California earthquakes

M2.6 earthquake 48km WSW of Encinitas, CA

A magnitude 2.6 earthquake struck 48km WSW of Encinitas, CA on Fri, Dec 23, 1983, 11:07 PM PST (07:07 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.9 36km SSW of Dana Point, 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 (mc), micro
Local time
UTC
1983-12-24 07:07:44 UTC
Depth
5.7 km (3.6 mi), shallow
Epicenter
32.919° N, 117.784° 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 0.8 km horizontally, 31.6 km in depth
Depth from
Operator assigned
Station coverage gap
200°, poorly surrounded by stations
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 2.542km ESE of San Clemente Is. (SE tip), CA · 15620 days ago · 6 km deep · 33 km away
  2. 2.645km NE of San Clemente Is. (SE tip), CA · 15619 days ago · 6 km deep · 22 km away
  3. 2.844km NE of San Clemente Is. (SE tip), CA · 15618 days ago · 6 km deep · 21 km away
  4. 2.08km S of San Clemente, CA · 15616 days ago · 5 km deep · 50 km away
  5. 2.410km S of San Clemente, CA · 15612 days ago · 6 km deep · 49 km away
  6. 1.86km WNW of Imperial Beach, CA · 15611 days ago · 5 km deep · 67 km away
  7. 2.52km N of Chula Vista, CA · 15605 days ago · 5 km deep · 75 km away
  8. 2.642km WSW of Carlsbad, CA · 15603 days ago · 5 km deep · 9 km away
  9. 2.512km S of Rancho Palos Verdes, CA · 15603 days ago · 0 km deep · 98 km away
  10. 2.514km S of San Pedro, CA · 15594 days ago · 4 km deep · 90 km away
  11. 2.15km NE of Lake Elsinore, CA · 15587 days ago · 9 km deep · 98 km away
  12. 2.410km W of Camp Pendleton South, CA · 15587 days ago · 13 km deep · 46 km away
  13. 2.63km SE of Seal Beach, CA · 15584 days ago · 5 km deep · 94 km away
  14. 2.65km SE of Seal Beach, CA · 15584 days ago · 5 km deep · 92 km away
  15. 2.46km SSE of Coronado, CA · 15579 days ago · 5 km deep · 67 km away
  16. 2.33km SW of Huntington Beach, CA · 15579 days ago · 5 km deep · 87 km away
  17. 2.816km W of Imperial Beach, CA · 15575 days ago · 6 km deep · 62 km away
  18. 2.936km SSW of Dana Point, CA · 15574 days ago · 6 km deep · 28 km away
  19. 1.911km W of Aguanga, CA · 15573 days ago · 16 km deep · 95 km away
  20. 2.625km SW of Laguna Beach, CA · 15569 days ago · 6 km deep · 56 km away
  21. 1.67km S of Temecula, CA · 15568 days ago · 0 km deep · 82 km away
  22. 2.13km NNW of Seal Beach, CA · 15567 days ago · 5 km deep · 99 km away
  23. 2.728km WSW of La Jolla, CA · 15566 days ago · 6 km deep · 28 km away
  24. 2.17km S of Temecula, CA · 15565 days ago · 1 km deep · 82 km away
  25. 2.18km WNW of Lake Elsinore, CA · 15561 days ago · 8 km deep · 93 km away

Before

  1. 1.83km SSE of Anaheim, CA · 15626 days ago · 9 km deep · 100 km away
  2. 1.70km NE of Wildomar, CA · 15632 days ago · 5 km deep · 89 km away
  3. 2.112km WNW of Lakeland Village, CA · 15638 days ago · 7 km deep · 92 km away
  4. 1.930km ESE of Avalon, CA · 15642 days ago · 6 km deep · 46 km away
  5. 1.947km E of San Clemente Is. (SE tip), CA · 15645 days ago · 6 km deep · 11 km away
  6. 2.546km SW of San Clemente, CA · 15647 days ago · 6 km deep · 21 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci27697. Read Tue, Sep 29, 2026, 4:22 PM UTC.