California earthquakes

M1.8 earthquake 17 km E of Edna, California

A magnitude 1.8 earthquake struck 17 km E of Edna, California on Tue, Dec 29, 1981, 3:41 PM PST (23:41 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.0 9 km ENE of Cayucos, California. This one was a foreshock.

Arroyo Grande 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
1.8 (md), micro
Local time
UTC
1981-12-29 23:41:35 UTC
Depth
7.9 km (4.9 mi), shallow
Epicenter
35.229° N, 120.424° 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 4.6 km horizontally, 8.0 km in depth
Magnitude uncertainty
±0.30
Depth from
From location
Station coverage gap
273°, poorly surrounded by stations
Stations used
4

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.09 km ENE of Cayucos, California · 16330 days ago · 4 km deep · 42 km away
  2. 1.73 km N of San Luis Obispo, California · 16325 days ago · 0 km deep · 24 km away
  3. 2.932 km WSW of Guadalupe, California · 16324 days ago · 2 km deep · 60 km away
  4. 2.316 km WSW of Callender, California · 16323 days ago · 8 km deep · 40 km away
  5. 1.610 km NNE of Cayucos, California · 16314 days ago · 8 km deep · 49 km away
  6. 3.21 km S of Oceano, California · 16313 days ago · 0 km deep · 24 km away
  7. 1.511 km WNW of San Simeon, California · 16309 days ago · 5 km deep · 94 km away
  8. 2.515km NNW of Goleta, CA · 16304 days ago · 5 km deep · 89 km away
  9. 2.02 km SSE of San Ardo, California · 16302 days ago · 13 km deep · 96 km away
  10. 1.620 km NW of Parkfield, California · 16301 days ago · 2 km deep · 90 km away
  11. 2.06 km SE of Los Osos, California · 16300 days ago · 3 km deep · 33 km away
  12. 1.623 km NW of Parkfield, California · 16297 days ago · 3 km deep · 93 km away
  13. 1.922 km SSE of Avenal, California · 16296 days ago · 8 km deep · 72 km away
  14. 2.017 km NW of Parkfield, California · 16294 days ago · 5 km deep · 88 km away
  15. 2.23 km SSW of Morro Bay, California · 16293 days ago · 5 km deep · 42 km away
  16. 1.519 km NW of Parkfield, California · 16291 days ago · 4 km deep · 90 km away
  17. 1.620 km NW of Parkfield, California · 16290 days ago · 4 km deep · 91 km away
  18. 2.313 km W of Templeton, California · 16287 days ago · 4 km deep · 54 km away
  19. 1.713 km W of Templeton, California · 16287 days ago · 5 km deep · 54 km away
  20. 2.116 km NW of Parkfield, California · 16280 days ago · 4 km deep · 87 km away
  21. 1.915 km NW of Parkfield, California · 16279 days ago · 5 km deep · 86 km away
  22. 1.914 km NW of Parkfield, California · 16278 days ago · 5 km deep · 86 km away

Before

  1. 1.82 km SSW of Edna, California · 16339 days ago · 0 km deep · 19 km away
  2. 1.514 km SW of Coalinga, California · 16340 days ago · 6 km deep · 93 km away
  3. 2.112 km WSW of Callender, California · 16343 days ago · 0 km deep · 36 km away
  4. 2.521 km NW of Parkfield, California · 16352 days ago · 4 km deep · 91 km away
  5. 2.228 km WSW of Guadalupe, California · 16355 days ago · 5 km deep · 57 km away
  6. 1.825km S of Lompoc, CA · 16357 days ago · -1 km deep · 91 km away
  7. 1.97 km NE of Cambria, California · 16357 days ago · 2 km deep · 69 km away
  8. 1.6Near the coast of Central California · 16361 days ago · 8 km deep · 79 km away
  9. 1.814 km SSE of Avenal, California · 16366 days ago · 22 km deep · 80 km away
  10. 1.68 km SW of Templeton, California · 16367 days ago · 4 km deep · 44 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1070782. Read Tue, Sep 22, 2026, 11:12 AM UTC.