Oklahoma earthquakes

M2.4 earthquake 2 km S of Chester, Oklahoma

A magnitude 2.4 earthquake struck 2 km S of Chester, Oklahoma on Sat, Aug 25, 2018, 9:56 AM CDT (14:56 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.5 17 km SE of Waynoka, Oklahoma. This one was a foreshock.

Seiling 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
2.4 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-08-25 14:56:37 UTC
Depth
4.7 km (2.9 mi), shallow
Epicenter
36.196° N, 98.922° 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 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?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.3 km horizontally, 5.1 km in depth
Station coverage gap
46°
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: 29 in the 60 days after this one and 22 in the 30 days before it.

After

  1. 2.32 km SSE of Chester, Oklahoma · 2959 days ago · 5 km deep · 1 km away
  2. 2.714 km SSE of Waynoka, Oklahoma · 2957 days ago · 6 km deep · 31 km away · felt by 2
  3. 2.69 km E of Nescatunga, Oklahoma · 2956 days ago · 8 km deep · 100 km away
  4. 3.215 km SSE of Waynoka, Oklahoma · 2956 days ago · 5 km deep · 31 km away · felt by 3
  5. 3.517 km SE of Waynoka, Oklahoma · 2945 days ago · 8 km deep · 33 km away · felt by 3
  6. 3.517 km SE of Waynoka, Oklahoma · 2945 days ago · 8 km deep · 37 km away
  7. 2.617 km SE of Waynoka, Oklahoma · 2945 days ago · 7 km deep · 37 km away
  8. 2.917 km SE of Waynoka, Oklahoma · 2945 days ago · 8 km deep · 37 km away · felt by 1
  9. 2.417 km SE of Waynoka, Oklahoma · 2941 days ago · 7 km deep · 35 km away
  10. 3.08 km SSW of Burlington, Oklahoma · 2940 days ago · 3 km deep · 82 km away
  11. 2.50 km NW of Chester, Oklahoma · 2940 days ago · 3 km deep · 3 km away
  12. 2.717 km SE of Waynoka, Oklahoma · 2936 days ago · 8 km deep · 32 km away
  13. 2.55 km NW of Ames, Oklahoma · 2931 days ago · 6 km deep · 63 km away
  14. 2.59 km SW of Waynoka, Oklahoma · 2931 days ago · 6 km deep · 37 km away
  15. 3.04 km NNE of Okeene, Oklahoma · 2927 days ago · 5 km deep · 57 km away
  16. 3.01 km S of Chester, Oklahoma · 2927 days ago · 6 km deep · 1 km away · felt by 2
  17. 2.91 km SSW of Chester, Oklahoma · 2925 days ago · 6 km deep · 1 km away
  18. 2.81 km S of Chester, Oklahoma · 2924 days ago · 7 km deep · 1 km away
  19. 2.72 km S of Chester, Oklahoma · 2924 days ago · 5 km deep · 0 km away
  20. 2.415 km SSE of Waynoka, Oklahoma · 2923 days ago · 6 km deep · 31 km away
  21. 2.71 km WNW of Chester, Oklahoma · 2922 days ago · 6 km deep · 3 km away
  22. 2.910 km WSW of Waynoka, Oklahoma · 2922 days ago · 7 km deep · 38 km away
  23. 3.00 km WNW of Chester, Oklahoma · 2921 days ago · 4 km deep · 3 km away
  24. 3.31 km WNW of Chester, Oklahoma · 2920 days ago · 6 km deep · 3 km away
  25. 2.717 km SSE of Waynoka, Oklahoma · 2918 days ago · 6 km deep · 30 km away
  26. 2.51 km WNW of Chester, Oklahoma · 2917 days ago · 5 km deep · 3 km away · felt by 1
  27. 2.90 km WNW of Bison, Oklahoma · 2916 days ago · 5 km deep · 92 km away · felt by 1
  28. 2.55 km E of Hennessey, Oklahoma · 2911 days ago · 4 km deep · 98 km away · felt by 1
  29. 3.10 km W of Chester, Oklahoma · 2901 days ago · 4 km deep · 2 km away · felt by 2

Before

  1. 2.617 km ESE of Waynoka, Oklahoma · 2966 days ago · 6 km deep · 39 km away
  2. 2.617 km SE of Waynoka, Oklahoma · 2970 days ago · 7 km deep · 34 km away
  3. 2.75 km NNE of Okeene, Oklahoma · 2970 days ago · 5 km deep · 57 km away
  4. 2.47 km NNE of Quinlan, Oklahoma · 2971 days ago · 5 km deep · 36 km away
  5. 3.07 km NNE of Quinlan, Oklahoma · 2971 days ago · 6 km deep · 36 km away
  6. 2.66 km NNW of Ames, Oklahoma · 2973 days ago · 7 km deep · 64 km away · felt by 2
  7. 2.48 km NNE of Quinlan, Oklahoma · 2974 days ago · 5 km deep · 36 km away · felt by 1
  8. 2.38 km NNE of Quinlan, Oklahoma · 2974 days ago · 5 km deep · 36 km away
  9. 2.48 km NNE of Quinlan, Oklahoma · 2976 days ago · 5 km deep · 36 km away
  10. 2.58 km NNE of Quinlan, Oklahoma · 2977 days ago · 6 km deep · 36 km away
  11. 2.88 km NNE of Quinlan, Oklahoma · 2977 days ago · 5 km deep · 37 km away
  12. 2.58 km NNE of Quinlan, Oklahoma · 2978 days ago · 6 km deep · 36 km away
  13. 3.016 km SSE of Waynoka, Oklahoma · 2978 days ago · 6 km deep · 31 km away · felt by 4
  14. 2.59 km SSE of Ames, Oklahoma · 2980 days ago · 6 km deep · 71 km away
  15. 2.54 km SE of Avard, Oklahoma · 2981 days ago · 5 km deep · 55 km away
  16. 2.48 km SSW of Burlington, Oklahoma · 2984 days ago · 2 km deep · 82 km away · felt by 1
  17. 2.68 km E of Nescatunga, Oklahoma · 2984 days ago · 7 km deep · 100 km away
  18. 3.23 km SSW of Alva, Oklahoma · 2985 days ago · 11 km deep · 68 km away · felt by 5
  19. 2.99 km WSW of Waynoka, Oklahoma · 2985 days ago · 5 km deep · 38 km away · felt by 2
  20. 2.86 km NNW of Ames, Oklahoma · 2986 days ago · 5 km deep · 65 km away · felt by 4

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000gh9c. Read Thu, Oct 1, 2026, 6:41 PM UTC.