M2.0 earthquake 1km ENE of Anza, CA

Magnitude

2.0 (mc), micro

Local time

Tue, Mar 7, 1978, 1:14 AM PST

UTC

1978-03-07 09:14:13 UTC

Depth

9.2 km (5.7 mi), shallow

Epicenter

33.556° N, 116.668° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 1.9 km in depth

Depth from

From location

Station coverage gap

66°

Stations used

14

• Anza, CaliforniaPopulation 3,014. Forecast1 kmENE
• Valle Vista, CaliforniaPopulation 14,578. Forecast30 kmSE
• Temecula, CaliforniaPopulation 110,003. Forecast45 kmE
• San Diego, CaliforniaPopulation 1,404,452. Forecast104 kmNNE

After

1. 2.526km WSW of Westmorland, CAWed, Mar 29, 10:01 AM PST · 17709 days ago · 10 km deep · 97 km away
2. 1.727km SSW of Ocotillo Wells, CAWed, Mar 29, 9:41 PM PST · 17709 days ago · 7 km deep · 79 km away
3. 2.013km W of Anza, CAThu, Mar 30, 5:52 AM PST · 17708 days ago · 8 km deep · 14 km away
4. 1.529km ENE of Big Bear City, CAThu, Mar 30, 11:44 AM PST · 17708 days ago · 0 km deep · 90 km away
5. 2.05km SW of Salton City, CAFri, Mar 31, 7:00 PM PST · 17707 days ago · 6 km deep · 71 km away
6. 4.07km SW of Big Bear Lake, CASat, Apr 1, 2:52 AM PST · 17706 days ago · 11 km deep · 75 km away
7. 1.62km S of Big Bear Lake, CASat, Apr 1, 7:55 AM PST · 17706 days ago · 9 km deep · 78 km away
8. 1.611km SE of Anza, CASat, Apr 1, 3:54 PM PST · 17706 days ago · 10 km deep · 11 km away
9. 1.837km WNW of Desert Center, CASun, Apr 2, 12:05 AM PST · 17706 days ago · 5 km deep · 91 km away
10. 1.66km NE of Moreno Valley, CASun, Apr 2, 1:52 AM PST · 17706 days ago · 17 km deep · 65 km away
11. 2.43km N of Julian, CASun, Apr 2, 6:34 AM PST · 17705 days ago · 16 km deep · 51 km away
12. 1.84km SW of Redlands, CASun, Apr 2, 9:35 AM PST · 17705 days ago · 15 km deep · 72 km away
13. 1.810km NE of Lake Arrowhead, CASun, Apr 2, 10:42 AM PST · 17705 days ago · 6 km deep · 93 km away
14. 2.38km WNW of Twentynine Palms, CASun, Apr 2, 5:08 PM PST · 17705 days ago · 4 km deep · 82 km away
15. 2.08km NNE of Banning, CASun, Apr 2, 10:19 PM PST · 17705 days ago · 11 km deep · 51 km away
16. 2.512km E of Desert Hot Springs, CAMon, Apr 3, 8:19 AM PST · 17704 days ago · 5 km deep · 55 km away
17. 1.812km E of Desert Hot Springs, CAMon, Apr 3, 8:26 AM PST · 17704 days ago · 3 km deep · 55 km away
18. 1.52km NNW of Loma Linda, CAMon, Apr 3, 5:58 PM PST · 17704 days ago · 17 km deep · 79 km away
19. 2.027km WSW of Westmorland, CAMon, Apr 3, 6:07 PM PST · 17704 days ago · 10 km deep · 98 km away
20. 2.114km SSE of Bombay Beach, CAMon, Apr 3, 10:27 PM PST · 17704 days ago · 5 km deep · 98 km away
21. 1.62km S of Big Bear Lake, CATue, Apr 4, 12:24 AM PST · 17704 days ago · 6 km deep · 78 km away
22. 1.719km NW of Yucca Valley, CATue, Apr 4, 2:39 AM PST · 17703 days ago · 5 km deep · 75 km away
23. 1.64km NNE of Palomar Observatory, CATue, Apr 4, 5:53 AM PST · 17703 days ago · 9 km deep · 25 km away
24. 2.413km SE of Big Bear City, CATue, Apr 4, 10:24 AM PST · 17703 days ago · 3 km deep · 70 km away
25. 1.63km ENE of Colton, CATue, Apr 4, 11:15 AM PST · 17703 days ago · 15 km deep · 82 km away
26. 1.611km SE of Anza, CATue, Apr 4, 11:17 AM PST · 17703 days ago · 11 km deep · 11 km away
27. 1.911km SE of Anza, CATue, Apr 4, 5:38 PM PST · 17703 days ago · 8 km deep · 11 km away
28. 2.212km E of Desert Hot Springs, CATue, Apr 4, 9:56 PM PST · 17703 days ago · 5 km deep · 55 km away
29. 2.08km WSW of Beaumont, CATue, Apr 4, 10:15 PM PST · 17703 days ago · 13 km deep · 53 km away
30. 1.63km NNE of Ocotillo Wells, CAWed, Apr 5, 5:44 AM PST · 17702 days ago · 11 km deep · 66 km away
31. 2.22km NNE of Palomar Observatory, CAWed, Apr 5, 11:15 AM PST · 17702 days ago · 8 km deep · 27 km away
32. 1.82km NNW of Palomar Observatory, CAWed, Apr 5, 1:17 PM PST · 17702 days ago · 11 km deep · 27 km away
33. 2.018km W of Westmorland, CAWed, Apr 5, 3:30 PM PST · 17702 days ago · 5 km deep · 100 km away
34. 2.118km W of Westmorland, CAWed, Apr 5, 5:09 PM PST · 17702 days ago · 5 km deep · 100 km away
35. 2.118km W of Westmorland, CAWed, Apr 5, 5:16 PM PST · 17702 days ago · 5 km deep · 100 km away
36. 1.718km W of Westmorland, CAWed, Apr 5, 10:25 PM PST · 17702 days ago · 4 km deep · 100 km away
37. 1.77km SW of Big Bear Lake, CAThu, Apr 6, 7:31 PM PST · 17701 days ago · 10 km deep · 76 km away
38. 1.913km N of Banning, CAFri, Apr 7, 12:24 PM PST · 17700 days ago · 15 km deep · 57 km away
39. 1.64km NW of Rubidoux, CAFri, Apr 7, 2:06 PM PST · 17700 days ago · 1 km deep · 88 km away
40. 1.810km NE of Aguanga, CAFri, Apr 7, 10:43 PM PST · 17700 days ago · 6 km deep · 13 km away
41. 1.52km SE of Big Bear Lake, CASun, Apr 9, 2:12 AM PST · 17698 days ago · 15 km deep · 78 km away
42. 1.76km SW of Idyllwild, CASun, Apr 9, 2:47 PM PST · 17698 days ago · 17 km deep · 19 km away
43. 1.510km W of Pine Valley, CAMon, Apr 10, 9:34 AM PST · 17697 days ago · 6 km deep · 82 km away
44. 1.614km N of Warner Springs, CAMon, Apr 10, 5:10 PM PST · 17697 days ago · 15 km deep · 17 km away
45. 1.86km E of Calimesa, CAMon, Apr 10, 5:40 PM PST · 17697 days ago · 15 km deep · 56 km away
46. 1.527km ENE of Pine Valley, CAMon, Apr 10, 8:20 PM PST · 17697 days ago · 6 km deep · 84 km away
47. 1.56km WNW of Calimesa, CATue, Apr 11, 1:15 AM PST · 17697 days ago · 17 km deep · 65 km away
48. 1.817km W of Salton City, CATue, Apr 11, 9:24 PM PST · 17696 days ago · 0 km deep · 57 km away
49. 1.66km ESE of Running Springs, CAWed, Apr 12, 2:41 AM PST · 17695 days ago · 5 km deep · 78 km away
50. 1.74km ESE of Yucaipa, CAThu, Apr 13, 2:00 AM PST · 17695 days ago · 17 km deep · 60 km away
51. 1.810km SE of Anza, CAThu, Apr 13, 4:05 AM PST · 17694 days ago · 11 km deep · 10 km away
52. 2.421km N of Morongo Valley, CAThu, Apr 13, 4:15 AM PST · 17694 days ago · 9 km deep · 75 km away
53. 1.925km NNW of Joshua Tree, CAThu, Apr 13, 1:11 PM PST · 17694 days ago · 6 km deep · 92 km away
54. 2.08km S of Calimesa, CAThu, Apr 13, 1:14 PM PST · 17694 days ago · 14 km deep · 54 km away
55. 2.04km NNE of Running Springs, CAThu, Apr 13, 7:23 PM PST · 17694 days ago · 4 km deep · 86 km away
56. 1.88km SE of Ocotillo Wells, CAFri, Apr 14, 12:39 AM PST · 17694 days ago · 6 km deep · 75 km away
57. 1.75km SSE of Mentone, CAFri, Apr 14, 1:41 AM PST · 17694 days ago · 19 km deep · 66 km away
58. 1.914km SE of Anza, CAFri, Apr 14, 3:40 AM PST · 17693 days ago · 12 km deep · 13 km away
59. 1.63km WSW of San Bernardino, CAFri, Apr 14, 6:22 AM PST · 17693 days ago · 18 km deep · 87 km away
60. 2.44km NNE of Running Springs, CAFri, Apr 14, 7:40 AM PST · 17693 days ago · 3 km deep · 86 km away

The first 60 of 167.

From the USGS Earthquake Hazards Program and its partner networks, event ci3337752. Read Tue, Sep 22, 2026, 9:31 PM UTC.