California earthquakes

M1.8 earthquake 25km SSE of Trona, CA

A magnitude 1.8 earthquake struck 25km SSE of Trona, CA on Sun, Aug 28, 1983, 6:49 AM PDT (13:49 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.3 32km W of Fort Irwin, 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.

Open the live map with earthquakes

The earthquake

Magnitude
1.8 (Mh), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1983-08-28 13:49:27 UTC
Depth
0.2 km (0.1 mi), shallow
Epicenter
35.574° N, 117.232° 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.

Magnitude uncertainty
±0.20
Depth from
Operator assigned
Station coverage gap
170°
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 71 in the 60 days after this one and 62 in the 30 days before it.

After

  1. 1.518km ESE of Little Lake, CA · 15743 days ago · 5 km deep · 56 km away
  2. 2.216km NE of Little Lake, CA · 15743 days ago · -1 km deep · 69 km away
  3. 2.015km NE of Little Lake, CA · 15743 days ago · 0 km deep · 69 km away
  4. 1.618km E of Coso Junction, CA · 15741 days ago · 0 km deep · 71 km away
  5. 1.85km SSW of Coso Junction, CA · 15740 days ago · 6 km deep · 82 km away
  6. 2.418km ENE of Coso Junction, CA · 15739 days ago · 5 km deep · 73 km away
  7. 1.916km E of Coso Junction, CA · 15739 days ago · 1 km deep · 71 km away
  8. 2.013km N of Ridgecrest, CA · 15739 days ago · 7 km deep · 44 km away
  9. 1.914km N of Ridgecrest, CA · 15739 days ago · 7 km deep · 44 km away
  10. 2.56km SSE of Coso Junction, CA · 15739 days ago · 4 km deep · 78 km away
  11. 1.616km NNE of Barstow, CA · 15736 days ago · 11 km deep · 64 km away
  12. 1.735km SE of Fort Irwin, CA · 15736 days ago · 3 km deep · 94 km away
  13. 2.224km NNE of California City, CA · 15735 days ago · 4 km deep · 68 km away
  14. 2.28km ESE of Barstow, CA · 15733 days ago · 9 km deep · 83 km away
  15. 1.725km WNW of Inyokern, CA · 15733 days ago · 4 km deep · 78 km away
  16. 1.614km ENE of Little Lake, CA · 15732 days ago · 2 km deep · 66 km away
  17. 1.822km SSW of Little Lake, CA · 15732 days ago · 3 km deep · 74 km away
  18. 2.633km S of Tecopa, CA · 15731 days ago · 5 km deep · 90 km away
  19. 1.510km NNE of Barstow, CA · 15729 days ago · 6 km deep · 70 km away
  20. 3.332km W of Fort Irwin, CA · 15728 days ago · 6 km deep · 42 km away
  21. 1.819km SE of Little Lake, CA · 15728 days ago · 5 km deep · 54 km away
  22. 1.720km SE of Little Lake, CA · 15727 days ago · 6 km deep · 54 km away
  23. 2.338km SSE of Fort Irwin, CA · 15727 days ago · 5 km deep · 94 km away
  24. 2.015km N of Mojave, CA · 15726 days ago · 5 km deep · 97 km away
  25. 1.612km SE of Olancha, CA · 15719 days ago · 1 km deep · 94 km away
  26. 2.223km ESE of Ridgecrest, CA · 15719 days ago · 6 km deep · 20 km away
  27. 1.716km NNE of Ridgecrest, CA · 15719 days ago · 5 km deep · 37 km away
  28. 1.522km NNE of Trona, CA · 15718 days ago · 5 km deep · 41 km away
  29. 1.619km SE of Little Lake, CA · 15716 days ago · 5 km deep · 54 km away
  30. 2.16km WNW of Fort Irwin, CA · 15714 days ago · 6 km deep · 55 km away
  31. 1.543km SW of Stovepipe Wells, CA · 15713 days ago · 4 km deep · 89 km away
  32. 1.620km SE of Little Lake, CA · 15713 days ago · 5 km deep · 53 km away
  33. 1.716km NNE of Inyokern, CA · 15711 days ago · 6 km deep · 49 km away
  34. 2.914km E of Coso Junction, CA · 15711 days ago · 3 km deep · 72 km away
  35. 2.412km NNE of Inyokern, CA · 15709 days ago · 9 km deep · 51 km away
  36. 2.214km NNE of Inyokern, CA · 15709 days ago · 5 km deep · 50 km away
  37. 1.614km NNE of Inyokern, CA · 15709 days ago · 5 km deep · 50 km away
  38. 1.620km W of Coso Junction, CA · 15708 days ago · 4 km deep · 97 km away
  39. 1.59km WNW of Searles Valley, CA · 15705 days ago · 4 km deep · 35 km away
  40. 1.711km WNW of Johannesburg, CA · 15705 days ago · 7 km deep · 50 km away
  41. 1.916km NNE of Inyokern, CA · 15705 days ago · 9 km deep · 54 km away
  42. 1.626km ENE of Coso Junction, CA · 15703 days ago · 2 km deep · 72 km away
  43. 2.010km NE of Little Lake, CA · 15703 days ago · 0 km deep · 72 km away
  44. 1.69km NE of Little Lake, CA · 15702 days ago · 3 km deep · 72 km away
  45. 1.810km NE of Little Lake, CA · 15702 days ago · 1 km deep · 72 km away
  46. 1.510km NE of Little Lake, CA · 15700 days ago · 3 km deep · 72 km away
  47. 1.738km ENE of Trona, CA · 15697 days ago · 5 km deep · 43 km away
  48. 1.626km ENE of Coso Junction, CA · 15697 days ago · 3 km deep · 72 km away
  49. 1.524km WNW of Inyokern, CA · 15696 days ago · 0 km deep · 77 km away
  50. 1.610km NE of Little Lake, CA · 15696 days ago · 1 km deep · 72 km away
  51. 2.219km SE of Little Lake, CA · 15695 days ago · 6 km deep · 54 km away
  52. 1.615km NE of Coso Junction, CA · 15693 days ago · 3 km deep · 82 km away
  53. 2.214km NE of Coso Junction, CA · 15693 days ago · 2 km deep · 81 km away
  54. 2.919km SE of Little Lake, CA · 15693 days ago · 3 km deep · 54 km away
  55. 2.118km SE of Little Lake, CA · 15693 days ago · 8 km deep · 55 km away
  56. 2.018km SE of Little Lake, CA · 15693 days ago · 7 km deep · 55 km away
  57. 2.825km SE of Bodfish, CA · 15692 days ago · 9 km deep · 98 km away
  58. 2.024km SE of Bodfish, CA · 15691 days ago · 9 km deep · 99 km away
  59. 1.66km SW of Little Lake, CA · 15691 days ago · 5 km deep · 75 km away
  60. 1.919km SE of Little Lake, CA · 15689 days ago · 6 km deep · 55 km away

The first 60 of 71.

Before

  1. 1.713km N of Ridgecrest, CA · 15744 days ago · 7 km deep · 45 km away
  2. 1.813km N of Ridgecrest, CA · 15745 days ago · 7 km deep · 45 km away
  3. 1.913km N of Ridgecrest, CA · 15745 days ago · 4 km deep · 45 km away
  4. 1.814km N of Ridgecrest, CA · 15745 days ago · 6 km deep · 45 km away
  5. 1.816km NE of Little Lake, CA · 15745 days ago · 0 km deep · 69 km away
  6. 1.613km N of Ridgecrest, CA · 15745 days ago · 4 km deep · 45 km away
  7. 2.416km N of Mojave, CA · 15747 days ago · 5 km deep · 96 km away
  8. 2.213km N of Ridgecrest, CA · 15747 days ago · 12 km deep · 45 km away
  9. 2.110km NNE of Inyokern, CA · 15748 days ago · 1 km deep · 50 km away
  10. 1.823km NNE of California City, CA · 15749 days ago · 4 km deep · 69 km away
  11. 2.029km E of Barstow, CA · 15752 days ago · 5 km deep · 85 km away
  12. 1.930km E of Barstow, CA · 15752 days ago · 5 km deep · 86 km away
  13. 1.730km E of Barstow, CA · 15752 days ago · 5 km deep · 86 km away
  14. 1.92km SW of Little Lake, CA · 15753 days ago · 4 km deep · 73 km away
  15. 2.035km NW of Baker, CA · 15753 days ago · 5 km deep · 82 km away
  16. 1.615km E of Little Lake, CA · 15754 days ago · 4 km deep · 61 km away
  17. 1.517km WSW of Little Lake, CA · 15755 days ago · 9 km deep · 84 km away
  18. 1.915km NNE of Inyokern, CA · 15755 days ago · 4 km deep · 50 km away
  19. 2.122km ENE of Coso Junction, CA · 15756 days ago · 5 km deep · 71 km away
  20. 2.336km WSW of Tecopa, CA · 15757 days ago · 5 km deep · 60 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci20786. Read Mon, Oct 5, 2026, 7:31 AM UTC.