Oklahoma earthquakes

M2.5 earthquake 4 km SW of Byng, Oklahoma

A magnitude 2.5 earthquake struck 4 km SW of Byng, Oklahoma on Mon, Aug 7, 2017, 8:03 PM CDT (01:03 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M3.6 8 km ESE of Sparks, Oklahoma. This one was a foreshock.

Byng 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
2017-08-08 01:03:14 UTC
Depth
9.3 km (5.8 mi), shallow
Epicenter
34.835° N, 96.702° 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 1.6 km horizontally, 7.5 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
60°
Stations used
64

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 2.15 km NNW of Arpelar, Oklahoma · 3331 days ago · 1 km deep · 67 km away · felt by 3
  2. 2.37 km NE of Harrah, Oklahoma · 3330 days ago · 7 km deep · 87 km away
  3. 2.43 km WNW of Kiowa, Oklahoma · 3324 days ago · 6 km deep · 71 km away
  4. 2.5Oklahoma · 3324 days ago · 7 km deep · 72 km away · felt by 7
  5. 2.80 km W of Harrah, Oklahoma · 3323 days ago · 6 km deep · 84 km away · felt by 7
  6. 2.59 km NE of Ashland, Oklahoma · 3312 days ago · 2 km deep · 64 km away
  7. 3.68 km ESE of Sparks, Oklahoma · 3300 days ago · 5 km deep · 81 km away · felt by 34
  8. 2.59 km SE of Sparks, Oklahoma · 3300 days ago · 6 km deep · 81 km away
  9. 3.0Oklahoma · 3291 days ago · 5 km deep · 81 km away · felt by 5
  10. 2.51 km ENE of Dibble, Oklahoma · 3290 days ago · 5 km deep · 86 km away · felt by 7

Before

  1. 2.67 km NE of Lindsay, Oklahoma · 3348 days ago · 5 km deep · 78 km away · felt by 5
  2. 2.58 km SSE of Luther, Oklahoma · 3361 days ago · 4 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000a5t1. Read Thu, Sep 24, 2026, 1:02 PM UTC.