M1.5 earthquake 25km NNE of Trona, CA

Magnitude

1.5 (mh), micro

Local time

Sun, Nov 1, 1981, 10:25 AM PST

UTC

1981-11-01 18:25:48 UTC

Depth

4.9 km (3.0 mi), shallow

Epicenter

35.982° N, 117.302° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.7 km horizontally, 31.6 km in depth

Depth from

Operator assigned

Station coverage gap

316°, poorly surrounded by stations

Stations used

3

• Searles Valley, CaliforniaPopulation 1,739. Forecast26 kmNNE
• Ridgecrest, CaliforniaPopulation 28,780. Forecast52 kmNE
• Victorville, CaliforniaPopulation 122,225. Forecast161 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast231 kmNNE

After

1. 2.18km NNE of Little Lake, CATue, Nov 3, 3:36 AM PST · 16394 days ago · 1 km deep · 52 km away
2. 2.217km NNE of Inyokern, CATue, Nov 3, 6:22 AM PST · 16394 days ago · 3 km deep · 44 km away
3. 1.730km ESE of Johannesburg, CATue, Nov 3, 8:38 AM PST · 16394 days ago · 5 km deep · 75 km away
4. 2.317km NNE of Inyokern, CATue, Nov 3, 1:58 PM PST · 16394 days ago · 4 km deep · 44 km away
5. 1.717km NNE of Inyokern, CATue, Nov 3, 2:01 PM PST · 16394 days ago · 7 km deep · 44 km away
6. 1.926km E of Coso Junction, CAWed, Nov 4, 5:39 PM PST · 16392 days ago · 0 km deep · 34 km away
7. 2.417km N of Ridgecrest, CAWed, Nov 4, 11:09 PM PST · 16392 days ago · 2 km deep · 39 km away
8. 2.024km W of Johannesburg, CAThu, Nov 5, 2:23 AM PST · 16392 days ago · 6 km deep · 88 km away
9. 2.216km NE of Olancha, CASat, Nov 7, 5:26 AM PST · 16390 days ago · -1 km deep · 66 km away
10. 2.119km SSW of Little Lake, CASat, Nov 7, 7:52 AM PST · 16390 days ago · 4 km deep · 68 km away
11. 1.539km E of Olancha, CASun, Nov 8, 9:49 AM PST · 16389 days ago · 5 km deep · 37 km away
12. 2.26km N of Little Lake, CAMon, Nov 9, 1:10 AM PST · 16388 days ago · 1 km deep · 54 km away
13. 2.812km ESE of Lone Pine, CAMon, Nov 9, 7:48 AM PST · 16388 days ago · 5 km deep · 85 km away
14. 2.318km NE of Olancha, CATue, Nov 10, 12:11 PM PST · 16387 days ago · 4 km deep · 68 km away
15. 2.012km NNE of Inyokern, CAWed, Nov 11, 1:09 AM PST · 16386 days ago · 4 km deep · 48 km away
16. 2.916km NNE of Inyokern, CAWed, Nov 11, 12:25 PM PST · 16386 days ago · 1 km deep · 45 km away
17. 1.815km NNE of Inyokern, CAThu, Nov 12, 10:27 AM PST · 16385 days ago · 1 km deep · 46 km away
18. 1.626km W of Coso Junction, CAThu, Nov 19, 2:18 AM PST · 16378 days ago · 4 km deep · 85 km away
19. 2.07km ESE of Kernville, CAThu, Nov 19, 4:23 AM PST · 16378 days ago · 3 km deep · 98 km away
20. 1.57km ESE of Kernville, CAThu, Nov 19, 4:55 AM PST · 16378 days ago · 4 km deep · 98 km away
21. 2.011km S of Olancha, CASun, Nov 22, 9:11 PM PST · 16374 days ago · 5 km deep · 65 km away
22. 2.235km E of Lone Pine, CAMon, Nov 23, 1:05 AM PST · 16374 days ago · 4 km deep · 71 km away
23. 2.36km WNW of Olancha, CAFri, Nov 27, 4:34 AM PST · 16370 days ago · 5 km deep · 77 km away
24. 1.925km WNW of Inyokern, CAFri, Nov 27, 6:22 PM PST · 16369 days ago · 3 km deep · 76 km away
25. 1.915km WSW of Little Lake, CASun, Nov 29, 8:27 AM PST · 16368 days ago · 9 km deep · 70 km away
26. 2.025km WNW of Inyokern, CAWed, Dec 2, 2:11 PM PST · 16365 days ago · 2 km deep · 76 km away
27. 1.814km ENE of Coso Junction, CAMon, Dec 7, 8:01 PM PST · 16359 days ago · 5 km deep · 47 km away
28. 1.822km SSW of Tecopa, CATue, Dec 8, 12:25 AM PST · 16359 days ago · 5 km deep · 97 km away
29. 1.514km ENE of Coso Junction, CATue, Dec 8, 1:15 AM PST · 16359 days ago · 5 km deep · 47 km away
30. 1.515km ENE of Coso Junction, CATue, Dec 8, 5:51 AM PST · 16359 days ago · 1 km deep · 47 km away
31. 1.516km ENE of Coso Junction, CATue, Dec 8, 5:12 PM PST · 16358 days ago · 3 km deep · 44 km away
32. 1.714km ENE of Coso Junction, CATue, Dec 8, 8:36 PM PST · 16358 days ago · 4 km deep · 47 km away
33. 2.113km ENE of Coso Junction, CATue, Dec 8, 9:14 PM PST · 16358 days ago · 2 km deep · 48 km away
34. 1.515km ENE of Coso Junction, CATue, Dec 8, 9:16 PM PST · 16358 days ago · 8 km deep · 48 km away
35. 1.615km ENE of Coso Junction, CATue, Dec 8, 9:58 PM PST · 16358 days ago · 4 km deep · 47 km away
36. 1.815km ENE of Coso Junction, CATue, Dec 8, 11:31 PM PST · 16358 days ago · 5 km deep · 46 km away
37. 1.516km ENE of Coso Junction, CAWed, Dec 9, 12:17 AM PST · 16358 days ago · 5 km deep · 45 km away
38. 2.313km ENE of Coso Junction, CAWed, Dec 9, 3:50 AM PST · 16358 days ago · 0 km deep · 49 km away
39. 2.524km E of Lone Pine, CAWed, Dec 9, 7:52 AM PST · 16358 days ago · 5 km deep · 78 km away
40. 1.511km ENE of Coso Junction, CAWed, Dec 9, 12:24 PM PST · 16358 days ago · -1 km deep · 48 km away
41. 2.013km ENE of Coso Junction, CAWed, Dec 9, 12:30 PM PST · 16358 days ago · 5 km deep · 47 km away
42. 1.613km ENE of Coso Junction, CAWed, Dec 9, 5:44 PM PST · 16357 days ago · 4 km deep · 48 km away
43. 1.912km ENE of Coso Junction, CAWed, Dec 9, 6:36 PM PST · 16357 days ago · -1 km deep · 50 km away
44. 1.715km ENE of Coso Junction, CAWed, Dec 9, 6:47 PM PST · 16357 days ago · 3 km deep · 48 km away
45. 2.423km W of Johannesburg, CAFri, Dec 11, 12:40 PM PST · 16356 days ago · 4 km deep · 89 km away
46. 1.623km W of Johannesburg, CAFri, Dec 11, 12:58 PM PST · 16356 days ago · 5 km deep · 89 km away
47. 1.623km W of Johannesburg, CAFri, Dec 11, 2:10 PM PST · 16356 days ago · 5 km deep · 89 km away
48. 1.923km W of Johannesburg, CAFri, Dec 11, 3:05 PM PST · 16356 days ago · 5 km deep · 89 km away
49. 1.823km W of Johannesburg, CAFri, Dec 11, 3:13 PM PST · 16356 days ago · 5 km deep · 88 km away
50. 2.724km W of Johannesburg, CAFri, Dec 11, 3:13 PM PST · 16356 days ago · 4 km deep · 89 km away
51. 2.223km W of Johannesburg, CAFri, Dec 11, 3:22 PM PST · 16355 days ago · 7 km deep · 89 km away
52. 2.423km W of Johannesburg, CAFri, Dec 11, 5:16 PM PST · 16355 days ago · 7 km deep · 89 km away
53. 2.924km W of Johannesburg, CAFri, Dec 11, 5:37 PM PST · 16355 days ago · 5 km deep · 89 km away
54. 2.023km W of Johannesburg, CAFri, Dec 11, 5:43 PM PST · 16355 days ago · 8 km deep · 89 km away
55. 1.824km W of Johannesburg, CAFri, Dec 11, 6:34 PM PST · 16355 days ago · 5 km deep · 89 km away
56. 1.823km W of Johannesburg, CAFri, Dec 11, 6:43 PM PST · 16355 days ago · 5 km deep · 89 km away
57. 2.124km W of Johannesburg, CAFri, Dec 11, 7:30 PM PST · 16355 days ago · 5 km deep · 89 km away
58. 1.724km W of Johannesburg, CAFri, Dec 11, 9:41 PM PST · 16355 days ago · 5 km deep · 90 km away
59. 1.523km W of Johannesburg, CAFri, Dec 11, 10:19 PM PST · 16355 days ago · 5 km deep · 89 km away
60. 2.523km W of Johannesburg, CASat, Dec 12, 5:13 AM PST · 16355 days ago · 4 km deep · 89 km away

The first 60 of 137.

Before

1. 1.519km W of Searles Valley, CASat, Oct 31, 10:58 AM PST · 16397 days ago · 0 km deep · 35 km away
2. 2.140km ENE of Coso Junction, CAMon, Oct 26, 7:16 PM PST · 16401 days ago · 5 km deep · 33 km away
3. 2.019km NE of Olancha, CASun, Oct 25, 10:01 PM PST · 16402 days ago · 4 km deep · 68 km away
4. 2.830km ESE of Lake Isabella, CAThu, Oct 22, 4:35 PM PDT · 16405 days ago · -1 km deep · 92 km away
5. 2.312km SSW of Olancha, CAWed, Oct 21, 5:07 PM PDT · 16406 days ago · 5 km deep · 72 km away
6. 2.214km NE of Coso Junction, CATue, Oct 20, 11:30 AM PDT · 16408 days ago · 4 km deep · 50 km away
7. 2.512km SSW of Olancha, CAMon, Oct 19, 5:12 PM PDT · 16408 days ago · 5 km deep · 70 km away
8. 2.728km N of California City, CAMon, Oct 19, 6:19 AM PDT · 16409 days ago · 1 km deep · 89 km away
9. 1.716km N of Searles Valley, CASun, Oct 18, 5:26 PM PDT · 16409 days ago · 5 km deep · 12 km away
10. 2.423km W of Johannesburg, CASat, Oct 10, 8:53 AM PDT · 16418 days ago · 1 km deep · 85 km away
11. 1.53km SSW of Olancha, CASun, Oct 4, 11:58 AM PDT · 16424 days ago · 4 km deep · 71 km away
12. 2.12km WNW of Olancha, CASun, Oct 4, 1:15 AM PDT · 16424 days ago · 5 km deep · 73 km away
13. 2.45km NNW of Olancha, CASat, Oct 3, 7:59 AM PDT · 16425 days ago · 4 km deep · 75 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci526456. Read Tue, Sep 22, 2026, 10:49 AM UTC.