California earthquakes

M1.8 earthquake 31 km WNW of Coalinga, California

A magnitude 1.8 earthquake struck 31 km WNW of Coalinga, California on Sat, Jul 18, 1981, 12:46 AM PDT (07:46 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M3.0 2 km SSW of San Juan Bautista, 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
1.8 (md), micro
Local time
UTC
1981-07-18 07:46:59 UTC
Depth
15.8 km (9.8 mi), shallow
Epicenter
36.285° N, 120.663° 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, 0.3 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
144°
Stations used
36

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 137 in the 60 days after this one and 50 in the 30 days before it.

After

  1. 3.02 km SSW of San Juan Bautista, California · 16503 days ago · 5 km deep · 99 km away
  2. 2.52 km S of San Juan Bautista, California · 16502 days ago · 4 km deep · 99 km away
  3. 2.023 km NNE of San Lucas, California · 16502 days ago · 7 km deep · 21 km away
  4. 1.612 km SSE of Parkfield, California · 16501 days ago · 9 km deep · 60 km away
  5. 1.822 km NE of San Ardo, CA · 16501 days ago · 1 km deep · 16 km away
  6. 1.723 km NE of Greenfield, California · 16501 days ago · 5 km deep · 40 km away
  7. 2.27 km SSE of San Juan Bautista, California · 16501 days ago · 8 km deep · 94 km away
  8. 2.123 km NE of San Ardo, California · 16500 days ago · 7 km deep · 13 km away
  9. 1.824 km NE of Greenfield, California · 16498 days ago · 7 km deep · 41 km away
  10. 1.525 km NW of San Simeon, California · 16496 days ago · 10 km deep · 85 km away
  11. 1.522 km NE of San Lucas, California · 16495 days ago · 6 km deep · 16 km away
  12. 3.031 km ENE of Soledad, California · 16495 days ago · 9 km deep · 46 km away
  13. 1.730 km ENE of Soledad, California · 16495 days ago · 7 km deep · 45 km away
  14. 1.58 km SSW of Ridgemark, California · 16495 days ago · 6 km deep · 83 km away
  15. 1.611 km S of Oak Shores, California · 16493 days ago · 4 km deep · 75 km away
  16. 1.811 km S of Tres Pinos, California · 16492 days ago · 4 km deep · 74 km away
  17. 2.121 km NE of Soledad, California · 16492 days ago · 6 km deep · 56 km away
  18. 1.530 km ENE of Soledad, California · 16492 days ago · 8 km deep · 46 km away
  19. 1.713 km SSE of Tres Pinos, California · 16491 days ago · 5 km deep · 70 km away
  20. 2.014 km SSE of Tres Pinos, California · 16490 days ago · 4 km deep · 70 km away
  21. 2.025 km NE of Soledad, California · 16490 days ago · 7 km deep · 56 km away
  22. 1.613 km WNW of Oak Shores, California · 16490 days ago · 5 km deep · 65 km away
  23. 2.438 km W of Three Rocks, California · 16490 days ago · 6 km deep · 32 km away
  24. 2.938 km W of Three Rocks, California · 16490 days ago · 7 km deep · 32 km away
  25. 1.738 km W of Three Rocks, California · 16490 days ago · 4 km deep · 32 km away
  26. 1.938 km W of Three Rocks, California · 16489 days ago · 8 km deep · 32 km away
  27. 1.738 km W of Three Rocks, California · 16489 days ago · 8 km deep · 32 km away
  28. 1.838 km W of Three Rocks, California · 16489 days ago · 7 km deep · 32 km away
  29. 1.638 km W of Three Rocks, California · 16489 days ago · 7 km deep · 32 km away
  30. 1.638 km W of Three Rocks, California · 16489 days ago · 6 km deep · 32 km away
  31. 1.637 km W of Three Rocks, California · 16489 days ago · 5 km deep · 33 km away
  32. 2.338 km W of Three Rocks, California · 16489 days ago · 8 km deep · 32 km away
  33. 1.820 km NW of Parkfield, California · 16487 days ago · 4 km deep · 29 km away
  34. 2.038 km W of Three Rocks, California · 16487 days ago · 6 km deep · 32 km away
  35. 2.324 km NE of Greenfield, California · 16486 days ago · 3 km deep · 40 km away
  36. 1.738 km W of Three Rocks, California · 16485 days ago · 5 km deep · 33 km away
  37. 1.638 km W of Three Rocks, California · 16485 days ago · 5 km deep · 32 km away
  38. 2.78 km SSW of Tres Pinos, California · 16485 days ago · 2 km deep · 80 km away
  39. 3.18 km SSW of Tres Pinos, California · 16485 days ago · 2 km deep · 80 km away
  40. 2.737 km W of Three Rocks, California · 16485 days ago · 7 km deep · 32 km away
  41. 2.038 km W of Three Rocks, California · 16485 days ago · 5 km deep · 32 km away
  42. 1.638 km W of Three Rocks, California · 16484 days ago · 5 km deep · 32 km away
  43. 1.838 km W of Three Rocks, California · 16484 days ago · 4 km deep · 32 km away
  44. 1.838 km W of Three Rocks, California · 16484 days ago · 7 km deep · 32 km away
  45. 2.338 km W of Three Rocks, California · 16484 days ago · 4 km deep · 32 km away
  46. 1.821 km NE of Soledad, California · 16484 days ago · 6 km deep · 57 km away
  47. 1.738 km W of Three Rocks, California · 16483 days ago · 5 km deep · 32 km away
  48. 2.637 km W of Three Rocks, California · 16483 days ago · 7 km deep · 32 km away
  49. 1.5Central California · 16483 days ago · 4 km deep · 32 km away
  50. 1.97 km NE of Ridgemark, California · 16482 days ago · 6 km deep · 86 km away
  51. 2.519 km NW of Parkfield, California · 16482 days ago · 5 km deep · 29 km away
  52. 1.619 km E of Tres Pinos, California · 16481 days ago · 5 km deep · 68 km away
  53. 1.539 km W of Three Rocks, California · 16481 days ago · 11 km deep · 31 km away
  54. 1.730 km WSW of Lockwood, California · 16481 days ago · 8 km deep · 82 km away
  55. 1.829 km NW of San Simeon, California · 16481 days ago · 0 km deep · 82 km away
  56. 1.611 km ESE of Tres Pinos, California · 16481 days ago · 10 km deep · 70 km away
  57. 1.538 km W of Three Rocks, California · 16481 days ago · 7 km deep · 32 km away
  58. 1.97 km N of Hollister, California · 16479 days ago · 7 km deep · 95 km away
  59. 1.97 km N of Hollister, California · 16479 days ago · 8 km deep · 95 km away
  60. 1.521 km NE of Soledad, California · 16477 days ago · 8 km deep · 51 km away

The first 60 of 137.

Before

  1. 2.1Central California · 16504 days ago · 6 km deep · 62 km away
  2. 1.67 km SSW of San Lucas, California · 16504 days ago · 10 km deep · 42 km away
  3. 1.923 km NE of San Ardo, California · 16504 days ago · 7 km deep · 13 km away
  4. 1.62 km ESE of San Ardo, California · 16504 days ago · 8 km deep · 36 km away
  5. 1.732 km W of Lockwood, California · 16504 days ago · 4 km deep · 81 km away
  6. 2.87 km WSW of San Ardo, California · 16504 days ago · 15 km deep · 42 km away
  7. 1.84 km N of Hollister, California · 16505 days ago · 8 km deep · 94 km away
  8. 1.612 km NNE of Cambria, California · 16505 days ago · 6 km deep · 77 km away
  9. 2.120 km SSE of Tres Pinos, California · 16506 days ago · 6 km deep · 62 km away
  10. 3.020 km SSE of Tres Pinos, California · 16506 days ago · 6 km deep · 62 km away
  11. 2.524 km NE of Soledad, California · 16507 days ago · 10 km deep · 50 km away
  12. 1.97 km NE of San Juan Bautista, California · 16507 days ago · 8 km deep · 99 km away
  13. 2.414km NE of Parkfield, CA · 16507 days ago · 5 km deep · 47 km away
  14. 2.829 km WNW of San Simeon, California · 16507 days ago · 6 km deep · 92 km away
  15. 1.87 km WSW of San Ardo, California · 16507 days ago · 12 km deep · 43 km away
  16. 1.624 km ENE of San Ardo, California · 16508 days ago · 7 km deep · 20 km away
  17. 1.67 km ESE of Prunedale, California · 16508 days ago · 8 km deep · 98 km away
  18. 2.76 km ESE of Prunedale, California · 16508 days ago · 9 km deep · 99 km away
  19. 1.910 km NW of Parkfield, California · 16508 days ago · 8 km deep · 37 km away
  20. 1.721 km W of Three Rocks, California · 16509 days ago · 5 km deep · 26 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1065686. Read Tue, Sep 22, 2026, 9:29 PM UTC.