California earthquakes

M1.8 earthquake 13km NNE of Pine Valley, CA

A magnitude 1.8 earthquake struck 13km NNE of Pine Valley, CA on Thu, Aug 6, 1981, 2:46 PM PDT (21:46 UTC), 1 km (0 mi) below the surface.

A larger quake followed: M4.0 8km NE of Julian, CA. This one was a foreshock.

Pine Valley 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 (mc), micro
Local time
UTC
1981-08-06 21:46:13 UTC
Depth
0.6 km (0.4 mi), shallow
Epicenter
32.926° N, 116.466° 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 0.5 km horizontally, 1.2 km in depth
Depth from
From location
Station coverage gap
84°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 194 in the 60 days after this one and 105 in the 30 days before it.

After

  1. 3.013km WSW of Imperial, CA · 16487 days ago · 22 km deep · 72 km away
  2. 1.511km SW of Anza, CA · 16486 days ago · 5 km deep · 70 km away
  3. 1.52km SSW of Brawley, CA · 16486 days ago · 15 km deep · 87 km away
  4. 1.73km SSW of Brawley, CA · 16485 days ago · 12 km deep · 86 km away
  5. 1.68km SW of Salton City, CA · 16485 days ago · 3 km deep · 55 km away
  6. 1.914km W of El Centro, CA · 16485 days ago · 14 km deep · 73 km away
  7. 1.811km ENE of Julian, CA · 16484 days ago · 12 km deep · 22 km away
  8. 2.316km ESE of Campo, CA · 16483 days ago · 2 km deep · 44 km away
  9. 2.86km ENE of Aguanga, CA · 16483 days ago · 5 km deep · 67 km away
  10. 1.512km S of Salton City, CA · 16482 days ago · 8 km deep · 58 km away
  11. 1.75km S of Idyllwild, CA · 16481 days ago · 13 km deep · 89 km away
  12. 1.68km NE of Aguanga, CA · 16481 days ago · 4 km deep · 70 km away
  13. 2.47km NNW of Anza, CA · 16481 days ago · 14 km deep · 80 km away
  14. 1.54km SSW of Salton City, CA · 16480 days ago · 5 km deep · 59 km away
  15. 1.921km ESE of Anza, CA · 16480 days ago · 4 km deep · 61 km away
  16. 1.815km S of Salton City, CA · 16480 days ago · 12 km deep · 56 km away
  17. 2.410km NE of Aguanga, CA · 16480 days ago · 4 km deep · 70 km away
  18. 2.014km N of Borrego Springs, CA · 16480 days ago · 3 km deep · 52 km away
  19. 1.715km N of Borrego Springs, CA · 16480 days ago · 3 km deep · 52 km away
  20. 1.611km WSW of Anza, CA · 16479 days ago · 7 km deep · 71 km away
  21. 1.812km SSE of Anza, CA · 16479 days ago · 9 km deep · 61 km away
  22. 1.84km S of Lake Henshaw, CA · 16479 days ago · 17 km deep · 41 km away
  23. 2.59km S of La Quinta, CA · 16478 days ago · 3 km deep · 74 km away
  24. 1.515km N of Borrego Springs, CA · 16478 days ago · 3 km deep · 52 km away
  25. 1.715km N of Borrego Springs, CA · 16478 days ago · 3 km deep · 52 km away
  26. 1.64km NNW of Westmorland, CA · 16478 days ago · 11 km deep · 79 km away
  27. 1.617km ESE of Campo, CA · 16478 days ago · 7 km deep · 45 km away
  28. 1.514km N of Borrego Springs, CA · 16477 days ago · 14 km deep · 51 km away
  29. 2.514km N of Borrego Springs, CA · 16477 days ago · 12 km deep · 51 km away
  30. 2.44km SE of Westmorland, CA · 16477 days ago · 5 km deep · 82 km away
  31. 2.82km SE of Murrieta, CA · 16476 days ago · 5 km deep · 97 km away
  32. 2.410km ENE of Aguanga, CA · 16476 days ago · 4 km deep · 69 km away
  33. 1.835km NE of Ensenada, B.C., MX · 16475 days ago · 6 km deep · 91 km away
  34. 1.523km ESE of Ocotillo Wells, CA · 16475 days ago · 4 km deep · 53 km away
  35. 2.010km WSW of Anza, CA · 16475 days ago · 3 km deep · 70 km away
  36. 2.04km WSW of Brawley, CA · 16474 days ago · 5 km deep · 84 km away
  37. 1.54km ENE of Ocotillo Wells, CA · 16474 days ago · 11 km deep · 43 km away
  38. 1.511km SW of Anza, CA · 16473 days ago · 3 km deep · 70 km away
  39. 1.96km SSW of Salton City, CA · 16473 days ago · 3 km deep · 58 km away
  40. 1.67km N of Imperial, CA · 16473 days ago · 12 km deep · 85 km away
  41. 1.56km SSW of Salton City, CA · 16473 days ago · 1 km deep · 57 km away
  42. 2.110km NNE of Borrego Springs, CA · 16473 days ago · 13 km deep · 48 km away
  43. 2.46km SSW of Salton City, CA · 16473 days ago · 3 km deep · 58 km away
  44. 2.04km SSW of Salton City, CA · 16473 days ago · 5 km deep · 59 km away
  45. 1.76km SSW of Salton City, CA · 16472 days ago · 1 km deep · 58 km away
  46. 1.611km WSW of Anza, CA · 16472 days ago · 4 km deep · 72 km away
  47. 1.66km SSW of Salton City, CA · 16472 days ago · 1 km deep · 57 km away
  48. 1.76km S of Idyllwild, CA · 16470 days ago · 14 km deep · 88 km away
  49. 1.613km ESE of North Shore, CA · 16470 days ago · 8 km deep · 87 km away
  50. 1.76km SW of Salton City, CA · 16470 days ago · 4 km deep · 57 km away
  51. 2.07km SSW of Salton City, CA · 16470 days ago · 3 km deep · 57 km away
  52. 1.65km SSE of Murrieta, CA · 16470 days ago · 4 km deep · 94 km away
  53. 2.76km SSW of Salton City, CA · 16470 days ago · 3 km deep · 58 km away
  54. 1.66km S of Salton City, CA · 16469 days ago · 3 km deep · 58 km away
  55. 1.82km NE of Ocotillo Wells, CA · 16469 days ago · 9 km deep · 42 km away
  56. 1.78km SSW of Salton City, CA · 16468 days ago · 3 km deep · 57 km away
  57. 2.01km SE of Murrieta, CA · 16468 days ago · 11 km deep · 98 km away
  58. 1.68km ENE of Aguanga, CA · 16468 days ago · 5 km deep · 68 km away
  59. 3.28km SSE of Bombay Beach, CA · 16468 days ago · 12 km deep · 83 km away
  60. 2.58km SSE of Bombay Beach, CA · 16468 days ago · 4 km deep · 82 km away

The first 60 of 194.

Before

  1. 1.621km ESE of Anza, CA · 16489 days ago · 6 km deep · 63 km away
  2. 1.510km NNE of Julian, CA · 16490 days ago · 15 km deep · 27 km away
  3. 2.89km ENE of Aguanga, CA · 16490 days ago · 3 km deep · 68 km away
  4. 1.713km SW of Westmorland, CA · 16490 days ago · 3 km deep · 69 km away
  5. 2.011km NNE of Julian, CA · 16491 days ago · 11 km deep · 29 km away
  6. 3.036km NE of Ensenada, B.C., MX · 16491 days ago · 6 km deep · 96 km away
  7. 1.810km NNE of Borrego Springs, CA · 16491 days ago · 13 km deep · 48 km away
  8. 1.62km NW of Palomar Observatory, CA · 16493 days ago · 3 km deep · 62 km away
  9. 1.710km WNW of Coronado, CA · 16494 days ago · 5 km deep · 79 km away
  10. 1.612km SW of Westmorland, CA · 16494 days ago · 10 km deep · 69 km away
  11. 2.435km NE of Ensenada, B.C., MX · 16494 days ago · 6 km deep · 93 km away
  12. 2.036km NE of Ensenada, B.C., MX · 16494 days ago · 6 km deep · 92 km away
  13. 1.56km S of Salton City, CA · 16495 days ago · 3 km deep · 59 km away
  14. 1.54km WSW of Ocotillo Wells, CA · 16496 days ago · 6 km deep · 35 km away
  15. 1.510km WSW of Anza, CA · 16496 days ago · 9 km deep · 72 km away
  16. 2.05km WSW of Ocotillo Wells, CA · 16496 days ago · 6 km deep · 34 km away
  17. 1.810km NE of Aguanga, CA · 16496 days ago · 2 km deep · 70 km away
  18. 1.711km WSW of Anza, CA · 16496 days ago · 1 km deep · 71 km away
  19. 1.610km NE of Aguanga, CA · 16496 days ago · 3 km deep · 71 km away
  20. 2.330km NNE of Ensenada, B.C., MX · 16497 days ago · 6 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci520696. Read Mon, Sep 28, 2026, 7:56 PM UTC.