California earthquakes

M1.6 earthquake 3 km WNW of Dublin, California

A magnitude 1.6 earthquake struck 3 km WNW of Dublin, California on Mon, Jul 27, 1981, 11:24 PM PDT (06:24 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.0 11 km SW of Brentwood, California. This one was a foreshock.

Dublin 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
1981-07-28 06:24:55 UTC
Depth
6.2 km (3.9 mi), shallow
Epicenter
37.718° N, 121.973° 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, 0.9 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
67°
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: 75 in the 60 days after this one and 38 in the 30 days before it.

After

  1. 1.716 km S of Davenport, California · 16499 days ago · 4 km deep · 97 km away
  2. 1.77 km ESE of East Foothills, California · 16499 days ago · 1 km deep · 45 km away
  3. 1.615 km N of Morgan Hill, California · 16499 days ago · 2 km deep · 57 km away
  4. 2.12 km ESE of Aromas, California · 16498 days ago · 7 km deep · 98 km away
  5. 1.63 km ESE of Aromas, California · 16498 days ago · 7 km deep · 99 km away
  6. 1.58 km NE of San Martin, California · 16498 days ago · 8 km deep · 76 km away
  7. 2.210 km SW of Brentwood, California · 16498 days ago · 16 km deep · 23 km away
  8. 2.32 km SW of Blackhawk, California · 16497 days ago · 15 km deep · 10 km away
  9. 1.93 km SW of Blackhawk, California · 16497 days ago · 14 km deep · 10 km away
  10. 1.811 km SW of Brentwood, California · 16497 days ago · 6 km deep · 23 km away
  11. 1.89 km NNE of East Foothills, California · 16497 days ago · 6 km deep · 32 km away
  12. 2.110 km SW of Brentwood, California · 16496 days ago · 16 km deep · 24 km away
  13. 2.33 km SSW of Antioch, California · 16496 days ago · 15 km deep · 32 km away
  14. 2.213 km NE of East Foothills, California · 16496 days ago · 8 km deep · 35 km away
  15. 1.63 km WSW of Blackhawk, California · 16496 days ago · 16 km deep · 10 km away
  16. 2.516 km ENE of San Martin, California · 16495 days ago · 7 km deep · 77 km away
  17. 2.69 km NE of Gilroy, California · 16492 days ago · 9 km deep · 85 km away
  18. 1.96 km SSW of Green Valley, California · 16491 days ago · 8 km deep · 56 km away
  19. 1.613 km N of Morgan Hill, California · 16489 days ago · 6 km deep · 59 km away
  20. 1.88 km ENE of Gilroy, California · 16489 days ago · 6 km deep · 89 km away
  21. 1.66 km SW of Moraga, California · 16487 days ago · 10 km deep · 20 km away
  22. 2.07 km E of East Foothills, California · 16487 days ago · 7 km deep · 43 km away
  23. 1.87 km E of East Foothills, California · 16487 days ago · 7 km deep · 43 km away
  24. 1.99 km WSW of Brentwood, California · 16487 days ago · 16 km deep · 26 km away
  25. 1.55 km SSW of Gilroy, California · 16486 days ago · 7 km deep · 90 km away
  26. 2.710 km ESE of East Foothills, California · 16484 days ago · 8 km deep · 48 km away
  27. 1.610 km E of Gilroy, California · 16484 days ago · 5 km deep · 92 km away
  28. 1.76 km E of Suisun, California · 16484 days ago · 5 km deep · 57 km away
  29. 1.77 km E of Fairfield, California · 16484 days ago · 5 km deep · 58 km away
  30. 1.79 km NE of San Martin, California · 16484 days ago · 8 km deep · 74 km away
  31. 2.110 km N of Moskowite Corner, California · 16484 days ago · 7 km deep · 94 km away
  32. 1.6Northern California · 16483 days ago · 13 km deep · 66 km away
  33. 1.612 km ESE of East Foothills, California · 16483 days ago · 5 km deep · 50 km away
  34. 1.76 km SE of Lexington Hills, California · 16482 days ago · 11 km deep · 65 km away
  35. 1.65 km WSW of Gilroy, California · 16482 days ago · 4 km deep · 88 km away
  36. 2.311 km SE of Sunol, California · 16480 days ago · 3 km deep · 27 km away
  37. 1.612 km WNW of Davenport, California · 16479 days ago · 4 km deep · 80 km away
  38. 1.79 km SE of Livermore, California · 16477 days ago · 8 km deep · 27 km away
  39. 1.52 km NE of Corralitos, California · 16476 days ago · 10 km deep · 81 km away
  40. 1.76 km ENE of East Foothills, California · 16474 days ago · 4 km deep · 41 km away
  41. 1.98 km ENE of San Martin, California · 16471 days ago · 5 km deep · 78 km away
  42. 1.615 km E of Seven Trees, California · 16471 days ago · 3 km deep · 55 km away
  43. 1.611 km E of Blackhawk, California · 16470 days ago · 13 km deep · 21 km away
  44. 1.815 km E of Seven Trees, California · 16470 days ago · 3 km deep · 55 km away
  45. 2.122 km SE of Livermore, California · 16470 days ago · 6 km deep · 40 km away
  46. 3.011 km SW of Brentwood, California · 16469 days ago · 16 km deep · 23 km away
  47. 1.814 km E of Seven Trees, California · 16469 days ago · 2 km deep · 54 km away
  48. 2.111 km E of Blackhawk, California · 16469 days ago · 14 km deep · 21 km away
  49. 2.37 km E of East Foothills, California · 16468 days ago · 6 km deep · 44 km away
  50. 1.89 km ENE of Gilroy, California · 16466 days ago · 9 km deep · 87 km away
  51. 2.12 km E of San Leandro, California · 16466 days ago · 5 km deep · 13 km away
  52. 2.412 km N of Livermore, California · 16466 days ago · 12 km deep · 21 km away
  53. 1.65 km E of Fremont, California · 16464 days ago · 9 km deep · 20 km away
  54. 2.06 km S of Sunol, California · 16463 days ago · 9 km deep · 22 km away
  55. 1.74 km N of Milpitas, California · 16463 days ago · 3 km deep · 28 km away
  56. 1.65 km E of Fremont, California · 16463 days ago · 10 km deep · 19 km away
  57. 1.518 km ESE of East Foothills, California · 16462 days ago · 1 km deep · 55 km away
  58. 1.611 km ENE of Milpitas, California · 16462 days ago · 4 km deep · 30 km away
  59. 1.89 km E of San Martin, California · 16459 days ago · 9 km deep · 83 km away
  60. 1.611 km SSW of Loyola, California · 16459 days ago · 10 km deep · 53 km away

The first 60 of 75.

Before

  1. 2.04 km SE of Alum Rock, California · 16499 days ago · 3 km deep · 45 km away
  2. 2.3Northern California · 16500 days ago · 15 km deep · 49 km away
  3. 1.99 km NE of Gilroy, California · 16501 days ago · 9 km deep · 83 km away
  4. 1.54 km ENE of La Honda, California · 16503 days ago · 10 km deep · 49 km away
  5. 1.615 km E of Seven Trees, California · 16504 days ago · 6 km deep · 56 km away
  6. 1.64 km NNE of East Foothills, California · 16505 days ago · 2 km deep · 36 km away
  7. 1.89 km NNW of Hollister, California · 16505 days ago · 4 km deep · 99 km away
  8. 1.921 km NE of East Foothills, California · 16507 days ago · 3 km deep · 37 km away
  9. 1.69 km NE of San Martin, California · 16507 days ago · 9 km deep · 75 km away
  10. 1.68 km NE of Gilroy, California · 16507 days ago · 8 km deep · 84 km away
  11. 1.85 km WSW of Kenwood, California · 16507 days ago · 8 km deep · 93 km away
  12. 1.619 km SSE of Livermore, California · 16508 days ago · 2 km deep · 34 km away
  13. 2.02 km NW of Broadmoor, California · 16508 days ago · 3 km deep · 47 km away
  14. 2.12 km SSW of Broadmoor, California · 16509 days ago · 4 km deep · 46 km away
  15. 2.111 km SW of Brentwood, California · 16511 days ago · 15 km deep · 23 km away
  16. 1.69 km NE of San Martin, California · 16512 days ago · 7 km deep · 75 km away
  17. 1.711 km ESE of East Foothills, California · 16512 days ago · 7 km deep · 49 km away
  18. 2.314 km E of Seven Trees, California · 16513 days ago · 3 km deep · 54 km away
  19. 2.46 km SW of Kenwood, California · 16513 days ago · 11 km deep · 91 km away
  20. 2.116 km NE of East Foothills, California · 16513 days ago · 6 km deep · 36 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1066015. Read Tue, Sep 29, 2026, 6:31 AM UTC.