Oklahoma earthquakes

M2.4 earthquake 8 km NNE of Quinlan, Oklahoma

A magnitude 2.4 earthquake struck 8 km NNE of Quinlan, Oklahoma on Sat, Aug 11, 2018, 1:04 AM CDT (06:04 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.

Waynoka 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
2018-08-11 06:04:19 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
36.517° N, 98.997° 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 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 2.3 km horizontally, 6.5 km in depth
Station coverage gap
49°
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: 33 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 2.66 km NNW of Ames, Oklahoma · 2974 days ago · 7 km deep · 74 km away · felt by 2
  2. 3.07 km NNE of Quinlan, Oklahoma · 2972 days ago · 6 km deep · 1 km away
  3. 2.47 km NNE of Quinlan, Oklahoma · 2972 days ago · 5 km deep · 1 km away
  4. 2.75 km NNE of Okeene, Oklahoma · 2971 days ago · 5 km deep · 75 km away
  5. 2.617 km SE of Waynoka, Oklahoma · 2971 days ago · 7 km deep · 23 km away
  6. 2.617 km ESE of Waynoka, Oklahoma · 2967 days ago · 6 km deep · 25 km away
  7. 2.42 km S of Chester, Oklahoma · 2960 days ago · 5 km deep · 36 km away · felt by 1
  8. 2.32 km SSE of Chester, Oklahoma · 2959 days ago · 5 km deep · 36 km away
  9. 2.714 km SSE of Waynoka, Oklahoma · 2958 days ago · 6 km deep · 18 km away · felt by 2
  10. 2.69 km E of Nescatunga, Oklahoma · 2957 days ago · 8 km deep · 89 km away
  11. 3.215 km SSE of Waynoka, Oklahoma · 2957 days ago · 5 km deep · 18 km away · felt by 3
  12. 3.517 km SE of Waynoka, Oklahoma · 2946 days ago · 8 km deep · 22 km away · felt by 3
  13. 3.517 km SE of Waynoka, Oklahoma · 2946 days ago · 8 km deep · 24 km away
  14. 2.617 km SE of Waynoka, Oklahoma · 2946 days ago · 7 km deep · 25 km away
  15. 2.917 km SE of Waynoka, Oklahoma · 2946 days ago · 8 km deep · 25 km away · felt by 1
  16. 2.417 km SE of Waynoka, Oklahoma · 2942 days ago · 7 km deep · 23 km away
  17. 3.08 km SSW of Burlington, Oklahoma · 2941 days ago · 3 km deep · 60 km away
  18. 2.50 km NW of Chester, Oklahoma · 2941 days ago · 3 km deep · 34 km away
  19. 2.717 km SE of Waynoka, Oklahoma · 2937 days ago · 8 km deep · 22 km away
  20. 2.55 km NW of Ames, Oklahoma · 2932 days ago · 6 km deep · 74 km away
  21. 2.59 km SW of Waynoka, Oklahoma · 2932 days ago · 6 km deep · 3 km away
  22. 3.04 km NNE of Okeene, Oklahoma · 2928 days ago · 5 km deep · 75 km away
  23. 3.01 km S of Chester, Oklahoma · 2928 days ago · 6 km deep · 35 km away · felt by 2
  24. 2.91 km SSW of Chester, Oklahoma · 2926 days ago · 6 km deep · 35 km away
  25. 2.81 km S of Chester, Oklahoma · 2925 days ago · 7 km deep · 35 km away
  26. 2.72 km S of Chester, Oklahoma · 2925 days ago · 5 km deep · 36 km away
  27. 2.415 km SSE of Waynoka, Oklahoma · 2924 days ago · 6 km deep · 19 km away
  28. 2.71 km WNW of Chester, Oklahoma · 2923 days ago · 6 km deep · 33 km away
  29. 2.910 km WSW of Waynoka, Oklahoma · 2923 days ago · 7 km deep · 2 km away
  30. 3.00 km WNW of Chester, Oklahoma · 2922 days ago · 4 km deep · 34 km away
  31. 3.31 km WNW of Chester, Oklahoma · 2921 days ago · 6 km deep · 33 km away
  32. 2.717 km SSE of Waynoka, Oklahoma · 2919 days ago · 6 km deep · 20 km away
  33. 2.51 km WNW of Chester, Oklahoma · 2918 days ago · 5 km deep · 34 km away · felt by 1

Before

  1. 2.38 km NNE of Quinlan, Oklahoma · 2975 days ago · 5 km deep · 0 km away
  2. 2.48 km NNE of Quinlan, Oklahoma · 2977 days ago · 5 km deep · 0 km away
  3. 2.58 km NNE of Quinlan, Oklahoma · 2978 days ago · 6 km deep · 0 km away
  4. 2.88 km NNE of Quinlan, Oklahoma · 2978 days ago · 5 km deep · 1 km away
  5. 2.58 km NNE of Quinlan, Oklahoma · 2978 days ago · 6 km deep · 0 km away
  6. 3.016 km SSE of Waynoka, Oklahoma · 2979 days ago · 6 km deep · 20 km away · felt by 4
  7. 2.59 km SSE of Ames, Oklahoma · 2981 days ago · 6 km deep · 87 km away
  8. 2.54 km SE of Avard, Oklahoma · 2982 days ago · 5 km deep · 27 km away
  9. 2.48 km SSW of Burlington, Oklahoma · 2985 days ago · 2 km deep · 60 km away · felt by 1
  10. 2.68 km E of Nescatunga, Oklahoma · 2985 days ago · 7 km deep · 88 km away
  11. 3.23 km SSW of Alva, Oklahoma · 2985 days ago · 11 km deep · 40 km away · felt by 5
  12. 2.99 km WSW of Waynoka, Oklahoma · 2986 days ago · 5 km deep · 3 km away · felt by 2
  13. 2.86 km NNW of Ames, Oklahoma · 2987 days ago · 5 km deep · 75 km away · felt by 4
  14. 3.15 km SE of Dacoma, Oklahoma · 2989 days ago · 6 km deep · 45 km away
  15. 3.317 km SSE of Waynoka, Oklahoma · 2990 days ago · 8 km deep · 21 km away
  16. 2.79 km SW of Waynoka, Oklahoma · 2992 days ago · 7 km deep · 4 km away
  17. 2.65 km NNE of Carmen, Oklahoma · 2994 days ago · 5 km deep · 51 km away · felt by 1
  18. 2.515 km SSE of Waynoka, Oklahoma · 2995 days ago · 6 km deep · 19 km away
  19. 2.59 km N of Nash, Oklahoma · 2996 days ago · 5 km deep · 89 km away
  20. 2.74 km SE of Avard, Oklahoma · 2998 days ago · 6 km deep · 27 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000g6t4. Read Fri, Oct 2, 2026, 4:08 PM UTC.