahoma · 3069 days ago · 5 km deep · 48 km away · felt by 3

The first 60 of 83.

Before

  1. 2.63 km NNW of Quay, Oklahoma · 3117 days ago · 4 km deep · 36 km away · felt by 2
  2. 2.49 km E of Mulhall, Oklahoma · 3119 days ago · 8 km deep · 61 km away · felt by 5
  3. 2.73 km WNW of Lucien, Oklahoma · 3130 days ago · 6 km deep · 86 km away
  4. 2.53 km WNW of Lucien, Oklahoma · 3130 days ago · 6 km deep · 87 km away · felt by 2
  5. 3.73 km NE of Arcadia, Oklahoma · 3137 days ago · 5 km deep · 60 km away · felt by 41
  6. 3.07 km SSE of Lucien, Oklahoma · 3139 days ago · 8 km deep · 77 km away · felt by 4
  7. 3.18 km SW of Perry, Oklahoma · 3143 days ago · 8 km deep · 72 km away · felt by 4
  8. 2.75 km WNW of Lucien, Oklahoma · 3144 days ago · 5 km deep · 89 km away · felt by 1
  9. 2.45 km WNW of Lucien, Oklahoma · 3144 days ago · 4 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000d7sv. Read Thu, Oct 1, 2026, 6:26 PM UTC.