California earthquakes

M2.3 earthquake 11 km SW of Walker, California

A magnitude 2.3 earthquake struck 11 km SW of Walker, California on Thu, Nov 2, 1978, 8:37 PM PST (04:37 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M3.2 23 km E of Mono City, California. This one was a foreshock.

Walker 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
2.3 (Ma), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1978-11-03 04:37:28 UTC
Depth
4.3 km (2.7 mi), shallow
Epicenter
38.438° N, 119.563° 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 2.9 km horizontally, 9.9 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
285°, poorly surrounded by stations
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 30 in the 30 days before it.

After

  1. 1.630 km E of Mono City, California · 17500 days ago · 3 km deep · 77 km away
  2. 1.629 km ENE of Mono City, California · 17500 days ago · 3 km deep · 75 km away
  3. 1.630 km E of Mono City, California · 17499 days ago · 3 km deep · 77 km away
  4. 3.26 km ENE of Mono City, California · 17492 days ago · 5 km deep · 59 km away
  5. 2.223 km E of Mono City, California · 17492 days ago · 5 km deep · 74 km away
  6. 3.015 km ESE of Strawberry, California · 17489 days ago · 4 km deep · 40 km away
  7. 2.911 km NW of Mono City, California · 17489 days ago · 14 km deep · 47 km away
  8. 2.112 km WNW of Mono City, California · 17489 days ago · 4 km deep · 46 km away
  9. 2.30 km SSW of Mesa Vista, California · 17481 days ago · 5 km deep · 46 km away
  10. 2.42 km SSW of Vallecito, California · 17477 days ago · 14 km deep · 90 km away
  11. 1.818 km W of Bridgeport, California · 17476 days ago · 4 km deep · 24 km away
  12. 1.623 km E of Mono City, California · 17474 days ago · 6 km deep · 73 km away
  13. 1.712 km ESE of Kirkwood, California · 17463 days ago · 8 km deep · 41 km away
  14. 2.29 km NE of Mono City, California · 17457 days ago · 5 km deep · 58 km away
  15. 1.61 km S of Mesa Vista, California · 17455 days ago · 2 km deep · 45 km away
  16. 2.216 km E of Bridgeport, California · 17455 days ago · 5 km deep · 50 km away
  17. 2.12 km WNW of Alpine Village, California · 17451 days ago · 11 km deep · 45 km away
  18. 3.223 km E of Mono City, California · 17442 days ago · 5 km deep · 74 km away
  19. 1.630 km E of Mono City, California · 17442 days ago · 4 km deep · 78 km away

Before

  1. 2.028 km E of Mono City, California · 17505 days ago · 4 km deep · 76 km away
  2. 2.423 km E of Mono City, California · 17505 days ago · 4 km deep · 73 km away
  3. 2.630 km E of Mono City, California · 17506 days ago · 3 km deep · 77 km away
  4. 2.130 km E of Mono City, California · 17506 days ago · 2 km deep · 77 km away
  5. 2.230 km E of Mono City, California · 17506 days ago · 3 km deep · 78 km away
  6. 2.424 km E of Mono City, California · 17508 days ago · 6 km deep · 73 km away
  7. 1.711 km SSW of Bear Valley, California · 17509 days ago · 0 km deep · 47 km away
  8. 1.631 km E of Mono City, California · 17509 days ago · 3 km deep · 79 km away
  9. 3.3California-Nevada border region · 17510 days ago · 6 km deep · 73 km away
  10. 2.911 km ENE of Mono City, California · 17510 days ago · 11 km deep · 62 km away
  11. 2.327 km ENE of Mono City, California · 17510 days ago · 4 km deep · 73 km away
  12. 1.831 km E of Mono City, California · 17510 days ago · 2 km deep · 77 km away
  13. 3.623 km E of Mono City, California · 17511 days ago · 6 km deep · 73 km away
  14. 1.630 km E of Mono City, California · 17511 days ago · 3 km deep · 77 km away
  15. 2.824 km ENE of Mono City, California · 17511 days ago · 5 km deep · 72 km away
  16. 1.730 km E of Mono City, California · 17511 days ago · 3 km deep · 77 km away
  17. 1.630 km E of Mono City, California · 17512 days ago · 6 km deep · 79 km away
  18. 2.810 km ENE of Mono City, California · 17513 days ago · 15 km deep · 62 km away
  19. 1.629 km E of Mono City, California · 17513 days ago · 4 km deep · 77 km away
  20. 1.530 km E of Mono City, California · 17513 days ago · 3 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1043163. Read Fri, Oct 2, 2026, 1:43 PM UTC.