M1.9 earthquake 5km SSW of Devore, CA

Magnitude

1.9 (mh), micro

Local time

Mon, Mar 6, 1978, 7:39 PM PST

UTC

1978-03-07 03:39:36 UTC

Depth

10.0 km (6.2 mi), shallow

Epicenter

34.178° N, 117.423° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 1.4 km in depth

Depth from

From location

Station coverage gap

106°

Stations used

10

• Muscoy, CaliforniaPopulation 10,644. Forecast8 kmWNW
• Rialto, CaliforniaPopulation 103,132. Forecast9 kmNNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast77 kmE

After

1. 1.72km S of Big Bear Lake, CASat, Mar 25, 2:50 PM PST · 17714 days ago · 5 km deep · 48 km away
2. 1.72km S of Big Bear Lake, CASat, Mar 25, 2:55 PM PST · 17714 days ago · 11 km deep · 48 km away
3. 1.52km SE of Big Bear Lake, CASat, Mar 25, 3:03 PM PST · 17714 days ago · 11 km deep · 49 km away
4. 1.66km ENE of Calimesa, CASun, Mar 26, 3:45 PM PST · 17713 days ago · 9 km deep · 44 km away
5. 1.74km NNE of Running Springs, CASun, Mar 26, 5:06 PM PST · 17713 days ago · 3 km deep · 32 km away
6. 2.88km SW of Barstow, CASun, Mar 26, 8:27 PM PST · 17713 days ago · 2 km deep · 81 km away
7. 2.12km SSE of Big Bear Lake, CAMon, Mar 27, 7:38 PM PST · 17712 days ago · 5 km deep · 48 km away
8. 2.14km NE of Fontana, CATue, Mar 28, 5:00 AM PST · 17711 days ago · 4 km deep · 6 km away
9. 2.06km W of Desert Hot Springs, CATue, Mar 28, 5:05 PM PST · 17711 days ago · 6 km deep · 83 km away
10. 1.85km SW of Morongo Valley, CAWed, Mar 29, 12:11 AM PST · 17710 days ago · 13 km deep · 77 km away
11. 1.84km NE of Fontana, CAWed, Mar 29, 12:47 AM PST · 17710 days ago · 5 km deep · 6 km away
12. 1.639km SW of Ludlow, CAWed, Mar 29, 9:08 AM PST · 17710 days ago · 6 km deep · 93 km away
13. 2.520km ENE of Lucerne Valley, CAWed, Mar 29, 11:39 PM PST · 17709 days ago · 2 km deep · 71 km away
14. 2.013km W of Anza, CAThu, Mar 30, 5:52 AM PST · 17709 days ago · 8 km deep · 89 km away
15. 1.529km ENE of Big Bear City, CAThu, Mar 30, 11:44 AM PST · 17709 days ago · 0 km deep · 82 km away
16. 2.36km NW of Boron, CAThu, Mar 30, 12:00 PM PST · 17709 days ago · 9 km deep · 99 km away
17. 4.07km SW of Big Bear Lake, CASat, Apr 1, 2:52 AM PST · 17707 days ago · 11 km deep · 43 km away
18. 1.62km S of Big Bear Lake, CASat, Apr 1, 7:55 AM PST · 17707 days ago · 9 km deep · 48 km away
19. 1.57km S of Chino, CASat, Apr 1, 6:22 PM PST · 17707 days ago · 10 km deep · 35 km away
20. 1.66km NE of Moreno Valley, CASun, Apr 2, 1:52 AM PST · 17706 days ago · 17 km deep · 33 km away
21. 1.84km SW of Redlands, CASun, Apr 2, 9:35 AM PST · 17706 days ago · 15 km deep · 26 km away
22. 1.810km NE of Lake Arrowhead, CASun, Apr 2, 10:42 AM PST · 17706 days ago · 6 km deep · 33 km away
23. 2.08km NNE of Banning, CASun, Apr 2, 10:19 PM PST · 17705 days ago · 11 km deep · 57 km away
24. 2.512km E of Desert Hot Springs, CAMon, Apr 3, 8:19 AM PST · 17705 days ago · 5 km deep · 100 km away
25. 1.812km E of Desert Hot Springs, CAMon, Apr 3, 8:26 AM PST · 17705 days ago · 3 km deep · 100 km away
26. 1.52km NNW of Loma Linda, CAMon, Apr 3, 5:58 PM PST · 17705 days ago · 17 km deep · 19 km away
27. 1.62km S of Big Bear Lake, CATue, Apr 4, 12:24 AM PST · 17704 days ago · 6 km deep · 48 km away
28. 1.719km NW of Yucca Valley, CATue, Apr 4, 2:39 AM PST · 17704 days ago · 5 km deep · 78 km away
29. 2.413km SE of Big Bear City, CATue, Apr 4, 10:24 AM PST · 17704 days ago · 3 km deep · 63 km away
30. 1.63km ENE of Colton, CATue, Apr 4, 11:15 AM PST · 17704 days ago · 15 km deep · 17 km away
31. 2.212km E of Desert Hot Springs, CATue, Apr 4, 9:56 PM PST · 17704 days ago · 5 km deep · 100 km away
32. 2.08km WSW of Beaumont, CATue, Apr 4, 10:15 PM PST · 17703 days ago · 13 km deep · 45 km away
33. 1.78km WNW of Lytle Creek, CAWed, Apr 5, 8:15 AM PST · 17703 days ago · 11 km deep · 18 km away
34. 2.27km S of San Pedro, CAWed, Apr 5, 12:27 PM PST · 17703 days ago · 6 km deep · 98 km away
35. 1.77km SW of Big Bear Lake, CAThu, Apr 6, 7:31 PM PST · 17702 days ago · 10 km deep · 42 km away
36. 1.913km N of Banning, CAFri, Apr 7, 12:24 PM PST · 17701 days ago · 15 km deep · 53 km away
37. 1.64km NW of Rubidoux, CAFri, Apr 7, 2:06 PM PST · 17701 days ago · 1 km deep · 17 km away
38. 1.810km NE of Aguanga, CAFri, Apr 7, 10:43 PM PST · 17700 days ago · 6 km deep · 95 km away
39. 1.52km SE of Big Bear Lake, CASun, Apr 9, 2:12 AM PST · 17699 days ago · 15 km deep · 49 km away
40. 1.76km SW of Idyllwild, CASun, Apr 9, 2:47 PM PST · 17699 days ago · 17 km deep · 80 km away
41. 1.86km E of Calimesa, CAMon, Apr 10, 5:40 PM PST · 17698 days ago · 15 km deep · 45 km away
42. 1.56km WNW of Calimesa, CATue, Apr 11, 1:15 AM PST · 17697 days ago · 17 km deep · 34 km away
43. 1.65km S of Chino, CAWed, Apr 12, 12:37 AM PST · 17696 days ago · 5 km deep · 34 km away
44. 1.66km ESE of Running Springs, CAWed, Apr 12, 2:41 AM PST · 17696 days ago · 5 km deep · 34 km away
45. 1.622km NE of Lucerne Valley, CAWed, Apr 12, 4:57 AM PST · 17696 days ago · 1 km deep · 73 km away
46. 2.210km N of Victorville, CAWed, Apr 12, 2:49 PM PST · 17696 days ago · 3 km deep · 51 km away
47. 1.74km ESE of Yucaipa, CAThu, Apr 13, 2:00 AM PST · 17695 days ago · 17 km deep · 42 km away
48. 2.421km N of Morongo Valley, CAThu, Apr 13, 4:15 AM PST · 17695 days ago · 9 km deep · 74 km away
49. 1.925km NNW of Joshua Tree, CAThu, Apr 13, 1:11 PM PST · 17695 days ago · 6 km deep · 96 km away
50. 2.08km S of Calimesa, CAThu, Apr 13, 1:14 PM PST · 17695 days ago · 14 km deep · 44 km away
51. 2.04km NNE of Running Springs, CAThu, Apr 13, 7:23 PM PST · 17695 days ago · 4 km deep · 31 km away
52. 1.75km SSE of Mentone, CAFri, Apr 14, 1:41 AM PST · 17694 days ago · 19 km deep · 34 km away
53. 1.63km WSW of San Bernardino, CAFri, Apr 14, 6:22 AM PST · 17694 days ago · 18 km deep · 12 km away
54. 2.44km NNE of Running Springs, CAFri, Apr 14, 7:40 AM PST · 17694 days ago · 3 km deep · 31 km away
55. 2.34km E of Seal Beach, CAFri, Apr 14, 8:19 AM PST · 17694 days ago · 10 km deep · 76 km away
56. 2.04km NNE of Running Springs, CAFri, Apr 14, 1:49 PM PST · 17694 days ago · 4 km deep · 31 km away
57. 1.94km NNE of Running Springs, CAFri, Apr 14, 4:19 PM PST · 17694 days ago · 4 km deep · 32 km away
58. 1.94km NNE of Running Springs, CAFri, Apr 14, 7:44 PM PST · 17694 days ago · 3 km deep · 32 km away
59. 1.74km NNE of Running Springs, CAFri, Apr 14, 8:21 PM PST · 17694 days ago · 4 km deep · 31 km away
60. 1.74km NNE of Running Springs, CAFri, Apr 14, 10:48 PM PST · 17693 days ago · 3 km deep · 32 km away

The first 60 of 132.

From the USGS Earthquake Hazards Program and its partner networks, event ci10079318. Read Wed, Sep 23, 2026, 5:41 PM UTC.