M1.5 earthquake 5km S of Brawley, CA

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Tue, Dec 21, 2021, 1:33 AM PST

UTC

2021-12-21 09:33:46 UTC

Depth

9.7 km (6.0 mi), shallow

Epicenter

32.937° N, 115.521° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.22

Depth from

From location

Station coverage gap

54°

Stations used

30

• Brawley, CaliforniaPopulation 25,897. Forecast5 kmS
• Mexicali, MexicoPopulation 1,032,686. Forecast35 kmN

After

1. 1.69km SW of Niland, CATue, Dec 21, 5:54 PM PST · 1748 days ago · 2 km deep · 29 km away
2. 2.511km ENE of Borrego Springs, CAWed, Dec 22, 6:47 PM PST · 1747 days ago · 5 km deep · 78 km away · felt by 3
3. 2.919km W of Westmorland, CAWed, Dec 22, 9:04 PM PST · 1746 days ago · 7 km deep · 31 km away · felt by 1
4. 1.911km W of Calipatria, CAFri, Dec 24, 5:59 PM PST · 1745 days ago · 8 km deep · 25 km away
5. 1.64km SW of Brawley, CAFri, Dec 24, 7:21 PM PST · 1744 days ago · 6 km deep · 4 km away
6. 1.612km SSW of Borrego Springs, CASat, Dec 25, 3:23 AM PST · 1744 days ago · 14 km deep · 90 km away
7. 2.111km SSW of Borrego Springs, CASat, Dec 25, 3:24 AM PST · 1744 days ago · 12 km deep · 90 km away
8. 1.511km SSW of Borrego Springs, CASat, Dec 25, 3:26 AM PST · 1744 days ago · 13 km deep · 90 km away
9. 2.515km WSW of Delta, B.C., MXSat, Dec 25, 11:21 AM PST · 1744 days ago · 16 km deep · 70 km away
10. 1.66km WSW of Imperial, CASun, Dec 26, 3:13 AM PST · 1743 days ago · 11 km deep · 16 km away
11. 2.217km WSW of Delta, B.C., MXSun, Dec 26, 6:10 PM PST · 1743 days ago · 11 km deep · 70 km away
12. 2.210km N of Borrego Springs, CASun, Dec 26, 6:42 PM PST · 1743 days ago · 12 km deep · 93 km away
13. 1.614km WSW of Niland, CAMon, Dec 27, 5:24 PM PST · 1742 days ago · 7 km deep · 33 km away
14. 1.917km ESE of Julian, CATue, Dec 28, 12:04 AM PST · 1741 days ago · 10 km deep · 85 km away
15. 1.716km E of Ocotillo Wells, CATue, Dec 28, 1:33 AM PST · 1741 days ago · 9 km deep · 46 km away
16. 1.56km E of Ocotillo Wells, CATue, Dec 28, 1:40 PM PST · 1741 days ago · 10 km deep · 56 km away
17. 1.710km S of Progreso, B.C., MXWed, Dec 29, 5:03 PM PST · 1740 days ago · 9 km deep · 51 km away
18. 1.96km W of Bombay Beach, CAThu, Dec 30, 9:21 PM PST · 1738 days ago · 2 km deep · 53 km away
19. 1.99km W of Holtville, CAFri, Dec 31, 5:31 PM PST · 1738 days ago · 8 km deep · 13 km away
20. 1.612km NE of Ocotillo Wells, CAFri, Dec 31, 10:26 PM PST · 1737 days ago · 10 km deep · 58 km away
21. 1.712km S of Progreso, B.C., MXSat, Jan 1, 6:47 AM PST · 1737 days ago · 4 km deep · 53 km away
22. 2.316km WNW of Alberto Oviedo Mota, B.C., MXSat, Jan 1, 4:16 PM PST · 1737 days ago · 4 km deep · 77 km away
23. 1.97km NW of Delta, B.C., MXSun, Jan 2, 3:49 AM PST · 1736 days ago · 14 km deep · 65 km away
24. 2.07km NW of Delta, B.C., MXSun, Jan 2, 4:37 AM PST · 1736 days ago · 12 km deep · 65 km away
25. 1.58km NE of Mexicali, B.C., MXMon, Jan 3, 1:40 AM PST · 1735 days ago · 1 km deep · 28 km away
26. 1.68km SSW of Holtville, CAMon, Jan 3, 1:41 AM PST · 1735 days ago · 9 km deep · 23 km away
27. 2.024km WSW of Westmorland, CATue, Jan 4, 1:05 AM PST · 1734 days ago · 8 km deep · 32 km away
28. 1.914km NNE of Borrego Springs, CATue, Jan 4, 7:55 AM PST · 1734 days ago · 11 km deep · 87 km away
29. 1.716km NE of Borrego Springs, CATue, Jan 4, 10:26 AM PST · 1734 days ago · 12 km deep · 80 km away
30. 1.87km SW of Holtville, CATue, Jan 4, 6:05 PM PST · 1734 days ago · 12 km deep · 21 km away
31. 1.818km WSW of Delta, B.C., MXTue, Jan 4, 7:09 PM PST · 1734 days ago · 4 km deep · 70 km away
32. 1.97km ESE of Puebla, B.C., MXWed, Jan 5, 3:48 AM PST · 1733 days ago · 20 km deep · 48 km away
33. 2.02km NNW of El Centro, CAThu, Jan 6, 10:43 AM PST · 1732 days ago · 13 km deep · 15 km away
34. 1.712km N of Borrego Springs, CAThu, Jan 6, 1:34 PM PST · 1732 days ago · 2 km deep · 91 km away
35. 1.812km N of Borrego Springs, CAThu, Jan 6, 1:47 PM PST · 1732 days ago · 4 km deep · 91 km away
36. 1.66km S of Brawley, CAFri, Jan 7, 4:20 AM PST · 1731 days ago · 10 km deep · 2 km away
37. 2.26km S of Brawley, CAFri, Jan 7, 4:42 AM PST · 1731 days ago · 11 km deep · 1 km away
38. 2.66km S of Brawley, CAFri, Jan 7, 5:15 AM PST · 1731 days ago · 12 km deep · 2 km away · felt by 4
39. 1.67km S of Brawley, CAFri, Jan 7, 5:21 AM PST · 1731 days ago · 7 km deep · 3 km away
40. 1.67km S of Brawley, CAFri, Jan 7, 5:37 AM PST · 1731 days ago · 8 km deep · 3 km away
41. 1.96km S of Brawley, CAFri, Jan 7, 5:43 AM PST · 1731 days ago · 12 km deep · 1 km away
42. 1.66km S of Brawley, CAFri, Jan 7, 5:49 AM PST · 1731 days ago · 11 km deep · 1 km away
43. 1.615km WNW of Progreso, B.C., MXFri, Jan 7, 6:34 PM PST · 1731 days ago · 10 km deep · 38 km away
44. 1.61km N of El Centro, CASat, Jan 8, 11:30 AM PST · 1730 days ago · 14 km deep · 16 km away
45. 1.61km ESE of El Centro, CASat, Jan 8, 6:09 PM PST · 1730 days ago · 12 km deep · 17 km away
46. 2.012km SSW of Salton City, CASun, Jan 9, 1:13 AM PST · 1729 days ago · 8 km deep · 55 km away · felt by 1
47. 1.615km E of Ocotillo Wells, CASun, Jan 9, 4:11 AM PST · 1729 days ago · 9 km deep · 49 km away · felt by 1
48. 1.59km W of Progreso, B.C., MXSun, Jan 9, 6:32 AM PST · 1729 days ago · 10 km deep · 43 km away
49. 1.56km S of Brawley, CASun, Jan 9, 8:01 AM PST · 1729 days ago · 10 km deep · 2 km away
50. 1.711km NNE of Ocotillo Wells, CASun, Jan 9, 12:11 PM PST · 1729 days ago · 10 km deep · 61 km away
51. 1.959km SE of Campo, CAMon, Jan 10, 12:10 PM PST · 1728 days ago · 3 km deep · 96 km away
52. 1.97km NNE of Borrego Springs, CAMon, Jan 10, 5:39 PM PST · 1728 days ago · 12 km deep · 86 km away
53. 1.716km WNW of Progreso, B.C., MXMon, Jan 10, 6:12 PM PST · 1728 days ago · 7 km deep · 41 km away
54. 1.815km WNW of Progreso, B.C., MXTue, Jan 11, 3:57 AM PST · 1727 days ago · 9 km deep · 41 km away
55. 1.614km WNW of Progreso, B.C., MXTue, Jan 11, 6:51 AM PST · 1727 days ago · 9 km deep · 42 km away
56. 1.614km WNW of Progreso, B.C., MXTue, Jan 11, 3:06 PM PST · 1727 days ago · 10 km deep · 41 km away
57. 1.715km WNW of Progreso, B.C., MXTue, Jan 11, 4:38 PM PST · 1727 days ago · 9 km deep · 42 km away
58. 2.612km N of Borrego Springs, CATue, Jan 11, 6:12 PM PST · 1727 days ago · 3 km deep · 92 km away · felt by 2
59. 2.010km NNE of Ocotillo Wells, CAWed, Jan 12, 12:01 AM PST · 1726 days ago · 11 km deep · 61 km away
60. 2.55km S of Brawley, CAWed, Jan 12, 1:06 AM PST · 1726 days ago · 11 km deep · 1 km away

The first 60 of 111.

Before

1. 1.912km ENE of Borrego Springs, CASun, Dec 19, 9:32 PM PST · 1749 days ago · 5 km deep · 80 km away
2. 1.917km NNE of Borrego Springs, CASat, Dec 18, 6:20 AM PST · 1751 days ago · 9 km deep · 89 km away
3. 1.926km SSW of Ocotillo Wells, CASat, Dec 18, 1:31 AM PST · 1751 days ago · 13 km deep · 69 km away
4. 2.016km WNW of Progreso, B.C., MXSat, Dec 18, 12:22 AM PST · 1751 days ago · 4 km deep · 38 km away
5. 2.316km WNW of Progreso, B.C., MXFri, Dec 17, 5:47 PM PST · 1752 days ago · 4 km deep · 38 km away
6. 2.224km ENE of Thermal, CAFri, Dec 17, 10:59 AM PST · 1752 days ago · 7 km deep · 98 km away
7. 1.66km ENE of Westmorland, CAFri, Dec 17, 8:11 AM PST · 1752 days ago · 8 km deep · 15 km away
8. 1.811km ENE of Borrego Springs, CAFri, Dec 17, 5:09 AM PST · 1752 days ago · 4 km deep · 78 km away
9. 2.511km E of Borrego Springs, CAFri, Dec 17, 5:08 AM PST · 1752 days ago · 5 km deep · 78 km away
10. 1.924km ENE of Thermal, CAThu, Dec 16, 6:48 PM PST · 1753 days ago · 6 km deep · 98 km away
11. 2.023km ENE of Thermal, CAThu, Dec 16, 5:08 PM PST · 1753 days ago · 4 km deep · 98 km away
12. 2.024km ENE of Thermal, CAThu, Dec 16, 2:36 PM PST · 1753 days ago · 6 km deep · 98 km away
13. 2.29km NW of Delta, B.C., MXThu, Dec 16, 2:09 PM PST · 1753 days ago · 6 km deep · 63 km away
14. 1.624km ENE of Thermal, CAThu, Dec 16, 1:34 PM PST · 1753 days ago · 5 km deep · 98 km away
15. 1.65km WSW of Niland, CAThu, Dec 16, 8:54 AM PST · 1753 days ago · 3 km deep · 32 km away
16. 3.015km WSW of Delta, B.C., MXThu, Dec 16, 5:13 AM PST · 1753 days ago · 18 km deep · 70 km away · felt by 2
17. 1.819km ESE of Ocotillo, CATue, Dec 14, 8:30 PM PST · 1754 days ago · 8 km deep · 40 km away
18. 1.813km WNW of Calipatria, CAMon, Dec 13, 11:46 AM PST · 1756 days ago · 5 km deep · 28 km away
19. 1.712km NNE of Borrego Springs, CASun, Dec 12, 6:48 AM PST · 1757 days ago · 10 km deep · 90 km away
20. 1.911km NNE of Borrego Springs, CASun, Dec 12, 6:48 AM PST · 1757 days ago · 11 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci40132776. Read Sun, Oct 4, 2026, 2:41 PM UTC.