Texas earthquakes

M1.8 earthquake 8 km WSW of Westbrook, Texas

A magnitude 1.8 earthquake struck 8 km WSW of Westbrook, Texas on Mon, Sep 20, 2021, 5:31 AM CDT (10:31 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.3 12 km S of Ackerly, Texas. 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
2021-09-20 10:31:06 UTC
Depth
6.8 km (4.2 mi), shallow
Epicenter
32.319° N, 101.097° W
Region
Texas
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 1.4 km horizontally, 2.9 km in depth
Magnitude uncertainty
±0.20
Station coverage gap
80°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 29 in the 60 days after this one and 21 in the 30 days before it.

After

  1. 2.512 km N of Midland, Texas · 1830 days ago · 9 km deep · 97 km away · felt by 7
  2. 2.112 km W of Rotan, Texas · 1829 days ago · 10 km deep · 74 km away
  3. 2.217 km NNE of Hermleigh, Texas · 1829 days ago · 9 km deep · 65 km away
  4. 3.312 km S of Ackerly, Texas · 1826 days ago · 11 km deep · 58 km away · felt by 5
  5. 2.337 km SSW of Los Ybanez, Texas · 1826 days ago · 9 km deep · 97 km away
  6. 2.712 km N of Midland, Texas · 1819 days ago · 8 km deep · 97 km away · felt by 15
  7. 2.512 km N of Midland, Texas · 1819 days ago · 9 km deep · 97 km away
  8. 2.411 km WSW of Rotan, Texas · 1815 days ago · 10 km deep · 74 km away
  9. 2.210 km NNE of Hermleigh, Texas · 1813 days ago · 7 km deep · 58 km away
  10. 2.26 km S of Ackerly, Texas · 1807 days ago · 10 km deep · 60 km away
  11. 2.318 km NNE of Hermleigh, Texas · 1798 days ago · 8 km deep · 65 km away
  12. 2.036 km SSW of Los Ybanez, Texas · 1796 days ago · 12 km deep · 96 km away
  13. 2.718 km NNE of Hermleigh, Texas · 1795 days ago · 1 km deep · 65 km away
  14. 2.916 km SSE of Ackerly, Texas · 1793 days ago · 11 km deep · 51 km away
  15. 2.118 km SSE of Ackerly, Texas · 1793 days ago · 1 km deep · 48 km away
  16. 2.718 km SSE of Ackerly, Texas · 1790 days ago · 5 km deep · 49 km away
  17. 2.915 km WNW of Big Spring, Texas · 1789 days ago · 7 km deep · 50 km away
  18. 2.137 km SSW of Los Ybanez, Texas · 1789 days ago · 10 km deep · 97 km away
  19. 1.822 km W of Garden City, Texas · 1786 days ago · 5 km deep · 77 km away
  20. 2.137 km SSW of Los Ybanez, Texas · 1785 days ago · 13 km deep · 96 km away
  21. 2.439 km ENE of McKinney Acres, Texas · 1783 days ago · 8 km deep · 98 km away
  22. 2.117 km NNE of Hermleigh, Texas · 1780 days ago · 8 km deep · 65 km away
  23. 1.98 km SE of Midland, Texas · 1778 days ago · 11 km deep · 97 km away
  24. 1.938 km SSW of Los Ybanez, Texas · 1777 days ago · 9 km deep · 97 km away
  25. 2.038 km SSW of Los Ybanez, Texas · 1773 days ago · 5 km deep · 97 km away
  26. 2.319 km SE of Ackerly, Texas · 1773 days ago · 7 km deep · 46 km away
  27. 2.319 km SE of Ackerly, Texas · 1773 days ago · 6 km deep · 46 km away
  28. 2.518 km SE of Ackerly, Texas · 1772 days ago · 10 km deep · 47 km away
  29. 2.123 km W of Garden City, Texas · 1772 days ago · 8 km deep · 76 km away

Before

  1. 2.211 km N of Midland, Texas · 1831 days ago · 9 km deep · 98 km away
  2. 2.1western Texas · 1833 days ago · 10 km deep · 52 km away
  3. 2.417 km NNE of Hermleigh, Texas · 1837 days ago · 8 km deep · 65 km away · felt by 2
  4. 2.716 km NNE of Hermleigh, Texas · 1838 days ago · 3 km deep · 62 km away · felt by 1
  5. 3.617 km NNE of Hermleigh, Texas · 1838 days ago · 8 km deep · 64 km away · felt by 18
  6. 2.416 km NNE of Hermleigh, Texas · 1839 days ago · 9 km deep · 64 km away
  7. 2.617 km NNE of Hermleigh, Texas · 1839 days ago · 6 km deep · 65 km away
  8. 2.618 km NE of Hermleigh, Texas · 1842 days ago · 8 km deep · 65 km away
  9. 2.312 km N of Midland, Texas · 1843 days ago · 9 km deep · 97 km away · felt by 2
  10. 2.116 km WNW of Big Spring, Texas · 1844 days ago · 8 km deep · 50 km away
  11. 1.829 km ESE of Midland, Texas · 1845 days ago · 11 km deep · 85 km away
  12. 1.812 km NNW of Midland, Texas · 1846 days ago · 9 km deep · 99 km away
  13. 1.612 km NE of Hermleigh, Texas · 1846 days ago · 8 km deep · 60 km away
  14. 2.412 km NNW of Midland, Texas · 1847 days ago · 8 km deep · 98 km away · felt by 1
  15. 2.126 km W of Garden City, Texas · 1849 days ago · 9 km deep · 79 km away
  16. 1.96 km SE of Ackerly, Texas · 1856 days ago · 11 km deep · 57 km away
  17. 1.96 km SE of Ackerly, Texas · 1856 days ago · 12 km deep · 57 km away
  18. 1.78 km SE of Midland, Texas · 1856 days ago · 12 km deep · 97 km away
  19. 2.338 km ENE of McKinney Acres, Texas · 1858 days ago · 10 km deep · 98 km away
  20. 1.512 km N of Midland, Texas · 1858 days ago · 9 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event tx2021slmq. Read Thu, Sep 24, 2026, 11:16 AM UTC.