Oklahoma earthquakes

M2.5 earthquake 15 km W of Union City, Oklahoma

A magnitude 2.5 earthquake struck 15 km W of Union City, Oklahoma on Thu, Aug 30, 2018, 1:29 AM CDT (06:29 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.9 6 km SE of Meridian, Oklahoma. This one was a foreshock.

Union City 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
2.5 (ml), micro
Local time
UTC
2018-08-30 06:29:25 UTC
Depth
5.5 km (3.4 mi), shallow
Epicenter
35.385° N, 98.112° W
Region
Oklahoma
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.4 km horizontally, 3.5 km in depth
Station coverage gap
51°
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: 27 in the 60 days after this one and 22 in the 30 days before it.

After

  1. 2.96 km SE of Meridian, Oklahoma · 2944 days ago · 5 km deep · 94 km away · felt by 4
  2. 2.616 km W of Union City, Oklahoma · 2943 days ago · 7 km deep · 1 km away
  3. 2.816 km W of Union City, Oklahoma · 2936 days ago · 8 km deep · 1 km away
  4. 2.82 km SSE of Marshall, Oklahoma · 2928 days ago · 5 km deep · 95 km away
  5. 3.08 km W of Meridian, Oklahoma · 2925 days ago · 4 km deep · 87 km away · felt by 12
  6. 2.55 km NW of Ames, Oklahoma · 2922 days ago · 6 km deep · 100 km away
  7. 2.53 km NE of Arcadia, Oklahoma · 2918 days ago · 6 km deep · 81 km away
  8. 3.04 km NNE of Okeene, Oklahoma · 2918 days ago · 5 km deep · 87 km away
  9. 3.04 km ENE of Dibble, Oklahoma · 2916 days ago · 7 km deep · 61 km away · felt by 5
  10. 2.65 km W of Arcadia, Oklahoma · 2915 days ago · 6 km deep · 73 km away · felt by 4
  11. 2.35 km W of Arcadia, Oklahoma · 2915 days ago · 6 km deep · 73 km away · felt by 1
  12. 2.06 km NNE of Bridge Creek, Oklahoma · 2908 days ago · 7 km deep · 37 km away · felt by 3
  13. 2.90 km WNW of Bison, Oklahoma · 2906 days ago · 5 km deep · 92 km away · felt by 1
  14. 3.62 km SW of Wellston, Oklahoma · 2904 days ago · 6 km deep · 99 km away · felt by 10
  15. 2.16 km SSE of Newcastle, Oklahoma · 2903 days ago · 7 km deep · 53 km away · felt by 1
  16. 2.55 km E of Hennessey, Oklahoma · 2902 days ago · 4 km deep · 84 km away · felt by 1
  17. 2.68 km W of Meridian, Oklahoma · 2899 days ago · 6 km deep · 87 km away · felt by 7
  18. 2.03 km E of Erin Springs, Oklahoma · 2897 days ago · 6 km deep · 80 km away · felt by 2
  19. 2.52 km E of Bridge Creek, Oklahoma · 2895 days ago · 7 km deep · 40 km away · felt by 1
  20. 2.02 km ENE of Bridge Creek, Oklahoma · 2894 days ago · 6 km deep · 40 km away · felt by 4
  21. 2.52 km ESE of Bridge Creek, Oklahoma · 2894 days ago · 8 km deep · 41 km away
  22. 2.00 km E of Bridge Creek, Oklahoma · 2893 days ago · 6 km deep · 38 km away · felt by 2
  23. 1.83 km E of Bridge Creek, Oklahoma · 2893 days ago · 5 km deep · 41 km away · felt by 2
  24. 2.02 km ENE of Bridge Creek, Oklahoma · 2893 days ago · 6 km deep · 40 km away · felt by 2
  25. 1.64 km SE of Bridge Creek, Oklahoma · 2891 days ago · 5 km deep · 42 km away · felt by 1
  26. 2.61 km ESE of Bridge Creek, Oklahoma · 2891 days ago · 6 km deep · 40 km away · felt by 16
  27. 2.41 km E of Bridge Creek, Oklahoma · 2888 days ago · 5 km deep · 39 km away · felt by 1

Before

  1. 2.45 km S of Yukon, Oklahoma · 2946 days ago · 6 km deep · 32 km away · felt by 6
  2. 2.17 km SSE of El Reno, Oklahoma · 2949 days ago · 7 km deep · 21 km away · felt by 1
  3. 2.615 km W of Union City, Oklahoma · 2953 days ago · 6 km deep · 0 km away
  4. 2.18 km NNE of Union City, Oklahoma · 2953 days ago · 5 km deep · 21 km away · felt by 1
  5. 2.27 km ENE of Guthrie, Oklahoma · 2954 days ago · 5 km deep · 90 km away
  6. 2.15 km S of Yukon, Oklahoma · 2956 days ago · 6 km deep · 32 km away · felt by 5
  7. 2.65 km SSW of Langston, Oklahoma · 2961 days ago · 7 km deep · 95 km away
  8. 2.75 km NNE of Okeene, Oklahoma · 2961 days ago · 5 km deep · 87 km away
  9. 3.09 km SSW of Washington, Oklahoma · 2962 days ago · 4 km deep · 68 km away · felt by 7
  10. 2.48 km SE of Dibble, Oklahoma · 2965 days ago · 6 km deep · 68 km away · felt by 2
  11. 2.03 km E of Dibble, Oklahoma · 2968 days ago · 7 km deep · 61 km away · felt by 2
  12. 2.514 km W of Union City, Oklahoma · 2968 days ago · 5 km deep · 1 km away
  13. 2.94 km ENE of Dibble, Oklahoma · 2969 days ago · 4 km deep · 60 km away · felt by 28
  14. 2.59 km SSE of Ames, Oklahoma · 2971 days ago · 6 km deep · 88 km away
  15. 2.62 km ENE of Dibble, Oklahoma · 2973 days ago · 5 km deep · 60 km away · felt by 15
  16. 2.13 km ENE of Dibble, Oklahoma · 2973 days ago · 5 km deep · 60 km away · felt by 1
  17. 2.69 km ESE of Dibble, Oklahoma · 2973 days ago · 6 km deep · 68 km away · felt by 2
  18. 3.43 km ENE of Dibble, Oklahoma · 2974 days ago · 6 km deep · 61 km away · felt by 63
  19. 2.04 km ENE of Dibble, Oklahoma · 2974 days ago · 5 km deep · 60 km away · felt by 7
  20. 2.13 km ENE of Dibble, Oklahoma · 2974 days ago · 7 km deep · 60 km away · felt by 3

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000h58i. Read Tue, Sep 22, 2026, 10:17 AM UTC.