M2.3 earthquake 18km NW of Tehachapi, CA

Magnitude

2.3 (mh), micro

Local time

Tue, Feb 28, 1978, 4:22 PM PST

UTC

1978-03-01 00:22:21 UTC

Depth

4.3 km (2.7 mi), shallow

Epicenter

35.256° N, 118.584° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 0.7 km in depth

Magnitude uncertainty

±0.25

Depth from

From location

Station coverage gap

157°

Stations used

9

• Bear Valley Springs, CaliforniaPopulation 5,172. Forecast12 kmNNE
• Tehachapi, CaliforniaPopulation 13,021. Forecast18 kmNW
• Bakersfield, CaliforniaPopulation 373,640. Forecast42 kmESE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast137 kmNNW

After

1. 1.99km SW of Shafter, CAWed, Mar 1, 1:15 PM PST · 17737 days ago · 6 km deep · 73 km away
2. 1.514km N of Pine Mountain Club, CAFri, Mar 3, 3:30 PM PST · 17735 days ago · 6 km deep · 60 km away
3. 2.325km NNE of Kernville, CASat, Mar 4, 10:26 AM PST · 17734 days ago · 6 km deep · 82 km away
4. 2.324km NE of Arvin, CASat, Mar 4, 10:27 AM PST · 17734 days ago · 6 km deep · 16 km away
5. 2.014km N of Grapevine, CAMon, Mar 6, 5:22 AM PST · 17732 days ago · 11 km deep · 37 km away
6. 1.917km NE of Lamont, CATue, Mar 7, 9:46 AM PST · 17731 days ago · 6 km deep · 22 km away
7. 2.010km SSE of Tehachapi, CATue, Mar 7, 9:31 PM PST · 17731 days ago · 3 km deep · 28 km away
8. 1.916km WSW of Coso Junction, CAWed, Mar 8, 11:58 AM PST · 17730 days ago · 3 km deep · 92 km away
9. 1.812km SW of Coso Junction, CAWed, Mar 8, 10:15 PM PST · 17730 days ago · 4 km deep · 94 km away
10. 2.16km SSE of Shafter, CAThu, Mar 9, 1:25 PM PST · 17729 days ago · 6 km deep · 65 km away
11. 2.67km NNE of Santa Clarita, CAFri, Mar 10, 12:33 AM PST · 17729 days ago · 13 km deep · 88 km away
12. 2.56km ENE of Shafter, CAFri, Mar 10, 11:47 AM PST · 17728 days ago · 6 km deep · 64 km away
13. 1.64km SW of Palmdale, CASun, Mar 12, 10:04 AM PST · 17726 days ago · 13 km deep · 88 km away
14. 1.613km N of Pine Mountain Club, CAMon, Mar 13, 11:54 AM PST · 17725 days ago · 4 km deep · 60 km away
15. 2.612km WSW of Grapevine, CAMon, Mar 13, 10:32 PM PST · 17725 days ago · 13 km deep · 57 km away
16. 1.77km E of Santa Clarita, CAWed, Mar 15, 12:19 PM PST · 17723 days ago · 12 km deep · 95 km away
17. 1.99km SSE of Shafter, CAWed, Mar 15, 1:32 PM PST · 17723 days ago · 6 km deep · 63 km away
18. 2.521km N of Tehachapi, CASat, Mar 18, 12:20 AM PST · 17721 days ago · 1 km deep · 11 km away
19. 3.522km NNW of Tehachapi, CASat, Mar 18, 12:20 AM PST · 17721 days ago · 0 km deep · 10 km away
20. 1.724km NNW of Tehachapi, CASat, Mar 18, 1:24 AM PST · 17721 days ago · 6 km deep · 11 km away
21. 1.824km NNW of Tehachapi, CASat, Mar 18, 1:45 AM PST · 17721 days ago · 3 km deep · 12 km away
22. 2.93km SE of Frazier Park, CASat, Mar 18, 6:29 PM PST · 17720 days ago · 4 km deep · 59 km away
23. 2.112km SE of Little Lake, CASat, Mar 18, 10:14 PM PST · 17720 days ago · 1 km deep · 95 km away
24. 2.16km W of Little Lake, CASun, Mar 19, 7:34 PM PST · 17719 days ago · 6 km deep · 94 km away
25. 1.621km N of Tehachapi, CAMon, Mar 20, 12:30 AM PST · 17719 days ago · 6 km deep · 11 km away
26. 2.418km NNW of Grapevine, CAMon, Mar 20, 6:02 AM PST · 17718 days ago · 6 km deep · 45 km away
27. 1.716km N of Pine Mountain Club, CAMon, Mar 20, 8:12 AM PST · 17718 days ago · 14 km deep · 61 km away
28. 1.812km ESE of Piru, CAWed, Mar 22, 10:48 AM PST · 17716 days ago · 13 km deep · 98 km away
29. 2.112km ESE of Piru, CAWed, Mar 22, 3:43 PM PST · 17716 days ago · 14 km deep · 98 km away
30. 2.73km SW of Lamont, CAWed, Mar 22, 10:29 PM PST · 17716 days ago · 7 km deep · 33 km away
31. 2.27km E of Santa Clarita, CAThu, Mar 23, 3:41 AM PST · 17716 days ago · 8 km deep · 94 km away
32. 1.54km N of Santa Clarita, CAFri, Mar 24, 2:58 AM PST · 17715 days ago · 19 km deep · 90 km away
33. 2.423km NNE of Kernville, CAFri, Mar 24, 2:47 PM PST · 17714 days ago · 5 km deep · 80 km away
34. 1.915km N of Kernville, CASat, Mar 25, 8:55 AM PST · 17713 days ago · 5 km deep · 71 km away
35. 1.919km SE of Bodfish, CASun, Mar 26, 7:32 AM PST · 17712 days ago · 5 km deep · 31 km away
36. 1.511km WSW of Grapevine, CAMon, Mar 27, 2:35 PM PST · 17711 days ago · 16 km deep · 57 km away
37. 2.617km SE of Arvin, CAWed, Mar 29, 5:21 PM PST · 17709 days ago · 6 km deep · 17 km away
38. 2.36km NW of Boron, CAThu, Mar 30, 12:00 PM PST · 17708 days ago · 9 km deep · 85 km away
39. 2.320km SSE of Bodfish, CAThu, Mar 30, 10:25 PM PST · 17708 days ago · 6 km deep · 23 km away
40. 1.81km NE of Frazier Park, CAFri, Mar 31, 3:23 PM PST · 17707 days ago · 12 km deep · 57 km away
41. 1.816km SSW of Neenach, CATue, Apr 4, 10:08 AM PST · 17703 days ago · 12 km deep · 69 km away
42. 2.712km ESE of Piru, CATue, Apr 4, 4:00 PM PST · 17703 days ago · 15 km deep · 99 km away
43. 1.710km ESE of Piru, CATue, Apr 4, 4:04 PM PST · 17703 days ago · 25 km deep · 99 km away
44. 3.125km SSW of Bodfish, CASun, Apr 9, 8:00 AM PST · 17698 days ago · 1 km deep · 17 km away
45. 1.915km N of Castaic, CATue, Apr 11, 1:52 PM PST · 17696 days ago · 14 km deep · 70 km away
46. 1.716km N of Castaic, CATue, Apr 11, 5:33 PM PST · 17696 days ago · 14 km deep · 70 km away
47. 1.722km NW of Tehachapi, CATue, Apr 11, 7:08 PM PST · 17696 days ago · 2 km deep · 4 km away
48. 1.712km ESE of Piru, CAWed, Apr 12, 4:31 AM PST · 17695 days ago · 19 km deep · 98 km away
49. 1.816km SSW of Neenach, CAWed, Apr 12, 5:54 AM PST · 17695 days ago · 12 km deep · 69 km away
50. 2.618km NNW of Tehachapi, CAThu, Apr 13, 4:55 AM PST · 17694 days ago · 5 km deep · 4 km away
51. 1.725km N of Tehachapi, CASun, Apr 16, 2:17 PM PST · 17691 days ago · 0 km deep · 17 km away
52. 3.024km W of Coso Junction, CASun, Apr 16, 7:43 PM PST · 17691 days ago · 3 km deep · 90 km away
53. 1.818km NNW of Fillmore, CAMon, Apr 17, 4:50 PM PST · 17690 days ago · 21 km deep · 86 km away
54. 1.718km NNW of California City, CAThu, Apr 20, 1:27 PM PST · 17687 days ago · 6 km deep · 51 km away
55. 1.66km NNE of Grapevine, CAFri, Apr 21, 5:17 PM PST · 17686 days ago · 18 km deep · 42 km away
56. 1.716km S of Arvin, CASun, Apr 23, 3:29 AM PST · 17685 days ago · 0 km deep · 31 km away
57. 2.17km W of Wofford Heights, CAMon, Apr 24, 1:51 PM PST · 17683 days ago · 11 km deep · 50 km away
58. 2.023km ENE of Arvin, CATue, Apr 25, 4:15 AM PST · 17682 days ago · 4 km deep · 6 km away
59. 2.38km NE of Santa Clarita, CAThu, Apr 27, 12:54 PM PST · 17680 days ago · 13 km deep · 90 km away
60. 2.29km WSW of Bodfish, CAFri, Apr 28, 10:48 AM PST · 17679 days ago · 6 km deep · 32 km away

The first 60 of 62.

Before

1. 1.919km SE of Bodfish, CATue, Feb 28, 5:25 AM PST · 17738 days ago · 6 km deep · 31 km away
2. 1.518km SSW of Gorman, CASun, Feb 26, 10:58 PM PST · 17740 days ago · 12 km deep · 74 km away
3. 2.04km S of Valencia, CASun, Feb 26, 4:27 PM PST · 17740 days ago · 4 km deep · 93 km away
4. 2.318km SW of Little Lake, CAWed, Feb 22, 11:35 PM PST · 17744 days ago · 6 km deep · 79 km away
5. 2.418km SW of Little Lake, CAWed, Feb 22, 9:06 PM PST · 17744 days ago · 6 km deep · 79 km away
6. 2.29km NNE of Grapevine, CAWed, Feb 22, 6:43 AM PST · 17744 days ago · 12 km deep · 38 km away
7. 1.78km E of Buttonwillow, CAWed, Feb 22, 4:16 AM PST · 17744 days ago · 6 km deep · 74 km away
8. 1.96km NW of Vincent, CASun, Feb 19, 1:34 PM PST · 17747 days ago · 6 km deep · 88 km away
9. 2.35km SSE of Bodfish, CAFri, Feb 17, 9:27 PM PST · 17749 days ago · 6 km deep · 34 km away
10. 2.23km S of Bodfish, CAFri, Feb 17, 5:57 AM PST · 17749 days ago · 6 km deep · 35 km away
11. 1.717km N of Mojave, CAMon, Feb 13, 8:03 AM PST · 17753 days ago · 6 km deep · 39 km away
12. 1.67km E of Santa Clarita, CAMon, Feb 13, 6:54 AM PST · 17753 days ago · 12 km deep · 94 km away
13. 1.722km SE of Arvin, CASun, Feb 12, 1:06 AM PST · 17755 days ago · 11 km deep · 24 km away
14. 1.98km N of Grapevine, CAFri, Feb 10, 1:40 PM PST · 17756 days ago · 7 km deep · 41 km away
15. 2.511km ENE of Lebec, CAWed, Feb 8, 7:47 PM PST · 17758 days ago · 3 km deep · 43 km away
16. 1.66km SE of Bodfish, CAWed, Feb 8, 5:14 PM PST · 17758 days ago · 6 km deep · 35 km away
17. 1.89km SE of Lake Isabella, CAWed, Feb 8, 12:28 PM PST · 17758 days ago · 0 km deep · 39 km away
18. 1.67km NE of Kernville, CAWed, Feb 8, 11:18 AM PST · 17758 days ago · 6 km deep · 63 km away
19. 1.710km ESE of Lake Isabella, CAWed, Feb 8, 11:16 AM PST · 17758 days ago · 0 km deep · 40 km away
20. 2.010km SSW of Valencia, CAWed, Feb 8, 11:12 AM PST · 17758 days ago · 3 km deep · 99 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3337637. Read Tue, Sep 22, 2026, 11:23 PM UTC.