California earthquakes

M2.1 earthquake 7 km S of Bootjack, CA

A magnitude 2.1 earthquake struck 7 km S of Bootjack, CA on Mon, Oct 26, 1987, 11:58 PM PST (07:58 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.7 11 km SE of Greeley Hill, 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.

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The earthquake

Magnitude
2.1 (md), micro
Local time
UTC
1987-10-27 07:58:15 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
37.406° N, 119.899° 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
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
184°, poorly surrounded by stations
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 126 in the 60 days after this one and 83 in the 30 days before it.

After

  1. 1.611 km SW of Aspen Springs, California · 14214 days ago · 9 km deep · 95 km away
  2. 1.612 km W of Aspen Springs, California · 14212 days ago · 4 km deep · 94 km away
  3. 1.929 km N of Big Creek, California · 14212 days ago · 26 km deep · 56 km away
  4. 1.612 km WSW of Aspen Springs, California · 14212 days ago · 4 km deep · 93 km away
  5. 2.211 km SSW of Aspen Springs, California · 14212 days ago · 8 km deep · 99 km away
  6. 1.73 km ESE of Mammoth Lakes, California · 14210 days ago · 2 km deep · 88 km away
  7. 1.79 km WSW of Aspen Springs, California · 14210 days ago · 4 km deep · 96 km away
  8. 1.611 km WSW of Aspen Springs, California · 14210 days ago · 4 km deep · 95 km away
  9. 1.612 km W of Aspen Springs, California · 14209 days ago · 4 km deep · 94 km away
  10. 1.711 km SW of Aspen Springs, California · 14209 days ago · 7 km deep · 97 km away
  11. 1.613 km W of Aspen Springs, California · 14209 days ago · 4 km deep · 92 km away
  12. 1.913 km W of Aspen Springs, California · 14209 days ago · 3 km deep · 92 km away
  13. 2.322 km E of Yosemite Valley, California · 14208 days ago · 20 km deep · 61 km away
  14. 2.011 km SSW of Aspen Springs, California · 14205 days ago · 8 km deep · 99 km away
  15. 1.512 km W of Aspen Springs, California · 14205 days ago · 6 km deep · 93 km away
  16. 2.112 km WSW of Aspen Springs, California · 14204 days ago · 4 km deep · 94 km away
  17. 1.710 km SW of Aspen Springs, California · 14204 days ago · 6 km deep · 98 km away
  18. 2.010 km ESE of Mammoth Lakes, California · 14204 days ago · 2 km deep · 95 km away
  19. 2.011 km WNW of Aspen Springs, California · 14204 days ago · 8 km deep · 96 km away
  20. 1.712 km WNW of Aspen Springs, California · 14203 days ago · 7 km deep · 95 km away
  21. 1.710 km WSW of Aspen Springs, California · 14203 days ago · 6 km deep · 96 km away
  22. 1.69 km E of Mammoth Lakes, California · 14203 days ago · 6 km deep · 94 km away
  23. 1.910 km WNW of Aspen Springs, California · 14203 days ago · 6 km deep · 96 km away
  24. 1.610 km W of Aspen Springs, California · 14203 days ago · -1 km deep · 96 km away
  25. 1.811 km WSW of Aspen Springs, California · 14202 days ago · 4 km deep · 95 km away
  26. 2.18 km WSW of Aspen Springs, California · 14202 days ago · 9 km deep · 98 km away
  27. 1.59 km W of Aspen Springs, California · 14202 days ago · 2 km deep · 96 km away
  28. 1.612 km SW of Aspen Springs, California · 14202 days ago · 3 km deep · 95 km away
  29. 1.611 km W of Aspen Springs, California · 14202 days ago · 5 km deep · 95 km away
  30. 1.96 km WSW of Aspen Springs, California · 14201 days ago · 10 km deep · 99 km away
  31. 1.710 km WNW of Aspen Springs, California · 14200 days ago · 5 km deep · 96 km away
  32. 1.78 km ESE of Mammoth Lakes, California · 14200 days ago · 2 km deep · 93 km away
  33. 1.514 km SW of Aspen Springs, California · 14198 days ago · 5 km deep · 95 km away
  34. 2.67 km SE of Mammoth Lakes, California · 14197 days ago · 2 km deep · 89 km away
  35. 1.610 km WNW of Aspen Springs, California · 14197 days ago · 7 km deep · 96 km away
  36. 1.513 km WSW of Aspen Springs, California · 14196 days ago · 3 km deep · 93 km away
  37. 1.812 km SE of Mammoth Lakes, California · 14196 days ago · 3 km deep · 94 km away
  38. 1.610 km E of Mammoth Lakes, California · 14196 days ago · 2 km deep · 96 km away
  39. 1.78 km ESE of Mammoth Lakes, California · 14196 days ago · 7 km deep · 94 km away
  40. 1.88 km ESE of Mammoth Lakes, California · 14196 days ago · 7 km deep · 94 km away
  41. 1.78 km ESE of Mammoth Lakes, California · 14196 days ago · 7 km deep · 93 km away
  42. 1.98 km ESE of Mammoth Lakes, California · 14196 days ago · 6 km deep · 94 km away
  43. 1.812 km SE of Mammoth Lakes, California · 14195 days ago · 2 km deep · 93 km away
  44. 1.511 km ESE of Mammoth Lakes, California · 14195 days ago · 4 km deep · 96 km away
  45. 1.78 km ESE of Mammoth Lakes, California · 14195 days ago · 7 km deep · 93 km away
  46. 1.78 km ESE of Mammoth Lakes, California · 14195 days ago · 3 km deep · 93 km away
  47. 1.712 km SE of Mammoth Lakes, California · 14195 days ago · 3 km deep · 94 km away
  48. 1.810 km ESE of Mammoth Lakes, California · 14195 days ago · 2 km deep · 95 km away
  49. 1.917 km SW of Aspen Springs, California · 14195 days ago · 2 km deep · 92 km away
  50. 1.618 km SW of Aspen Springs, California · 14195 days ago · 2 km deep · 91 km away
  51. 1.712 km SE of Mammoth Lakes, California · 14194 days ago · 4 km deep · 94 km away
  52. 1.69 km ESE of Mammoth Lakes, California · 14194 days ago · 5 km deep · 94 km away
  53. 1.68 km ESE of Mammoth Lakes, California · 14194 days ago · 5 km deep · 91 km away
  54. 1.59 km WNW of Aspen Springs, California · 14194 days ago · 4 km deep · 97 km away
  55. 2.026 km E of Fish Camp, California · 14194 days ago · 8 km deep · 50 km away
  56. 1.59 km WNW of Aspen Springs, California · 14194 days ago · 4 km deep · 97 km away
  57. 2.125 km E of Fish Camp, California · 14194 days ago · 7 km deep · 50 km away
  58. 2.314 km WSW of Aspen Springs, California · 14193 days ago · 4 km deep · 92 km away
  59. 1.613 km WSW of Aspen Springs, California · 14193 days ago · 3 km deep · 93 km away
  60. 1.814 km WSW of Aspen Springs, California · 14193 days ago · 4 km deep · 92 km away

The first 60 of 126.

Before

  1. 1.62 km E of Mammoth Lakes, California · 14215 days ago · 6 km deep · 88 km away
  2. 1.614 km WSW of Aspen Springs, California · 14215 days ago · 3 km deep · 92 km away
  3. 1.612 km W of Aspen Springs, California · 14215 days ago · 6 km deep · 94 km away
  4. 1.714 km W of Aspen Springs, California · 14216 days ago · 4 km deep · 91 km away
  5. 1.68 km SE of Los Banos, California · 14216 days ago · 4 km deep · 90 km away
  6. 3.08 km SSE of Shaver Lake, California · 14218 days ago · 30 km deep · 68 km away
  7. 1.513 km SW of Aspen Springs, California · 14218 days ago · 5 km deep · 94 km away
  8. 1.613 km SE of Mammoth Lakes, California · 14218 days ago · 6 km deep · 93 km away
  9. 2.312 km SE of Catheys Valley, California · 14218 days ago · 8 km deep · 10 km away
  10. 2.011 km SW of Aspen Springs, California · 14218 days ago · 7 km deep · 97 km away
  11. 1.610 km SW of Aspen Springs, California · 14219 days ago · 5 km deep · 97 km away
  12. 1.926 km NE of Bass Lake, California · 14220 days ago · 9 km deep · 50 km away
  13. 1.510 km SW of Aspen Springs, California · 14221 days ago · 5 km deep · 97 km away
  14. 2.17 km NW of Midpines, California · 14222 days ago · 19 km deep · 22 km away
  15. 1.65 km ESE of Mammoth Lakes, California · 14222 days ago · 6 km deep · 91 km away
  16. 2.230 km E of Fish Camp, California · 14223 days ago · 17 km deep · 54 km away
  17. 2.224 km E of Fish Camp, California · 14223 days ago · 15 km deep · 48 km away
  18. 1.812 km SE of Mammoth Lakes, California · 14223 days ago · 1 km deep · 93 km away
  19. 2.128 km E of Fish Camp, California · 14223 days ago · 4 km deep · 52 km away
  20. 1.826 km NE of Bass Lake, California · 14223 days ago · 7 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc10085439. Read Sun, Sep 27, 2026, 12:53 AM UTC.