Oklahoma earthquakes

M1.8 earthquake Oklahoma

A magnitude 1.8 earthquake struck in Oklahoma on Fri, Aug 11, 2023, 5:00 PM CDT (22:00 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.0 8 km NW of Prague, Oklahoma. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.8 (ml), micro
Local time
UTC
2023-08-11 22:00:00 UTC
Depth
5.7 km (3.5 mi), shallow
Epicenter
34.935° N, 95.937° 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.

Magnitude uncertainty
±0.26
Station coverage gap
89°
Stations used
68

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 9 in the 30 days before it.

After

  1. 1.65 km NE of Stuart, Oklahoma · 1138 days ago · 5 km deep · 11 km away
  2. 2.0Oklahoma · 1132 days ago · 7 km deep · 41 km away · felt by 2
  3. 2.33 km SW of Horntown, Oklahoma · 1119 days ago · 7 km deep · 34 km away
  4. 2.45 km W of Arpelar, Oklahoma · 1111 days ago · 5 km deep · 8 km away
  5. 2.414 km WSW of Quinton, Oklahoma · 1103 days ago · 7 km deep · 42 km away
  6. 3.08 km NW of Prague, Oklahoma · 1102 days ago · 8 km deep · 100 km away · felt by 1
  7. 2.48 km NW of Prague, Oklahoma · 1102 days ago · 8 km deep · 100 km away
  8. 1.58 km NW of Prague, Oklahoma · 1101 days ago · 7 km deep · 100 km away
  9. 1.68 km NW of Prague, Oklahoma · 1101 days ago · 7 km deep · 100 km away
  10. 2.08 km NW of Prague, Oklahoma · 1101 days ago · 6 km deep · 100 km away
  11. 1.67 km ENE of Morris, Oklahoma · 1096 days ago · 17 km deep · 79 km away
  12. 1.710 km E of Crowder, Oklahoma · 1094 days ago · 7 km deep · 40 km away · felt by 1
  13. 2.15 km W of Arpelar, Oklahoma · 1093 days ago · 2 km deep · 8 km away
  14. 1.65 km W of Arpelar, Oklahoma · 1090 days ago · 2 km deep · 8 km away

Before

  1. 1.88 km NW of Prague, Oklahoma · 1167 days ago · 6 km deep · 100 km away
  2. 1.714 km WSW of Quinton, Oklahoma · 1168 days ago · 7 km deep · 41 km away
  3. 2.28 km NW of Prague, Oklahoma · 1168 days ago · 7 km deep · 100 km away
  4. 2.38 km NW of Prague, Oklahoma · 1168 days ago · 7 km deep · 100 km away
  5. 1.7Oklahoma · 1169 days ago · 8 km deep · 100 km away
  6. 1.61 km ENE of Arpelar, Oklahoma · 1171 days ago · 6 km deep · 2 km away
  7. 1.92 km E of Arpelar, Oklahoma · 1171 days ago · 5 km deep · 1 km away
  8. 1.72 km E of Arpelar, Oklahoma · 1172 days ago · 5 km deep · 1 km away
  9. 1.514 km WSW of Quinton, Oklahoma · 1173 days ago · 8 km deep · 41 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2023prhf. Read Mon, Sep 28, 2026, 8:43 AM UTC.