M2.3 earthquake 8km S of Brawley, CA

Magnitude

2.3 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Sun, Oct 28, 1979, 5:29 AM PST

UTC

1979-10-28 13:29:20 UTC

Depth

15.0 km (9.3 mi), shallow

Epicenter

32.911° N, 115.530° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.0 km horizontally, 31.6 km in depth

Depth from

Operator assigned

Station coverage gap

79°

Stations used

11

• Brawley, CaliforniaPopulation 25,897. Forecast8 kmS
• Mexicali, MexicoPopulation 1,032,686. Forecast32 kmNNW

After

1. 1.57km SW of Holtville, CASun, Oct 28, 8:21 AM PST · 17142 days ago · 15 km deep · 20 km away
2. 2.37km SSW of Holtville, CASun, Oct 28, 8:21 AM PST · 17142 days ago · 15 km deep · 20 km away
3. 1.69km E of Heber, CASun, Oct 28, 11:50 AM PST · 17142 days ago · 14 km deep · 20 km away
4. 2.03km N of Imperial, CASun, Oct 28, 12:29 PM PST · 17142 days ago · 15 km deep · 6 km away
5. 2.18km SSW of Holtville, CASun, Oct 28, 6:04 PM PST · 17142 days ago · 15 km deep · 21 km away
6. 2.26km SSW of Brawley, CASun, Oct 28, 6:39 PM PST · 17142 days ago · 14 km deep · 3 km away
7. 1.75km ESE of Westmorland, CASun, Oct 28, 6:55 PM PST · 17142 days ago · 9 km deep · 13 km away
8. 2.48km NE of Imperial, CASun, Oct 28, 7:39 PM PST · 17142 days ago · 15 km deep · 1 km away
9. 2.512km WSW of Niland, CASun, Oct 28, 9:42 PM PST · 17142 days ago · 6 km deep · 33 km away
10. 2.78km SW of Holtville, CASun, Oct 28, 10:47 PM PST · 17142 days ago · 15 km deep · 20 km away
11. 1.58km SW of Holtville, CASun, Oct 28, 11:35 PM PST · 17142 days ago · 6 km deep · 20 km away
12. 1.78km SSW of Holtville, CAMon, Oct 29, 1:53 AM PST · 17141 days ago · 15 km deep · 22 km away
13. 2.59km N of Delta, B.C., MXMon, Oct 29, 4:39 AM PST · 17141 days ago · 15 km deep · 62 km away
14. 2.35km ESE of Westmorland, CAMon, Oct 29, 7:55 AM PST · 17141 days ago · 7 km deep · 13 km away
15. 2.07km W of Delta, B.C., MXMon, Oct 29, 10:25 AM PST · 17141 days ago · 6 km deep · 66 km away
16. 2.38km NE of Imperial, CAMon, Oct 29, 10:33 AM PST · 17141 days ago · 15 km deep · 2 km away
17. 2.39km SSW of Holtville, CAMon, Oct 29, 12:19 PM PST · 17141 days ago · 15 km deep · 22 km away
18. 1.75km ESE of Westmorland, CAMon, Oct 29, 8:42 PM PST · 17141 days ago · 9 km deep · 13 km away
19. 1.68km ESE of Imperial, CAMon, Oct 29, 9:03 PM PST · 17141 days ago · 12 km deep · 10 km away
20. 2.13km SW of Brawley, CATue, Oct 30, 1:38 AM PST · 17140 days ago · 13 km deep · 6 km away
21. 1.54km N of Ocotillo Wells, CATue, Oct 30, 7:38 AM PST · 17140 days ago · 6 km deep · 63 km away
22. 2.58km SW of Holtville, CATue, Oct 30, 1:01 PM PST · 17140 days ago · 15 km deep · 20 km away
23. 1.68km SSW of Holtville, CATue, Oct 30, 1:12 PM PST · 17140 days ago · 6 km deep · 21 km away
24. 1.75km ESE of Westmorland, CATue, Oct 30, 4:22 PM PST · 17140 days ago · 9 km deep · 13 km away
25. 1.58km SW of Holtville, CATue, Oct 30, 8:39 PM PST · 17140 days ago · 15 km deep · 20 km away
26. 3.59km NE of Calexico, CAWed, Oct 31, 3:43 AM PST · 17139 days ago · 15 km deep · 22 km away
27. 1.88km NNE of Brawley, CAWed, Oct 31, 7:59 AM PST · 17139 days ago · 6 km deep · 15 km away
28. 2.38km SSW of Holtville, CAWed, Oct 31, 9:08 AM PST · 17139 days ago · 15 km deep · 20 km away
29. 1.68km SSW of Brawley, CAWed, Oct 31, 10:09 AM PST · 17139 days ago · 6 km deep · 2 km away
30. 1.79km SSW of Holtville, CAWed, Oct 31, 10:24 AM PST · 17139 days ago · 15 km deep · 23 km away
31. 2.24km SSW of Brawley, CAWed, Oct 31, 10:47 AM PST · 17139 days ago · 14 km deep · 4 km away
32. 2.24km SSW of Brawley, CAWed, Oct 31, 10:49 AM PST · 17139 days ago · 14 km deep · 4 km away
33. 2.39km NE of Mexicali, B.C., MXWed, Oct 31, 4:27 PM PST · 17139 days ago · 15 km deep · 26 km away
34. 1.59km NE of Calexico, CAWed, Oct 31, 6:15 PM PST · 17139 days ago · 6 km deep · 23 km away
35. 1.910km SW of Salton City, CAWed, Oct 31, 7:40 PM PST · 17139 days ago · 5 km deep · 57 km away
36. 1.712km NNE of Ocotillo Wells, CAWed, Oct 31, 10:24 PM PST · 17139 days ago · 1 km deep · 64 km away
37. 2.94km NNE of Westmorland, CAThu, Nov 1, 1:29 AM PST · 17138 days ago · 15 km deep · 19 km away
38. 3.04km NE of Westmorland, CAThu, Nov 1, 1:48 AM PST · 17138 days ago · 14 km deep · 18 km away
39. 2.36km NE of Imperial, CAThu, Nov 1, 5:27 PM PST · 17138 days ago · 15 km deep · 3 km away
40. 3.018km W of Progreso, B.C., MXFri, Nov 2, 12:58 AM PST · 17138 days ago · 5 km deep · 45 km away
41. 2.011km SSW of Salton City, CAFri, Nov 2, 1:19 AM PST · 17137 days ago · 6 km deep · 57 km away
42. 1.918km W of Progreso, B.C., MXFri, Nov 2, 2:03 AM PST · 17137 days ago · 3 km deep · 44 km away
43. 1.98km SW of Holtville, CAFri, Nov 2, 3:38 AM PST · 17137 days ago · 6 km deep · 19 km away
44. 2.38km SW of Holtville, CAFri, Nov 2, 1:45 PM PST · 17137 days ago · 15 km deep · 20 km away
45. 1.75km SSE of Brawley, CAFri, Nov 2, 9:05 PM PST · 17137 days ago · 14 km deep · 3 km away
46. 1.814km N of Delta, B.C., MXFri, Nov 2, 9:23 PM PST · 17137 days ago · 6 km deep · 56 km away
47. 2.513km N of Delta, B.C., MXFri, Nov 2, 9:25 PM PST · 17137 days ago · 15 km deep · 57 km away
48. 1.715km N of Borrego Springs, CASat, Nov 3, 7:14 AM PST · 17136 days ago · 6 km deep · 97 km away
49. 1.57km E of El Centro, CASat, Nov 3, 9:50 AM PST · 17136 days ago · 6 km deep · 13 km away
50. 2.410km NE of Calexico, CASat, Nov 3, 1:12 PM PST · 17136 days ago · 15 km deep · 23 km away
51. 2.19km SSW of Holtville, CASat, Nov 3, 3:09 PM PST · 17136 days ago · 15 km deep · 22 km away
52. 2.47km N of Imperial, CASat, Nov 3, 4:07 PM PST · 17136 days ago · 15 km deep · 3 km away
53. 2.07km N of Imperial, CASat, Nov 3, 4:21 PM PST · 17136 days ago · 13 km deep · 4 km away
54. 1.69km NE of Imperial, CASat, Nov 3, 4:26 PM PST · 17136 days ago · 8 km deep · 3 km away
55. 1.97km E of Imperial, CASat, Nov 3, 6:28 PM PST · 17136 days ago · 13 km deep · 9 km away
56. 1.711km SW of Salton City, CASat, Nov 3, 8:05 PM PST · 17136 days ago · 0 km deep · 57 km away
57. 3.06km W of Brawley, CASun, Nov 4, 1:30 AM PST · 17135 days ago · 15 km deep · 10 km away
58. 2.16km N of Imperial, CASun, Nov 4, 1:41 AM PST · 17135 days ago · 13 km deep · 4 km away
59. 2.36km N of Imperial, CASun, Nov 4, 2:23 AM PST · 17135 days ago · 13 km deep · 4 km away
60. 2.99km ENE of Calexico, CASun, Nov 4, 6:19 AM PST · 17135 days ago · 15 km deep · 24 km away

The first 60 of 192.

Before

1. 2.05km NW of Brawley, CASun, Oct 28, 5:01 AM PST · 17142 days ago · 6 km deep · 11 km away
2. 1.84km SSW of Brawley, CASat, Oct 27, 10:40 PM PDT · 17143 days ago · 6 km deep · 4 km away
3. 2.712km WSW of Delta, B.C., MXSat, Oct 27, 10:30 PM PDT · 17143 days ago · 15 km deep · 71 km away
4. 2.011km SE of Bombay Beach, CASat, Oct 27, 9:56 PM PDT · 17143 days ago · 4 km deep · 42 km away
5. 1.910km S of Holtville, CASat, Oct 27, 9:20 PM PDT · 17143 days ago · 6 km deep · 25 km away
6. 1.912km NNW of Niland, CASat, Oct 27, 8:42 PM PDT · 17143 days ago · 6 km deep · 48 km away
7. 1.716km WNW of Progreso, B.C., MXSat, Oct 27, 7:41 PM PDT · 17143 days ago · 15 km deep · 39 km away
8. 2.08km SW of Holtville, CASat, Oct 27, 7:03 PM PDT · 17143 days ago · 15 km deep · 20 km away
9. 2.57km NW of Delta, B.C., MXSat, Oct 27, 7:00 PM PDT · 17143 days ago · 15 km deep · 63 km away
10. 1.621km W of Westmorland, CASat, Oct 27, 6:30 PM PDT · 17143 days ago · 5 km deep · 33 km away
11. 1.66km NE of Westmorland, CASat, Oct 27, 5:10 PM PDT · 17143 days ago · 6 km deep · 18 km away
12. 2.318km NNE of Pine Valley, CASat, Oct 27, 4:51 PM PDT · 17143 days ago · 12 km deep · 84 km away
13. 2.112km SSE of Puebla, B.C., MXSat, Oct 27, 4:47 PM PDT · 17143 days ago · 15 km deep · 53 km away
14. 1.96km ENE of Imperial, CASat, Oct 27, 3:54 PM PDT · 17143 days ago · 14 km deep · 4 km away
15. 1.88km SW of Holtville, CASat, Oct 27, 3:33 PM PDT · 17143 days ago · 15 km deep · 20 km away
16. 1.67km NE of Imperial, CASat, Oct 27, 3:25 PM PDT · 17143 days ago · 15 km deep · 2 km away
17. 2.77km NE of Puebla, B.C., MXSat, Oct 27, 2:54 PM PDT · 17143 days ago · 15 km deep · 40 km away
18. 2.14km E of Westmorland, CASat, Oct 27, 2:12 PM PDT · 17143 days ago · 14 km deep · 15 km away
19. 2.07km NNE of Imperial, CASat, Oct 27, 1:53 PM PDT · 17143 days ago · 4 km deep · 1 km away
20. 1.67km SW of Holtville, CASat, Oct 27, 1:27 PM PDT · 17143 days ago · 15 km deep · 19 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3353421. Read Sat, Oct 3, 2026, 8:27 PM UTC.