California earthquakes

M2.1 earthquake 22km ESE of Anza, CA

A magnitude 2.1 earthquake struck 22km ESE of Anza, CA on Sat, Oct 24, 1981, 12:47 PM PDT (19:47 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.2 11km NNE of Aguanga, CA. This one was a foreshock.

Anza 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
2.1 (mc), micro
Local time
UTC
1981-10-24 19:47:55 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
33.461° N, 116.461° 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, 1.6 km in depth
Depth from
From location
Station coverage gap
30°
Stations used
45

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 129 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 1.524km WSW of Westmorland, CA · 16403 days ago · 7 km deep · 79 km away
  2. 2.211km NNE of Aguanga, CA · 16403 days ago · 5 km deep · 32 km away
  3. 1.514km WNW of Calipatria, CA · 16401 days ago · 5 km deep · 81 km away
  4. 2.916km NNE of Borrego Springs, CA · 16401 days ago · 14 km deep · 17 km away
  5. 2.014km NE of Thousand Palms, CA · 16401 days ago · 6 km deep · 52 km away
  6. 1.523km ESE of Anza, CA · 16400 days ago · 10 km deep · 2 km away
  7. 1.72km ESE of Loma Linda, CA · 16400 days ago · 17 km deep · 97 km away
  8. 1.610km ENE of Aguanga, CA · 16399 days ago · 4 km deep · 29 km away
  9. 1.912km SE of Anza, CA · 16399 days ago · 4 km deep · 12 km away
  10. 1.621km N of Yucca Valley, CA · 16398 days ago · 0 km deep · 94 km away
  11. 1.96km W of Westmorland, CA · 16398 days ago · 5 km deep · 86 km away
  12. 2.111km SW of Salton City, CA · 16397 days ago · 6 km deep · 46 km away
  13. 1.513km SSW of Borrego Springs, CA · 16397 days ago · 6 km deep · 33 km away
  14. 2.69km ENE of Aguanga, CA · 16397 days ago · 4 km deep · 29 km away
  15. 1.99km ENE of Aguanga, CA · 16397 days ago · 4 km deep · 29 km away
  16. 1.812km SSE of Bombay Beach, CA · 16395 days ago · 5 km deep · 76 km away
  17. 1.523km SSW of Ocotillo Wells, CA · 16394 days ago · 5 km deep · 59 km away
  18. 1.511km NNE of Borrego Springs, CA · 16394 days ago · 11 km deep · 17 km away
  19. 1.88km NNE of San Jacinto, CA · 16394 days ago · 12 km deep · 60 km away
  20. 1.510km WSW of Anza, CA · 16394 days ago · 4 km deep · 30 km away
  21. 1.56km NNW of Ocotillo Wells, CA · 16391 days ago · 8 km deep · 41 km away
  22. 2.112km SE of Bombay Beach, CA · 16391 days ago · 4 km deep · 77 km away
  23. 1.511km WNW of Camp Pendleton South, CA · 16391 days ago · 5 km deep · 98 km away
  24. 1.612km WNW of Camp Pendleton South, CA · 16391 days ago · 5 km deep · 99 km away
  25. 1.612km WNW of Camp Pendleton South, CA · 16391 days ago · 5 km deep · 99 km away
  26. 1.712km W of Camp Pendleton South, CA · 16391 days ago · 5 km deep · 100 km away
  27. 1.522km N of Yucca Valley, CA · 16391 days ago · 3 km deep · 94 km away
  28. 1.512km WNW of Camp Pendleton South, CA · 16390 days ago · 8 km deep · 100 km away
  29. 1.528km ENE of Pine Valley, CA · 16390 days ago · 5 km deep · 64 km away
  30. 1.512km WNW of Camp Pendleton South, CA · 16390 days ago · 14 km deep · 99 km away
  31. 1.622km N of Yucca Valley, CA · 16390 days ago · 0 km deep · 95 km away
  32. 1.712km N of Banning, CA · 16389 days ago · 15 km deep · 73 km away
  33. 1.70km W of Julian, CA · 16388 days ago · 15 km deep · 44 km away
  34. 1.615km N of Borrego Springs, CA · 16388 days ago · 2 km deep · 12 km away
  35. 1.526km WNW of Desert Center, CA · 16386 days ago · 5 km deep · 81 km away
  36. 2.310km NE of Julian, CA · 16385 days ago · 10 km deep · 37 km away
  37. 1.724km NNW of Borrego Springs, CA · 16384 days ago · 9 km deep · 2 km away
  38. 1.65km ENE of Joshua Tree, CA · 16384 days ago · -1 km deep · 79 km away
  39. 1.822km SW of Ocotillo Wells, CA · 16384 days ago · 5 km deep · 56 km away
  40. 2.37km ENE of Joshua Tree, CA · 16384 days ago · -1 km deep · 80 km away
  41. 2.014km SE of Anza, CA · 16383 days ago · 10 km deep · 10 km away
  42. 1.65km ESE of Temecula, CA · 16381 days ago · 6 km deep · 59 km away
  43. 2.115km SSE of Anza, CA · 16381 days ago · 12 km deep · 12 km away
  44. 1.511km SW of Anza, CA · 16380 days ago · 3 km deep · 29 km away
  45. 1.85km SE of Temecula, CA · 16379 days ago · 7 km deep · 60 km away
  46. 1.95km SE of Temecula, CA · 16379 days ago · 7 km deep · 60 km away
  47. 1.58km E of Borrego Springs, CA · 16379 days ago · 5 km deep · 27 km away
  48. 1.518km ESE of Anza, CA · 16378 days ago · 9 km deep · 4 km away
  49. 1.66km SE of Temecula, CA · 16378 days ago · 8 km deep · 59 km away
  50. 2.14km S of Loma Linda, CA · 16377 days ago · 11 km deep · 96 km away
  51. 1.72km NNE of Loma Linda, CA · 16377 days ago · 14 km deep · 99 km away
  52. 2.57km SSE of Banning, CA · 16376 days ago · 12 km deep · 58 km away
  53. 1.810km SW of Anza, CA · 16374 days ago · 8 km deep · 28 km away
  54. 1.813km SSE of Valle Vista, CA · 16374 days ago · 15 km deep · 39 km away
  55. 2.96km SSW of Salton City, CA · 16374 days ago · 5 km deep · 51 km away
  56. 2.111km N of Banning, CA · 16374 days ago · 10 km deep · 73 km away
  57. 1.85km N of Banning, CA · 16373 days ago · 16 km deep · 69 km away
  58. 1.714km S of Twentynine Palms, CA · 16373 days ago · 2 km deep · 70 km away
  59. 1.512km WSW of Salton City, CA · 16371 days ago · 7 km deep · 44 km away
  60. 1.85km SSW of Salton City, CA · 16371 days ago · 3 km deep · 50 km away

The first 60 of 129.

Before

  1. 2.314km SSW of Borrego Springs, CA · 16404 days ago · 8 km deep · 35 km away
  2. 1.78km NNE of Cabazon, CA · 16405 days ago · 16 km deep · 63 km away
  3. 2.016km E of Desert Hot Springs, CA · 16405 days ago · -1 km deep · 57 km away
  4. 2.56km SSW of Redlands, CA · 16405 days ago · 12 km deep · 91 km away
  5. 1.79km SE of Big Bear City, CA · 16406 days ago · 8 km deep · 87 km away
  6. 2.418km N of Ocotillo, CA · 16406 days ago · 12 km deep · 78 km away
  7. 1.721km SW of Westmorland, CA · 16407 days ago · 9 km deep · 85 km away
  8. 1.89km SE of Valle Vista, CA · 16407 days ago · 16 km deep · 42 km away
  9. 3.310km NE of Aguanga, CA · 16407 days ago · 6 km deep · 29 km away
  10. 2.08km NW of Ocotillo, CA · 16408 days ago · 9 km deep · 85 km away
  11. 2.221km ESE of Anza, CA · 16408 days ago · 11 km deep · 2 km away
  12. 1.99km ENE of Aguanga, CA · 16408 days ago · 4 km deep · 30 km away
  13. 3.021km ESE of Anza, CA · 16408 days ago · 9 km deep · 6 km away
  14. 1.624km N of Yucca Valley, CA · 16409 days ago · 1 km deep · 97 km away
  15. 3.024km N of Yucca Valley, CA · 16409 days ago · 1 km deep · 96 km away
  16. 2.317km NW of Yucca Valley, CA · 16409 days ago · 8 km deep · 85 km away
  17. 1.69km SW of Idyllwild, CA · 16409 days ago · 13 km deep · 41 km away
  18. 1.625km ENE of Pine Valley, CA · 16409 days ago · 6 km deep · 60 km away
  19. 2.013km SE of Anza, CA · 16409 days ago · 7 km deep · 10 km away
  20. 2.29km ENE of Aguanga, CA · 16409 days ago · 2 km deep · 30 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci526060. Read Tue, Sep 22, 2026, 12:12 PM UTC.