California earthquakes

M2.6 earthquake 18km NNE of Pine Valley, CA

A magnitude 2.6 earthquake struck 18km NNE of Pine Valley, CA on Sat, Feb 21, 1981, 10:19 AM PST (18:19 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.0 5km NNE of Westmorland, CA. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.6 (ml), micro
Local time
UTC
1981-02-21 18:19:30 UTC
Depth
7.2 km (4.5 mi), shallow
Epicenter
32.962° N, 116.433° 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, 1.6 km in depth
Magnitude uncertainty
±0.25
Depth from
From location
Station coverage gap
78°
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 0 in the 30 days before it.

After

  1. 1.95km NE of Westmorland, CA · 16642 days ago · 10 km deep · 80 km away
  2. 2.010km NE of Aguanga, CA · 16642 days ago · 3 km deep · 67 km away
  3. 1.717km S of Borrego Springs, CA · 16640 days ago · 5 km deep · 17 km away
  4. 1.65km E of Heber, CA · 16639 days ago · 10 km deep · 93 km away
  5. 1.69km NE of Aguanga, CA · 16639 days ago · 4 km deep · 67 km away
  6. 1.98km NE of Aguanga, CA · 16639 days ago · 4 km deep · 67 km away
  7. 2.35km S of Brawley, CA · 16639 days ago · 10 km deep · 84 km away
  8. 1.67km NE of Aguanga, CA · 16639 days ago · 10 km deep · 68 km away
  9. 2.215km WNW of Ocotillo, CA · 16638 days ago · 14 km deep · 33 km away
  10. 1.99km SSW of Idyllwild, CA · 16637 days ago · 12 km deep · 84 km away
  11. 1.77km SW of Salton City, CA · 16636 days ago · 5 km deep · 52 km away
  12. 2.010km NE of Aguanga, CA · 16635 days ago · 4 km deep · 68 km away
  13. 1.65km WSW of Holtville, CA · 16635 days ago · 6 km deep · 95 km away
  14. 2.05km NE of Westmorland, CA · 16635 days ago · 10 km deep · 80 km away
  15. 1.84km WNW of Brawley, CA · 16634 days ago · 5 km deep · 81 km away
  16. 2.25km NNE of Westmorland, CA · 16634 days ago · 10 km deep · 79 km away
  17. 3.05km NNE of Westmorland, CA · 16634 days ago · 10 km deep · 79 km away
  18. 2.54km NE of Westmorland, CA · 16634 days ago · 8 km deep · 80 km away
  19. 3.55km NNE of Westmorland, CA · 16634 days ago · 10 km deep · 79 km away
  20. 2.511km NE of Aguanga, CA · 16634 days ago · 5 km deep · 68 km away
  21. 2.15km NE of Westmorland, CA · 16634 days ago · 10 km deep · 80 km away
  22. 1.610km WSW of Anza, CA · 16634 days ago · -1 km deep · 69 km away
  23. 2.410km NE of Aguanga, CA · 16634 days ago · 5 km deep · 68 km away
  24. 1.710km NE of Aguanga, CA · 16633 days ago · 4 km deep · 68 km away
  25. 1.78km N of Westmorland, CA · 16633 days ago · 8 km deep · 79 km away
  26. 2.08km SW of Holtville, CA · 16632 days ago · 10 km deep · 97 km away
  27. 1.818km NNE of Pine Valley, CA · 16632 days ago · 3 km deep · 0 km away
  28. 2.09km NE of Aguanga, CA · 16631 days ago · 5 km deep · 67 km away
  29. 2.44km SSW of Niland, CA · 16631 days ago · 9 km deep · 88 km away
  30. 1.69km NE of Aguanga, CA · 16631 days ago · 4 km deep · 68 km away
  31. 2.33km SSW of Niland, CA · 16630 days ago · 4 km deep · 88 km away
  32. 1.712km N of Borrego Springs, CA · 16630 days ago · 12 km deep · 45 km away
  33. 1.93km SSW of Niland, CA · 16630 days ago · 3 km deep · 89 km away
  34. 1.72km SW of Niland, CA · 16630 days ago · 6 km deep · 89 km away
  35. 2.04km SW of Niland, CA · 16630 days ago · 0 km deep · 87 km away
  36. 3.33km WSW of Niland, CA · 16630 days ago · 6 km deep · 88 km away
  37. 1.84km SW of Niland, CA · 16630 days ago · 5 km deep · 87 km away
  38. 2.68km NE of Aguanga, CA · 16630 days ago · 4 km deep · 67 km away
  39. 1.62km W of Lake Henshaw, CA · 16630 days ago · 5 km deep · 45 km away
  40. 2.43km SW of Niland, CA · 16630 days ago · 9 km deep · 88 km away
  41. 1.79km WNW of Calipatria, CA · 16630 days ago · 6 km deep · 81 km away
  42. 1.55km SSW of Niland, CA · 16630 days ago · 1 km deep · 87 km away
  43. 2.211km NE of Aguanga, CA · 16629 days ago · 5 km deep · 68 km away
  44. 1.79km ESE of Anza, CA · 16629 days ago · 11 km deep · 64 km away
  45. 1.810km NE of Aguanga, CA · 16629 days ago · 4 km deep · 68 km away
  46. 1.54km ENE of Westmorland, CA · 16628 days ago · 6 km deep · 80 km away
  47. 1.613km SE of Anza, CA · 16628 days ago · 9 km deep · 59 km away
  48. 1.67km NE of Imperial, CA · 16628 days ago · 10 km deep · 86 km away
  49. 2.216km ESE of Tijuana, B.C., MX · 16627 days ago · 5 km deep · 68 km away
  50. 2.316km ESE of Tijuana, B.C., MX · 16627 days ago · 3 km deep · 67 km away
  51. 2.011km SW of Salton City, CA · 16627 days ago · 6 km deep · 48 km away
  52. 2.09km S of Warner Springs, CA · 16626 days ago · 15 km deep · 34 km away
  53. 1.910km SW of Anza, CA · 16626 days ago · 3 km deep · 67 km away
  54. 1.98km WSW of Lake Henshaw, CA · 16625 days ago · 11 km deep · 47 km away
  55. 2.227km WSW of Westmorland, CA · 16624 days ago · 7 km deep · 50 km away
  56. 1.626km WSW of Westmorland, CA · 16624 days ago · 9 km deep · 51 km away
  57. 1.817km NNW of Ocotillo, CA · 16624 days ago · 2 km deep · 34 km away
  58. 1.89km WNW of Calipatria, CA · 16624 days ago · 12 km deep · 80 km away
  59. 2.57km SE of Valle Vista, CA · 16623 days ago · 15 km deep · 91 km away
  60. 1.821km ESE of Anza, CA · 16623 days ago · 18 km deep · 59 km away

The first 60 of 194.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3317172. Read Tue, Sep 22, 2026, 4:04 PM UTC.