California earthquakes

M2.0 earthquake 16 km S of Three Rocks, California

A magnitude 2.0 earthquake struck 16 km S of Three Rocks, California on Fri, Sep 30, 1983, 9:38 AM PDT (16:38 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.1 10 km NW of Coalinga, California. This one was a foreshock.

Coalinga 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
2.0 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1983-09-30 16:38:09 UTC
Depth
10.4 km (6.5 mi), shallow
Epicenter
36.358° N, 120.390° 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 0.8 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
164°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 199 in the 30 days before it.

After

  1. 2.76km SW of Huron, CA · 15707 days ago · 11 km deep · 31 km away
  2. 2.410 km WSW of Huron, California · 15707 days ago · 15 km deep · 27 km away
  3. 1.616 km NNW of Coalinga, California · 15707 days ago · 7 km deep · 9 km away
  4. 1.519 km NNW of Coalinga, California · 15707 days ago · 9 km deep · 9 km away
  5. 2.111 km NE of Coalinga, California · 15706 days ago · 7 km deep · 22 km away
  6. 1.514 km NNW of Coalinga, California · 15706 days ago · 6 km deep · 12 km away
  7. 1.612 km NE of Coalinga, California · 15706 days ago · 7 km deep · 20 km away
  8. 1.536 km WSW of Mendota, California · 15706 days ago · 3 km deep · 46 km away
  9. 1.612 km NW of Coalinga, California · 15706 days ago · 6 km deep · 16 km away
  10. 1.636 km SSW of South Dos Palos, California · 15706 days ago · 6 km deep · 51 km away
  11. 1.611 km W of Huron, California · 15706 days ago · 13 km deep · 21 km away
  12. 1.814 km N of Coalinga, California · 15706 days ago · 8 km deep · 10 km away
  13. 3.112 km W of Three Rocks, California · 15706 days ago · 10 km deep · 22 km away
  14. 2.14 km NW of Parkfield, California · 15706 days ago · 5 km deep · 49 km away
  15. 2.310 km NNE of Coalinga, California · 15706 days ago · 7 km deep · 17 km away
  16. 1.910 km NNE of Coalinga, California · 15706 days ago · 5 km deep · 18 km away
  17. 1.538 km SSW of South Dos Palos, California · 15705 days ago · 4 km deep · 49 km away
  18. 2.14 km NW of Parkfield, California · 15705 days ago · 5 km deep · 49 km away
  19. 2.75km WNW of Parkfield, CA · 15705 days ago · 9 km deep · 50 km away
  20. 1.69 km ESE of Coalinga, California · 15705 days ago · 8 km deep · 30 km away
  21. 1.69 km ESE of Coalinga, California · 15705 days ago · 8 km deep · 30 km away
  22. 2.117 km NNW of Coalinga, California · 15705 days ago · 7 km deep · 8 km away
  23. 1.615 km NW of Parkfield, California · 15704 days ago · 3 km deep · 43 km away
  24. 1.711 km SSW of Cantua Creek, California · 15704 days ago · 8 km deep · 6 km away
  25. 2.04 km NW of Parkfield, California · 15704 days ago · 4 km deep · 49 km away
  26. 1.610 km ENE of Coalinga, California · 15704 days ago · 13 km deep · 22 km away
  27. 1.612 km W of Huron, California · 15704 days ago · 6 km deep · 21 km away
  28. 1.612 km S of Tres Pinos, California · 15703 days ago · 3 km deep · 89 km away
  29. 1.77 km NE of Coalinga, California · 15703 days ago · 10 km deep · 22 km away
  30. 1.913 km N of Coalinga, California · 15703 days ago · 8 km deep · 11 km away
  31. 2.312 km N of Coalinga, California · 15702 days ago · 10 km deep · 12 km away
  32. 1.515 km W of Three Rocks, California · 15702 days ago · 7 km deep · 22 km away
  33. 2.39 km S of Tres Pinos, California · 15701 days ago · 4 km deep · 93 km away
  34. 2.410 km NNW of Coalinga, California · 15701 days ago · 7 km deep · 16 km away
  35. 3.010 km SSE of Three Rocks, California · 15701 days ago · 8 km deep · 6 km away
  36. 1.613 km NNE of Coalinga, California · 15701 days ago · 7 km deep · 13 km away
  37. 1.99 km W of Volta, California · 15700 days ago · 6 km deep · 100 km away
  38. 2.110 km WSW of Huron, California · 15700 days ago · 9 km deep · 28 km away
  39. 3.811 km NNE of Coalinga, California · 15700 days ago · 6 km deep · 17 km away
  40. 1.610 km NE of Coalinga, California · 15700 days ago · 4 km deep · 19 km away
  41. 1.51 km SSW of Coalinga, California · 15700 days ago · 11 km deep · 25 km away
  42. 1.915 km NNW of Coalinga, California · 15700 days ago · 7 km deep · 10 km away
  43. 1.537 km SSW of South Dos Palos, California · 15699 days ago · 5 km deep · 50 km away
  44. 1.718 km NNW of Coalinga, California · 15699 days ago · 9 km deep · 11 km away
  45. 1.512 km WSW of Huron, California · 15699 days ago · 2 km deep · 29 km away
  46. 1.910 km NNW of Avenal, California · 15698 days ago · 8 km deep · 35 km away
  47. 1.59 km NNE of Coalinga, California · 15698 days ago · 9 km deep · 16 km away
  48. 1.9Central California · 15698 days ago · 10 km deep · 19 km away
  49. 1.816 km N of Coalinga, California · 15698 days ago · 9 km deep · 8 km away
  50. 2.311 km N of Coalinga, California · 15698 days ago · 9 km deep · 14 km away
  51. 1.612 km N of Coalinga, California · 15698 days ago · 9 km deep · 13 km away
  52. 2.516 km NNW of Coalinga, California · 15697 days ago · 7 km deep · 10 km away
  53. 2.521 km NE of Soledad, California · 15697 days ago · 5 km deep · 74 km away
  54. 2.015 km NNW of Coalinga, California · 15697 days ago · 4 km deep · 12 km away
  55. 1.637 km ENE of Greenfield, California · 15697 days ago · 14 km deep · 48 km away
  56. 1.68 km SSW of Tres Pinos, California · 15696 days ago · 7 km deep · 94 km away
  57. 3.18 km ENE of Coalinga, California · 15696 days ago · 9 km deep · 24 km away
  58. 2.422 km NE of Soledad, California · 15696 days ago · 4 km deep · 75 km away
  59. 2.421 km NE of Soledad, California · 15696 days ago · 5 km deep · 74 km away
  60. 2.515 km SSW of Lockwood, California · 15695 days ago · 6 km deep · 91 km away

The first 60 of at least 200.

Before

  1. 1.611 km W of Huron, California · 15707 days ago · 6 km deep · 22 km away
  2. 1.513 km NNW of Coalinga, California · 15707 days ago · 6 km deep · 12 km away
  3. 1.59 km NNW of Coalinga, California · 15707 days ago · 7 km deep · 16 km away
  4. 1.99 km ENE of Coalinga, California · 15707 days ago · 9 km deep · 25 km away
  5. 2.715 km NNW of Coalinga, California · 15707 days ago · 3 km deep · 13 km away
  6. 1.724 km NE of Greenfield, California · 15708 days ago · 7 km deep · 60 km away
  7. 1.610 km N of Coalinga, California · 15708 days ago · 7 km deep · 14 km away
  8. 1.812 km WSW of Huron, California · 15708 days ago · 9 km deep · 27 km away
  9. 2.139 km SSW of South Dos Palos, California · 15708 days ago · 4 km deep · 49 km away
  10. 2.539 km SSW of South Dos Palos, California · 15708 days ago · 3 km deep · 49 km away
  11. 1.6Central California · 15708 days ago · 11 km deep · 5 km away
  12. 2.138 km SSW of South Dos Palos, California · 15708 days ago · 5 km deep · 49 km away
  13. 3.237 km SSW of South Dos Palos, California · 15708 days ago · -1 km deep · 48 km away
  14. 2.638 km SSW of South Dos Palos, California · 15708 days ago · 4 km deep · 49 km away
  15. 1.513 km N of Coalinga, California · 15708 days ago · 9 km deep · 11 km away
  16. 2.011 km N of Coalinga, California · 15709 days ago · 8 km deep · 12 km away
  17. 1.811 km E of Coalinga, California · 15709 days ago · 7 km deep · 27 km away
  18. 1.99 km NNE of Coalinga, California · 15709 days ago · 9 km deep · 17 km away
  19. 3.212 km NW of Coalinga, California · 15710 days ago · 4 km deep · 16 km away
  20. 1.611 km NNE of Coalinga, California · 15710 days ago · 8 km deep · 17 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1104036 (also filed as ci16693). Read Thu, Oct 1, 2026, 4:18 PM UTC.