Kansas earthquakes

M3.1 earthquake 26 km SSE of Protection, Kansas

A magnitude 3.1 earthquake struck 26 km SSE of Protection, Kansas on Tue, Aug 15, 2017, 12:05 PM CDT (17:05 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.5 6 km NE of Carmen, Oklahoma. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
3.1 (mb_lg), minor
Local time
UTC
2017-08-15 17:05:10 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
36.979° N, 99.366° W
Region
Kansas
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 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 1.9 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.05
Depth from
Operator assigned
Station coverage gap
128°
Stations used
69

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 42 in the 60 days after this one and 31 in the 30 days before it.

After

  1. 3.128 km SSE of Protection, Kansas · 3326 days ago · 5 km deep · 2 km away
  2. 2.817 km SSE of Waynoka, Oklahoma · 3323 days ago · 6 km deep · 78 km away · felt by 3
  3. 2.516 km SSE of Waynoka, Oklahoma · 3318 days ago · 6 km deep · 78 km away
  4. 2.327 km ENE of Buffalo, Oklahoma · 3317 days ago · 1 km deep · 2 km away
  5. 2.810 km SE of Lambert, Oklahoma · 3315 days ago · 4 km deep · 99 km away
  6. 2.426 km NE of Buffalo, Oklahoma · 3315 days ago · 3 km deep · 2 km away
  7. 2.919 km SE of Waynoka, Oklahoma · 3315 days ago · 5 km deep · 81 km away
  8. 3.56 km NE of Carmen, Oklahoma · 3312 days ago · 6 km deep · 95 km away · felt by 1
  9. 2.59 km E of Mutual, Oklahoma · 3312 days ago · 6 km deep · 88 km away
  10. 2.626 km ENE of Buffalo, Oklahoma · 3311 days ago · 1 km deep · 2 km away
  11. 2.816 km SE of Waynoka, Oklahoma · 3306 days ago · 6 km deep · 79 km away
  12. 2.917 km SE of Waynoka, Oklahoma · 3306 days ago · 7 km deep · 79 km away · felt by 3
  13. 2.52 km WSW of Aline, Oklahoma · 3302 days ago · 7 km deep · 96 km away · felt by 3
  14. 2.627 km NW of Freedom, Oklahoma · 3300 days ago · 2 km deep · 5 km away
  15. 2.79 km WSW of Waynoka, Oklahoma · 3300 days ago · 6 km deep · 61 km away
  16. 2.41 km SSE of Chester, Oklahoma · 3298 days ago · 6 km deep · 95 km away
  17. 2.91 km S of Chester, Oklahoma · 3298 days ago · 6 km deep · 95 km away · felt by 3
  18. 3.01 km SSW of Cherokee, Oklahoma · 3297 days ago · 8 km deep · 93 km away · felt by 4
  19. 2.41 km ESE of Chester, Oklahoma · 3297 days ago · 4 km deep · 95 km away
  20. 3.01 km SSW of Cherokee, Oklahoma · 3296 days ago · 8 km deep · 93 km away · felt by 1
  21. 2.717 km SSE of Waynoka, Oklahoma · 3295 days ago · 8 km deep · 79 km away
  22. 2.516 km SSE of Waynoka, Oklahoma · 3291 days ago · 6 km deep · 78 km away
  23. 3.115 km SSE of Waynoka, Oklahoma · 3290 days ago · 5 km deep · 77 km away
  24. 3.415 km SSE of Waynoka, Oklahoma · 3290 days ago · 6 km deep · 77 km away · felt by 1
  25. 2.516 km SSE of Waynoka, Oklahoma · 3290 days ago · 6 km deep · 77 km away · felt by 1
  26. 2.515 km SSE of Waynoka, Oklahoma · 3290 days ago · 6 km deep · 77 km away · felt by 1
  27. 2.89 km SW of Waynoka, Oklahoma · 3289 days ago · 5 km deep · 61 km away
  28. 2.91 km NNW of Lambert, Oklahoma · 3288 days ago · 7 km deep · 89 km away
  29. 2.65 km ESE of Mooreland, Oklahoma · 3284 days ago · 6 km deep · 66 km away
  30. 2.527 km ENE of Buffalo, Oklahoma · 3282 days ago · 2 km deep · 2 km away
  31. 2.55 km NW of Dacoma, Oklahoma · 3281 days ago · 7 km deep · 74 km away
  32. 3.516 km SE of Waynoka, Oklahoma · 3279 days ago · 6 km deep · 78 km away · felt by 2
  33. 2.614 km SSE of Waynoka, Oklahoma · 3277 days ago · 6 km deep · 76 km away · felt by 1
  34. 3.217 km SE of Waynoka, Oklahoma · 3275 days ago · 8 km deep · 79 km away · felt by 2
  35. 3.317 km SE of Waynoka, Oklahoma · 3275 days ago · 8 km deep · 79 km away · felt by 3
  36. 2.617 km SE of Waynoka, Oklahoma · 3275 days ago · 8 km deep · 79 km away · felt by 2
  37. 3.017 km SSE of Waynoka, Oklahoma · 3275 days ago · 8 km deep · 79 km away
  38. 3.014 km SSE of Waynoka, Oklahoma · 3275 days ago · 7 km deep · 76 km away
  39. 2.716 km SE of Waynoka, Oklahoma · 3273 days ago · 8 km deep · 79 km away
  40. 2.516 km SE of Waynoka, Oklahoma · 3268 days ago · 8 km deep · 79 km away
  41. 3.07 km W of Buffalo, Oklahoma · 3267 days ago · 4 km deep · 35 km away · felt by 3
  42. 2.526 km ENE of Buffalo, Oklahoma · 3266 days ago · 3 km deep · 2 km away

Before

  1. 3.016 km SE of Waynoka, Oklahoma · 3327 days ago · 6 km deep · 78 km away · felt by 1
  2. 2.721 km SE of Waynoka, Oklahoma · 3329 days ago · 7 km deep · 83 km away · felt by 2
  3. 3.016 km SSE of Waynoka, Oklahoma · 3329 days ago · 6 km deep · 78 km away · felt by 1
  4. 2.317 km SE of Waynoka, Oklahoma · 3330 days ago · 5 km deep · 80 km away
  5. 2.315 km SSE of Waynoka, Oklahoma · 3331 days ago · 6 km deep · 77 km away · felt by 2
  6. 2.59 km SW of Waynoka, Oklahoma · 3332 days ago · 7 km deep · 61 km away
  7. 2.62 km NNE of Lambert, Oklahoma · 3336 days ago · 5 km deep · 90 km away · felt by 2
  8. 3.316 km SSE of Waynoka, Oklahoma · 3338 days ago · 7 km deep · 77 km away · felt by 7
  9. 3.215 km SSE of Waynoka, Oklahoma · 3338 days ago · 7 km deep · 77 km away
  10. 2.65 km SE of Mooreland, Oklahoma · 3338 days ago · 6 km deep · 66 km away · felt by 1
  11. 3.18 km SW of Waynoka, Oklahoma · 3339 days ago · 10 km deep · 61 km away · felt by 5
  12. 3.115 km SSE of Waynoka, Oklahoma · 3340 days ago · 6 km deep · 77 km away
  13. 2.615 km SSE of Waynoka, Oklahoma · 3341 days ago · 6 km deep · 77 km away
  14. 2.526 km NE of Buffalo, Oklahoma · 3341 days ago · 5 km deep · 2 km away
  15. 2.59 km WSW of Waynoka, Oklahoma · 3342 days ago · 6 km deep · 61 km away
  16. 2.728 km SSE of Protection, Kansas · 3343 days ago · 4 km deep · 1 km away
  17. 2.425 km SSE of Protection, Kansas · 3343 days ago · 5 km deep · 4 km away
  18. 2.726 km SSE of Protection, Kansas · 3344 days ago · 5 km deep · 2 km away · felt by 5
  19. 2.717 km SSE of Waynoka, Oklahoma · 3346 days ago · 5 km deep · 79 km away
  20. 2.627 km ENE of Buffalo, Oklahoma · 3346 days ago · 3 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000a8he. Read Wed, Sep 23, 2026, 5:41 AM UTC.