California earthquakes

M1.8 earthquake 21km E of Coso Junction, CA

A magnitude 1.8 earthquake struck 21km E of Coso Junction, CA on Fri, Sep 28, 1990, 10:19 AM PDT (17:19 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M2.9 14km NE of Coso Junction, CA. This one was a foreshock.

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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
1990-09-28 17:19:58 UTC
Depth
0.9 km (0.5 mi), shallow
Epicenter
36.051° N, 117.712° 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.

Depth from
From location
Station coverage gap
211°, poorly surrounded by stations
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: 132 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 2.144km NW of Stovepipe Wells, CA · 13153 days ago · 4 km deep · 100 km away
  2. 1.623km ENE of Johannesburg, CA · 13151 days ago · 11 km deep · 75 km away
  3. 2.139km W of Shoshone, CA · 13151 days ago · 5 km deep · 92 km away
  4. 1.66km E of Lone Pine, CA · 13151 days ago · 4 km deep · 65 km away
  5. 1.830km W of Olancha, CA · 13151 days ago · 4 km deep · 61 km away
  6. 2.43km NE of Kernville, CA · 13150 days ago · 9 km deep · 69 km away
  7. 2.310km E of Ridgecrest, CA · 13150 days ago · 0 km deep · 49 km away
  8. 2.020km SE of Little Lake, CA · 13150 days ago · 3 km deep · 25 km away
  9. 1.910km NE of Coso Junction, CA · 13147 days ago · 3 km deep · 14 km away
  10. 1.924km WSW of Olancha, CA · 13146 days ago · 4 km deep · 51 km away
  11. 1.725km ENE of Coso Junction, CA · 13146 days ago · 0 km deep · 7 km away
  12. 1.725km N of Searles Valley, CA · 13146 days ago · 5 km deep · 24 km away
  13. 1.65km SE of Coso Junction, CA · 13146 days ago · 0 km deep · 19 km away
  14. 1.824km WSW of Olancha, CA · 13146 days ago · 4 km deep · 51 km away
  15. 1.724km WSW of Olancha, CA · 13145 days ago · 4 km deep · 52 km away
  16. 1.76km E of Johannesburg, CA · 13145 days ago · 3 km deep · 77 km away
  17. 2.339km ENE of Coso Junction, CA · 13145 days ago · 5 km deep · 23 km away
  18. 1.924km WSW of Olancha, CA · 13145 days ago · 4 km deep · 50 km away
  19. 1.524km WSW of Olancha, CA · 13145 days ago · 4 km deep · 52 km away
  20. 1.623km WSW of Olancha, CA · 13144 days ago · 4 km deep · 52 km away
  21. 1.79km E of Kernville, CA · 13144 days ago · 5 km deep · 65 km away
  22. 2.113km NW of Coso Junction, CA · 13144 days ago · 1 km deep · 31 km away
  23. 1.523km WSW of Olancha, CA · 13144 days ago · 4 km deep · 51 km away
  24. 2.124km WSW of Olancha, CA · 13143 days ago · 4 km deep · 51 km away
  25. 1.633km N of Kernville, CA · 13143 days ago · 4 km deep · 61 km away
  26. 2.024km WSW of Olancha, CA · 13143 days ago · 4 km deep · 51 km away
  27. 1.633km N of Kernville, CA · 13143 days ago · 4 km deep · 61 km away
  28. 2.020km SE of Bodfish, CA · 13142 days ago · 9 km deep · 86 km away
  29. 1.715km E of Coso Junction, CA · 13142 days ago · 0 km deep · 6 km away
  30. 1.913km NW of Coso Junction, CA · 13141 days ago · 1 km deep · 31 km away
  31. 2.212km SSW of Johannesburg, CA · 13141 days ago · 8 km deep · 86 km away
  32. 1.724km WSW of Olancha, CA · 13140 days ago · 4 km deep · 52 km away
  33. 2.19km E of Lone Pine, CA · 13139 days ago · 4 km deep · 65 km away
  34. 2.033km N of Kernville, CA · 13139 days ago · 4 km deep · 61 km away
  35. 2.025km WNW of Kernville, CA · 13139 days ago · 15 km deep · 89 km away
  36. 2.432km E of Johannesburg, CA · 13139 days ago · 3 km deep · 86 km away
  37. 2.914km NE of Coso Junction, CA · 13137 days ago · 3 km deep · 17 km away
  38. 2.514km NNE of Coso Junction, CA · 13137 days ago · 2 km deep · 19 km away
  39. 1.612km NE of Coso Junction, CA · 13137 days ago · 2 km deep · 16 km away
  40. 1.712km NE of Coso Junction, CA · 13137 days ago · 2 km deep · 16 km away
  41. 1.824km WSW of Olancha, CA · 13137 days ago · 4 km deep · 51 km away
  42. 2.344km E of Olancha, CA · 13136 days ago · 5 km deep · 32 km away
  43. 2.115km NNE of Coso Junction, CA · 13136 days ago · 2 km deep · 19 km away
  44. 1.612km NE of Coso Junction, CA · 13136 days ago · 2 km deep · 16 km away
  45. 2.615km NNE of Coso Junction, CA · 13136 days ago · 2 km deep · 19 km away
  46. 2.212km NE of Coso Junction, CA · 13136 days ago · 2 km deep · 16 km away
  47. 1.612km NE of Coso Junction, CA · 13136 days ago · 1 km deep · 16 km away
  48. 2.413km NE of Coso Junction, CA · 13136 days ago · 2 km deep · 17 km away
  49. 1.613km NE of Coso Junction, CA · 13135 days ago · 2 km deep · 16 km away
  50. 1.515km WSW of Little Lake, CA · 13135 days ago · 5 km deep · 36 km away
  51. 1.921km ENE of Little Lake, CA · 13134 days ago · 1 km deep · 1 km away
  52. 1.921km ENE of Little Lake, CA · 13134 days ago · 1 km deep · 1 km away
  53. 1.627km E of Olancha, CA · 13134 days ago · 2 km deep · 23 km away
  54. 1.613km NE of Little Lake, CA · 13133 days ago · 0 km deep · 9 km away
  55. 2.020km SE of Little Lake, CA · 13133 days ago · 4 km deep · 25 km away
  56. 1.744km E of Olancha, CA · 13133 days ago · 5 km deep · 35 km away
  57. 2.020km SE of Little Lake, CA · 13133 days ago · 4 km deep · 25 km away
  58. 1.714km NE of Coso Junction, CA · 13133 days ago · 7 km deep · 17 km away
  59. 2.444km E of Olancha, CA · 13132 days ago · 5 km deep · 33 km away
  60. 1.913km NE of Coso Junction, CA · 13132 days ago · 7 km deep · 17 km away

The first 60 of 132.

Before

  1. 1.812km NE of Coso Junction, CA · 13159 days ago · 1 km deep · 13 km away
  2. 2.028km ENE of Porterville, CA · 13159 days ago · 4 km deep · 90 km away
  3. 1.914km SSE of Bodfish, CA · 13160 days ago · 7 km deep · 91 km away
  4. 1.942km SW of Stovepipe Wells, CA · 13160 days ago · 5 km deep · 40 km away
  5. 2.518km N of Ridgecrest, CA · 13160 days ago · 3 km deep · 30 km away
  6. 1.811km E of Lone Pine, CA · 13162 days ago · 5 km deep · 63 km away
  7. 1.533km NNW of Fort Irwin, CA · 13162 days ago · 5 km deep · 97 km away
  8. 1.622km ESE of Lone Pine, CA · 13162 days ago · 4 km deep · 53 km away
  9. 1.519km N of Ridgecrest, CA · 13164 days ago · 3 km deep · 30 km away
  10. 1.541km ENE of Coso Junction, CA · 13165 days ago · 5 km deep · 25 km away
  11. 1.727km N of Searles Valley, CA · 13167 days ago · 5 km deep · 27 km away
  12. 1.514km NW of Coso Junction, CA · 13167 days ago · 4 km deep · 32 km away
  13. 2.929km SE of Porterville, CA · 13168 days ago · 5 km deep · 95 km away
  14. 1.918km N of Ridgecrest, CA · 13168 days ago · 3 km deep · 31 km away
  15. 1.54km NNE of Olancha, CA · 13169 days ago · 4 km deep · 39 km away
  16. 2.16km ESE of Lake Isabella, CA · 13170 days ago · 4 km deep · 80 km away
  17. 1.515km SSW of Olancha, CA · 13171 days ago · 4 km deep · 34 km away
  18. 2.514km SSW of Olancha, CA · 13171 days ago · 5 km deep · 33 km away
  19. 2.623km WNW of Inyokern, CA · 13171 days ago · 5 km deep · 44 km away
  20. 2.013km S of Olancha, CA · 13171 days ago · 1 km deep · 30 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci2005513. Read Sun, Oct 4, 2026, 10:21 AM UTC.