Oklahoma earthquakes

M2.8 earthquake 11 km N of Alex, Oklahoma

A magnitude 2.8 earthquake struck 11 km N of Alex, Oklahoma on Fri, Aug 25, 2017, 11:31 PM CDT (04:31 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.9 5 km SE of Guthrie, Oklahoma. This one was a foreshock.

Alex 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
2.8 (mb_lg), micro
Local time
UTC
2017-08-26 04:31:34 UTC
Depth
7.9 km (4.9 mi), shallow
Epicenter
35.020° N, 97.799° W
Region
Oklahoma
Felt reports
7
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

7 people reported to the USGS what they felt; the strongest reported shaking was III, 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 1.8 km horizontally, 7.1 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
52°
Stations used
74

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 20 in the 30 days before it.

After

  1. 2.27 km S of Guthrie, Oklahoma · 3313 days ago · 7 km deep · 94 km away · felt by 1
  2. 2.95 km SE of Guthrie, Oklahoma · 3312 days ago · 6 km deep · 100 km away · felt by 8
  3. 3.71 km E of Luther, Oklahoma · 3305 days ago · 5 km deep · 91 km away · felt by 29
  4. 2.91 km E of Luther, Oklahoma · 3303 days ago · 6 km deep · 91 km away · felt by 4
  5. 2.51 km E of Luther, Oklahoma · 3299 days ago · 5 km deep · 91 km away · felt by 2
  6. 2.51 km ENE of Dibble, Oklahoma · 3288 days ago · 5 km deep · 17 km away · felt by 7
  7. 2.65 km W of Arcadia, Oklahoma · 3281 days ago · 5 km deep · 82 km away · felt by 4
  8. 2.46 km W of Arcadia, Oklahoma · 3268 days ago · 6 km deep · 81 km away · felt by 1
  9. 2.96 km W of Arcadia, Oklahoma · 3268 days ago · 6 km deep · 81 km away · felt by 28
  10. 2.86 km W of Arcadia, Oklahoma · 3267 days ago · 7 km deep · 81 km away
  11. 3.37 km NNE of Lake Aluma, Oklahoma · 3267 days ago · 5 km deep · 74 km away · felt by 86
  12. 2.43 km ESE of Bridge Creek, Oklahoma · 3264 days ago · 7 km deep · 24 km away · felt by 20
  13. 2.23 km ESE of Bridge Creek, Oklahoma · 3264 days ago · 6 km deep · 24 km away · felt by 5
  14. 2.512 km W of Union City, Oklahoma · 3261 days ago · 5 km deep · 49 km away · felt by 1
  15. 2.42 km E of Bridge Creek, Oklahoma · 3260 days ago · 5 km deep · 25 km away · felt by 4
  16. 2.713 km W of Union City, Oklahoma · 3258 days ago · 7 km deep · 48 km away
  17. 2.45 km SE of Guthrie, Oklahoma · 3256 days ago · 5 km deep · 99 km away · felt by 3
  18. 2.713 km W of Union City, Oklahoma · 3255 days ago · 8 km deep · 48 km away · felt by 2

Before

  1. 3.66 km ENE of Edmond, Oklahoma · 3317 days ago · 6 km deep · 81 km away · felt by 66
  2. 2.47 km S of Guthrie, Oklahoma · 3320 days ago · 6 km deep · 94 km away · felt by 1
  3. 2.80 km W of Harrah, Oklahoma · 3321 days ago · 6 km deep · 77 km away · felt by 7
  4. 2.59 km NE of Ninnekah, Oklahoma · 3325 days ago · 5 km deep · 4 km away · felt by 1
  5. 2.37 km NE of Harrah, Oklahoma · 3328 days ago · 7 km deep · 85 km away
  6. 2.15 km SSE of Guthrie, Oklahoma · 3332 days ago · 5 km deep · 98 km away · felt by 1
  7. 2.16 km ENE of Edmond, Oklahoma · 3334 days ago · 6 km deep · 81 km away · felt by 3
  8. 2.55 km SE of Guthrie, Oklahoma · 3336 days ago · 5 km deep · 98 km away · felt by 4
  9. 2.62 km E of Luther, Oklahoma · 3337 days ago · 5 km deep · 92 km away · felt by 5
  10. 3.56 km ENE of Edmond, Oklahoma · 3337 days ago · 5 km deep · 81 km away · felt by 182
  11. 3.15 km SSE of Guthrie, Oklahoma · 3337 days ago · 6 km deep · 98 km away · felt by 10
  12. 1.76 km ENE of Edmond, Oklahoma · 3337 days ago · 6 km deep · 81 km away
  13. 3.36 km W of Arcadia, Oklahoma · 3337 days ago · 6 km deep · 81 km away · felt by 61
  14. 4.26 km ENE of Edmond, Oklahoma · 3337 days ago · 5 km deep · 81 km away · felt by 1,321
  15. 3.06 km ENE of Edmond, Oklahoma · 3338 days ago · 6 km deep · 81 km away · felt by 26
  16. 3.36 km W of Arcadia, Oklahoma · 3338 days ago · 6 km deep · 81 km away · felt by 37
  17. 3.36 km ENE of Edmond, Oklahoma · 3338 days ago · 6 km deep · 81 km away · felt by 41
  18. 3.36 km ENE of Edmond, Oklahoma · 3338 days ago · 7 km deep · 81 km away · felt by 319
  19. 2.35 km ESE of Edmond, Oklahoma · 3338 days ago · 7 km deep · 77 km away
  20. 3.06 km W of Arcadia, Oklahoma · 3338 days ago · 7 km deep · 81 km away · felt by 73

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000abzc. Read Tue, Sep 22, 2026, 12:34 PM UTC.