Oklahoma earthquakes

M2.5 earthquake 9 km NE of Ninnekah, Oklahoma

A magnitude 2.5 earthquake struck 9 km NE of Ninnekah, Oklahoma on Tue, Aug 15, 2017, 3:38 PM CDT (20:38 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.7 1 km E of Luther, Oklahoma. This one was a foreshock.

Ninnekah 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 (mb_lg), micro
Local time
UTC
2017-08-15 20:38:44 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
34.999° N, 97.841° 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 1.3 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
73°
Stations used
80

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 2.80 km W of Harrah, Oklahoma · 3325 days ago · 6 km deep · 82 km away · felt by 7
  2. 2.47 km S of Guthrie, Oklahoma · 3325 days ago · 6 km deep · 98 km away · felt by 1
  3. 3.66 km ENE of Edmond, Oklahoma · 3321 days ago · 6 km deep · 85 km away · felt by 66
  4. 2.811 km N of Alex, Oklahoma · 3319 days ago · 8 km deep · 4 km away · felt by 7
  5. 2.27 km S of Guthrie, Oklahoma · 3317 days ago · 7 km deep · 98 km away · felt by 1
  6. 3.71 km E of Luther, Oklahoma · 3309 days ago · 5 km deep · 95 km away · felt by 29
  7. 2.91 km E of Luther, Oklahoma · 3307 days ago · 6 km deep · 95 km away · felt by 4
  8. 2.51 km E of Luther, Oklahoma · 3303 days ago · 5 km deep · 95 km away · felt by 2
  9. 2.51 km ENE of Dibble, Oklahoma · 3293 days ago · 5 km deep · 21 km away · felt by 7
  10. 2.65 km W of Arcadia, Oklahoma · 3285 days ago · 5 km deep · 86 km away · felt by 4
  11. 2.46 km W of Arcadia, Oklahoma · 3272 days ago · 6 km deep · 85 km away · felt by 1
  12. 2.96 km W of Arcadia, Oklahoma · 3272 days ago · 6 km deep · 85 km away · felt by 28
  13. 2.86 km W of Arcadia, Oklahoma · 3272 days ago · 7 km deep · 85 km away
  14. 3.37 km NNE of Lake Aluma, Oklahoma · 3271 days ago · 5 km deep · 78 km away · felt by 86

Before

  1. 2.37 km NE of Harrah, Oklahoma · 3332 days ago · 7 km deep · 89 km away
  2. 2.16 km ENE of Edmond, Oklahoma · 3339 days ago · 6 km deep · 84 km away · felt by 3
  3. 2.62 km E of Luther, Oklahoma · 3341 days ago · 5 km deep · 96 km away · felt by 5
  4. 3.56 km ENE of Edmond, Oklahoma · 3341 days ago · 5 km deep · 85 km away · felt by 182
  5. 1.76 km ENE of Edmond, Oklahoma · 3342 days ago · 6 km deep · 85 km away
  6. 3.36 km W of Arcadia, Oklahoma · 3342 days ago · 6 km deep · 85 km away · felt by 61
  7. 4.26 km ENE of Edmond, Oklahoma · 3342 days ago · 5 km deep · 85 km away · felt by 1,321
  8. 3.06 km ENE of Edmond, Oklahoma · 3342 days ago · 6 km deep · 85 km away · felt by 26
  9. 3.36 km W of Arcadia, Oklahoma · 3342 days ago · 6 km deep · 85 km away · felt by 37
  10. 3.36 km ENE of Edmond, Oklahoma · 3343 days ago · 6 km deep · 85 km away · felt by 41
  11. 3.36 km ENE of Edmond, Oklahoma · 3343 days ago · 7 km deep · 85 km away · felt by 319
  12. 2.35 km ESE of Edmond, Oklahoma · 3343 days ago · 7 km deep · 81 km away
  13. 3.06 km W of Arcadia, Oklahoma · 3343 days ago · 7 km deep · 85 km away · felt by 73
  14. 2.67 km NE of Lindsay, Oklahoma · 3350 days ago · 5 km deep · 29 km away · felt by 5
  15. 2.45 km WNW of Arcadia, Oklahoma · 3351 days ago · 5 km deep · 86 km away · felt by 3
  16. 2.68 km NE of Pocasset, Oklahoma · 3357 days ago · 9 km deep · 27 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000a8kn. Read Sat, Sep 26, 2026, 9:14 PM UTC.