California earthquakes

M1.8 earthquake 24km SSE of Trona, CA

A magnitude 1.8 earthquake struck 24km SSE of Trona, CA on Fri, May 29, 1981, 7:03 AM PDT (14:03 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.1 16km NNE of Inyokern, CA. This one was a foreshock.

Searles Valley forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.8 (Mc), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1981-05-29 14:03:18 UTC
Depth
4.9 km (3.1 mi), shallow
Epicenter
35.551° N, 117.320° W
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.6 km horizontally, 31.6 km in depth
Depth from
Operator assigned
Station coverage gap
160°
Stations used
7

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 63 in the 60 days after this one and 29 in the 30 days before it.

After

  1. 2.140km WSW of Tecopa, CA · 16558 days ago · 5 km deep · 65 km away
  2. 1.516km NNE of Inyokern, CA · 16554 days ago · 4 km deep · 44 km away
  3. 2.115km NNE of Inyokern, CA · 16554 days ago · -1 km deep · 45 km away
  4. 1.816km NNE of Ridgecrest, CA · 16554 days ago · 5 km deep · 36 km away
  5. 3.115km NE of Inyokern, CA · 16553 days ago · 1 km deep · 43 km away
  6. 1.714km NNE of Inyokern, CA · 16553 days ago · -1 km deep · 43 km away
  7. 2.414km NNE of Inyokern, CA · 16553 days ago · 0 km deep · 43 km away
  8. 1.512km ENE of Little Lake, CA · 16553 days ago · 2 km deep · 64 km away
  9. 2.011km ESE of Lake Isabella, CA · 16553 days ago · 3 km deep · 94 km away
  10. 1.512km ENE of Little Lake, CA · 16551 days ago · 1 km deep · 64 km away
  11. 1.714km NE of Inyokern, CA · 16551 days ago · -1 km deep · 43 km away
  12. 1.614km ENE of Little Lake, CA · 16550 days ago · 5 km deep · 63 km away
  13. 1.512km ENE of Little Lake, CA · 16548 days ago · 0 km deep · 64 km away
  14. 1.620km SE of Little Lake, CA · 16547 days ago · 3 km deep · 49 km away
  15. 1.815km NNE of Inyokern, CA · 16547 days ago · -1 km deep · 44 km away
  16. 2.212km SE of Lake Isabella, CA · 16544 days ago · 9 km deep · 94 km away
  17. 1.921km W of Johannesburg, CA · 16543 days ago · 5 km deep · 53 km away
  18. 2.212km N of Mojave, CA · 16539 days ago · 5 km deep · 90 km away
  19. 2.315km NNE of Inyokern, CA · 16538 days ago · 5 km deep · 44 km away
  20. 1.527km W of Inyokern, CA · 16535 days ago · 2 km deep · 73 km away
  21. 1.516km SSE of Barstow, CA · 16535 days ago · 8 km deep · 94 km away
  22. 1.612km N of Mojave, CA · 16533 days ago · 5 km deep · 90 km away
  23. 2.924km ENE of Coso Junction, CA · 16530 days ago · 3 km deep · 69 km away
  24. 2.130km N of Searles Valley, CA · 16526 days ago · 5 km deep · 55 km away
  25. 2.012km ENE of Little Lake, CA · 16525 days ago · 2 km deep · 64 km away
  26. 2.433km E of Johannesburg, CA · 16524 days ago · 5 km deep · 18 km away
  27. 3.117km NNE of Inyokern, CA · 16524 days ago · 2 km deep · 43 km away
  28. 2.816km NNE of Inyokern, CA · 16524 days ago · -1 km deep · 43 km away
  29. 2.915km NNE of Inyokern, CA · 16524 days ago · -1 km deep · 43 km away
  30. 2.614km NE of Inyokern, CA · 16524 days ago · -1 km deep · 43 km away
  31. 2.114km NE of Inyokern, CA · 16524 days ago · 5 km deep · 43 km away
  32. 3.116km NNE of Inyokern, CA · 16524 days ago · -1 km deep · 44 km away
  33. 2.212km NNE of Inyokern, CA · 16523 days ago · -1 km deep · 44 km away
  34. 2.014km NNE of Inyokern, CA · 16523 days ago · 0 km deep · 44 km away
  35. 1.816km N of Ridgecrest, CA · 16523 days ago · 6 km deep · 42 km away
  36. 1.832km ENE of Coso Junction, CA · 16518 days ago · -1 km deep · 69 km away
  37. 1.922km SW of Fort Irwin, CA · 16516 days ago · 1 km deep · 67 km away
  38. 1.519km SE of Little Lake, CA · 16516 days ago · 4 km deep · 49 km away
  39. 2.015km NNE of Inyokern, CA · 16516 days ago · 2 km deep · 43 km away
  40. 1.915km NE of Inyokern, CA · 16516 days ago · 4 km deep · 43 km away
  41. 1.817km W of Johannesburg, CA · 16515 days ago · 5 km deep · 50 km away
  42. 1.932km NE of Boron, CA · 16514 days ago · 5 km deep · 43 km away
  43. 3.021km WNW of Inyokern, CA · 16511 days ago · -1 km deep · 66 km away
  44. 2.418km WNW of Johannesburg, CA · 16510 days ago · 3 km deep · 48 km away
  45. 1.719km SE of Little Lake, CA · 16510 days ago · 3 km deep · 49 km away
  46. 2.118km WNW of Johannesburg, CA · 16510 days ago · 2 km deep · 49 km away
  47. 1.717km W of Johannesburg, CA · 16510 days ago · 4 km deep · 48 km away
  48. 1.918km WNW of Johannesburg, CA · 16510 days ago · 3 km deep · 49 km away
  49. 2.416km NNE of Inyokern, CA · 16510 days ago · 2 km deep · 43 km away
  50. 2.020km NNE of Inyokern, CA · 16507 days ago · 4 km deep · 45 km away
  51. 1.82km E of Little Lake, CA · 16505 days ago · 4 km deep · 66 km away
  52. 1.522km E of Coso Junction, CA · 16505 days ago · 5 km deep · 68 km away
  53. 2.013km SE of Olancha, CA · 16505 days ago · 5 km deep · 90 km away
  54. 1.612km ESE of Olancha, CA · 16504 days ago · 5 km deep · 91 km away
  55. 2.216km ENE of Coso Junction, CA · 16504 days ago · 5 km deep · 75 km away
  56. 2.017km ENE of Coso Junction, CA · 16504 days ago · 3 km deep · 76 km away
  57. 1.617km NE of Coso Junction, CA · 16504 days ago · 5 km deep · 78 km away
  58. 2.216km ENE of Coso Junction, CA · 16504 days ago · 5 km deep · 76 km away
  59. 2.916km ENE of Coso Junction, CA · 16504 days ago · 5 km deep · 76 km away
  60. 1.814km NE of Coso Junction, CA · 16503 days ago · 5 km deep · 78 km away

The first 60 of 63.

Before

  1. 2.39km ENE of Barstow, CA · 16564 days ago · 5 km deep · 77 km away
  2. 1.820km WNW of Johannesburg, CA · 16564 days ago · 5 km deep · 49 km away
  3. 2.68km NE of Coso Junction, CA · 16565 days ago · 5 km deep · 80 km away
  4. 2.310km NE of Coso Junction, CA · 16565 days ago · 5 km deep · 81 km away
  5. 2.78km NE of Coso Junction, CA · 16565 days ago · -1 km deep · 81 km away
  6. 1.89km NE of Coso Junction, CA · 16567 days ago · 5 km deep · 79 km away
  7. 3.18km NE of Coso Junction, CA · 16567 days ago · -1 km deep · 80 km away
  8. 2.133km NNW of Searles Valley, CA · 16571 days ago · -1 km deep · 58 km away
  9. 2.415km NNE of Inyokern, CA · 16577 days ago · -1 km deep · 44 km away
  10. 2.115km NNE of Inyokern, CA · 16577 days ago · -1 km deep · 44 km away
  11. 2.422km NNE of Trona, CA · 16578 days ago · 5 km deep · 45 km away
  12. 1.927km NW of Fort Irwin, CA · 16579 days ago · 2 km deep · 39 km away
  13. 2.422km ENE of Barstow, CA · 16580 days ago · 0 km deep · 79 km away
  14. 2.416km ENE of Little Lake, CA · 16581 days ago · 2 km deep · 63 km away
  15. 2.416km ENE of Little Lake, CA · 16581 days ago · 2 km deep · 63 km away
  16. 2.015km ENE of Little Lake, CA · 16581 days ago · 0 km deep · 64 km away
  17. 2.012km ESE of Johannesburg, CA · 16582 days ago · 4 km deep · 28 km away
  18. 1.618km SE of Little Lake, CA · 16586 days ago · -1 km deep · 50 km away
  19. 2.218km SE of Little Lake, CA · 16586 days ago · 0 km deep · 50 km away
  20. 2.319km SE of Little Lake, CA · 16586 days ago · 0 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci516780. Read Thu, Oct 1, 2026, 9:00 AM UTC.