M1.6 earthquake 23km ESE of Anza, CA

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Mon, Oct 21, 2002, 8:00 AM PDT

UTC

2002-10-21 15:00:24 UTC

Depth

8.6 km (5.3 mi), shallow

Epicenter

33.469° N, 116.452° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.9 km in depth

Magnitude uncertainty

±0.19

Depth from

From location

Station coverage gap

46°

Stations used

31

• Anza, CaliforniaPopulation 3,014. Forecast23 kmESE
• La Quinta, CaliforniaPopulation 40,476. Forecast25 kmSSW
• Temecula, CaliforniaPopulation 110,003. Forecast65 kmE
• San Diego, CaliforniaPopulation 1,404,452. Forecast107 kmNE

After

1. 1.918km ENE of Ocotillo, CATue, Oct 22, 1:53 AM PDT · 8748 days ago · 13 km deep · 98 km away
2. 1.618km SSW of Oasis, CATue, Oct 22, 8:19 AM PDT · 8748 days ago · 8 km deep · 30 km away
3. 1.59km SW of Niland, CaliforniaTue, Oct 22, 10:06 AM PDT · 8748 days ago · 3 km deep · 85 km away
4. 1.89km SW of Niland, CaliforniaTue, Oct 22, 10:14 AM PDT · 8748 days ago · 4 km deep · 85 km away
5. 1.89km NNE of Ocotillo Wells, CATue, Oct 22, 2:49 PM PDT · 8748 days ago · 5 km deep · 42 km away
6. 1.55km N of Beaumont, CAWed, Oct 23, 3:40 AM PDT · 8747 days ago · 17 km deep · 75 km away
7. 1.55km NW of Big Bear City, CaliforniaWed, Oct 23, 4:34 AM PDT · 8747 days ago · 5 km deep · 100 km away
8. 1.810km SE of Valle Vista, CAWed, Oct 23, 2:19 PM PDT · 8747 days ago · 16 km deep · 42 km away
9. 1.619km ESE of Anza, CAWed, Oct 23, 6:38 PM PDT · 8747 days ago · 15 km deep · 4 km away
10. 1.61km NE of Loma Linda, CaliforniaWed, Oct 23, 7:14 PM PDT · 8747 days ago · 13 km deep · 99 km away
11. 1.517km ESE of Anza, CAThu, Oct 24, 4:39 AM PDT · 8746 days ago · 10 km deep · 7 km away
12. 1.72km NNE of Ocotillo Wells, CAThu, Oct 24, 4:55 AM PDT · 8746 days ago · 9 km deep · 46 km away
13. 1.76km SE of Big Bear Lake, CAThu, Oct 24, 10:13 AM PDT · 8746 days ago · 3 km deep · 90 km away
14. 3.810km ESE of Anza, CAThu, Oct 24, 10:18 AM PDT · 8746 days ago · 13 km deep · 13 km away · felt by 86
15. 2.010km ESE of Anza, CAThu, Oct 24, 10:21 AM PDT · 8746 days ago · 14 km deep · 12 km away
16. 1.911km ESE of Anza, CAThu, Oct 24, 10:22 AM PDT · 8746 days ago · 14 km deep · 12 km away
17. 2.311km ESE of Anza, CAThu, Oct 24, 10:22 AM PDT · 8746 days ago · 14 km deep · 12 km away
18. 1.511km ESE of Anza, CAThu, Oct 24, 10:23 AM PDT · 8746 days ago · 15 km deep · 12 km away
19. 2.410km ESE of Anza, CAThu, Oct 24, 10:25 AM PDT · 8746 days ago · 13 km deep · 12 km away
20. 2.510km ESE of Anza, CAThu, Oct 24, 10:25 AM PDT · 8746 days ago · 13 km deep · 13 km away
21. 2.010km ESE of Anza, CAThu, Oct 24, 10:26 AM PDT · 8746 days ago · 14 km deep · 12 km away
22. 2.17km ESE of Bombay Beach, CAThu, Oct 24, 10:42 AM PDT · 8746 days ago · 11 km deep · 75 km away
23. 2.216km S of Salton City, CaliforniaThu, Oct 24, 11:12 AM PDT · 8746 days ago · 9 km deep · 58 km away
24. 1.610km ESE of Anza, CAThu, Oct 24, 11:12 AM PDT · 8746 days ago · 13 km deep · 12 km away
25. 1.611km ESE of Anza, CaliforniaThu, Oct 24, 11:28 AM PDT · 8746 days ago · 15 km deep · 11 km away
26. 1.510km ESE of Anza, CAThu, Oct 24, 2:30 PM PDT · 8746 days ago · 13 km deep · 12 km away
27. 2.110km SE of Valle Vista, CAThu, Oct 24, 8:23 PM PDT · 8746 days ago · 16 km deep · 42 km away
28. 2.210km ESE of Anza, CAFri, Oct 25, 1:39 AM PDT · 8745 days ago · 13 km deep · 13 km away
29. 1.510km ESE of Anza, CAFri, Oct 25, 8:48 PM PDT · 8745 days ago · 15 km deep · 12 km away
30. 1.67km SSW of Idyllwild, CASat, Oct 26, 7:19 AM PDT · 8744 days ago · 16 km deep · 36 km away
31. 1.910km NNW of Idyllwild, CASat, Oct 26, 5:09 PM PDT · 8744 days ago · 16 km deep · 48 km away
32. 1.58km NNW of Lake Henshaw, CASun, Oct 27, 1:40 AM PDT · 8743 days ago · 5 km deep · 36 km away
33. 2.010km SW of Idyllwild, CASun, Oct 27, 11:32 PM PST · 8742 days ago · 16 km deep · 39 km away
34. 1.56km SE of Julian, CAMon, Oct 28, 2:48 AM PST · 8742 days ago · 14 km deep · 50 km away
35. 2.16km SE of Julian, CAMon, Oct 28, 2:49 AM PST · 8742 days ago · 14 km deep · 50 km away
36. 2.06km SW of Idyllwild, CaliforniaMon, Oct 28, 7:11 AM PST · 8742 days ago · 16 km deep · 39 km away
37. 1.913km SSE of Big Bear City, CAMon, Oct 28, 9:39 AM PST · 8742 days ago · 10 km deep · 82 km away
38. 1.67km N of Moreno Valley, CaliforniaMon, Oct 28, 11:00 AM PST · 8742 days ago · 8 km deep · 91 km away
39. 1.73km SSE of Hemet, CAMon, Oct 28, 4:28 PM PST · 8742 days ago · 15 km deep · 55 km away
40. 1.83km ESE of Hemet, CAMon, Oct 28, 4:29 PM PST · 8742 days ago · 12 km deep · 54 km away
41. 1.63km SSW of Salton City, CAMon, Oct 28, 5:55 PM PST · 8742 days ago · 5 km deep · 50 km away
42. 2.810km N of Borrego Springs, CATue, Oct 29, 2:58 AM PST · 8741 days ago · 13 km deep · 16 km away
43. 1.626km ENE of Pine Valley, CATue, Oct 29, 3:05 AM PST · 8741 days ago · 5 km deep · 68 km away
44. 2.78km NE of Pala, CATue, Oct 29, 6:42 AM PST · 8741 days ago · 13 km deep · 54 km away
45. 2.37km WNW of Desert Hot Springs, CATue, Oct 29, 9:49 AM PST · 8741 days ago · 11 km deep · 57 km away
46. 1.812km ENE of Indio, CATue, Oct 29, 11:09 PM PST · 8740 days ago · 10 km deep · 48 km away
47. 1.56km NE of Cabazon, CaliforniaWed, Oct 30, 5:27 AM PST · 8740 days ago · 16 km deep · 60 km away
48. 1.513km ESE of Anza, CAWed, Oct 30, 5:58 AM PST · 8740 days ago · 9 km deep · 10 km away
49. 1.61km SE of La Quinta, CAWed, Oct 30, 7:49 AM PST · 8740 days ago · 8 km deep · 25 km away
50. 1.77km SE of Valle Vista, CAWed, Oct 30, 9:39 AM PST · 8740 days ago · 15 km deep · 44 km away
51. 1.518km ENE of Borrego Springs, CAWed, Oct 30, 12:22 PM PST · 8740 days ago · 10 km deep · 30 km away
52. 2.410km NNE of Ocotillo Wells, CAWed, Oct 30, 5:42 PM PST · 8740 days ago · 13 km deep · 42 km away
53. 1.78km SSW of Idyllwild, CAThu, Oct 31, 12:05 AM PST · 8739 days ago · 15 km deep · 35 km away
54. 3.112km NW of Aguanga, CAThu, Oct 31, 3:59 PM PST · 8739 days ago · 5 km deep · 46 km away
55. 1.713km NNW of Aguanga, CAThu, Oct 31, 4:03 PM PST · 8739 days ago · 7 km deep · 46 km away
56. 1.56km N of Yucca Valley, CAThu, Oct 31, 4:08 PM PST · 8739 days ago · 9 km deep · 77 km away
57. 2.212km WNW of Calipatria, CAThu, Oct 31, 9:21 PM PST · 8738 days ago · 6 km deep · 84 km away
58. 2.010km WNW of Calipatria, CAThu, Oct 31, 10:10 PM PST · 8738 days ago · 9 km deep · 85 km away
59. 1.911km N of Borrego Springs, CAFri, Nov 1, 5:06 AM PST · 8738 days ago · 13 km deep · 14 km away
60. 1.79km ESE of Borrego Springs, CAFri, Nov 1, 10:31 AM PST · 8738 days ago · 7 km deep · 31 km away

The first 60 of 195.

Before

1. 1.610km NW of Ocotillo Wells, CASun, Oct 20, 10:47 AM PDT · 8750 days ago · 8 km deep · 37 km away
2. 1.87km NE of Moreno Valley, CASun, Oct 20, 5:56 AM PDT · 8750 days ago · 18 km deep · 88 km away
3. 1.69km E of Running Springs, CASat, Oct 19, 3:06 PM PDT · 8751 days ago · 11 km deep · 96 km away
4. 1.69km W of Calimesa, CaliforniaSat, Oct 19, 1:44 PM PDT · 8751 days ago · 16 km deep · 85 km away
5. 2.39km W of Calimesa, CASat, Oct 19, 1:30 PM PDT · 8751 days ago · 15 km deep · 85 km away
6. 1.72km ESE of Cabazon, CAFri, Oct 18, 7:45 AM PDT · 8752 days ago · 18 km deep · 57 km away
7. 1.916km N of Ocotillo Wells, CAFri, Oct 18, 3:20 AM PDT · 8752 days ago · 13 km deep · 33 km away
8. 1.58km S of Yucca Valley, CAThu, Oct 17, 1:21 PM PDT · 8753 days ago · 9 km deep · 63 km away
9. 1.618km ESE of Anza, CAThu, Oct 17, 12:47 PM PDT · 8753 days ago · 14 km deep · 4 km away
10. 2.020km W of Imperial, CAWed, Oct 16, 10:23 PM PDT · 8753 days ago · 10 km deep · 91 km away
11. 3.118km ESE of Anza, CAWed, Oct 16, 8:26 PM PDT · 8754 days ago · 13 km deep · 5 km away
12. 1.71km NNW of Loma Linda, CATue, Oct 15, 10:31 PM PDT · 8754 days ago · 12 km deep · 100 km away
13. 1.920km NNW of Yucca Valley, CATue, Oct 15, 10:28 PM PDT · 8754 days ago · 11 km deep · 91 km away
14. 1.62km ENE of Yucca Valley, CATue, Oct 15, 8:11 PM PDT · 8755 days ago · 6 km deep · 73 km away
15. 1.822km ENE of Pine Valley, CATue, Oct 15, 11:36 AM PDT · 8755 days ago · 13 km deep · 69 km away
16. 1.610km SW of Idyllwild, CATue, Oct 15, 9:59 AM PDT · 8755 days ago · 15 km deep · 40 km away
17. 2.323km N of Yucca Valley, CATue, Oct 15, 5:37 AM PDT · 8755 days ago · 7 km deep · 94 km away
18. 1.711km N of Banning, CAMon, Oct 14, 1:31 PM PDT · 8756 days ago · 10 km deep · 74 km away
19. 2.626km ENE of Pine Valley, CAMon, Oct 14, 8:16 AM PDT · 8756 days ago · 7 km deep · 68 km away
20. 1.76km SW of Calipatria, CASun, Oct 13, 7:27 AM PDT · 8757 days ago · 15 km deep · 92 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci9852489. Read Sun, Oct 4, 2026, 4:41 PM UTC.