California earthquakes

M1.8 earthquake 24 km SW of Firebaugh, California

A magnitude 1.8 earthquake struck 24 km SW of Firebaugh, California on Sun, Feb 6, 1983, 1:58 AM PST (09:58 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.4 37 km SSW of South Dos Palos, California. This one was a foreshock.

Firebaugh 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 (md), micro
Local time
UTC
1983-02-06 09:58:58 UTC
Depth
1.3 km (0.8 mi), shallow
Epicenter
36.720° N, 120.673° 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 5.4 km horizontally, 8.0 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
282°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 143 in the 60 days after this one and 75 in the 30 days before it.

After

  1. 2.321 km NE of Soledad, California · 15941 days ago · 6 km deep · 47 km away
  2. 2.121 km NNE of Soledad, California · 15941 days ago · 6 km deep · 48 km away
  3. 2.537 km SSW of South Dos Palos, California · 15941 days ago · 5 km deep · 18 km away
  4. 2.06 km WSW of Gilroy, California · 15941 days ago · 5 km deep · 91 km away
  5. 2.06 km WSW of Gilroy, California · 15941 days ago · 5 km deep · 91 km away
  6. 1.66 km WSW of Gilroy, California · 15941 days ago · 5 km deep · 90 km away
  7. 3.013 km SSW of South Dos Palos, California · 15940 days ago · 4 km deep · 17 km away
  8. 1.96 km SSW of Tres Pinos, California · 15940 days ago · 4 km deep · 61 km away
  9. 1.66 km SSW of Tres Pinos, California · 15939 days ago · 5 km deep · 61 km away
  10. 2.010 km S of Tres Pinos, California · 15939 days ago · 5 km deep · 58 km away
  11. 2.021 km SSE of Tres Pinos, California · 15937 days ago · 4 km deep · 50 km away
  12. 2.09 km ENE of Morgan Hill, California · 15937 days ago · 6 km deep · 92 km away
  13. 1.99 km NNE of San Martin, California · 15937 days ago · 5 km deep · 92 km away
  14. 1.637 km SSW of South Dos Palos, California · 15937 days ago · 7 km deep · 17 km away
  15. 2.15 km SE of Tres Pinos, California · 15936 days ago · 7 km deep · 54 km away
  16. 1.87 km E of Gilroy, California · 15936 days ago · 4 km deep · 80 km away
  17. 1.56 km SSW of Tres Pinos, California · 15936 days ago · 4 km deep · 61 km away
  18. 2.324 km NE of Greenfield, California · 15935 days ago · 7 km deep · 44 km away
  19. 2.137 km SSW of South Dos Palos, California · 15934 days ago · 4 km deep · 18 km away
  20. 1.65 km WNW of Three Rocks, California · 15934 days ago · 6 km deep · 30 km away
  21. 1.87 km NE of San Juan Bautista, California · 15933 days ago · 6 km deep · 74 km away
  22. 1.819 km NW of Coalinga, California · 15933 days ago · 9 km deep · 52 km away
  23. 2.010 km W of Volta, California · 15933 days ago · 7 km deep · 53 km away
  24. 1.829 km WSW of Three Rocks, California · 15933 days ago · 10 km deep · 34 km away
  25. 1.74 km SW of Tres Pinos, California · 15932 days ago · 8 km deep · 61 km away
  26. 2.917 km SSE of Tres Pinos, California · 15932 days ago · 7 km deep · 53 km away
  27. 2.122 km NE of Soledad, California · 15931 days ago · 2 km deep · 45 km away
  28. 2.13 km ESE of Tres Pinos, California · 15930 days ago · 9 km deep · 55 km away
  29. 1.622 km NE of San Ardo, California · 15930 days ago · 2 km deep · 61 km away
  30. 2.124 km S of Los Banos, California · 15930 days ago · 0 km deep · 24 km away
  31. 1.622 km ENE of Soledad, California · 15930 days ago · 2 km deep · 45 km away
  32. 1.824 km NNE of San Lucas, California · 15930 days ago · 6 km deep · 48 km away
  33. 2.76 km NE of Ridgemark, California · 15929 days ago · 6 km deep · 59 km away
  34. 2.621 km SSE of Tres Pinos, California · 15929 days ago · 5 km deep · 51 km away
  35. 1.522 km NE of Soledad, California · 15929 days ago · 6 km deep · 47 km away
  36. 1.922 km NE of San Lucas, California · 15928 days ago · 8 km deep · 53 km away
  37. 2.522 km NE of San Lucas, California · 15928 days ago · 11 km deep · 54 km away
  38. 2.924 km NE of Greenfield, California · 15928 days ago · 2 km deep · 43 km away
  39. 1.822 km NE of Soledad, California · 15927 days ago · 3 km deep · 45 km away
  40. 2.512 km S of Tres Pinos, California · 15927 days ago · 5 km deep · 56 km away
  41. 2.23 km S of San Juan Bautista, California · 15926 days ago · 6 km deep · 77 km away
  42. 1.712 km S of Tres Pinos, California · 15926 days ago · 2 km deep · 57 km away
  43. 2.69 km ENE of Morgan Hill, California · 15926 days ago · 2 km deep · 93 km away
  44. 3.09 km ENE of Morgan Hill, California · 15926 days ago · 4 km deep · 92 km away
  45. 2.39 km ENE of Morgan Hill, California · 15926 days ago · 2 km deep · 92 km away
  46. 1.722 km NE of Soledad, California · 15926 days ago · 2 km deep · 45 km away
  47. 1.812 km ENE of Hollister, California · 15925 days ago · 7 km deep · 58 km away
  48. 1.89 km ENE of Morgan Hill, California · 15925 days ago · 1 km deep · 92 km away
  49. 2.67 km E of Gilroy, California · 15924 days ago · 4 km deep · 78 km away
  50. 1.625 km ENE of Greenfield, California · 15923 days ago · 0 km deep · 43 km away
  51. 1.531 km SE of Tres Pinos, California · 15922 days ago · 8 km deep · 36 km away
  52. 1.721 km NE of Soledad, California · 15921 days ago · 2 km deep · 46 km away
  53. 1.920 km SSE of Tres Pinos, California · 15921 days ago · 4 km deep · 51 km away
  54. 2.219 km NNW of Coalinga, California · 15921 days ago · 8 km deep · 51 km away
  55. 1.817 km SSE of Tres Pinos, California · 15921 days ago · 4 km deep · 53 km away
  56. 2.07 km WSW of Gilroy, California · 15920 days ago · 5 km deep · 92 km away
  57. 1.722 km SW of South Dos Palos, California · 15920 days ago · 12 km deep · 20 km away
  58. 1.523 km ENE of Soledad, California · 15920 days ago · 2 km deep · 44 km away
  59. 1.68 km NE of San Martin, California · 15920 days ago · 2 km deep · 92 km away
  60. 1.837 km SSW of South Dos Palos, California · 15920 days ago · -1 km deep · 18 km away

The first 60 of 143.

Before

  1. 1.912 km NW of Parkfield, California · 15942 days ago · 7 km deep · 83 km away
  2. 1.527 km NE of Soledad, California · 15942 days ago · 6 km deep · 41 km away
  3. 1.637 km SSW of South Dos Palos, California · 15942 days ago · 3 km deep · 18 km away
  4. 2.136 km SSW of South Dos Palos, California · 15942 days ago · 6 km deep · 17 km away
  5. 2.538 km SSW of South Dos Palos, California · 15942 days ago · 7 km deep · 19 km away
  6. 2.037 km SSW of South Dos Palos, California · 15942 days ago · 5 km deep · 18 km away
  7. 2.036 km SSW of South Dos Palos, California · 15942 days ago · 7 km deep · 17 km away
  8. 4.237 km SSW of South Dos Palos, California · 15942 days ago · 7 km deep · 18 km away
  9. 1.97 km NW of Parkfield, California · 15943 days ago · 10 km deep · 88 km away
  10. 1.828 km ENE of Soledad, California · 15943 days ago · 8 km deep · 39 km away
  11. 1.819 km NW of Parkfield, California · 15943 days ago · 4 km deep · 77 km away
  12. 2.121 km NW of Parkfield, California · 15943 days ago · 3 km deep · 76 km away
  13. 2.07 km NNW of Avenal, California · 15944 days ago · 9 km deep · 86 km away
  14. 1.621 km NW of Parkfield, California · 15945 days ago · 3 km deep · 76 km away
  15. 1.824 km SW of Three Rocks, California · 15946 days ago · 12 km deep · 46 km away
  16. 2.422 km NNE of Soledad, California · 15947 days ago · 9 km deep · 49 km away
  17. 1.723 km NE of King City, California · 15947 days ago · 5 km deep · 48 km away
  18. 1.723 km NE of San Ardo, California · 15947 days ago · -1 km deep · 59 km away
  19. 2.321 km NNE of Soledad, California · 15948 days ago · 8 km deep · 49 km away
  20. 1.621 km NE of Soledad, California · 15949 days ago · 3 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1087476. Read Tue, Sep 29, 2026, 9:29 PM UTC.