California earthquakes

M1.8 earthquake 8 km NE of Avenal, California

A magnitude 1.8 earthquake struck 8 km NE of Avenal, California on Thu, Dec 20, 1990, 10:16 AM PST (18:16 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.6 4 km N of Coalinga, California. This one was a foreshock.

Avenal 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, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1990-12-20 18:16:35 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
36.052° N, 120.062° 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 0.5 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.41
Depth from
From location
Station coverage gap
162°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 63 in the 60 days after this one and 40 in the 30 days before it.

After

  1. 1.711 km SW of Huron, California · 13071 days ago · 6 km deep · 13 km away
  2. 1.622 km NE of San Lucas, California · 13070 days ago · 7 km deep · 74 km away
  3. 2.612km ENE of McFarland, CA · 13070 days ago · 5 km deep · 93 km away
  4. 1.712 km N of Coalinga, California · 13069 days ago · 8 km deep · 35 km away
  5. 1.621 km S of Kettleman City, California · 13066 days ago · 12 km deep · 28 km away
  6. 2.218 km NW of Parkfield, California · 13065 days ago · 4 km deep · 46 km away
  7. 2.518 km NW of Parkfield, California · 13065 days ago · 4 km deep · 46 km away
  8. 2.217 km NW of Parkfield, California · 13065 days ago · 4 km deep · 46 km away
  9. 2.97km ENE of Avenal, CA · 13065 days ago · 10 km deep · 4 km away
  10. 1.612 km N of Coalinga, California · 13062 days ago · 8 km deep · 36 km away
  11. 2.012 km NNE of Coalinga, California · 13059 days ago · 10 km deep · 30 km away
  12. 1.86 km NNE of Avenal, California · 13058 days ago · 8 km deep · 5 km away
  13. 2.015 km S of Lake Nacimiento, California · 13058 days ago · 3 km deep · 90 km away
  14. 2.616 km NW of Parkfield, California · 13057 days ago · 4 km deep · 45 km away
  15. 2.310 km SSE of Huron, California · 13057 days ago · 7 km deep · 7 km away
  16. 1.910 km NNW of Avenal, California · 13056 days ago · 8 km deep · 10 km away
  17. 1.615 km NW of Coalinga, California · 13054 days ago · 7 km deep · 43 km away
  18. 1.924 km ENE of San Ardo, California · 13053 days ago · 9 km deep · 55 km away
  19. 3.11 km WNW of Parkfield, California · 13051 days ago · 6 km deep · 38 km away
  20. 1.826km NW of Buttonwillow, CA · 13051 days ago · 5 km deep · 64 km away
  21. 1.527km NW of Buttonwillow, CA · 13051 days ago · 5 km deep · 63 km away
  22. 1.728km NW of Buttonwillow, CA · 13051 days ago · 5 km deep · 62 km away
  23. 1.927km NW of Buttonwillow, CA · 13050 days ago · 5 km deep · 63 km away
  24. 3.64 km N of Coalinga, California · 13047 days ago · 12 km deep · 31 km away
  25. 2.08 km SE of Cantua Creek, California · 13046 days ago · 11 km deep · 48 km away
  26. 1.57 km W of Garden Farms, California · 13045 days ago · 5 km deep · 91 km away
  27. 1.911 km E of Coalinga, California · 13044 days ago · 8 km deep · 17 km away
  28. 2.126 km NE of King City, California · 13043 days ago · 6 km deep · 87 km away
  29. 1.923 km NE of King City, California · 13042 days ago · 5 km deep · 88 km away
  30. 2.224 km NE of Greenfield, California · 13041 days ago · 7 km deep · 99 km away
  31. 1.89 km SW of Huron, California · 13041 days ago · 7 km deep · 14 km away
  32. 2.914 km NNE of Shandon, California · 13040 days ago · 8 km deep · 39 km away
  33. 2.923 km ENE of San Lucas, California · 13040 days ago · 8 km deep · 69 km away
  34. 1.911km N of Simmler, CA · 13039 days ago · 4 km deep · 67 km away
  35. 1.67 km ENE of Coalinga, California · 13038 days ago · 9 km deep · 24 km away
  36. 1.522 km NW of Parkfield, California · 13037 days ago · 3 km deep · 49 km away
  37. 1.58 km SW of Atascadero, California · 13037 days ago · 5 km deep · 91 km away
  38. 1.73 km N of Avenal, California · 13036 days ago · 12 km deep · 7 km away
  39. 1.78 km NE of Parkfield, California · 13036 days ago · 10 km deep · 30 km away
  40. 2.04 km SSW of Lemoore Station, California · 13033 days ago · 17 km deep · 23 km away
  41. 1.923 km ENE of San Lucas, California · 13033 days ago · 5 km deep · 68 km away
  42. 1.8Central California · 13033 days ago · 10 km deep · 41 km away
  43. 1.721 km NW of Parkfield, California · 13029 days ago · 1 km deep · 48 km away
  44. 1.816 km NNW of Coalinga, California · 13027 days ago · 7 km deep · 40 km away
  45. 2.814 km NNE of Shandon, California · 13026 days ago · 8 km deep · 39 km away
  46. 1.914 km NNE of Shandon, California · 13026 days ago · 8 km deep · 39 km away
  47. 1.62 km S of Avenal, California · 13026 days ago · 14 km deep · 10 km away
  48. 1.818 km NW of Parkfield, California · 13025 days ago · 4 km deep · 46 km away
  49. 2.012 km NW of Parkfield, California · 13025 days ago · 10 km deep · 43 km away
  50. 1.67 km W of Kettleman City, California · 13024 days ago · 10 km deep · 4 km away
  51. 1.69 km NE of Cambria, California · 13022 days ago · 8 km deep · 97 km away
  52. 1.710 km NE of Cambria, California · 13022 days ago · 7 km deep · 97 km away
  53. 1.510 km NE of Cambria, California · 13022 days ago · 6 km deep · 97 km away
  54. 1.628 km SSW of South Dos Palos, California · 13022 days ago · -1 km deep · 95 km away
  55. 1.624 km NE of King City, California · 13021 days ago · 5 km deep · 90 km away
  56. 1.99 km NW of Parkfield, California · 13020 days ago · 8 km deep · 41 km away
  57. 1.910 km SSW of Stratford, California · 13020 days ago · 11 km deep · 17 km away
  58. 2.17 km NNE of Coalinga, California · 13018 days ago · 10 km deep · 28 km away
  59. 1.96 km NNE of Coalinga, California · 13018 days ago · 9 km deep · 29 km away
  60. 1.97 km NNE of Coalinga, California · 13018 days ago · 9 km deep · 29 km away

The first 60 of 63.

Before

  1. 1.54 km WNW of Lake Nacimiento, California · 13073 days ago · 11 km deep · 84 km away
  2. 2.84 km S of Oak Shores, California · 13073 days ago · 5 km deep · 91 km away
  3. 1.611 km NNE of Coalinga, California · 13077 days ago · 10 km deep · 29 km away
  4. 1.935 km W of Three Rocks, California · 13077 days ago · 0 km deep · 84 km away
  5. 2.030 km W of Three Rocks, California · 13080 days ago · 8 km deep · 81 km away
  6. 1.512 km SE of Huron, California · 13080 days ago · 7 km deep · 8 km away
  7. 1.93 km WSW of Avenal, California · 13082 days ago · 19 km deep · 11 km away
  8. 3.23 km WSW of Avenal, California · 13082 days ago · 16 km deep · 11 km away
  9. 1.63 km W of Avenal, California · 13082 days ago · 15 km deep · 11 km away
  10. 2.33 km W of Avenal, California · 13082 days ago · 14 km deep · 11 km away
  11. 2.424 km NE of Greenfield, California · 13083 days ago · 2 km deep · 98 km away
  12. 1.51km SSE of Delano, CA · 13084 days ago · 5 km deep · 81 km away
  13. 2.17 km ENE of Avenal, California · 13086 days ago · 9 km deep · 2 km away
  14. 2.48 km SSW of Huron, California · 13087 days ago · 9 km deep · 10 km away
  15. 1.78 km NW of Parkfield, California · 13088 days ago · 10 km deep · 42 km away
  16. 1.89 km WNW of Parkfield, California · 13088 days ago · 10 km deep · 43 km away
  17. 2.225 km NNE of San Ardo, California · 13089 days ago · 6 km deep · 64 km away
  18. 1.86 km NNE of Avenal, California · 13089 days ago · 8 km deep · 5 km away
  19. 2.711 km NW of Avenal, California · 13089 days ago · 10 km deep · 13 km away
  20. 2.419 km W of Lost Hills, California · 13090 days ago · 7 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc203349. Read Sun, Oct 4, 2026, 9:14 AM UTC.