California earthquakes

M2.3 earthquake 8 km S of Huron, California

A magnitude 2.3 earthquake struck 8 km S of Huron, California on Wed, Aug 26, 1987, 7:43 AM PDT (14:43 UTC), 6 km (3 mi) below the surface.

A larger quake followed: M4.8 22 km NE of San Ardo, California. This one was a foreshock.

Huron 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
2.3 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1987-08-26 14:43:26 UTC
Depth
5.5 km (3.4 mi), shallow
Epicenter
36.126° N, 120.117° 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, 0.4 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
162°
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 67 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 2.38 km W of Huron, California · 14281 days ago · 15 km deep · 11 km away
  2. 2.09 km SE of Avenal, California · 14280 days ago · -1 km deep · 21 km away
  3. 2.312 km NW of Parkfield, California · 14279 days ago · 10 km deep · 40 km away
  4. 1.512 km SW of Huron, California · 14278 days ago · 13 km deep · 8 km away
  5. 1.7Central California · 14278 days ago · 11 km deep · 41 km away
  6. 2.9Central California · 14278 days ago · 6 km deep · 63 km away
  7. 2.311 km SSW of Three Rocks, California · 14278 days ago · 10 km deep · 42 km away
  8. 1.92 km S of Oak Shores, California · 14276 days ago · 8 km deep · 88 km away
  9. 2.032 km WNW of Three Rocks, California · 14276 days ago · 7 km deep · 77 km away
  10. 1.81 km NW of Three Rocks, California · 14275 days ago · 5 km deep · 50 km away
  11. 1.823 km NNE of San Lucas, California · 14274 days ago · 6 km deep · 73 km away
  12. 1.823 km NW of Parkfield, California · 14268 days ago · 6 km deep · 45 km away
  13. 1.524 km NE of Greenfield, California · 14267 days ago · 5 km deep · 93 km away
  14. 1.515 km NNE of Coalinga, California · 14265 days ago · 9 km deep · 23 km away
  15. 1.78 km ESE of Coalinga, California · 14265 days ago · 9 km deep · 13 km away
  16. 2.024km SSE of Kettleman City, CA · 14265 days ago · 5 km deep · 42 km away
  17. 1.917 km NW of Parkfield, California · 14263 days ago · 5 km deep · 43 km away
  18. 2.215 km WNW of Oak Shores, California · 14262 days ago · 5 km deep · 99 km away
  19. 3.412 km NNW of Kettleman City, California · 14262 days ago · 24 km deep · 11 km away
  20. 2.08 km SW of Stratford, California · 14262 days ago · 25 km deep · 21 km away
  21. 1.513 km NNE of Coalinga, California · 14261 days ago · 9 km deep · 23 km away
  22. 3.316 km NNW of Coalinga, California · 14261 days ago · 9 km deep · 31 km away
  23. 1.715 km NNW of Coalinga, California · 14260 days ago · 9 km deep · 30 km away
  24. 3.113 km N of Coalinga, California · 14258 days ago · 9 km deep · 27 km away
  25. 1.64 km NW of Parkfield, California · 14258 days ago · 5 km deep · 39 km away
  26. 1.94 km NW of Parkfield, California · 14258 days ago · 5 km deep · 39 km away
  27. 1.94 km NW of Parkfield, California · 14258 days ago · 5 km deep · 39 km away
  28. 2.24 km NW of Parkfield, California · 14258 days ago · 5 km deep · 39 km away
  29. 2.08 km ENE of Coalinga, California · 14256 days ago · 10 km deep · 15 km away
  30. 1.66 km ENE of Coalinga, California · 14255 days ago · 13 km deep · 17 km away
  31. 1.610 km NW of Parkfield, California · 14255 days ago · 7 km deep · 40 km away
  32. 1.96 km W of Oak Shores, California · 14253 days ago · 5 km deep · 93 km away
  33. 1.923 km NE of San Lucas, California · 14252 days ago · 7 km deep · 64 km away
  34. 2.310 km NW of Coalinga, California · 14249 days ago · 6 km deep · 30 km away
  35. 1.616 km N of Coalinga, California · 14249 days ago · 11 km deep · 30 km away
  36. 1.614 km WNW of Coalinga, California · 14249 days ago · 6 km deep · 36 km away
  37. 1.512 km NE of Shandon, California · 14247 days ago · 5 km deep · 45 km away
  38. 4.822 km NE of San Ardo, California · 14245 days ago · 27 km deep · 54 km away
  39. 1.55 km NNE of Coalinga, California · 14245 days ago · 13 km deep · 22 km away
  40. 1.910 km WSW of Templeton, California · 14244 days ago · 5 km deep · 92 km away
  41. 1.823 km NE of King City, California · 14244 days ago · 7 km deep · 76 km away
  42. 2.423 km NE of Greenfield, California · 14244 days ago · 7 km deep · 91 km away
  43. 2.2Central California · 14243 days ago · 23 km deep · 45 km away
  44. 1.88 km NE of Coalinga, California · 14242 days ago · 10 km deep · 19 km away
  45. 1.95 km NNE of Coalinga, California · 14242 days ago · 14 km deep · 21 km away
  46. 1.78 km SE of Avenal, California · 14241 days ago · 10 km deep · 20 km away
  47. 2.17 km NE of Coalinga, California · 14239 days ago · 9 km deep · 19 km away
  48. 2.19 km ENE of Coalinga, California · 14239 days ago · 10 km deep · 14 km away
  49. 1.614 km NNW of Coalinga, California · 14237 days ago · 10 km deep · 30 km away
  50. 1.725 km NE of King City, California · 14237 days ago · 1 km deep · 82 km away
  51. 1.73 km ESE of Avenal, California · 14236 days ago · 13 km deep · 15 km away
  52. 2.13 km E of Avenal, California · 14236 days ago · 8 km deep · 13 km away
  53. 2.12 km E of Avenal, California · 14236 days ago · 13 km deep · 14 km away
  54. 1.715 km NNW of Coalinga, California · 14236 days ago · 8 km deep · 31 km away
  55. 2.68 km S of Huron, California · 14235 days ago · 8 km deep · 2 km away
  56. 1.713 km N of Cayucos, California · 14234 days ago · 4 km deep · 92 km away
  57. 2.011km N of Simmler, CA · 14234 days ago · 9 km deep · 75 km away
  58. 1.624 km ENE of Soledad, California · 14233 days ago · 3 km deep · 94 km away
  59. 1.911 km N of Coalinga, California · 14232 days ago · 12 km deep · 27 km away
  60. 1.812 km E of Coalinga, California · 14230 days ago · 7 km deep · 9 km away

The first 60 of 67.

Before

  1. 2.810 km N of Coalinga, California · 14281 days ago · 10 km deep · 26 km away
  2. 2.023 km NE of San Lucas, California · 14281 days ago · 7 km deep · 67 km away
  3. 1.81 km WNW of Avenal, California · 14282 days ago · 13 km deep · 13 km away
  4. 2.62 km NW of Avenal, California · 14283 days ago · 15 km deep · 12 km away
  5. 1.824 km NE of Greenfield, California · 14284 days ago · 6 km deep · 93 km away
  6. 1.57 km NNE of Avenal, California · 14286 days ago · 8 km deep · 8 km away
  7. 2.120 km SSW of Three Rocks, California · 14286 days ago · 9 km deep · 36 km away
  8. 1.712 km E of Coalinga, California · 14287 days ago · 11 km deep · 9 km away
  9. 2.06 km ENE of Coalinga, California · 14287 days ago · 7 km deep · 16 km away
  10. 1.68 km NNW of Huron, California · 14289 days ago · 5 km deep · 17 km away
  11. 1.824 km NE of Greenfield, California · 14289 days ago · 1 km deep · 92 km away
  12. 2.122 km NE of San Lucas, California · 14290 days ago · 9 km deep · 66 km away
  13. 1.65 km SSW of Huron, California · 14290 days ago · 5 km deep · 3 km away
  14. 1.630 km ESE of Shandon, California · 14291 days ago · 10 km deep · 67 km away
  15. 2.125 km NE of Greenfield, California · 14291 days ago · 9 km deep · 88 km away
  16. 1.611 km SW of Huron, California · 14292 days ago · 11 km deep · 7 km away
  17. 2.230 km ESE of Shandon, California · 14292 days ago · 8 km deep · 67 km away
  18. 2.030 km ESE of Shandon, California · 14292 days ago · 8 km deep · 67 km away
  19. 2.730 km ESE of Shandon, California · 14292 days ago · 7 km deep · 67 km away
  20. 2.130 km ESE of Shandon, California · 14292 days ago · 10 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc10084624 (also filed as ci621788). Read Thu, Oct 1, 2026, 4:13 PM UTC.