California earthquakes

M1.6 earthquake 11 km NNE of Coalinga, California

A magnitude 1.6 earthquake struck 11 km NNE of Coalinga, California on Tue, Sep 27, 1983, 8:32 AM PDT (15:32 UTC), 8 km (5 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
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1983-09-27 15:32:16 UTC
Depth
7.8 km (4.9 mi), shallow
Epicenter
36.229° N, 120.291° 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 0.3 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
114°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 195 in the 60 days after this one and 199 in the 30 days before it.

After

  1. 3.212 km NW of Coalinga, California · 15710 days ago · 4 km deep · 14 km away
  2. 1.99 km NNE of Coalinga, California · 15710 days ago · 9 km deep · 2 km away
  3. 1.811 km E of Coalinga, California · 15710 days ago · 7 km deep · 10 km away
  4. 2.011 km N of Coalinga, California · 15709 days ago · 8 km deep · 8 km away
  5. 1.513 km N of Coalinga, California · 15709 days ago · 9 km deep · 7 km away
  6. 2.638 km SSW of South Dos Palos, California · 15709 days ago · 4 km deep · 65 km away
  7. 3.237 km SSW of South Dos Palos, California · 15709 days ago · -1 km deep · 65 km away
  8. 2.138 km SSW of South Dos Palos, California · 15709 days ago · 5 km deep · 65 km away
  9. 1.6Central California · 15709 days ago · 11 km deep · 12 km away
  10. 2.539 km SSW of South Dos Palos, California · 15709 days ago · 3 km deep · 65 km away
  11. 2.139 km SSW of South Dos Palos, California · 15709 days ago · 4 km deep · 65 km away
  12. 1.812 km WSW of Huron, California · 15709 days ago · 9 km deep · 10 km away
  13. 1.610 km N of Coalinga, California · 15708 days ago · 7 km deep · 8 km away
  14. 1.724 km NE of Greenfield, California · 15708 days ago · 7 km deep · 73 km away
  15. 2.715 km NNW of Coalinga, California · 15708 days ago · 3 km deep · 15 km away
  16. 1.99 km ENE of Coalinga, California · 15708 days ago · 9 km deep · 8 km away
  17. 1.59 km NNW of Coalinga, California · 15708 days ago · 7 km deep · 11 km away
  18. 1.513 km NNW of Coalinga, California · 15708 days ago · 6 km deep · 11 km away
  19. 1.611 km W of Huron, California · 15708 days ago · 6 km deep · 6 km away
  20. 2.016 km S of Three Rocks, California · 15707 days ago · 10 km deep · 17 km away
  21. 2.76km SW of Huron, CA · 15707 days ago · 11 km deep · 15 km away
  22. 2.410 km WSW of Huron, California · 15707 days ago · 15 km deep · 10 km away
  23. 1.616 km NNW of Coalinga, California · 15707 days ago · 7 km deep · 13 km away
  24. 1.519 km NNW of Coalinga, California · 15707 days ago · 9 km deep · 16 km away
  25. 2.111 km NE of Coalinga, California · 15707 days ago · 7 km deep · 5 km away
  26. 1.514 km NNW of Coalinga, California · 15707 days ago · 6 km deep · 12 km away
  27. 1.612 km NE of Coalinga, California · 15707 days ago · 7 km deep · 4 km away
  28. 1.536 km WSW of Mendota, California · 15707 days ago · 3 km deep · 63 km away
  29. 1.612 km NW of Coalinga, California · 15707 days ago · 6 km deep · 14 km away
  30. 1.636 km SSW of South Dos Palos, California · 15706 days ago · 6 km deep · 67 km away
  31. 1.611 km W of Huron, California · 15706 days ago · 13 km deep · 5 km away
  32. 1.814 km N of Coalinga, California · 15706 days ago · 8 km deep · 10 km away
  33. 3.112 km W of Three Rocks, California · 15706 days ago · 10 km deep · 39 km away
  34. 2.14 km NW of Parkfield, California · 15706 days ago · 5 km deep · 38 km away
  35. 2.310 km NNE of Coalinga, California · 15706 days ago · 7 km deep · 1 km away
  36. 1.910 km NNE of Coalinga, California · 15706 days ago · 5 km deep · 1 km away
  37. 1.538 km SSW of South Dos Palos, California · 15706 days ago · 4 km deep · 66 km away
  38. 2.14 km NW of Parkfield, California · 15706 days ago · 5 km deep · 38 km away
  39. 2.75km WNW of Parkfield, CA · 15706 days ago · 9 km deep · 40 km away
  40. 1.69 km ESE of Coalinga, California · 15706 days ago · 8 km deep · 14 km away
  41. 1.69 km ESE of Coalinga, California · 15706 days ago · 8 km deep · 14 km away
  42. 2.117 km NNW of Coalinga, California · 15705 days ago · 7 km deep · 13 km away
  43. 1.615 km NW of Parkfield, California · 15705 days ago · 3 km deep · 35 km away
  44. 1.711 km SSW of Cantua Creek, California · 15705 days ago · 8 km deep · 19 km away
  45. 2.04 km NW of Parkfield, California · 15704 days ago · 4 km deep · 38 km away
  46. 1.610 km ENE of Coalinga, California · 15704 days ago · 13 km deep · 5 km away
  47. 1.612 km W of Huron, California · 15704 days ago · 6 km deep · 5 km away
  48. 1.77 km NE of Coalinga, California · 15704 days ago · 10 km deep · 6 km away
  49. 1.913 km N of Coalinga, California · 15704 days ago · 8 km deep · 8 km away
  50. 2.312 km N of Coalinga, California · 15702 days ago · 10 km deep · 8 km away
  51. 1.515 km W of Three Rocks, California · 15702 days ago · 7 km deep · 39 km away
  52. 2.410 km NNW of Coalinga, California · 15701 days ago · 7 km deep · 12 km away
  53. 3.010 km SSE of Three Rocks, California · 15701 days ago · 8 km deep · 21 km away
  54. 1.613 km NNE of Coalinga, California · 15701 days ago · 7 km deep · 4 km away
  55. 2.110 km WSW of Huron, California · 15700 days ago · 9 km deep · 11 km away
  56. 3.811 km NNE of Coalinga, California · 15700 days ago · 6 km deep · 0 km away
  57. 1.610 km NE of Coalinga, California · 15700 days ago · 4 km deep · 3 km away
  58. 1.51 km SSW of Coalinga, California · 15700 days ago · 11 km deep · 13 km away
  59. 1.915 km NNW of Coalinga, California · 15700 days ago · 7 km deep · 12 km away
  60. 1.537 km SSW of South Dos Palos, California · 15699 days ago · 5 km deep · 66 km away

The first 60 of 195.

Before

  1. 2.716 km NNW of Coalinga, California · 15711 days ago · 7 km deep · 13 km away
  2. 2.113 km N of Coalinga, California · 15711 days ago · 8 km deep · 7 km away
  3. 2.026 km ENE of Soledad, California · 15711 days ago · 4 km deep · 76 km away
  4. 1.69 km N of Coalinga, California · 15711 days ago · 10 km deep · 7 km away
  5. 1.813 km N of Coalinga, California · 15711 days ago · 9 km deep · 8 km away
  6. 1.5Central California · 15711 days ago · 3 km deep · 16 km away
  7. 3.016 km NNW of Coalinga, California · 15711 days ago · 7 km deep · 13 km away
  8. 1.611 km N of Coalinga, California · 15711 days ago · 7 km deep · 9 km away
  9. 1.937 km SSW of South Dos Palos, California · 15711 days ago · 5 km deep · 71 km away
  10. 1.828 km NE of Greenfield, California · 15711 days ago · 6 km deep · 68 km away
  11. 1.77 km ENE of Coalinga, California · 15711 days ago · 8 km deep · 7 km away
  12. 2.121 km NE of Soledad, California · 15711 days ago · 7 km deep · 86 km away
  13. 1.810 km NE of Coalinga, California · 15711 days ago · 7 km deep · 2 km away
  14. 1.821 km NW of Parkfield, California · 15712 days ago · 4 km deep · 35 km away
  15. 1.915 km NNW of Coalinga, California · 15712 days ago · 8 km deep · 12 km away
  16. 2.112 km N of Coalinga, California · 15712 days ago · 8 km deep · 9 km away
  17. 1.812 km NNW of Coalinga, California · 15712 days ago · 3 km deep · 13 km away
  18. 1.57 km SSW of Cantua Creek, California · 15712 days ago · 2 km deep · 24 km away
  19. 2.34 km ENE of Coalinga, California · 15712 days ago · 13 km deep · 8 km away
  20. 1.526 km ENE of Soledad, California · 15712 days ago · 6 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1103813. Read Fri, Oct 2, 2026, 3:49 AM UTC.