California earthquakes

M1.6 earthquake 37 km W of Three Rocks, California

A magnitude 1.6 earthquake struck 37 km W of Three Rocks, California on Fri, May 8, 1981, 10:20 AM PDT (17:20 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M1.6 26 km ENE of Tres Pinos, California. This one was a foreshock.

Mendota forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.6 (md), micro
Local time
UTC
1981-05-08 17:20:29 UTC
Depth
3.3 km (2.0 mi), shallow
Epicenter
36.551° N, 120.811° 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 0.7 km horizontally, 3.4 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
213°, poorly surrounded by stations
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 146 in the 60 days after this one and 36 in the 30 days before it.

After

  1. 1.626 km ENE of Tres Pinos, California · 16573 days ago · 2 km deep · 41 km away
  2. 2.320 km SSE of Tres Pinos, California · 16573 days ago · 5 km deep · 38 km away
  3. 1.624 km WSW of Coalinga, California · 16572 days ago · 5 km deep · 56 km away
  4. 1.619 km NW of Parkfield, California · 16572 days ago · 4 km deep · 62 km away
  5. 1.89 km ENE of Gilroy, California · 16572 days ago · 8 km deep · 79 km away
  6. 1.738 km W of Three Rocks, California · 16571 days ago · 1 km deep · 0 km away
  7. 1.79 km E of Gilroy, California · 16571 days ago · 8 km deep · 78 km away
  8. 1.817 km SSE of Tres Pinos, California · 16569 days ago · 9 km deep · 41 km away
  9. 1.823 km NE of Soledad, California · 16569 days ago · 8 km deep · 29 km away
  10. 1.722 km NE of Soledad, California · 16569 days ago · 8 km deep · 29 km away
  11. 2.023 km NE of King City, California · 16568 days ago · 7 km deep · 24 km away
  12. 2.18 km W of Huron, California · 16568 days ago · 7 km deep · 67 km away
  13. 2.29 km ENE of Gilroy, California · 16567 days ago · 9 km deep · 80 km away
  14. 1.85 km SSW of Tres Pinos, California · 16567 days ago · 8 km deep · 51 km away
  15. 2.25 km SSE of Parkfield, California · 16567 days ago · 5 km deep · 85 km away
  16. 1.55 km SSW of Tres Pinos, California · 16566 days ago · 8 km deep · 52 km away
  17. 2.424 km NE of Greenfield, California · 16565 days ago · 8 km deep · 23 km away
  18. 3.013 km SSE of Parkfield, California · 16565 days ago · 10 km deep · 93 km away
  19. 1.725 km SW of Three Rocks, California · 16565 days ago · 14 km deep · 35 km away
  20. 1.914 km SSE of Tres Pinos, California · 16564 days ago · 4 km deep · 44 km away
  21. 1.822 km ENE of Soledad, California · 16564 days ago · 3 km deep · 28 km away
  22. 1.614 km SSE of Tres Pinos, California · 16564 days ago · 4 km deep · 44 km away
  23. 2.222 km NE of Soledad, California · 16564 days ago · 4 km deep · 34 km away
  24. 3.011 km ESE of Gilroy, California · 16564 days ago · 6 km deep · 73 km away
  25. 1.79 km NNW of Hollister, California · 16563 days ago · 7 km deep · 71 km away
  26. 1.511 km ESE of Gilroy, California · 16563 days ago · 5 km deep · 73 km away
  27. 1.516km S of Avenal, CA · 16562 days ago · 5 km deep · 100 km away
  28. 2.011 km ESE of Gilroy, California · 16561 days ago · 5 km deep · 74 km away
  29. 3.916 km SW of Volta, California · 16561 days ago · 4 km deep · 53 km away
  30. 1.516 km SW of Volta, California · 16561 days ago · 7 km deep · 53 km away
  31. 1.916 km SW of Volta, California · 16561 days ago · 6 km deep · 53 km away
  32. 2.916 km SW of Volta, California · 16561 days ago · 3 km deep · 53 km away
  33. 1.624 km NE of Greenfield, California · 16560 days ago · 3 km deep · 22 km away
  34. 2.031 km WNW of Three Rocks, California · 16559 days ago · 10 km deep · 7 km away
  35. 2.12 km ESE of Aromas, California · 16559 days ago · 8 km deep · 81 km away
  36. 1.81 km ESE of Aromas, California · 16558 days ago · 8 km deep · 81 km away
  37. 2.59 km NE of Gilroy, California · 16558 days ago · 9 km deep · 84 km away
  38. 2.55 km SW of Gilroy, California · 16557 days ago · 8 km deep · 85 km away
  39. 1.924 km ENE of Greenfield, California · 16557 days ago · 6 km deep · 22 km away
  40. 2.06 km SSE of Parkfield, CA · 16557 days ago · 4 km deep · 86 km away
  41. 1.96 km SSE of Parkfield, CA · 16557 days ago · 4 km deep · 86 km away
  42. 1.59 km SSW of Tres Pinos, California · 16557 days ago · 3 km deep · 52 km away
  43. 2.621 km SSE of Tres Pinos, California · 16556 days ago · 6 km deep · 38 km away
  44. 1.823 km NW of San Simeon, California · 16556 days ago · 6 km deep · 94 km away
  45. 1.820 km ESE of Tres Pinos, California · 16555 days ago · 6 km deep · 32 km away
  46. 1.79 km NE of Gilroy, California · 16555 days ago · 8 km deep · 83 km away
  47. 1.99 km ENE of Gilroy, California · 16554 days ago · 8 km deep · 79 km away
  48. 2.45 km S of Gilroy, California · 16554 days ago · 7 km deep · 82 km away
  49. 2.39 km NNW of Hollister, California · 16554 days ago · 4 km deep · 70 km away
  50. 2.05 km SW of Ridgemark, California · 16553 days ago · 10 km deep · 59 km away
  51. 1.85 km SW of Ridgemark, California · 16553 days ago · 10 km deep · 59 km away
  52. 2.36 km SW of Ridgemark, California · 16553 days ago · 8 km deep · 59 km away
  53. 2.35 km SW of Ridgemark, California · 16553 days ago · 10 km deep · 59 km away
  54. 2.132 km NW of Coalinga, California · 16552 days ago · 14 km deep · 31 km away
  55. 2.121 km NE of Soledad, California · 16551 days ago · 2 km deep · 30 km away
  56. 2.112 km NW of Huron, California · 16551 days ago · 19 km deep · 63 km away
  57. 1.624 km NE of King City, California · 16551 days ago · 5 km deep · 23 km away
  58. 1.622 km ENE of San Lucas, California · 16551 days ago · 9 km deep · 35 km away
  59. 2.338 km W of Three Rocks, California · 16550 days ago · 7 km deep · 1 km away
  60. 2.717 km NNW of San Simeon, California · 16550 days ago · 9 km deep · 96 km away

The first 60 of 146.

Before

  1. 2.223 km W of Three Rocks, California · 16574 days ago · 8 km deep · 15 km away
  2. 1.86 km NE of Ridgemark, California · 16574 days ago · 7 km deep · 57 km away
  3. 1.720 km E of Big Sur, California · 16574 days ago · 12 km deep · 75 km away
  4. 1.7Northern California · 16574 days ago · 9 km deep · 84 km away
  5. 1.63 km ESE of Tres Pinos, California · 16575 days ago · 8 km deep · 49 km away
  6. 1.925 km NNE of King City, California · 16575 days ago · 5 km deep · 22 km away
  7. 2.621 km SE of Tres Pinos, California · 16575 days ago · 7 km deep · 34 km away
  8. 2.93 km W of San Juan Bautista, California · 16575 days ago · 5 km deep · 76 km away
  9. 2.11 km NE of Tres Pinos, California · 16575 days ago · 9 km deep · 52 km away
  10. 1.52 km SE of San Ardo, California · 16575 days ago · 11 km deep · 61 km away
  11. 1.65 km SSW of Tres Pinos, California · 16576 days ago · 7 km deep · 52 km away
  12. 1.721 km SE of Tres Pinos, California · 16577 days ago · 7 km deep · 35 km away
  13. 1.58 km NE of Gilroy, California · 16577 days ago · 3 km deep · 83 km away
  14. 2.821 km SE of Tres Pinos, California · 16577 days ago · 8 km deep · 34 km away
  15. 1.723 km NNE of San Lucas, California · 16578 days ago · 5 km deep · 27 km away
  16. 1.524 km ENE of Greenfield, California · 16579 days ago · 6 km deep · 22 km away
  17. 1.78 km W of Gilroy, California · 16580 days ago · 7 km deep · 91 km away
  18. 1.614 km SE of Parkfield, California · 16581 days ago · 9 km deep · 94 km away
  19. 2.22 km ESE of Aromas, California · 16582 days ago · 7 km deep · 81 km away
  20. 2.025 km ENE of Greenfield, California · 16582 days ago · 5 km deep · 21 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1063399. Read Tue, Sep 22, 2026, 3:09 PM UTC.