M1.6 earthquake 22km NNW of Tehachapi, CA

Magnitude

1.6 (mh), micro

Local time

Mon, Apr 20, 1981, 9:34 PM PST

UTC

1981-04-21 05:34:45 UTC

Depth

0.1 km (0.0 mi), shallow

Epicenter

35.304° N, 118.562° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 1.1 km in depth

Magnitude uncertainty

±0.28

Depth from

From location

Station coverage gap

104°

Stations used

15

• Bear Valley Springs, CaliforniaPopulation 5,172. Forecast17 kmNNE
• Tehachapi, CaliforniaPopulation 13,021. Forecast22 kmNNW
• Bakersfield, CaliforniaPopulation 373,640. Forecast42 kmE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast142 kmNNW

After

1. 2.115km SE of Little Lake, CATue, Apr 21, 2:44 PM PST · 16590 days ago · -1 km deep · 92 km away
2. 1.719km SSE of Arvin, CATue, Apr 21, 9:06 PM PST · 16590 days ago · 9 km deep · 31 km away
3. 1.619km SSW of Lamont, CAWed, Apr 22, 9:24 AM PST · 16590 days ago · 2 km deep · 45 km away
4. 2.116km SE of Little Lake, CAWed, Apr 22, 3:21 PM PST · 16589 days ago · -1 km deep · 92 km away
5. 3.414km SE of Little Lake, CAWed, Apr 22, 7:35 PM PST · 16589 days ago · -1 km deep · 93 km away
6. 1.815km SE of Little Lake, CAWed, Apr 22, 9:19 PM PST · 16589 days ago · -1 km deep · 92 km away
7. 2.115km SE of Little Lake, CAThu, Apr 23, 2:17 AM PST · 16589 days ago · 0 km deep · 93 km away
8. 2.08km SE of Lake Isabella, CAThu, Apr 23, 6:52 AM PST · 16589 days ago · 4 km deep · 33 km away
9. 1.84km ESE of Bodfish, CAThu, Apr 23, 6:53 AM PST · 16589 days ago · 4 km deep · 31 km away
10. 1.815km SE of Little Lake, CAThu, Apr 23, 4:14 PM PST · 16588 days ago · -1 km deep · 92 km away
11. 1.716km SE of Little Lake, CAThu, Apr 23, 5:24 PM PST · 16588 days ago · 1 km deep · 92 km away
12. 2.315km SE of Little Lake, CAThu, Apr 23, 6:06 PM PST · 16588 days ago · -1 km deep · 93 km away
13. 1.818km NNE of Inyokern, CAThu, Apr 23, 7:32 PM PST · 16588 days ago · 1 km deep · 91 km away
14. 1.922km WNW of Inyokern, CAFri, Apr 24, 2:41 PM PST · 16587 days ago · 9 km deep · 66 km away
15. 2.019km NW of Grapevine, CASat, Apr 25, 12:09 AM PST · 16587 days ago · -1 km deep · 56 km away
16. 2.618km SE of Little Lake, CASat, Apr 25, 2:58 AM PST · 16587 days ago · 0 km deep · 92 km away
17. 1.619km NNE of Inyokern, CASat, Apr 25, 6:59 AM PST · 16587 days ago · 5 km deep · 92 km away
18. 2.421km NNW of Tehachapi, CASat, Apr 25, 7:21 AM PST · 16587 days ago · 4 km deep · 6 km away
19. 1.617km SE of Little Lake, CASat, Apr 25, 12:09 PM PST · 16586 days ago · -1 km deep · 92 km away
20. 1.718km SE of Little Lake, CASun, Apr 26, 2:37 PM PDT · 16585 days ago · -1 km deep · 90 km away
21. 2.715km E of Lake Isabella, CATue, Apr 28, 2:54 PM PDT · 16583 days ago · 2 km deep · 43 km away
22. 1.614km E of Lake Isabella, CATue, Apr 28, 3:20 PM PDT · 16583 days ago · 4 km deep · 42 km away
23. 1.79km NNE of Grapevine, CAWed, Apr 29, 11:51 PM PDT · 16582 days ago · 13 km deep · 44 km away
24. 2.012km NNE of Taft, CAThu, Apr 30, 1:13 AM PDT · 16582 days ago · 14 km deep · 76 km away
25. 1.819km NNE of Inyokern, CAThu, Apr 30, 4:38 AM PDT · 16582 days ago · 4 km deep · 93 km away
26. 1.516km SE of Little Lake, CAFri, May 1, 2:24 AM PDT · 16581 days ago · 4 km deep · 94 km away
27. 1.718km SE of Little Lake, CAFri, May 1, 3:30 AM PDT · 16581 days ago · -1 km deep · 92 km away
28. 1.533km W of Coso Junction, CAFri, May 1, 2:41 PM PDT · 16580 days ago · 5 km deep · 89 km away
29. 3.217km SE of Little Lake, CAFri, May 1, 7:11 PM PDT · 16580 days ago · -1 km deep · 91 km away
30. 2.015km SSE of Bodfish, CASat, May 2, 2:55 AM PDT · 16580 days ago · 5 km deep · 21 km away
31. 2.319km SE of Little Lake, CASun, May 3, 9:14 PM PDT · 16578 days ago · 0 km deep · 92 km away
32. 2.218km SE of Little Lake, CASun, May 3, 9:32 PM PDT · 16578 days ago · 0 km deep · 92 km away
33. 1.618km SE of Little Lake, CAMon, May 4, 5:14 AM PDT · 16578 days ago · -1 km deep · 93 km away
34. 2.510km S of Tehachapi, CATue, May 5, 12:46 PM PDT · 16576 days ago · 6 km deep · 32 km away
35. 1.917km SW of Lamont, CATue, May 5, 1:11 PM PDT · 16576 days ago · 14 km deep · 47 km away
36. 2.223km ENE of Arvin, CATue, May 5, 2:24 PM PDT · 16576 days ago · 1 km deep · 5 km away
37. 1.66km ENE of Buttonwillow, CATue, May 5, 10:05 PM PDT · 16576 days ago · 20 km deep · 77 km away
38. 2.012km ESE of Johannesburg, CAFri, May 8, 2:40 AM PDT · 16574 days ago · 4 km deep · 96 km away
39. 1.65km NW of Frazier Park, CASun, May 10, 12:01 AM PDT · 16572 days ago · 1 km deep · 62 km away
40. 2.121km NW of Tehachapi, CAMon, May 11, 2:54 PM PDT · 16570 days ago · 3 km deep · 3 km away
41. 2.115km NNE of Inyokern, CAWed, May 13, 9:19 AM PDT · 16569 days ago · -1 km deep · 91 km away
42. 2.415km NNE of Inyokern, CAWed, May 13, 12:56 PM PDT · 16568 days ago · -1 km deep · 91 km away
43. 2.09km W of Grapevine, CAFri, May 15, 8:41 PM PDT · 16566 days ago · 11 km deep · 58 km away
44. 2.126km SSW of Bodfish, CATue, May 19, 11:16 AM PDT · 16562 days ago · -1 km deep · 6 km away
45. 1.922km NNE of Ojai, CAFri, May 22, 8:40 PM PDT · 16559 days ago · 2 km deep · 91 km away
46. 1.624km S of Bodfish, CASat, May 23, 9:40 PM PDT · 16558 days ago · 5 km deep · 8 km away
47. 1.921km N of Pine Mountain Club, CASun, May 24, 2:41 AM PDT · 16558 days ago · 10 km deep · 61 km away
48. 1.820km WNW of Johannesburg, CATue, May 26, 1:39 AM PDT · 16556 days ago · 5 km deep · 67 km away
49. 2.425km SSW of Bodfish, CASat, May 30, 11:06 PM PDT · 16551 days ago · 4 km deep · 7 km away
50. 1.526km SSW of Bodfish, CASun, May 31, 3:05 AM PDT · 16551 days ago · 5 km deep · 9 km away
51. 1.516km NNE of Inyokern, CAFri, Jun 5, 4:47 AM PDT · 16546 days ago · 4 km deep · 92 km away
52. 2.115km NNE of Inyokern, CAFri, Jun 5, 5:21 AM PDT · 16546 days ago · -1 km deep · 90 km away
53. 1.816km NNE of Ridgecrest, CAFri, Jun 5, 9:02 AM PDT · 16546 days ago · 5 km deep · 98 km away
54. 1.626km NNW of Tehachapi, CAFri, Jun 5, 9:24 AM PDT · 16546 days ago · 5 km deep · 6 km away
55. 3.115km NE of Inyokern, CAFri, Jun 5, 10:54 PM PDT · 16545 days ago · 1 km deep · 91 km away
56. 1.714km NNE of Inyokern, CAFri, Jun 5, 10:55 PM PDT · 16545 days ago · -1 km deep · 90 km away
57. 2.414km NNE of Inyokern, CAFri, Jun 5, 11:17 PM PDT · 16545 days ago · 0 km deep · 91 km away
58. 1.525km NE of Arvin, CASat, Jun 6, 7:46 AM PDT · 16545 days ago · 5 km deep · 11 km away
59. 2.011km ESE of Lake Isabella, CASat, Jun 6, 8:43 AM PDT · 16545 days ago · 3 km deep · 36 km away
60. 2.415km NW of Grapevine, CASat, Jun 6, 11:33 PM PDT · 16544 days ago · -1 km deep · 55 km away

The first 60 of 70.

Before

1. 1.916km SE of Little Lake, CAMon, Apr 20, 5:47 PM PST · 16591 days ago · 4 km deep · 93 km away
2. 2.517km SE of Little Lake, CAMon, Apr 20, 8:45 AM PST · 16592 days ago · 1 km deep · 91 km away
3. 1.716km SE of Little Lake, CAMon, Apr 20, 2:08 AM PST · 16592 days ago · -1 km deep · 93 km away
4. 1.817km SE of Little Lake, CASun, Apr 19, 7:21 PM PST · 16592 days ago · 1 km deep · 93 km away
5. 1.616km SE of Little Lake, CASun, Apr 19, 7:10 PM PST · 16592 days ago · -1 km deep · 93 km away
6. 1.719km NNE of Inyokern, CASun, Apr 19, 6:50 PM PST · 16592 days ago · 1 km deep · 91 km away
7. 1.818km SE of Little Lake, CASun, Apr 19, 4:31 PM PST · 16592 days ago · 2 km deep · 90 km away
8. 2.317km SE of Little Lake, CASun, Apr 19, 12:24 PM PST · 16592 days ago · -1 km deep · 92 km away
9. 2.417km SE of Little Lake, CASun, Apr 19, 11:25 AM PST · 16592 days ago · 1 km deep · 92 km away
10. 2.316km SE of Little Lake, CASun, Apr 19, 2:28 AM PST · 16593 days ago · 5 km deep · 91 km away
11. 4.018km SE of Little Lake, CASun, Apr 19, 1:19 AM PST · 16593 days ago · 5 km deep · 94 km away
12. 4.716km SSE of Little Lake, CASun, Apr 19, 1:02 AM PST · 16593 days ago · 5 km deep · 88 km away
13. 4.118km SE of Little Lake, CASun, Apr 19, 1:02 AM PST · 16593 days ago · 5 km deep · 93 km away
14. 3.416km SE of Little Lake, CASun, Apr 19, 12:54 AM PST · 16593 days ago · 5 km deep · 92 km away
15. 3.917km SE of Little Lake, CASun, Apr 19, 12:46 AM PST · 16593 days ago · 5 km deep · 93 km away
16. 1.921km NNW of Tehachapi, CASat, Apr 18, 5:03 AM PST · 16594 days ago · 4 km deep · 4 km away
17. 2.923km NNW of Tehachapi, CAFri, Apr 17, 11:31 AM PST · 16594 days ago · -1 km deep · 1 km away
18. 2.122km NNW of Tehachapi, CAThu, Apr 16, 2:26 PM PST · 16595 days ago · 5 km deep · 6 km away
19. 2.325km WNW of Inyokern, CAWed, Apr 15, 6:11 AM PST · 16597 days ago · 7 km deep · 64 km away
20. 2.525km WNW of Inyokern, CAWed, Apr 15, 12:46 AM PST · 16597 days ago · 0 km deep · 65 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci514699. Read Wed, Sep 23, 2026, 5:33 AM UTC.