Oklahoma earthquakes

M1.6 earthquake 8 km NW of Prague, Oklahoma

A magnitude 1.6 earthquake struck 8 km NW of Prague, Oklahoma on Mon, Aug 9, 2021, 7:22 AM CDT (12:22 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.1 5 km ENE of Edmond, Oklahoma. This one was a foreshock.

Prague 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
1.6 (ml), micro
Local time
UTC
2021-08-09 12:22:40 UTC
Depth
9.2 km (5.7 mi), shallow
Epicenter
35.538° N, 96.755° 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
±0.25
Station coverage gap
31°
Stations used
81

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 1.53 km SE of Carney, Oklahoma · 1868 days ago · 7 km deep · 35 km away
  2. 2.15 km ENE of Edmond, Oklahoma · 1867 days ago · 7 km deep · 62 km away · felt by 48
  3. 1.69 km WNW of Mulhall, Oklahoma · 1863 days ago · 6 km deep · 91 km away
  4. 2.05 km ENE of Edmond, Oklahoma · 1857 days ago · 7 km deep · 62 km away · felt by 10
  5. 1.55 km N of Stroud, Oklahoma · 1849 days ago · 5 km deep · 30 km away
  6. 2.08 km NW of Prague, Oklahoma · 1847 days ago · 8 km deep · 1 km away
  7. 2.13 km ESE of Carney, Oklahoma · 1837 days ago · 7 km deep · 35 km away
  8. 1.53 km SE of Carney, Oklahoma · 1837 days ago · 7 km deep · 35 km away
  9. 1.53 km SE of Carney, Oklahoma · 1831 days ago · 7 km deep · 35 km away
  10. 1.93 km S of Blanchard, Oklahoma · 1829 days ago · 4 km deep · 95 km away · felt by 11
  11. 2.23 km SE of Carney, Oklahoma · 1820 days ago · 8 km deep · 35 km away
  12. 1.74 km SSE of Perry, Oklahoma · 1818 days ago · 8 km deep · 92 km away

Before

  1. 1.83 km SSE of Jones, Oklahoma · 1876 days ago · 6 km deep · 46 km away
  2. 1.85 km N of Stroud, Oklahoma · 1881 days ago · 8 km deep · 30 km away
  3. 2.08 km NW of Prague, Oklahoma · 1882 days ago · 7 km deep · 1 km away
  4. 1.63 km SE of Carney, Oklahoma · 1886 days ago · 7 km deep · 35 km away
  5. 2.27 km S of Stuart, Oklahoma · 1888 days ago · 3 km deep · 98 km away
  6. 1.94 km ESE of Carney, Oklahoma · 1890 days ago · 8 km deep · 34 km away
  7. 1.53 km SSE of Blanchard, Oklahoma · 1890 days ago · 5 km deep · 94 km away
  8. 1.65 km N of Rosedale, Oklahoma · 1893 days ago · 18 km deep · 75 km away
  9. 1.84 km ESE of Carney, Oklahoma · 1894 days ago · 7 km deep · 34 km away
  10. 1.75 km SW of Blanchard, Oklahoma · 1896 days ago · 7 km deep · 98 km away
  11. 1.65 km WNW of Mulhall, Oklahoma · 1896 days ago · 7 km deep · 89 km away
  12. 2.212 km NW of Pawnee, Oklahoma · 1898 days ago · 5 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021pmxe. Read Wed, Sep 23, 2026, 12:21 PM UTC.