California earthquakes

M2.6 earthquake 42km WSW of Encinitas, CA

A magnitude 2.6 earthquake struck 42km WSW of Encinitas, CA on Wed, Dec 2, 1987, 11:26 AM PST (19:26 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.9 46km SSW of San Clemente, CA. This one was a foreshock.

Encinitas 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
2.6 (Mc), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1987-12-02 19:26:36 UTC
Depth
5.7 km (3.5 mi), shallow
Epicenter
32.941° N, 117.725° 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.

Depth from
Operator assigned
Station coverage gap
190°, poorly surrounded by stations
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 114 in the 60 days after this one and 43 in the 30 days before it.

After

  1. 2.738km WSW of Carlsbad, CA · 14183 days ago · 6 km deep · 7 km away
  2. 2.641km WSW of Carlsbad, CA · 14183 days ago · 5 km deep · 10 km away
  3. 2.844km WSW of Carlsbad, CA · 14182 days ago · 6 km deep · 9 km away
  4. 2.741km W of La Jolla, CA · 14182 days ago · 5 km deep · 4 km away
  5. 2.640km WSW of Encinitas, CA · 14180 days ago · 5 km deep · 3 km away
  6. 2.854km WSW of Rosarito, B.C., MX · 14180 days ago · 6 km deep · 83 km away
  7. 2.42km WNW of Laguna Niguel, CA · 14179 days ago · 5 km deep · 65 km away
  8. 2.57km SSE of Palomar Observatory, CA · 14178 days ago · 15 km deep · 92 km away
  9. 2.57km W of Palomar Observatory, CA · 14174 days ago · 5 km deep · 87 km away
  10. 2.644km WSW of Carlsbad, CA · 14173 days ago · 6 km deep · 6 km away
  11. 2.212km N of Trabuco Canyon, CA · 14173 days ago · 2 km deep · 93 km away
  12. 2.745km WSW of Carlsbad, CA · 14173 days ago · 6 km deep · 7 km away
  13. 2.849km WSW of Carlsbad, CA · 14173 days ago · 6 km deep · 16 km away
  14. 2.17km NW of Aguanga, CA · 14173 days ago · 5 km deep · 95 km away
  15. 3.039km WSW of Carlsbad, CA · 14169 days ago · 5 km deep · 8 km away
  16. 3.741km WSW of Carlsbad, CA · 14169 days ago · 6 km deep · 11 km away
  17. 2.847km WSW of Carlsbad, CA · 14169 days ago · 6 km deep · 14 km away
  18. 2.848km WSW of Carlsbad, CA · 14169 days ago · 5 km deep · 7 km away
  19. 2.31km ESE of Murrieta, CA · 14169 days ago · 5 km deep · 83 km away
  20. 2.31km ESE of Murrieta, CA · 14169 days ago · 5 km deep · 83 km away
  21. 3.142km WSW of Encinitas, CA · 14167 days ago · 6 km deep · 1 km away
  22. 3.643km WSW of Encinitas, CA · 14167 days ago · 6 km deep · 1 km away
  23. 2.12km NE of Murrieta, CA · 14167 days ago · 9 km deep · 85 km away
  24. 2.845km WSW of Carlsbad, CA · 14166 days ago · 6 km deep · 11 km away
  25. 1.99km SE of San Pedro, CA · 14166 days ago · 2 km deep · 94 km away
  26. 2.545km WSW of Carlsbad, CA · 14165 days ago · 5 km deep · 4 km away
  27. 2.211km ENE of North Tustin, CA · 14165 days ago · 1 km deep · 97 km away
  28. 2.18km W of Palomar Observatory, CA · 14164 days ago · 19 km deep · 85 km away
  29. 2.849km ENE of San Clemente Is. (SE tip), CA · 14164 days ago · 6 km deep · 16 km away
  30. 2.546km WSW of Carlsbad, CA · 14164 days ago · 5 km deep · 6 km away
  31. 2.948km WSW of Carlsbad, CA · 14164 days ago · 6 km deep · 12 km away
  32. 2.744km WSW of Carlsbad, CA · 14164 days ago · 6 km deep · 4 km away
  33. 2.543km WSW of Carlsbad, CA · 14163 days ago · 6 km deep · 11 km away
  34. 2.727km SW of Carlsbad, CA · 14163 days ago · 6 km deep · 16 km away
  35. 2.645km SSW of San Clemente, CA · 14163 days ago · 6 km deep · 17 km away
  36. 2.912km SSW of San Clemente Is. (SE tip), CA · 14162 days ago · 6 km deep · 66 km away
  37. 3.019km WSW of La Jolla, CA · 14162 days ago · 6 km deep · 32 km away
  38. 2.643km WSW of Carlsbad, CA · 14160 days ago · 5 km deep · 5 km away
  39. 2.814km NNW of San Clemente Is. (NW tip), CA · 14160 days ago · 6 km deep · 92 km away
  40. 2.06km SSE of San Pedro, CA · 14159 days ago · 9 km deep · 97 km away
  41. 2.31km E of Murrieta, CA · 14158 days ago · 5 km deep · 84 km away
  42. 2.22km E of Murrieta, CA · 14158 days ago · 0 km deep · 84 km away
  43. 2.843km WSW of Carlsbad, CA · 14158 days ago · 6 km deep · 4 km away
  44. 2.51km ESE of Murrieta, CA · 14158 days ago · 5 km deep · 83 km away
  45. 2.41km E of Murrieta, CA · 14158 days ago · 5 km deep · 83 km away
  46. 2.645km WSW of Carlsbad, CA · 14158 days ago · 6 km deep · 10 km away
  47. 2.12km NNE of Murrieta, CA · 14157 days ago · 11 km deep · 85 km away
  48. 2.21km ENE of Murrieta, CA · 14157 days ago · 3 km deep · 84 km away
  49. 2.22km ESE of Murrieta, CA · 14157 days ago · 5 km deep · 83 km away
  50. 2.32km SE of Murrieta, CA · 14157 days ago · 5 km deep · 83 km away
  51. 2.23km NE of Murrieta, CA · 14157 days ago · 8 km deep · 86 km away
  52. 2.12km ENE of Murrieta, CA · 14157 days ago · 5 km deep · 85 km away
  53. 2.01km ESE of Murrieta, CA · 14157 days ago · 9 km deep · 83 km away
  54. 1.62km ESE of Murrieta, CA · 14157 days ago · 5 km deep · 84 km away
  55. 2.42km ESE of Murrieta, CA · 14157 days ago · 5 km deep · 83 km away
  56. 1.92km ENE of Murrieta, CA · 14157 days ago · 5 km deep · 85 km away
  57. 3.21km SE of Murrieta, CA · 14157 days ago · 1 km deep · 83 km away
  58. 2.21km ESE of Murrieta, CA · 14157 days ago · 5 km deep · 83 km away
  59. 2.32km ESE of Murrieta, CA · 14157 days ago · 5 km deep · 83 km away
  60. 3.02km SE of Murrieta, CA · 14157 days ago · 1 km deep · 83 km away

The first 60 of 114.

Before

  1. 3.05km E of Costa Mesa, CA · 14185 days ago · 12 km deep · 81 km away
  2. 2.739km WSW of Carlsbad, CA · 14185 days ago · 6 km deep · 7 km away
  3. 1.93km SW of Good Hope, CA · 14188 days ago · 10 km deep · 98 km away
  4. 2.03km NW of Westminster, CA · 14188 days ago · 4 km deep · 97 km away
  5. 2.537km WSW of Encinitas, CA · 14189 days ago · 5 km deep · 6 km away
  6. 1.92km N of Palomar Observatory, CA · 14191 days ago · 10 km deep · 94 km away
  7. 2.540km WSW of Carlsbad, CA · 14191 days ago · 5 km deep · 8 km away
  8. 1.941km WSW of Carlsbad, CA · 14191 days ago · 6 km deep · 3 km away
  9. 2.841km WSW of Encinitas, CA · 14192 days ago · 6 km deep · 1 km away
  10. 1.938km WSW of Encinitas, CA · 14192 days ago · 5 km deep · 4 km away
  11. 1.811km SSE of Corona, CA · 14193 days ago · 5 km deep · 94 km away
  12. 2.539km WSW of Encinitas, CA · 14194 days ago · 6 km deep · 3 km away
  13. 1.840km WSW of Carlsbad, CA · 14196 days ago · 5 km deep · 7 km away
  14. 2.547km WSW of Carlsbad, CA · 14199 days ago · 6 km deep · 8 km away
  15. 3.041km WSW of Encinitas, CA · 14200 days ago · 5 km deep · 1 km away
  16. 1.610km ESE of San Clemente Is. (NW tip), CA · 14201 days ago · 6 km deep · 73 km away
  17. 2.545km WSW of Carlsbad, CA · 14202 days ago · 5 km deep · 10 km away
  18. 1.66km S of San Pedro, CA · 14203 days ago · 6 km deep · 97 km away
  19. 2.539km WSW of Carlsbad, CA · 14203 days ago · 6 km deep · 6 km away
  20. 2.538km WSW of Carlsbad, CA · 14204 days ago · 6 km deep · 5 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci737683. Read Fri, Oct 2, 2026, 3:29 AM UTC.