Kansas earthquakes

M3.0 earthquake 8 km NNE of Harper, Kansas

A magnitude 3.0 earthquake struck 8 km NNE of Harper, Kansas on Wed, Aug 15, 2018, 5:27 AM CDT (10:27 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.4 9 km NNE of Harper, Kansas. This one was a foreshock.

Harper forecastMore in Kansas

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.0 (mb_lg), minor
Local time
UTC
2018-08-15 10:27:57 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
37.357° N, 97.980° W
Region
Kansas
Felt reports
6
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

6 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 1.0 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.04
Depth from
Operator assigned
Station coverage gap
134°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 110 in the 60 days after this one and 29 in the 30 days before it.

After

  1. 1.98 km WSW of Hunnewell, Kansas · 2958 days ago · 5 km deep · 60 km away
  2. 1.68 km WSW of Hunnewell, Kansas · 2957 days ago · 6 km deep · 60 km away
  3. 1.89 km WSW of Hunnewell, Kansas · 2954 days ago · 6 km deep · 60 km away
  4. 1.77 km NNE of Danville, Kansas · 2954 days ago · 3 km deep · 11 km away
  5. 2.07 km SE of Harper, Kansas · 2953 days ago · 7 km deep · 12 km away
  6. 1.77 km NNE of Danville, Kansas · 2953 days ago · 3 km deep · 11 km away
  7. 2.45 km W of South Hutchinson, Kansas · 2952 days ago · 5 km deep · 74 km away · felt by 2
  8. 2.610 km NNW of Danville, Kansas · 2951 days ago · 5 km deep · 2 km away
  9. 1.67 km NNE of Danville, Kansas · 2950 days ago · 3 km deep · 11 km away
  10. 1.67 km NNE of Danville, Kansas · 2950 days ago · 3 km deep · 11 km away
  11. 2.37 km NNE of Danville, Kansas · 2950 days ago · 5 km deep · 12 km away · felt by 1
  12. 1.93 km NE of Manchester, Oklahoma · 2950 days ago · 6 km deep · 38 km away
  13. 2.83 km ENE of South Haven, Kansas · 2949 days ago · 6 km deep · 63 km away · felt by 5
  14. 2.57 km NE of Danville, Kansas · 2949 days ago · 5 km deep · 13 km away
  15. 1.57 km NNE of Danville, Kansas · 2949 days ago · 3 km deep · 11 km away
  16. 1.93 km NW of Freeport, Kansas · 2949 days ago · 4 km deep · 18 km away
  17. 2.43 km NW of Freeport, Kansas · 2949 days ago · 3 km deep · 17 km away
  18. 1.77 km NNE of Danville, Kansas · 2949 days ago · 3 km deep · 12 km away
  19. 3.49 km NNE of Harper, Kansas · 2948 days ago · 5 km deep · 2 km away · felt by 5
  20. 2.46 km SSW of Norwich, Kansas · 2948 days ago · 5 km deep · 11 km away
  21. 2.06 km SE of Harper, Kansas · 2947 days ago · 7 km deep · 12 km away
  22. 2.69 km E of Nescatunga, Oklahoma · 2947 days ago · 8 km deep · 67 km away
  23. 2.78 km NNE of Harper, Kansas · 2946 days ago · 5 km deep · 1 km away · felt by 2
  24. 2.85 km SSW of Norwich, Kansas · 2946 days ago · 5 km deep · 11 km away
  25. 1.67 km NNE of Danville, Kansas · 2946 days ago · 3 km deep · 11 km away
  26. 2.74 km NE of Danville, Kansas · 2946 days ago · 5 km deep · 11 km away
  27. 3.08 km NNE of Danville, Kansas · 2945 days ago · 10 km deep · 11 km away · felt by 1
  28. 1.97 km NNE of Danville, Kansas · 2945 days ago · 3 km deep · 11 km away
  29. 3.19 km SW of Milton, Kansas · 2945 days ago · 5 km deep · 12 km away · felt by 2
  30. 1.77 km NNE of Danville, Kansas · 2945 days ago · 3 km deep · 11 km away
  31. 3.29 km NNE of Danville, Kansas · 2945 days ago · 10 km deep · 11 km away · felt by 3
  32. 3.95 km NNE of Danville, Kansas · 2945 days ago · 5 km deep · 10 km away · felt by 28
  33. 1.77 km NNE of Danville, Kansas · 2945 days ago · 3 km deep · 11 km away
  34. 1.77 km NNE of Danville, Kansas · 2945 days ago · 3 km deep · 11 km away
  35. 1.66 km NNE of Danville, Kansas · 2945 days ago · 3 km deep · 10 km away
  36. 2.55 km NNE of Danville, Kansas · 2944 days ago · 5 km deep · 9 km away · felt by 2
  37. 2.27 km N of Danville, Kansas · 2944 days ago · 4 km deep · 9 km away
  38. 1.56 km NNE of Danville, Kansas · 2944 days ago · 3 km deep · 10 km away
  39. 3.012 km SW of Norwich, Kansas · 2944 days ago · 5 km deep · 4 km away · felt by 1
  40. 2.44 km NNE of Danville, Kansas · 2944 days ago · 14 km deep · 10 km away
  41. 2.27 km NNE of Danville, Kansas · 2944 days ago · 6 km deep · 11 km away
  42. 1.76 km NNE of Danville, Kansas · 2944 days ago · 3 km deep · 10 km away
  43. 2.56 km NNE of Danville, Kansas · 2944 days ago · 6 km deep · 10 km away · felt by 1
  44. 2.28 km NNE of Danville, Kansas · 2944 days ago · 5 km deep · 11 km away
  45. 2.66 km NNE of Danville, Kansas · 2944 days ago · 9 km deep · 9 km away
  46. 2.65 km NNE of Danville, Kansas · 2944 days ago · 10 km deep · 10 km away
  47. 2.48 km SW of Milton, Kansas · 2944 days ago · 5 km deep · 13 km away
  48. 2.87 km NNE of Danville, Kansas · 2944 days ago · 6 km deep · 10 km away
  49. 2.07 km N of Danville, Kansas · 2944 days ago · 6 km deep · 9 km away
  50. 2.06 km NNE of Danville, Kansas · 2944 days ago · 3 km deep · 10 km away
  51. 1.66 km NNE of Danville, Kansas · 2943 days ago · 3 km deep · 10 km away
  52. 1.87 km NNE of Danville, Kansas · 2943 days ago · 3 km deep · 10 km away
  53. 2.78 km NNE of Harper, Kansas · 2942 days ago · 5 km deep · 1 km away · felt by 2
  54. 2.16 km NNE of Danville, Kansas · 2941 days ago · 5 km deep · 10 km away
  55. 2.16 km NE of Danville, Kansas · 2941 days ago · 5 km deep · 12 km away
  56. 2.37 km NE of Danville, Kansas · 2941 days ago · 5 km deep · 12 km away · felt by 2
  57. 1.87 km NNE of Danville, Kansas · 2941 days ago · 3 km deep · 10 km away
  58. 1.76 km ENE of Harper, Kansas · 2940 days ago · 6 km deep · 5 km away
  59. 2.34 km NE of Partridge, Kansas · 2939 days ago · 5 km deep · 71 km away · felt by 5
  60. 1.94 km E of Bluff City, Kansas · 2937 days ago · 7 km deep · 34 km away

The first 60 of 110.

Before

  1. 1.59 km WSW of Hunnewell, Kansas · 2962 days ago · 5 km deep · 60 km away
  2. 1.88 km WSW of Hunnewell, Kansas · 2962 days ago · 4 km deep · 60 km away
  3. 2.25 km N of Breckinridge, Oklahoma · 2963 days ago · 5 km deep · 99 km away
  4. 2.04 km E of Bluff City, Kansas · 2963 days ago · 7 km deep · 34 km away
  5. 2.55 km E of Bluff City, Kansas · 2963 days ago · 7 km deep · 34 km away · felt by 2
  6. 2.05 km E of Bluff City, Kansas · 2964 days ago · 7 km deep · 34 km away
  7. 1.82 km SSE of Bluff City, Kansas · 2965 days ago · 10 km deep · 35 km away
  8. 1.88 km WSW of Hunnewell, Kansas · 2965 days ago · 5 km deep · 60 km away
  9. 2.38 km N of Caldwell, Kansas · 2967 days ago · 5 km deep · 44 km away
  10. 3.45 km NE of Medford, Oklahoma · 2967 days ago · 7 km deep · 62 km away · felt by 17
  11. 3.24 km N of Breckinridge, Oklahoma · 2972 days ago · 5 km deep · 100 km away · felt by 4
  12. 2.98 km NNE of Caldwell, Kansas · 2973 days ago · 5 km deep · 44 km away · felt by 4
  13. 2.48 km SSW of Burlington, Oklahoma · 2974 days ago · 2 km deep · 72 km away · felt by 1
  14. 1.72 km SSE of Freeport, Kansas · 2975 days ago · 4 km deep · 24 km away
  15. 2.68 km E of Nescatunga, Oklahoma · 2975 days ago · 7 km deep · 66 km away
  16. 3.23 km SSW of Alva, Oklahoma · 2975 days ago · 11 km deep · 90 km away · felt by 5
  17. 1.63 km SSE of Milan, Kansas · 2976 days ago · 4 km deep · 32 km away
  18. 2.85 km NE of Medford, Oklahoma · 2979 days ago · 5 km deep · 62 km away
  19. 3.35 km NE of Medford, Oklahoma · 2979 days ago · 7 km deep · 62 km away · felt by 3
  20. 3.15 km SE of Dacoma, Oklahoma · 2979 days ago · 6 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000g9kt. Read Tue, Sep 22, 2026, 10:55 AM UTC.