California earthquakes

M1.9 earthquake 9km ENE of Calexico, CA

A magnitude 1.9 earthquake struck 9km ENE of Calexico, CA on Thu, Aug 27, 1981, 3:23 AM PDT (10:23 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M3.7 12km SW of Salton City, CA. This one was a foreshock.

Calexico 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
1.9 (Mc), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1981-08-27 10:23:07 UTC
Depth
17.1 km (10.6 mi), shallow
Epicenter
32.725° N, 115.414° 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 0.8 km horizontally, 1.1 km in depth
Depth from
From location
Station coverage gap
151°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 133 in the 60 days after this one and 40 in the 30 days before it.

After

  1. 1.78km SSW of Salton City, CA · 16471 days ago · 3 km deep · 77 km away
  2. 3.28km SSE of Bombay Beach, CA · 16470 days ago · 12 km deep · 67 km away
  3. 2.58km SSE of Bombay Beach, CA · 16470 days ago · 4 km deep · 68 km away
  4. 1.79km SE of Bombay Beach, CA · 16470 days ago · 4 km deep · 67 km away
  5. 2.18km SE of Bombay Beach, CA · 16470 days ago · 1 km deep · 67 km away
  6. 2.08km SSE of Bombay Beach, CA · 16470 days ago · 0 km deep · 67 km away
  7. 2.27km SSW of Salton City, CA · 16470 days ago · 3 km deep · 78 km away
  8. 2.26km SSW of Salton City, CA · 16470 days ago · 4 km deep · 78 km away
  9. 2.57km SSW of Salton City, CA · 16470 days ago · 3 km deep · 77 km away
  10. 2.47km S of Salton City, CA · 16470 days ago · 3 km deep · 77 km away
  11. 1.76km SSW of Salton City, CA · 16470 days ago · 3 km deep · 78 km away
  12. 2.326km WSW of Westmorland, CA · 16470 days ago · 11 km deep · 50 km away
  13. 2.010km SSE of Bombay Beach, CA · 16470 days ago · 4 km deep · 66 km away
  14. 1.510km E of Puebla, B.C., MX · 16469 days ago · 6 km deep · 23 km away
  15. 2.56km SSW of Salton City, CA · 16469 days ago · 5 km deep · 77 km away
  16. 1.57km SSW of Salton City, CA · 16468 days ago · 5 km deep · 77 km away
  17. 1.58km S of Salton City, CA · 16468 days ago · 4 km deep · 75 km away
  18. 1.86km SSW of Salton City, CA · 16468 days ago · 3 km deep · 78 km away
  19. 1.87km S of Salton City, CA · 16468 days ago · 0 km deep · 75 km away
  20. 2.217km ESE of Campo, CA · 16468 days ago · 8 km deep · 86 km away
  21. 1.59km SE of Bombay Beach, CA · 16468 days ago · 2 km deep · 66 km away
  22. 1.69km S of Salton City, CA · 16467 days ago · 1 km deep · 75 km away
  23. 1.75km SSW of Salton City, CA · 16467 days ago · 4 km deep · 78 km away
  24. 1.77km S of Salton City, CA · 16467 days ago · 3 km deep · 77 km away
  25. 1.87km S of Salton City, CA · 16467 days ago · 2 km deep · 76 km away
  26. 1.719km ESE of Campo, CA · 16465 days ago · 6 km deep · 85 km away
  27. 1.55km SSW of Salton City, CA · 16465 days ago · 3 km deep · 79 km away
  28. 1.86km NNW of Westmorland, CA · 16464 days ago · 11 km deep · 46 km away
  29. 1.64km NNW of Westmorland, CA · 16464 days ago · 10 km deep · 44 km away
  30. 2.712km ESE of Puebla, B.C., MX · 16464 days ago · 6 km deep · 28 km away
  31. 1.714km NNW of Delta, B.C., MX · 16463 days ago · 6 km deep · 32 km away
  32. 1.57km SSW of Salton City, CA · 16463 days ago · 3 km deep · 77 km away
  33. 2.19km NNW of Delta, B.C., MX · 16463 days ago · 6 km deep · 37 km away
  34. 1.822km WSW of Progreso, B.C., MX · 16462 days ago · 8 km deep · 44 km away
  35. 2.221km SW of Ocotillo Wells, CA · 16461 days ago · 7 km deep · 87 km away
  36. 1.68km SW of Holtville, CA · 16461 days ago · 6 km deep · 5 km away
  37. 1.65km SSW of Salton City, CA · 16460 days ago · 4 km deep · 79 km away
  38. 1.66km SSW of Salton City, CA · 16460 days ago · 3 km deep · 78 km away
  39. 2.016km W of Progreso, B.C., MX · 16460 days ago · 14 km deep · 36 km away
  40. 1.66km SSW of Salton City, CA · 16460 days ago · 0 km deep · 79 km away
  41. 1.66km SSW of Salton City, CA · 16460 days ago · 3 km deep · 78 km away
  42. 2.471km ENE of Maneadero, B.C., MX · 16459 days ago · 6 km deep · 100 km away
  43. 1.76km SSW of Salton City, CA · 16458 days ago · 3 km deep · 78 km away
  44. 3.59km WSW of Puebla, B.C., MX · 16458 days ago · 6 km deep · 22 km away
  45. 1.53km SW of Brawley, CA · 16458 days ago · 14 km deep · 29 km away
  46. 2.065km WSW of Alberto Oviedo Mota, B.C., MX · 16456 days ago · 6 km deep · 95 km away
  47. 2.911km NE of Ocotillo Wells, CA · 16454 days ago · 8 km deep · 82 km away
  48. 1.65km S of Salton City, CA · 16453 days ago · 5 km deep · 78 km away
  49. 2.910km W of Alberto Oviedo Mota, B.C., MX · 16451 days ago · 6 km deep · 58 km away
  50. 1.55km ENE of Westmorland, CA · 16450 days ago · 11 km deep · 39 km away
  51. 2.010km ESE of North Shore, CA · 16449 days ago · 7 km deep · 94 km away
  52. 2.18km SW of Holtville, CA · 16448 days ago · 10 km deep · 5 km away
  53. 1.625km SSE of Ocotillo, CA · 16448 days ago · 4 km deep · 48 km away
  54. 2.216km NNE of Pine Valley, CA · 16448 days ago · 9 km deep · 99 km away
  55. 1.55km SSW of Salton City, CA · 16448 days ago · 3 km deep · 79 km away
  56. 1.511km SW of Westmorland, CA · 16447 days ago · 10 km deep · 39 km away
  57. 1.611km SW of Westmorland, CA · 16447 days ago · 8 km deep · 39 km away
  58. 2.610km NNE of Ocotillo Wells, CA · 16446 days ago · 9 km deep · 84 km away
  59. 1.910km NNE of Ocotillo Wells, CA · 16445 days ago · 11 km deep · 84 km away
  60. 1.611km W of Calipatria, CA · 16444 days ago · 8 km deep · 51 km away

The first 60 of 133.

Before

  1. 1.82km NE of Ocotillo Wells, CA · 16472 days ago · 9 km deep · 81 km away
  2. 1.66km S of Salton City, CA · 16472 days ago · 3 km deep · 77 km away
  3. 2.76km SSW of Salton City, CA · 16472 days ago · 3 km deep · 78 km away
  4. 2.07km SSW of Salton City, CA · 16472 days ago · 3 km deep · 78 km away
  5. 1.76km SW of Salton City, CA · 16472 days ago · 4 km deep · 80 km away
  6. 1.613km ESE of North Shore, CA · 16473 days ago · 8 km deep · 91 km away
  7. 1.66km SSW of Salton City, CA · 16474 days ago · 1 km deep · 78 km away
  8. 1.76km SSW of Salton City, CA · 16475 days ago · 1 km deep · 79 km away
  9. 2.04km SSW of Salton City, CA · 16475 days ago · 5 km deep · 79 km away
  10. 2.46km SSW of Salton City, CA · 16475 days ago · 3 km deep · 78 km away
  11. 1.56km SSW of Salton City, CA · 16475 days ago · 1 km deep · 80 km away
  12. 1.67km N of Imperial, CA · 16476 days ago · 12 km deep · 25 km away
  13. 1.96km SSW of Salton City, CA · 16476 days ago · 3 km deep · 78 km away
  14. 1.54km ENE of Ocotillo Wells, CA · 16476 days ago · 11 km deep · 80 km away
  15. 2.04km WSW of Brawley, CA · 16477 days ago · 5 km deep · 31 km away
  16. 1.523km ESE of Ocotillo Wells, CA · 16477 days ago · 4 km deep · 58 km away
  17. 2.44km SE of Westmorland, CA · 16479 days ago · 5 km deep · 36 km away
  18. 1.617km ESE of Campo, CA · 16480 days ago · 7 km deep · 86 km away
  19. 1.64km NNW of Westmorland, CA · 16481 days ago · 11 km deep · 44 km away
  20. 1.815km S of Salton City, CA · 16483 days ago · 12 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci521781. Read Thu, Oct 1, 2026, 8:33 AM UTC.