M1.8 earthquake 6km NW of Fallbrook, CA

Magnitude

1.8 (mh), micro

Local time

Thu, Nov 2, 1978, 12:58 PM PST

UTC

1978-11-02 20:58:13 UTC

Depth

3.5 km (2.2 mi), shallow

Epicenter

33.411° N, 117.294° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.1 km horizontally, 2.6 km in depth

Depth from

From location

Station coverage gap

108°

Stations used

17

• Fallbrook, CaliforniaPopulation 30,534. Forecast6 kmNW
• Temecula, CaliforniaPopulation 110,003. Forecast16 kmSW
• San Diego, CaliforniaPopulation 1,404,452. Forecast78 kmN

After

1. 1.612km ENE of Borrego Springs, CAThu, Nov 2, 7:26 PM PST · 17495 days ago · 15 km deep · 98 km away
2. 2.01km N of Hawaiian Gardens, CAFri, Nov 3, 9:03 AM PST · 17495 days ago · 14 km deep · 87 km away
3. 1.515km SSE of Valle Vista, CASun, Nov 5, 8:44 AM PST · 17493 days ago · 13 km deep · 47 km away
4. 1.99km E of Yucaipa, CASun, Nov 5, 8:54 AM PST · 17493 days ago · 12 km deep · 75 km away
5. 1.95km N of Beaumont, CASun, Nov 5, 10:32 AM PST · 17493 days ago · 20 km deep · 70 km away
6. 1.914km ESE of Anza, CATue, Nov 7, 6:40 AM PST · 17491 days ago · 13 km deep · 72 km away
7. 1.620km ESE of Anza, CATue, Nov 7, 11:24 PM PST · 17490 days ago · 10 km deep · 78 km away
8. 2.614km N of Borrego Springs, CAWed, Nov 8, 9:06 PM PST · 17489 days ago · 6 km deep · 83 km away
9. 2.35km NE of Wildomar, CAFri, Nov 10, 1:04 AM PST · 17488 days ago · 8 km deep · 25 km away
10. 2.04km W of Aguanga, CAFri, Nov 10, 7:49 AM PST · 17488 days ago · 7 km deep · 36 km away
11. 1.69km SW of Idyllwild, CAFri, Nov 10, 8:01 AM PST · 17488 days ago · 17 km deep · 56 km away
12. 1.820km S of La Quinta, CAFri, Nov 10, 5:13 PM PST · 17487 days ago · 9 km deep · 91 km away
13. 2.54km NW of San Joaquin Hills, CAFri, Nov 10, 8:24 PM PST · 17487 days ago · 0 km deep · 58 km away
14. 1.94km SE of Garnet, CAFri, Nov 10, 10:31 PM PST · 17487 days ago · 3 km deep · 89 km away
15. 1.95km E of Calimesa, CASun, Nov 12, 12:58 PM PST · 17486 days ago · 17 km deep · 69 km away
16. 1.817km SE of Anza, CAMon, Nov 13, 1:51 AM PST · 17485 days ago · 12 km deep · 72 km away
17. 1.710km SE of Valle Vista, CAMon, Nov 13, 4:51 AM PST · 17485 days ago · 15 km deep · 54 km away
18. 1.59km E of Borrego Springs, CAMon, Nov 13, 9:01 AM PST · 17485 days ago · 12 km deep · 96 km away
19. 2.02km E of Loma Linda, CAMon, Nov 13, 8:41 PM PST · 17484 days ago · 14 km deep · 71 km away
20. 1.79km SSW of Morongo Valley, CAWed, Nov 15, 10:51 AM PST · 17483 days ago · 6 km deep · 89 km away
21. 1.617km ESE of Anza, CAThu, Nov 16, 5:03 AM PST · 17482 days ago · 13 km deep · 72 km away
22. 3.33km NW of Rancho Cucamonga, CAThu, Nov 16, 5:28 AM PST · 17482 days ago · 7 km deep · 86 km away
23. 1.94km WNW of Devore, CAFri, Nov 17, 6:30 AM PST · 17481 days ago · 6 km deep · 92 km away
24. 1.616km NNE of Borrego Springs, CASat, Nov 18, 8:03 PM PST · 17479 days ago · 14 km deep · 93 km away
25. 2.64km W of Lakewood, CASat, Nov 18, 8:20 PM PST · 17479 days ago · 11 km deep · 95 km away
26. 1.810km SSW of Warner Springs, CASun, Nov 19, 3:05 AM PST · 17479 days ago · 12 km deep · 64 km away
27. 2.023km N of Borrego Springs, CASun, Nov 19, 5:53 AM PST · 17479 days ago · 11 km deep · 81 km away
28. 3.04km W of Lakewood, CASun, Nov 19, 9:40 AM PST · 17479 days ago · 12 km deep · 95 km away
29. 2.84km W of Lakewood, CASun, Nov 19, 10:00 AM PST · 17479 days ago · 11 km deep · 96 km away
30. 1.714km SE of Anza, CASun, Nov 19, 9:10 PM PST · 17478 days ago · 8 km deep · 67 km away
31. 4.312km SSW of Big Bear Lake, CASun, Nov 19, 10:55 PM PST · 17478 days ago · 14 km deep · 88 km away
32. 2.712km SSW of Big Bear Lake, CASun, Nov 19, 10:57 PM PST · 17478 days ago · 12 km deep · 87 km away
33. 3.413km SSW of Big Bear Lake, CASun, Nov 19, 10:58 PM PST · 17478 days ago · 12 km deep · 87 km away
34. 1.612km SSW of Big Bear Lake, CASun, Nov 19, 11:13 PM PST · 17478 days ago · 13 km deep · 87 km away
35. 1.612km SSW of Big Bear Lake, CAMon, Nov 20, 2:47 AM PST · 17478 days ago · 14 km deep · 88 km away
36. 1.99km SW of Lake Henshaw, CAMon, Nov 20, 4:26 AM PST · 17478 days ago · 16 km deep · 50 km away
37. 2.06km NNE of Borrego Springs, CAMon, Nov 20, 8:22 AM PST · 17478 days ago · 15 km deep · 88 km away
38. 1.512km SSW of Big Bear Lake, CAMon, Nov 20, 1:21 PM PST · 17478 days ago · 13 km deep · 88 km away
39. 3.412km SSW of Big Bear Lake, CAMon, Nov 20, 1:21 PM PST · 17478 days ago · 12 km deep · 87 km away
40. 1.711km NNE of Borrego Springs, CAMon, Nov 20, 5:34 PM PST · 17477 days ago · 14 km deep · 91 km away
41. 2.11km SSE of Lytle Creek, CATue, Nov 21, 3:34 AM PST · 17477 days ago · 6 km deep · 95 km away
42. 2.13km NNW of Palomar Observatory, CATue, Nov 21, 6:25 PM PST · 17476 days ago · 8 km deep · 39 km away
43. 2.511km SE of Anza, CATue, Nov 21, 8:38 PM PST · 17476 days ago · 5 km deep · 64 km away
44. 2.511km SE of Anza, CAWed, Nov 22, 2:36 AM PST · 17476 days ago · 9 km deep · 64 km away
45. 1.83km SSE of Highland, CAWed, Nov 22, 3:48 AM PST · 17476 days ago · 3 km deep · 77 km away
46. 2.310km SW of Lake Henshaw, CAWed, Nov 22, 12:10 PM PST · 17476 days ago · 13 km deep · 50 km away
47. 1.92km SSE of Loma Linda, CAWed, Nov 22, 2:53 PM PST · 17476 days ago · 17 km deep · 69 km away
48. 2.66km SSW of Banning, CAWed, Nov 22, 3:23 PM PST · 17476 days ago · 11 km deep · 63 km away
49. 1.811km NNE of Julian, CAWed, Nov 22, 9:30 PM PST · 17475 days ago · 16 km deep · 76 km away
50. 2.46km SE of Winchester, CAThu, Nov 23, 9:59 PM PST · 17474 days ago · 13 km deep · 38 km away
51. 2.16km WNW of Calimesa, CAFri, Nov 24, 3:18 AM PST · 17474 days ago · 16 km deep · 68 km away
52. 1.56km WNW of Calimesa, CAFri, Nov 24, 3:19 AM PST · 17474 days ago · 19 km deep · 68 km away
53. 2.16km WNW of Calimesa, CAFri, Nov 24, 3:19 AM PST · 17474 days ago · 14 km deep · 69 km away
54. 2.14km ENE of Yucaipa, CASun, Nov 26, 6:03 AM PST · 17472 days ago · 15 km deep · 75 km away
55. 2.36km W of Lake Henshaw, CASun, Nov 26, 8:06 AM PST · 17472 days ago · 13 km deep · 46 km away
56. 1.84km WSW of Big Bear Lake, CASun, Nov 26, 11:50 AM PST · 17472 days ago · 8 km deep · 96 km away
57. 2.015km SE of Anza, CAMon, Nov 27, 9:14 PM PST · 17470 days ago · 13 km deep · 66 km away
58. 2.514km SSE of Anza, CAMon, Nov 27, 9:32 PM PST · 17470 days ago · 14 km deep · 65 km away
59. 1.65km NE of Fontana, CATue, Nov 28, 12:03 PM PST · 17470 days ago · 7 km deep · 81 km away
60. 2.19km SW of Lake Henshaw, CAWed, Nov 29, 3:24 AM PST · 17469 days ago · 10 km deep · 50 km away

The first 60 of 114.

Before

1. 1.84km W of Aguanga, CAThu, Nov 2, 2:41 AM PST · 17496 days ago · 7 km deep · 36 km away
2. 1.57km ENE of Anza, CAWed, Nov 1, 11:51 PM PST · 17496 days ago · 16 km deep · 66 km away
3. 1.610km SW of Idyllwild, CAWed, Nov 1, 10:18 AM PST · 17497 days ago · 18 km deep · 55 km away
4. 1.56km NE of Banning, CAWed, Nov 1, 7:01 AM PST · 17497 days ago · 22 km deep · 75 km away
5. 2.211km ESE of Julian, CATue, Oct 31, 1:57 PM PST · 17498 days ago · 15 km deep · 85 km away
6. 1.615km N of Borrego Springs, CATue, Oct 31, 11:39 AM PST · 17498 days ago · 10 km deep · 83 km away
7. 1.67km SSE of Idyllwild, CAMon, Oct 30, 6:35 PM PST · 17498 days ago · 17 km deep · 62 km away
8. 1.820km ESE of Anza, CAMon, Oct 30, 5:00 PM PST · 17498 days ago · 9 km deep · 78 km away
9. 1.94km SW of Big Bear Lake, CAMon, Oct 30, 4:06 PM PST · 17499 days ago · 8 km deep · 95 km away
10. 1.812km NNE of Borrego Springs, CAMon, Oct 30, 3:02 PM PST · 17499 days ago · 9 km deep · 90 km away
11. 2.04km SW of Big Bear Lake, CAMon, Oct 30, 11:05 AM PST · 17499 days ago · 6 km deep · 96 km away
12. 2.42km NW of Loma Linda, CAMon, Oct 30, 3:21 AM PST · 17499 days ago · 17 km deep · 72 km away
13. 2.310km SSW of Idyllwild, CAMon, Oct 30, 1:12 AM PST · 17499 days ago · 14 km deep · 56 km away
14. 1.97km SSE of Idyllwild, CASun, Oct 29, 11:54 AM PST · 17500 days ago · 17 km deep · 63 km away
15. 1.98km W of Big Bear Lake, CASat, Oct 28, 10:23 PM PDT · 17500 days ago · 10 km deep · 95 km away
16. 1.614km S of Anza, CASat, Oct 28, 8:15 PM PDT · 17500 days ago · 14 km deep · 55 km away
17. 1.73km E of Borrego Springs, CASat, Oct 28, 3:31 PM PDT · 17501 days ago · 13 km deep · 90 km away
18. 2.218km ESE of Anza, CASat, Oct 28, 12:15 PM PDT · 17501 days ago · 9 km deep · 76 km away
19. 2.69km NE of Running Springs, CAThu, Oct 26, 10:43 AM PDT · 17503 days ago · 6 km deep · 98 km away
20. 2.79km NE of Running Springs, CAThu, Oct 26, 7:46 AM PDT · 17503 days ago · 6 km deep · 98 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3343338. Read Sun, Sep 27, 2026, 11:54 AM UTC.