M1.9 earthquake 26km ENE of Pine Valley, CA

Magnitude

1.9 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Tue, Oct 24, 1978, 1:55 AM PDT

UTC

1978-10-24 08:55:59 UTC

Depth

9.8 km (6.1 mi), shallow

Epicenter

32.880° N, 116.257° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 2.1 km in depth

Magnitude uncertainty

±0.32

Depth from

From location

Station coverage gap

90°

Stations used

24

• Pine Valley, CaliforniaPopulation 1,510. Forecast26 kmENE
• Alpine, CaliforniaPopulation 14,236. Forecast48 kmE
• El Cajon, CaliforniaPopulation 103,679. Forecast67 kmE
• Mexicali, MexicoPopulation 1,032,686. Forecast80 kmWNW

After

1. 1.612km ENE of Borrego Springs, CATue, Oct 24, 3:53 PM PDT · 17512 days ago · 5 km deep · 45 km away
2. 2.17km N of Westmorland, CATue, Oct 24, 11:52 PM PDT · 17512 days ago · 10 km deep · 65 km away
3. 1.518km N of Borrego Springs, CAWed, Oct 25, 2:00 AM PDT · 17512 days ago · 13 km deep · 61 km away
4. 1.515km ENE of Borrego Springs, CAWed, Oct 25, 10:08 AM PDT · 17511 days ago · 3 km deep · 47 km away
5. 2.250km SSW of Progreso, B.C., MXWed, Oct 25, 10:07 PM PDT · 17511 days ago · 6 km deep · 89 km away
6. 2.413km SE of Anza, CAThu, Oct 26, 3:14 AM PDT · 17511 days ago · 11 km deep · 72 km away
7. 2.311km WSW of Anza, CAThu, Oct 26, 5:52 AM PDT · 17510 days ago · 5 km deep · 86 km away
8. 1.95km W of Holtville, CASat, Oct 28, 3:04 AM PDT · 17509 days ago · 5 km deep · 77 km away
9. 2.718km W of Progreso, B.C., MXSat, Oct 28, 4:49 AM PDT · 17508 days ago · 4 km deep · 55 km away
10. 1.55km WSW of Holtville, CASat, Oct 28, 7:46 AM PDT · 17508 days ago · 3 km deep · 78 km away
11. 2.218km ESE of Anza, CASat, Oct 28, 12:15 PM PDT · 17508 days ago · 9 km deep · 73 km away
12. 1.73km E of Borrego Springs, CASat, Oct 28, 3:31 PM PDT · 17508 days ago · 13 km deep · 43 km away
13. 1.614km S of Anza, CASat, Oct 28, 8:15 PM PDT · 17508 days ago · 14 km deep · 74 km away
14. 2.04km ENE of Ocotillo Wells, CASun, Oct 29, 6:53 AM PST · 17507 days ago · 12 km deep · 34 km away
15. 1.97km SSE of Idyllwild, CASun, Oct 29, 11:54 AM PST · 17507 days ago · 17 km deep · 98 km away
16. 1.910km WNW of Westmorland, CASun, Oct 29, 9:20 PM PST · 17507 days ago · 10 km deep · 55 km away
17. 2.510km NE of Ocotillo Wells, CASun, Oct 29, 9:29 PM PST · 17507 days ago · 10 km deep · 41 km away
18. 1.91km SSE of Brawley, CASun, Oct 29, 9:54 PM PST · 17507 days ago · 10 km deep · 69 km away
19. 2.310km SSW of Idyllwild, CAMon, Oct 30, 1:12 AM PST · 17507 days ago · 14 km deep · 99 km away
20. 1.812km NNE of Borrego Springs, CAMon, Oct 30, 3:02 PM PST · 17506 days ago · 9 km deep · 53 km away
21. 1.820km ESE of Anza, CAMon, Oct 30, 5:00 PM PST · 17506 days ago · 9 km deep · 74 km away
22. 1.67km SSE of Idyllwild, CAMon, Oct 30, 6:35 PM PST · 17506 days ago · 17 km deep · 98 km away
23. 1.615km N of Borrego Springs, CATue, Oct 31, 11:39 AM PST · 17505 days ago · 10 km deep · 58 km away
24. 2.211km ESE of Julian, CATue, Oct 31, 1:57 PM PST · 17505 days ago · 15 km deep · 28 km away
25. 2.53km NNE of Heber, CATue, Oct 31, 9:21 PM PST · 17505 days ago · 10 km deep · 71 km away
26. 2.73km NE of Heber, CATue, Oct 31, 10:42 PM PST · 17505 days ago · 10 km deep · 71 km away
27. 1.923km WSW of Westmorland, CAWed, Nov 1, 6:11 PM PST · 17504 days ago · 8 km deep · 39 km away
28. 1.57km ENE of Anza, CAWed, Nov 1, 11:51 PM PST · 17504 days ago · 16 km deep · 85 km away
29. 1.84km W of Aguanga, CAThu, Nov 2, 2:41 AM PST · 17503 days ago · 7 km deep · 87 km away
30. 2.26km WSW of Holtville, CAThu, Nov 2, 10:22 AM PST · 17503 days ago · 10 km deep · 77 km away
31. 1.612km ENE of Borrego Springs, CAThu, Nov 2, 7:26 PM PST · 17503 days ago · 15 km deep · 45 km away
32. 1.811km NNE of Ocotillo Wells, CAFri, Nov 3, 12:35 AM PST · 17503 days ago · 9 km deep · 42 km away
33. 1.915km SE of Ocotillo Wells, CASat, Nov 4, 11:30 PM PST · 17501 days ago · 15 km deep · 29 km away
34. 1.515km SSE of Valle Vista, CASun, Nov 5, 8:44 AM PST · 17500 days ago · 13 km deep · 99 km away
35. 1.63km WSW of Brawley, CATue, Nov 7, 12:36 AM PST · 17499 days ago · 10 km deep · 66 km away
36. 1.79km SW of Niland, CATue, Nov 7, 3:11 AM PST · 17498 days ago · 5 km deep · 70 km away
37. 1.610km SSE of Bombay Beach, CATue, Nov 7, 6:31 AM PST · 17498 days ago · 6 km deep · 69 km away
38. 1.914km ESE of Anza, CATue, Nov 7, 6:40 AM PST · 17498 days ago · 13 km deep · 76 km away
39. 1.620km ESE of Anza, CATue, Nov 7, 11:24 PM PST · 17498 days ago · 10 km deep · 73 km away
40. 1.515km SSW of Oasis, CAWed, Nov 8, 12:52 PM PST · 17497 days ago · 10 km deep · 53 km away
41. 1.812km W of Niland, CAWed, Nov 8, 1:59 PM PST · 17497 days ago · 4 km deep · 69 km away
42. 2.614km N of Borrego Springs, CAWed, Nov 8, 9:06 PM PST · 17497 days ago · 6 km deep · 57 km away
43. 1.719km W of Imperial, CAThu, Nov 9, 12:54 AM PST · 17497 days ago · 9 km deep · 45 km away
44. 1.618km W of Imperial, CAThu, Nov 9, 11:33 AM PST · 17496 days ago · 10 km deep · 46 km away
45. 2.910km NE of Ocotillo Wells, CAThu, Nov 9, 3:00 PM PST · 17496 days ago · 15 km deep · 41 km away
46. 2.04km W of Aguanga, CAFri, Nov 10, 7:49 AM PST · 17495 days ago · 7 km deep · 87 km away
47. 2.26km E of Puebla, B.C., MXFri, Nov 10, 10:41 AM PST · 17495 days ago · 10 km deep · 97 km away
48. 1.98km WNW of Holtville, CAFri, Nov 10, 11:16 AM PST · 17495 days ago · 10 km deep · 74 km away
49. 1.820km S of La Quinta, CAFri, Nov 10, 5:13 PM PST · 17495 days ago · 9 km deep · 68 km away
50. 2.010km ENE of Puebla, B.C., MXSat, Nov 11, 4:06 PM PST · 17494 days ago · 10 km deep · 99 km away
51. 1.510km NNW of Ocotillo Wells, CASat, Nov 11, 9:18 PM PST · 17494 days ago · 4 km deep · 39 km away
52. 1.822km SE of Ocotillo Wells, CASun, Nov 12, 4:02 AM PST · 17493 days ago · 4 km deep · 32 km away
53. 1.711km NNE of Ocotillo Wells, CASun, Nov 12, 2:03 PM PST · 17493 days ago · 10 km deep · 43 km away
54. 1.99km E of Puebla, B.C., MXSun, Nov 12, 3:07 PM PST · 17493 days ago · 10 km deep · 100 km away
55. 1.66km WSW of Holtville, CASun, Nov 12, 4:05 PM PST · 17493 days ago · 10 km deep · 77 km away
56. 1.817km SE of Anza, CAMon, Nov 13, 1:51 AM PST · 17493 days ago · 12 km deep · 70 km away
57. 1.59km E of Borrego Springs, CAMon, Nov 13, 9:01 AM PST · 17492 days ago · 12 km deep · 43 km away
58. 1.67km SSW of Ocotillo, CATue, Nov 14, 7:36 AM PST · 17491 days ago · 11 km deep · 32 km away
59. 1.911km NE of Ocotillo Wells, CAWed, Nov 15, 8:31 AM PST · 17490 days ago · 17 km deep · 42 km away
60. 1.87km SE of Bombay Beach, CAThu, Nov 16, 2:04 AM PST · 17490 days ago · 5 km deep · 71 km away

The first 60 of 175.

Before

1. 1.64km ESE of Westmorland, CATue, Oct 24, 12:20 AM PDT · 17513 days ago · 7 km deep · 66 km away
2. 1.78km WSW of Niland, CAMon, Oct 23, 11:59 PM PDT · 17513 days ago · 5 km deep · 71 km away
3. 1.55km ESE of Westmorland, CAMon, Oct 23, 11:54 PM PDT · 17513 days ago · 8 km deep · 66 km away
4. 1.75km ESE of Westmorland, CAMon, Oct 23, 10:53 PM PDT · 17513 days ago · 8 km deep · 66 km away
5. 1.75km ESE of Westmorland, CAMon, Oct 23, 10:11 PM PDT · 17513 days ago · 7 km deep · 66 km away
6. 2.04km ESE of Westmorland, CAMon, Oct 23, 8:44 PM PDT · 17513 days ago · 8 km deep · 66 km away
7. 1.54km ESE of Westmorland, CAMon, Oct 23, 4:31 PM PDT · 17513 days ago · 7 km deep · 66 km away
8. 1.74km E of Westmorland, CAMon, Oct 23, 2:28 PM PDT · 17513 days ago · 8 km deep · 65 km away
9. 1.65km ESE of Westmorland, CAMon, Oct 23, 1:20 PM PDT · 17513 days ago · 7 km deep · 66 km away
10. 1.817km ESE of Anza, CAMon, Oct 23, 6:04 AM PDT · 17513 days ago · 16 km deep · 72 km away
11. 1.61km NW of El Centro, CASun, Oct 22, 10:16 PM PDT · 17514 days ago · 10 km deep · 65 km away
12. 1.713km ENE of Borrego Springs, CASun, Oct 22, 5:47 PM PDT · 17514 days ago · 7 km deep · 48 km away
13. 1.912km SW of Westmorland, CASun, Oct 22, 5:33 PM PDT · 17514 days ago · 7 km deep · 52 km away
14. 1.914km NW of Ocotillo, CASun, Oct 22, 1:59 PM PDT · 17514 days ago · 7 km deep · 17 km away
15. 1.722km ENE of Pine Valley, CASat, Oct 21, 4:39 PM PDT · 17515 days ago · 6 km deep · 8 km away
16. 1.711km SE of Anza, CASat, Oct 21, 6:46 AM PDT · 17515 days ago · 15 km deep · 74 km away
17. 2.55km NW of Holtville, CASat, Oct 21, 1:55 AM PDT · 17516 days ago · 4 km deep · 78 km away
18. 1.622km SW of Westmorland, CAThu, Oct 19, 4:39 AM PDT · 17517 days ago · 8 km deep · 43 km away
19. 1.810km SE of Anza, CAWed, Oct 18, 10:05 PM PDT · 17518 days ago · 6 km deep · 74 km away
20. 1.512km NE of Coachella, CAWed, Oct 18, 11:23 AM PDT · 17518 days ago · 6 km deep · 98 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3343158. Read Sun, Oct 4, 2026, 9:51 PM UTC.