M1.6 earthquake 15km E of Anza, CA

Magnitude

1.6 (mc), micro

Local time

Mon, Dec 30, 1985, 10:43 PM PST

UTC

1985-12-31 06:43:19 UTC

Depth

13.9 km (8.6 mi), shallow

Epicenter

33.537° N, 116.514° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

72°

Stations used

0

• Anza, CaliforniaPopulation 3,014. Forecast15 kmE
• La Quinta, CaliforniaPopulation 40,476. Forecast24 kmSW
• Temecula, CaliforniaPopulation 110,003. Forecast59 kmE
• San Diego, CaliforniaPopulation 1,404,452. Forecast110 kmNNE

After

1. 2.07km S of Idyllwild, CATue, Jan 28, 11:15 AM PST · 14847 days ago · 12 km deep · 25 km away
2. 1.611km WSW of Anza, CATue, Jan 28, 12:17 PM PST · 14847 days ago · 1 km deep · 25 km away
3. 1.98km SSE of Palomar Observatory, CATue, Jan 28, 2:46 PM PST · 14847 days ago · 13 km deep · 40 km away
4. 1.63km SSE of Loma Linda, CATue, Jan 28, 10:50 PM PST · 14847 days ago · 17 km deep · 87 km away
5. 1.613km ENE of Ocotillo Wells, CAWed, Jan 29, 4:42 AM PST · 14846 days ago · 0 km deep · 62 km away
6. 1.95km S of Banning, CAWed, Jan 29, 6:40 AM PST · 14846 days ago · 9 km deep · 51 km away
7. 1.69km SW of Salton City, CAWed, Jan 29, 6:00 PM PST · 14846 days ago · 1 km deep · 55 km away
8. 1.910km NE of Indio, CAWed, Jan 29, 10:11 PM PST · 14846 days ago · 8 km deep · 44 km away
9. 1.99km WSW of Aguanga, CAWed, Jan 29, 11:25 PM PST · 14846 days ago · 0 km deep · 43 km away
10. 2.07km E of Calimesa, CAThu, Jan 30, 9:37 AM PST · 14845 days ago · 3 km deep · 67 km away
11. 2.14km NE of Moreno Valley, CAThu, Jan 30, 10:36 AM PST · 14845 days ago · 14 km deep · 79 km away
12. 2.06km SW of Salton City, CAThu, Jan 30, 11:32 AM PST · 14845 days ago · 0 km deep · 56 km away
13. 1.78km W of Borrego Springs, CAThu, Jan 30, 2:55 PM PST · 14845 days ago · 2 km deep · 30 km away
14. 1.615km N of Borrego Springs, CAThu, Jan 30, 10:02 PM PST · 14845 days ago · 9 km deep · 20 km away
15. 2.118km NW of Ocotillo, CAThu, Jan 30, 11:39 PM PST · 14845 days ago · 9 km deep · 86 km away
16. 1.57km SSW of Cabazon, CAFri, Jan 31, 1:04 AM PST · 14845 days ago · 13 km deep · 46 km away
17. 1.82km SE of Colton, CAFri, Jan 31, 2:32 AM PST · 14844 days ago · 16 km deep · 93 km away
18. 1.73km NNE of Aguanga, CAFri, Jan 31, 8:07 AM PST · 14844 days ago · 15 km deep · 32 km away
19. 2.38km E of Morongo Valley, CAFri, Jan 31, 8:51 PM PST · 14844 days ago · 6 km deep · 56 km away
20. 2.43km NW of Loma Linda, CAFri, Jan 31, 10:20 PM PST · 14844 days ago · 13 km deep · 92 km away
21. 2.010km NNW of Idyllwild, CAFri, Jan 31, 11:09 PM PST · 14844 days ago · 12 km deep · 40 km away
22. 1.63km E of Cabazon, CAFri, Jan 31, 11:25 PM PST · 14844 days ago · 19 km deep · 48 km away
23. 1.57km S of Idyllwild, CASat, Feb 1, 1:43 AM PST · 14844 days ago · 16 km deep · 24 km away
24. 1.823km SSW of La Quinta, CASat, Feb 1, 8:33 AM PST · 14843 days ago · 13 km deep · 9 km away
25. 2.03km SW of Westmorland, CASat, Feb 1, 9:27 AM PST · 14843 days ago · 5 km deep · 100 km away
26. 2.223km SSW of La Quinta, CASat, Feb 1, 9:39 AM PST · 14843 days ago · 13 km deep · 10 km away
27. 1.821km SE of Ocotillo Wells, CASun, Feb 2, 6:47 AM PST · 14842 days ago · 6 km deep · 77 km away
28. 1.717km SSW of Oasis, CASun, Feb 2, 10:26 AM PST · 14842 days ago · 10 km deep · 38 km away
29. 1.713km E of Anza, CASun, Feb 2, 4:53 PM PST · 14842 days ago · 15 km deep · 2 km away
30. 2.012km NNE of Borrego Springs, CASun, Feb 2, 8:00 PM PST · 14842 days ago · 13 km deep · 28 km away
31. 1.513km NNE of Borrego Springs, CASun, Feb 2, 9:18 PM PST · 14842 days ago · 13 km deep · 29 km away
32. 2.28km ENE of Moreno Valley, CAMon, Feb 3, 7:16 AM PST · 14841 days ago · 13 km deep · 76 km away
33. 1.514km WSW of Westmorland, CAMon, Feb 3, 8:24 AM PST · 14841 days ago · 0 km deep · 93 km away
34. 1.613km WNW of Calipatria, CAMon, Feb 3, 11:11 AM PST · 14841 days ago · 0 km deep · 90 km away
35. 2.13km W of Loma Linda, CAMon, Feb 3, 9:12 PM PST · 14841 days ago · 15 km deep · 92 km away
36. 1.61km NNW of Cabazon, CATue, Feb 4, 2:30 AM PST · 14840 days ago · 16 km deep · 51 km away
37. 1.924km ESE of Anza, CATue, Feb 4, 10:55 AM PST · 14840 days ago · 10 km deep · 10 km away
38. 2.39km S of Cabazon, CATue, Feb 4, 11:00 AM PST · 14840 days ago · 16 km deep · 42 km away
39. 2.012km SSE of Corona, CATue, Feb 4, 1:16 PM PST · 14840 days ago · 6 km deep · 97 km away
40. 1.62km SSE of San Bernardino, CATue, Feb 4, 5:00 PM PST · 14840 days ago · 5 km deep · 95 km away
41. 2.014km NE of Borrego Springs, CATue, Feb 4, 6:51 PM PST · 14840 days ago · 9 km deep · 29 km away
42. 1.99km N of Anza, CATue, Feb 4, 6:58 PM PST · 14840 days ago · 12 km deep · 19 km away
43. 2.819km NE of Indio, CATue, Feb 4, 7:34 PM PST · 14840 days ago · 13 km deep · 53 km away
44. 1.620km NE of Indio, CATue, Feb 4, 7:40 PM PST · 14840 days ago · 12 km deep · 53 km away
45. 1.510km WSW of Niland, CATue, Feb 4, 9:10 PM PST · 14840 days ago · 1 km deep · 92 km away
46. 1.68km NNW of Morongo Valley, CATue, Feb 4, 9:28 PM PST · 14840 days ago · 10 km deep · 64 km away
47. 1.511km SSW of Ocotillo Wells, CATue, Feb 4, 10:34 PM PST · 14840 days ago · 6 km deep · 61 km away
48. 1.523km NNW of Borrego Springs, CATue, Feb 4, 11:16 PM PST · 14840 days ago · 5 km deep · 11 km away
49. 1.88km SE of Valle Vista, CAWed, Feb 5, 12:13 AM PST · 14840 days ago · 16 km deep · 34 km away
50. 1.68km S of Idyllwild, CAWed, Feb 5, 4:02 AM PST · 14839 days ago · 14 km deep · 25 km away
51. 1.79km ESE of Valle Vista, CAWed, Feb 5, 4:10 AM PST · 14839 days ago · 17 km deep · 33 km away
52. 1.822km SSW of La Quinta, CAWed, Feb 5, 8:07 PM PST · 14839 days ago · 2 km deep · 10 km away
53. 1.823km SSW of La Quinta, CAWed, Feb 5, 8:48 PM PST · 14839 days ago · 11 km deep · 10 km away
54. 2.312km NNE of Indio, CAThu, Feb 6, 3:49 AM PST · 14838 days ago · 5 km deep · 45 km away
55. 1.720km ESE of Anza, CAThu, Feb 6, 4:15 AM PST · 14838 days ago · 16 km deep · 6 km away
56. 1.929km WNW of Desert Center, CAThu, Feb 6, 6:29 AM PST · 14838 days ago · 9 km deep · 84 km away
57. 1.621km ESE of Anza, CAThu, Feb 6, 8:31 AM PST · 14838 days ago · 13 km deep · 7 km away
58. 2.18km ENE of Big Bear City, CAThu, Feb 6, 8:51 AM PST · 14838 days ago · 10 km deep · 87 km away
59. 1.84km SE of Bombay Beach, CAThu, Feb 6, 11:29 AM PST · 14838 days ago · 2 km deep · 79 km away
60. 1.98km S of Salton City, CAThu, Feb 6, 4:36 PM PST · 14838 days ago · 5 km deep · 62 km away

The first 60 of 177.

From the USGS Earthquake Hazards Program and its partner networks, event ci112218. Read Tue, Sep 22, 2026, 9:40 PM UTC.