Oklahoma earthquakes

M2.6 earthquake 9 km ESE of Chickasha, Oklahoma

A magnitude 2.6 earthquake struck 9 km ESE of Chickasha, Oklahoma on Tue, May 11, 2021, 12:31 AM CDT (05:31 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.7 6 km SW of Dibble, Oklahoma. This one was a foreshock.

Chickasha 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
2.6 (ml), micro
Local time
UTC
2021-05-11 05:31:59 UTC
Depth
9.1 km (5.7 mi), shallow
Epicenter
35.033° N, 97.837° W
Region
Oklahoma
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 V, moderate 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.

Magnitude uncertainty
±0.24
Station coverage gap
42°
Stations used
83

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 70 in the 30 days before it.

After

  1. 2.59 km ESE of Chickasha, Oklahoma · 1961 days ago · 9 km deep · 0 km away · felt by 6
  2. 1.812 km SSW of Bradley, Oklahoma · 1961 days ago · 18 km deep · 30 km away
  3. 2.012 km SE of Ratliff City, Oklahoma · 1960 days ago · 5 km deep · 83 km away
  4. 2.211 km SE of Ratliff City, Oklahoma · 1960 days ago · 5 km deep · 82 km away
  5. 1.810 km SE of Ratliff City, Oklahoma · 1960 days ago · 5 km deep · 81 km away
  6. 2.012 km SE of Ratliff City, Oklahoma · 1957 days ago · 5 km deep · 83 km away
  7. 2.010 km SE of Ratliff City, Oklahoma · 1956 days ago · 5 km deep · 81 km away
  8. 1.65 km SW of Dibble, Oklahoma · 1954 days ago · 9 km deep · 16 km away
  9. 2.76 km SW of Dibble, Oklahoma · 1954 days ago · 11 km deep · 16 km away · felt by 7
  10. 1.86 km SSW of Tuttle, Oklahoma · 1952 days ago · 6 km deep · 23 km away
  11. 1.66 km ENE of Edmond, Oklahoma · 1946 days ago · 8 km deep · 81 km away
  12. 1.88 km SE of Ratliff City, Oklahoma · 1946 days ago · 5 km deep · 80 km away
  13. 2.09 km ESE of Chickasha, Oklahoma · 1942 days ago · 8 km deep · 0 km away · felt by 1
  14. 1.67 km SW of Dibble, Oklahoma · 1942 days ago · 7 km deep · 15 km away
  15. 3.37 km SW of Dibble, Oklahoma · 1937 days ago · 12 km deep · 15 km away · felt by 27
  16. 1.67 km W of Meeker, Oklahoma · 1934 days ago · 7 km deep · 93 km away
  17. 1.87 km SW of Dibble, Oklahoma · 1933 days ago · 10 km deep · 16 km away
  18. 1.82 km SSW of Blanchard, Oklahoma · 1928 days ago · 5 km deep · 18 km away
  19. 1.72 km SSW of Blanchard, Oklahoma · 1928 days ago · 7 km deep · 18 km away
  20. 1.52 km SSW of Blanchard, Oklahoma · 1927 days ago · 7 km deep · 18 km away · felt by 1
  21. 2.110 km SE of Ratliff City, Oklahoma · 1925 days ago · 5 km deep · 81 km away
  22. 1.612 km SE of Ratliff City, Oklahoma · 1921 days ago · 5 km deep · 83 km away
  23. 1.713 km SE of Ratliff City, Oklahoma · 1918 days ago · 6 km deep · 84 km away
  24. 2.16 km NNW of Lindsay, Oklahoma · 1915 days ago · 10 km deep · 25 km away · felt by 3
  25. 2.214 km SSW of Loyal, Oklahoma · 1914 days ago · 7 km deep · 98 km away
  26. 1.713 km SE of Ratliff City, Oklahoma · 1913 days ago · 5 km deep · 84 km away
  27. 1.612 km SE of Ratliff City, Oklahoma · 1913 days ago · 4 km deep · 82 km away
  28. 2.011 km SE of Ratliff City, Oklahoma · 1913 days ago · 5 km deep · 82 km away
  29. 1.912 km SE of Ratliff City, Oklahoma · 1913 days ago · 6 km deep · 83 km away
  30. 1.89 km E of Chickasha, Oklahoma · 1911 days ago · 8 km deep · 1 km away · felt by 1
  31. 1.92 km SSW of Blanchard, Oklahoma · 1905 days ago · 7 km deep · 18 km away · felt by 2
  32. 1.61 km SSE of Union City, Oklahoma · 1905 days ago · 5 km deep · 39 km away
  33. 1.52 km SE of Union City, Oklahoma · 1904 days ago · 4 km deep · 39 km away

Before

  1. 1.94 km S of Ratliff City, Oklahoma · 1967 days ago · 7 km deep · 75 km away
  2. 2.18 km SW of Erin Springs, Oklahoma · 1969 days ago · 14 km deep · 33 km away
  3. 2.28 km SW of Erin Springs, Oklahoma · 1969 days ago · 13 km deep · 34 km away · felt by 3
  4. 1.98 km SW of Erin Springs, Oklahoma · 1969 days ago · 5 km deep · 33 km away
  5. 1.68 km SW of Erin Springs, Oklahoma · 1969 days ago · 11 km deep · 33 km away
  6. 1.78 km SW of Erin Springs, Oklahoma · 1969 days ago · 14 km deep · 33 km away
  7. 2.08 km SW of Erin Springs, Oklahoma · 1969 days ago · 11 km deep · 33 km away
  8. 1.59 km SE of Tatums, Oklahoma · 1969 days ago · 4 km deep · 79 km away
  9. 1.913 km SW of Erin Springs, Oklahoma · 1970 days ago · 14 km deep · 35 km away
  10. 1.69 km SW of Erin Springs, Oklahoma · 1970 days ago · 14 km deep · 34 km away
  11. 2.15 km ESE of Ratliff City, Oklahoma · 1971 days ago · 7 km deep · 76 km away
  12. 2.09 km SE of Ratliff City, Oklahoma · 1971 days ago · 5 km deep · 80 km away
  13. 1.65 km SE of Ratliff City, Oklahoma · 1972 days ago · 6 km deep · 77 km away
  14. 1.54 km ESE of Ratliff City, Oklahoma · 1972 days ago · 5 km deep · 74 km away
  15. 1.55 km ESE of Ratliff City, Oklahoma · 1972 days ago · 5 km deep · 76 km away
  16. 1.76 km ESE of Ratliff City, Oklahoma · 1972 days ago · 7 km deep · 77 km away
  17. 2.414 km WNW of Union City, Oklahoma · 1973 days ago · 7 km deep · 50 km away
  18. 1.914 km WNW of Union City, Oklahoma · 1973 days ago · 6 km deep · 51 km away
  19. 1.87 km SE of Ratliff City, Oklahoma · 1974 days ago · 6 km deep · 79 km away
  20. 1.61 km S of Ratliff City, Oklahoma · 1974 days ago · 5 km deep · 73 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021jdyj (also filed as us7000e1z9). Read Tue, Sep 22, 2026, 11:29 PM UTC.