M1.6 earthquake 14km S of Anza, CA

Magnitude

1.6 (Mc), micro

Magnitude from

Southern California Seismic Network

Local time

Fri, Nov 4, 1983, 2:59 AM PST

UTC

1983-11-04 10:59:55 UTC

Depth

12.5 km (7.8 mi), shallow

Epicenter

33.431° N, 116.688° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 1.5 km in depth

Depth from

From location

Station coverage gap

101°

Stations used

9

• Anza, CaliforniaPopulation 3,014. Forecast14 kmS
• Valle Vista, CaliforniaPopulation 14,578. Forecast40 kmSSE
• Temecula, CaliforniaPopulation 110,003. Forecast43 kmE
• San Diego, CaliforniaPopulation 1,404,452. Forecast91 kmNNE

After

1. 1.79km SE of Valle Vista, CAFri, Nov 4, 9:38 AM PST · 15674 days ago · 16 km deep · 32 km away
2. 1.713km N of Borrego Springs, CAFri, Nov 4, 10:42 AM PST · 15674 days ago · 12 km deep · 28 km away
3. 1.713km N of Borrego Springs, CAFri, Nov 4, 10:48 AM PST · 15674 days ago · 11 km deep · 28 km away
4. 2.513km NNW of Borrego Springs, CAFri, Nov 4, 10:49 AM PST · 15674 days ago · 11 km deep · 27 km away
5. 1.513km N of Borrego Springs, CAFri, Nov 4, 10:50 AM PST · 15674 days ago · 14 km deep · 29 km away
6. 2.410km NNE of Cabazon, CAFri, Nov 4, 8:52 PM PST · 15674 days ago · 17 km deep · 63 km away
7. 1.86km NE of Banning, CASat, Nov 5, 12:53 AM PST · 15674 days ago · 15 km deep · 61 km away
8. 1.911km SSW of Ocotillo Wells, CASat, Nov 5, 3:56 AM PST · 15673 days ago · 5 km deep · 62 km away
9. 1.510km NE of Cabazon, CASat, Nov 5, 9:18 AM PST · 15673 days ago · 15 km deep · 62 km away
10. 2.15km S of Redlands, CASat, Nov 5, 9:37 PM PST · 15673 days ago · 5 km deep · 79 km away
11. 1.86km S of Redlands, CASat, Nov 5, 10:07 PM PST · 15673 days ago · 13 km deep · 79 km away
12. 1.75km S of Redlands, CASat, Nov 5, 10:08 PM PST · 15673 days ago · 4 km deep · 79 km away
13. 1.66km S of Redlands, CASun, Nov 6, 12:09 AM PST · 15673 days ago · 8 km deep · 79 km away
14. 1.526km WSW of Westmorland, CASun, Nov 6, 1:31 AM PST · 15673 days ago · 9 km deep · 89 km away
15. 1.89km NNE of Borrego Springs, CASun, Nov 6, 10:59 AM PST · 15672 days ago · 11 km deep · 34 km away
16. 1.82km SSE of Muscoy, CASun, Nov 6, 4:15 PM PST · 15672 days ago · 9 km deep · 99 km away
17. 1.71km SSE of Muscoy, CASun, Nov 6, 9:46 PM PST · 15672 days ago · 5 km deep · 100 km away
18. 1.63km S of Idyllwild, CASun, Nov 6, 11:51 PM PST · 15672 days ago · 17 km deep · 32 km away
19. 1.712km WSW of Morongo Valley, CAMon, Nov 7, 3:15 AM PST · 15671 days ago · 14 km deep · 65 km away
20. 1.810km W of Anza, CAMon, Nov 7, 8:49 AM PST · 15671 days ago · 3 km deep · 15 km away
21. 2.43km ESE of Bombay Beach, CAMon, Nov 7, 10:18 AM PST · 15671 days ago · 5 km deep · 92 km away
22. 1.52km NE of Colton, CAMon, Nov 7, 10:30 AM PST · 15671 days ago · 16 km deep · 92 km away
23. 1.69km S of Bombay Beach, CAMon, Nov 7, 5:59 PM PST · 15671 days ago · 0 km deep · 91 km away
24. 1.78km ENE of Nuevo, CAMon, Nov 7, 9:01 PM PST · 15671 days ago · 16 km deep · 55 km away
25. 1.610km NE of Coachella, CATue, Nov 8, 1:29 AM PST · 15671 days ago · 1 km deep · 64 km away
26. 2.210km SW of Morongo Valley, CATue, Nov 8, 1:36 PM PST · 15670 days ago · 5 km deep · 62 km away
27. 1.820km ESE of Anza, CATue, Nov 8, 7:37 PM PST · 15670 days ago · 15 km deep · 21 km away
28. 2.64km ESE of Loma Linda, CATue, Nov 8, 7:59 PM PST · 15670 days ago · 8 km deep · 84 km away
29. 2.114km ENE of Borrego Springs, CATue, Nov 8, 10:03 PM PST · 15670 days ago · 6 km deep · 45 km away
30. 1.926km SW of Ocotillo Wells, CAWed, Nov 9, 4:06 AM PST · 15669 days ago · 6 km deep · 65 km away
31. 2.04km SE of Loma Linda, CAWed, Nov 9, 4:08 AM PST · 15669 days ago · 16 km deep · 82 km away
32. 1.97km NNE of Green Acres, CAWed, Nov 9, 8:30 AM PST · 15669 days ago · 6 km deep · 52 km away
33. 1.52km ENE of Muscoy, CAWed, Nov 9, 9:56 AM PST · 15669 days ago · 5 km deep · 100 km away
34. 2.04km ESE of Loma Linda, CAWed, Nov 9, 10:12 AM PST · 15669 days ago · 13 km deep · 83 km away
35. 1.64km SE of Loma Linda, CAWed, Nov 9, 10:12 AM PST · 15669 days ago · 12 km deep · 83 km away
36. 2.56km WSW of Idyllwild, CAWed, Nov 9, 3:33 PM PST · 15669 days ago · 14 km deep · 32 km away
37. 1.79km NNE of Pala, CAWed, Nov 9, 6:07 PM PST · 15669 days ago · 12 km deep · 34 km away
38. 1.56km SE of Bombay Beach, CAWed, Nov 9, 8:00 PM PST · 15669 days ago · 7 km deep · 94 km away
39. 1.86km SE of Bombay Beach, CAWed, Nov 9, 8:07 PM PST · 15669 days ago · 11 km deep · 94 km away
40. 1.86km WSW of Idyllwild, CAThu, Nov 10, 12:19 AM PST · 15669 days ago · 15 km deep · 33 km away
41. 2.73km WNW of Big Bear City, CAThu, Nov 10, 8:38 AM PST · 15668 days ago · 6 km deep · 95 km away
42. 2.22km ENE of Colton, CAThu, Nov 10, 12:41 PM PST · 15668 days ago · 14 km deep · 91 km away
43. 2.07km NNW of Borrego Springs, CAThu, Nov 10, 1:53 PM PST · 15668 days ago · 4 km deep · 30 km away
44. 1.711km W of Anza, CAThu, Nov 10, 5:27 PM PST · 15668 days ago · 3 km deep · 15 km away
45. 1.93km ESE of Bombay Beach, CAFri, Nov 11, 12:28 AM PST · 15668 days ago · 5 km deep · 92 km away
46. 1.73km ENE of Loma Linda, CAFri, Nov 11, 3:40 AM PST · 15667 days ago · 4 km deep · 87 km away
47. 1.62km SSE of Muscoy, CAFri, Nov 11, 4:45 AM PST · 15667 days ago · 10 km deep · 99 km away
48. 3.424km WSW of Westmorland, CAFri, Nov 11, 8:36 AM PST · 15667 days ago · 6 km deep · 93 km away
49. 2.224km WSW of Westmorland, CAFri, Nov 11, 9:07 AM PST · 15667 days ago · 7 km deep · 94 km away
50. 3.824km WSW of Westmorland, CAFri, Nov 11, 9:15 AM PST · 15667 days ago · 9 km deep · 92 km away
51. 1.724km WSW of Westmorland, CAFri, Nov 11, 11:40 AM PST · 15667 days ago · 9 km deep · 94 km away
52. 2.310km ESE of Ocotillo Wells, CAFri, Nov 11, 2:57 PM PST · 15667 days ago · 7 km deep · 71 km away
53. 2.226km SSW of Ocotillo Wells, CAFri, Nov 11, 4:03 PM PST · 15667 days ago · 2 km deep · 66 km away
54. 2.111km SSW of Ocotillo Wells, CAFri, Nov 11, 4:28 PM PST · 15667 days ago · 6 km deep · 62 km away
55. 2.22km NE of Laguna Niguel, CAFri, Nov 11, 8:13 PM PST · 15667 days ago · 6 km deep · 94 km away
56. 2.13km WSW of Borrego Springs, CAFri, Nov 11, 9:24 PM PST · 15667 days ago · 2 km deep · 33 km away
57. 2.71km ENE of Laguna Niguel, CASat, Nov 12, 3:56 AM PST · 15666 days ago · 5 km deep · 95 km away
58. 2.019km ESE of Anza, CASat, Nov 12, 2:56 PM PST · 15666 days ago · 5 km deep · 21 km away
59. 1.65km S of Salton City, CASun, Nov 13, 10:38 AM PST · 15665 days ago · 8 km deep · 72 km away
60. 1.78km S of Idyllwild, CASun, Nov 13, 6:09 PM PST · 15665 days ago · 13 km deep · 27 km away

The first 60 of 194.

Before

1. 2.118km ESE of Julian, CAFri, Nov 4, 1:48 AM PST · 15675 days ago · 3 km deep · 51 km away
2. 1.818km ESE of Julian, CAFri, Nov 4, 1:41 AM PST · 15675 days ago · 7 km deep · 50 km away
3. 1.919km ESE of Anza, CAThu, Nov 3, 7:06 PM PST · 15675 days ago · 12 km deep · 18 km away
4. 1.82km SSW of San Bernardino, CAThu, Nov 3, 5:54 PM PST · 15675 days ago · 6 km deep · 94 km away
5. 1.74km NNW of San Jacinto, CAThu, Nov 3, 5:53 PM PST · 15675 days ago · 11 km deep · 50 km away
6. 2.517km W of Camp Pendleton South, CAThu, Nov 3, 2:12 PM PST · 15675 days ago · 5 km deep · 85 km away
7. 1.832km SE of Twentynine Palms, CAThu, Nov 3, 5:39 AM PST · 15675 days ago · 3 km deep · 96 km away
8. 2.233km SE of Twentynine Palms, CAThu, Nov 3, 5:30 AM PST · 15675 days ago · 2 km deep · 96 km away
9. 1.923km ESE of Anza, CAWed, Nov 2, 9:20 PM PST · 15676 days ago · 13 km deep · 24 km away
10. 1.65km SSW of Calimesa, CAWed, Nov 2, 6:00 PM PST · 15676 days ago · 13 km deep · 68 km away
11. 1.916km NNW of Borrego Springs, CATue, Nov 1, 4:56 PM PST · 15677 days ago · 11 km deep · 26 km away
12. 2.110km NE of Aguanga, CATue, Nov 1, 1:49 PM PST · 15677 days ago · 7 km deep · 12 km away
13. 1.61km SE of Loma Linda, CATue, Nov 1, 4:35 AM PST · 15677 days ago · 17 km deep · 86 km away
14. 1.87km NNE of Anza, CATue, Nov 1, 3:22 AM PST · 15677 days ago · 12 km deep · 21 km away
15. 1.910km ENE of Desert Hot Springs, CAMon, Oct 31, 9:12 PM PST · 15678 days ago · 9 km deep · 69 km away
16. 2.030km SE of Twentynine Palms, CAMon, Oct 31, 1:48 PM PST · 15678 days ago · 5 km deep · 95 km away
17. 1.730km SE of Twentynine Palms, CAMon, Oct 31, 11:48 AM PST · 15678 days ago · 4 km deep · 94 km away
18. 1.83km SSW of Idyllwild, CAMon, Oct 31, 4:30 AM PST · 15678 days ago · 16 km deep · 32 km away
19. 1.920km SSW of Ocotillo Wells, CASun, Oct 30, 8:02 PM PST · 15679 days ago · 5 km deep · 64 km away
20. 1.913km S of Twentynine Palms, CASun, Oct 30, 7:10 PM PST · 15679 days ago · 11 km deep · 86 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci23988. Read Sat, Oct 3, 2026, 10:43 PM UTC.