California earthquakes

M2.8 earthquake 39km WSW of Encinitas, CA

A magnitude 2.8 earthquake struck 39km WSW of Encinitas, CA on Sat, Oct 3, 1987, 3:40 PM PDT (22:40 UTC), 6 km (3 mi) below the surface.

A larger quake followed: M3.4 44km WSW of Carlsbad, 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
2.8 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
1987-10-03 22:40:54 UTC
Depth
5.6 km (3.5 mi), shallow
Epicenter
32.963° N, 117.704° 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
186°, 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: 110 in the 60 days after this one and 54 in the 30 days before it.

After

  1. 2.17km NW of Aguanga, CA · 14242 days ago · 5 km deep · 93 km away
  2. 2.744km SSW of San Clemente, CA · 14242 days ago · 6 km deep · 20 km away
  3. 2.746km SSW of San Clemente, CA · 14242 days ago · 6 km deep · 16 km away
  4. 2.58km NNE of Lake Henshaw, CA · 14241 days ago · 5 km deep · 98 km away
  5. 1.730km WSW of Encinitas, CA · 14240 days ago · 6 km deep · 10 km away
  6. 2.49km WSW of Palomar Observatory, CA · 14240 days ago · 5 km deep · 81 km away
  7. 2.210km WSW of Palomar Observatory, CA · 14240 days ago · 5 km deep · 80 km away
  8. 2.632km WSW of Encinitas, CA · 14239 days ago · 5 km deep · 7 km away
  9. 3.08km SE of San Clemente Is. (SE tip), CA · 14239 days ago · 6 km deep · 59 km away
  10. 2.542km WSW of Carlsbad, CA · 14237 days ago · 6 km deep · 5 km away
  11. 2.643km WSW of Carlsbad, CA · 14237 days ago · 6 km deep · 15 km away
  12. 2.09km WNW of Aguanga, CA · 14237 days ago · 2 km deep · 91 km away
  13. 2.623km WSW of Carlsbad, CA · 14234 days ago · 5 km deep · 18 km away
  14. 2.448km ENE of San Clemente Is. (SE tip), CA · 14233 days ago · 6 km deep · 14 km away
  15. 2.543km WSW of Carlsbad, CA · 14233 days ago · 6 km deep · 6 km away
  16. 2.940km WSW of Encinitas, CA · 14233 days ago · 6 km deep · 1 km away
  17. 2.639km WSW of Carlsbad, CA · 14233 days ago · 6 km deep · 2 km away
  18. 2.49km SSW of San Pedro, CA · 14232 days ago · 4 km deep · 96 km away
  19. 2.37km SW of Palomar Observatory, CA · 14230 days ago · 18 km deep · 83 km away
  20. 2.746km WSW of Carlsbad, CA · 14230 days ago · 6 km deep · 12 km away
  21. 2.53km SW of National City, CA · 14229 days ago · 5 km deep · 63 km away
  22. 2.644km WSW of Carlsbad, CA · 14229 days ago · 6 km deep · 5 km away
  23. 2.540km WSW of Carlsbad, CA · 14229 days ago · 6 km deep · 4 km away
  24. 2.844km WSW of Carlsbad, CA · 14229 days ago · 6 km deep · 5 km away
  25. 2.944km WSW of Carlsbad, CA · 14229 days ago · 6 km deep · 6 km away
  26. 2.545km WSW of Carlsbad, CA · 14229 days ago · 6 km deep · 11 km away
  27. 2.740km WSW of Carlsbad, CA · 14227 days ago · 6 km deep · 6 km away
  28. 2.542km WSW of Carlsbad, CA · 14227 days ago · 6 km deep · 2 km away
  29. 2.741km WSW of Carlsbad, CA · 14227 days ago · 6 km deep · 3 km away
  30. 2.739km WSW of Carlsbad, CA · 14227 days ago · 6 km deep · 2 km away
  31. 2.546km WSW of Carlsbad, CA · 14227 days ago · 6 km deep · 10 km away
  32. 2.645km WSW of Carlsbad, CA · 14226 days ago · 5 km deep · 7 km away
  33. 2.640km WSW of Carlsbad, CA · 14226 days ago · 6 km deep · 6 km away
  34. 2.544km WSW of Carlsbad, CA · 14225 days ago · 5 km deep · 13 km away
  35. 1.94km NW of Aguanga, CA · 14224 days ago · 2 km deep · 94 km away
  36. 2.450km E of San Clemente Is. (SE tip), CA · 14224 days ago · 5 km deep · 14 km away
  37. 2.547km WSW of Carlsbad, CA · 14223 days ago · 6 km deep · 10 km away
  38. 2.538km WSW of Carlsbad, CA · 14222 days ago · 6 km deep · 6 km away
  39. 2.444km WSW of Carlsbad, CA · 14221 days ago · 6 km deep · 12 km away
  40. 1.92km WNW of Palomar Observatory, CA · 14221 days ago · 8 km deep · 88 km away
  41. 2.644km WSW of Carlsbad, CA · 14221 days ago · 6 km deep · 6 km away
  42. 2.540km WSW of Carlsbad, CA · 14220 days ago · 5 km deep · 5 km away
  43. 2.536km WSW of Carlsbad, CA · 14220 days ago · 5 km deep · 7 km away
  44. 3.061km WSW of Rosarito, B.C., MX · 14219 days ago · 6 km deep · 90 km away
  45. 2.641km WSW of Carlsbad, CA · 14219 days ago · 6 km deep · 2 km away
  46. 2.644km WSW of Encinitas, CA · 14218 days ago · 6 km deep · 5 km away
  47. 2.29km WNW of Palomar Observatory, CA · 14218 days ago · 3 km deep · 83 km away
  48. 2.718km NE of Avalon, CA · 14217 days ago · 13 km deep · 68 km away
  49. 1.74km ESE of Murrieta Hot Springs, CA · 14217 days ago · 3 km deep · 85 km away
  50. 2.514km NW of Aguanga, CA · 14217 days ago · 8 km deep · 91 km away
  51. 1.96km SE of Aguanga, CA · 14216 days ago · 5 km deep · 95 km away
  52. 2.28km N of Aguanga, CA · 14216 days ago · 7 km deep · 98 km away
  53. 2.840km WSW of Encinitas, CA · 14216 days ago · 5 km deep · 3 km away
  54. 2.541km WSW of Carlsbad, CA · 14216 days ago · 6 km deep · 6 km away
  55. 2.538km WSW of Carlsbad, CA · 14216 days ago · 6 km deep · 6 km away
  56. 2.841km WSW of Carlsbad, CA · 14215 days ago · 6 km deep · 3 km away
  57. 2.741km WSW of Carlsbad, CA · 14215 days ago · 6 km deep · 7 km away
  58. 2.642km WSW of Carlsbad, CA · 14215 days ago · 6 km deep · 8 km away
  59. 2.541km WSW of Carlsbad, CA · 14215 days ago · 6 km deep · 10 km away
  60. 2.62km NNW of Imperial Beach, CA · 14214 days ago · 16 km deep · 68 km away

The first 60 of 110.

Before

  1. 2.650km WSW of Encinitas, CA · 14244 days ago · 6 km deep · 11 km away
  2. 1.78km W of Seal Beach, CA · 14244 days ago · 12 km deep · 97 km away
  3. 1.63km ENE of Villa Park, CA · 14247 days ago · 5 km deep · 96 km away
  4. 2.339km WSW of Carlsbad, CA · 14247 days ago · 6 km deep · 9 km away
  5. 2.646km WSW of Carlsbad, CA · 14248 days ago · 6 km deep · 7 km away
  6. 2.946km WSW of Carlsbad, CA · 14248 days ago · 6 km deep · 9 km away
  7. 2.18km WSW of Corona, CA · 14249 days ago · 5 km deep · 98 km away
  8. 2.49km ENE of Valley Center, CA · 14249 days ago · 22 km deep · 78 km away
  9. 2.741km WSW of Encinitas, CA · 14250 days ago · 6 km deep · 2 km away
  10. 2.642km WSW of Carlsbad, CA · 14251 days ago · 6 km deep · 6 km away
  11. 2.21km SE of San Joaquin Hills, CA · 14252 days ago · 1 km deep · 73 km away
  12. 2.09km E of Pala, CA · 14253 days ago · 4 km deep · 81 km away
  13. 2.03km ESE of Lake Henshaw, CA · 14253 days ago · 12 km deep · 95 km away
  14. 2.643km WSW of Carlsbad, CA · 14253 days ago · 6 km deep · 4 km away
  15. 1.819km N of Avalon, CA · 14253 days ago · 9 km deep · 85 km away
  16. 2.841km WSW of Carlsbad, CA · 14254 days ago · 6 km deep · 5 km away
  17. 2.17km ENE of Villa Park, CA · 14255 days ago · 2 km deep · 97 km away
  18. 2.747km WSW of Carlsbad, CA · 14255 days ago · 5 km deep · 9 km away
  19. 2.838km WSW of Carlsbad, CA · 14255 days ago · 6 km deep · 4 km away
  20. 2.48km ENE of Villa Park, CA · 14256 days ago · 3 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci731990. Read Fri, Oct 2, 2026, 4:05 PM UTC.