California earthquakes

M2.3 earthquake 10 km SSW of Bootjack, California

A magnitude 2.3 earthquake struck 10 km SSW of Bootjack, California on Fri, Dec 4, 1981, 11:22 AM PST (19:22 UTC), 32 km (20 mi) below the surface.

A larger quake followed: M2.6 18 km ESE of Long Barn, California. This one was a foreshock.

Bootjack 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
2.3 (md), micro
Local time
UTC
1981-12-04 19:22:45 UTC
Depth
32.4 km (20.2 mi), shallow
Epicenter
37.383° N, 119.949° 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 1.1 km horizontally, 3.3 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
114°
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 46 in the 60 days after this one and 31 in the 30 days before it.

After

  1. 1.814 km SE of Mammoth Lakes, California · 16364 days ago · 3 km deep · 96 km away
  2. 1.614 km W of Aspen Springs, California · 16364 days ago · 3 km deep · 96 km away
  3. 2.013 km SSE of Catheys Valley, California · 16362 days ago · 5 km deep · 10 km away
  4. 2.07 km NW of El Nido, California · 16360 days ago · 10 km deep · 57 km away
  5. 2.618 km ESE of Long Barn, California · 16358 days ago · 36 km deep · 69 km away
  6. 1.918 km WNW of Yosemite Lakes, California · 16358 days ago · 5 km deep · 14 km away
  7. 2.19 km NE of Midpines, California · 16356 days ago · 2 km deep · 26 km away
  8. 1.514 km SE of Catheys Valley, California · 16355 days ago · 18 km deep · 5 km away
  9. 1.914 km N of Buck Meadows, California · 16355 days ago · 32 km deep · 63 km away
  10. 1.615 km SW of Aspen Springs, California · 16353 days ago · 6 km deep · 98 km away
  11. 1.58 km ESE of Mammoth Lakes, California · 16352 days ago · 7 km deep · 99 km away
  12. 1.58 km ESE of Mammoth Lakes, California · 16352 days ago · 6 km deep · 99 km away
  13. 1.811 km W of Aspen Springs, California · 16351 days ago · 2 km deep · 100 km away
  14. 1.612 km WNW of Aspen Springs, California · 16350 days ago · 9 km deep · 100 km away
  15. 1.712 km WNW of Aspen Springs, California · 16349 days ago · 9 km deep · 100 km away
  16. 2.610 km N of Friant, California · 16348 days ago · 16 km deep · 39 km away
  17. 1.812 km SE of Mammoth Lakes, California · 16346 days ago · 6 km deep · 98 km away
  18. 2.36 km SSW of El Portal, California · 16341 days ago · 4 km deep · 29 km away
  19. 1.66 km SE of Catheys Valley, California · 16339 days ago · 10 km deep · 8 km away
  20. 1.86 km SE of Catheys Valley, California · 16339 days ago · 5 km deep · 8 km away
  21. 1.910 km ESE of Mammoth Lakes, California · 16339 days ago · 3 km deep · 99 km away
  22. 1.81 km ESE of Mammoth Lakes, California · 16337 days ago · 6 km deep · 92 km away
  23. 1.81 km ESE of Mammoth Lakes, California · 16337 days ago · 5 km deep · 92 km away
  24. 1.71 km SSE of Mammoth Lakes, California · 16337 days ago · 5 km deep · 91 km away
  25. 1.97 km E of Fish Camp, California · 16337 days ago · 12 km deep · 36 km away
  26. 2.414 km ENE of Fish Camp, California · 16337 days ago · 14 km deep · 43 km away
  27. 2.38 km ENE of Patterson, California · 16335 days ago · 10 km deep · 97 km away
  28. 1.918 km SE of Yosemite Valley, California · 16331 days ago · 27 km deep · 51 km away
  29. 2.93 km E of Mammoth Lakes, California · 16328 days ago · 5 km deep · 94 km away
  30. 1.62 km E of Mammoth Lakes, California · 16328 days ago · 7 km deep · 93 km away
  31. 2.69 km S of South Dos Palos, California · 16327 days ago · -1 km deep · 83 km away
  32. 2.510 km S of South Dos Palos, California · 16327 days ago · 3 km deep · 83 km away
  33. 2.619 km ESE of Yosemite Valley, California · 16326 days ago · 4 km deep · 57 km away
  34. 2.320 km SE of Yosemite Valley, California · 16326 days ago · 18 km deep · 54 km away
  35. 1.920 km E of Wawona, California · 16325 days ago · 4 km deep · 50 km away
  36. 2.017 km SSW of South Dos Palos, California · 16324 days ago · 3 km deep · 94 km away
  37. 2.77 km ESE of Mammoth Lakes, California · 16316 days ago · 4 km deep · 97 km away
  38. 2.021 km ESE of Yosemite Valley, California · 16315 days ago · 7 km deep · 59 km away
  39. 2.53 km NNW of Mammoth Lakes, California · 16315 days ago · 3 km deep · 90 km away
  40. 1.924 km E of Fish Camp, California · 16315 days ago · 17 km deep · 53 km away
  41. 1.618 km E of Fish Camp, California · 16314 days ago · 15 km deep · 47 km away
  42. 3.223 km ENE of Fish Camp, California · 16314 days ago · 10 km deep · 53 km away
  43. 2.14 km NW of Coarsegold, California · 16314 days ago · 21 km deep · 22 km away
  44. 3.22 km ESE of Mammoth Lakes, California · 16311 days ago · 6 km deep · 93 km away
  45. 2.815 km WSW of Lee Vining, California · 16309 days ago · 4 km deep · 83 km away
  46. 2.28 km NW of El Nido, California · 16305 days ago · 14 km deep · 59 km away

Before

  1. 1.915 km WSW of Aspen Springs, California · 16364 days ago · -2 km deep · 96 km away
  2. 2.322km SE of Mammoth Lakes, CA · 16368 days ago · 4 km deep · 99 km away
  3. 2.59km ESE of Mammoth Lakes, CA · 16369 days ago · 4 km deep · 97 km away
  4. 2.96 km SSE of Mammoth Lakes, California · 16370 days ago · 3 km deep · 91 km away
  5. 2.76km N of Mammoth Lakes, CA · 16371 days ago · 4 km deep · 92 km away
  6. 3.44 km ESE of Mammoth Lakes, California · 16371 days ago · 7 km deep · 94 km away
  7. 1.915km SE of Mammoth Lakes, CA · 16376 days ago · 4 km deep · 99 km away
  8. 2.09 km E of Mammoth Lakes, California · 16376 days ago · 6 km deep · 100 km away
  9. 2.18km ESE of Mammoth Lakes, CA · 16377 days ago · 4 km deep · 96 km away
  10. 2.39 km ESE of Mammoth Lakes, California · 16377 days ago · 1 km deep · 98 km away
  11. 3.1Central California · 16378 days ago · 13 km deep · 53 km away
  12. 2.312 km W of Aspen Springs, California · 16378 days ago · 1 km deep · 99 km away
  13. 3.112 km SE of Mammoth Lakes, California · 16379 days ago · 6 km deep · 98 km away
  14. 3.010 km ESE of Mammoth Lakes, California · 16380 days ago · 4 km deep · 99 km away
  15. 3.923 km E of Fish Camp, California · 16380 days ago · 3 km deep · 52 km away
  16. 2.13 km ESE of Mammoth Lakes, California · 16380 days ago · 6 km deep · 94 km away
  17. 2.63km NNE of Mammoth Lakes, CA · 16380 days ago · 5 km deep · 92 km away
  18. 2.25km SSE of Mammoth Lakes, CA · 16383 days ago · 6 km deep · 90 km away
  19. 1.99km ENE of Mammoth Lakes, CA · 16385 days ago · 4 km deep · 99 km away
  20. 2.310km ENE of Mammoth Lakes, CA · 16386 days ago · 4 km deep · 100 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1070011. Read Wed, Sep 23, 2026, 6:38 PM UTC.