California earthquakes

M2.4 earthquake 2 km WSW of Graeagle, California

A magnitude 2.4 earthquake struck 2 km WSW of Graeagle, California on Wed, Mar 21, 1984, 3:14 AM PST (11:14 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.2 8 km SE of Mineral, California. This one was a foreshock.

Graeagle 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
2.4 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1984-03-21 11:14:33 UTC
Depth
-0.4 km (-0.2 mi), shallow
Epicenter
39.761° N, 120.653° 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 1.5 km horizontally, 3.8 km in depth
Magnitude uncertainty
±0.22
Depth from
From location
Station coverage gap
257°, poorly surrounded by stations
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 40 in the 60 days after this one and 18 in the 30 days before it.

After

  1. 2.20 km SW of Blairsden, California · 15537 days ago · 4 km deep · 3 km away
  2. 2.91 km SW of Plumas Eureka, California · 15537 days ago · 1 km deep · 2 km away
  3. 1.82 km SSE of Chester, California · 15529 days ago · 3 km deep · 75 km away
  4. 2.69 km NW of Belden, California · 15528 days ago · 9 km deep · 67 km away
  5. 2.78 km W of Floriston, California · 15527 days ago · -2 km deep · 61 km away
  6. 2.37 km NNW of Downieville, California · 15524 days ago · 29 km deep · 24 km away
  7. 2.35 km SSW of Kingvale, California · 15522 days ago · 4 km deep · 57 km away
  8. 1.92 km S of Plumas Eureka, California · 15520 days ago · 2 km deep · 1 km away
  9. 2.114 km NNE of Chester, California · 15519 days ago · 4 km deep · 88 km away
  10. 1.90 km W of Plumas Eureka, California · 15512 days ago · 1 km deep · 3 km away
  11. 1.65 km W of Bangor, California · 15511 days ago · 4 km deep · 81 km away
  12. 1.713 km W of Chester, California · 15505 days ago · 8 km deep · 87 km away
  13. 3.28 km SE of Mineral, California · 15505 days ago · 5 km deep · 95 km away
  14. 1.99 km SE of Mineral, California · 15505 days ago · 4 km deep · 94 km away
  15. 1.88 km SE of Mineral, California · 15505 days ago · 4 km deep · 95 km away
  16. 3.28 km SE of Mineral, California · 15505 days ago · 5 km deep · 95 km away
  17. 1.88 km SE of Mineral, California · 15505 days ago · 4 km deep · 95 km away
  18. 1.58 km SE of Mineral, California · 15505 days ago · 4 km deep · 95 km away
  19. 3.07 km SE of Mineral, California · 15505 days ago · 5 km deep · 96 km away
  20. 1.69 km SE of Mineral, California · 15505 days ago · 2 km deep · 94 km away
  21. 1.55 km SE of Mineral, California · 15505 days ago · 4 km deep · 98 km away
  22. 1.83 km ESE of Mineral, California · 15505 days ago · 4 km deep · 100 km away
  23. 1.58 km SE of Mineral, California · 15505 days ago · 3 km deep · 95 km away
  24. 1.57 km ESE of Mineral, California · 15505 days ago · -2 km deep · 97 km away
  25. 1.89 km SE of Mineral, California · 15505 days ago · 5 km deep · 94 km away
  26. 1.85 km SE of Palermo, California · 15505 days ago · 6 km deep · 83 km away
  27. 1.910 km NNW of Chester, California · 15504 days ago · -1 km deep · 88 km away
  28. 1.59 km NNW of Chester, California · 15504 days ago · 0 km deep · 88 km away
  29. 1.82 km SE of Chester, California · 15504 days ago · 6 km deep · 76 km away
  30. 1.911 km WSW of Chester, California · 15502 days ago · 3 km deep · 84 km away
  31. 1.87 km SE of Mineral, California · 15501 days ago · 4 km deep · 96 km away
  32. 1.86 km SE of Mineral, California · 15500 days ago · 5 km deep · 97 km away
  33. 1.58 km SE of Mineral, California · 15500 days ago · 4 km deep · 95 km away
  34. 2.34 km NNE of Stirling City, California · 15499 days ago · -1 km deep · 76 km away
  35. 2.213 km WSW of Chester, California · 15498 days ago · 3 km deep · 84 km away
  36. 1.7Northern California · 15493 days ago · 2 km deep · 57 km away
  37. 2.13 km SSE of Canyondam, California · 15491 days ago · 6 km deep · 54 km away
  38. 2.12 km N of Taylorsville, California · 15482 days ago · 3 km deep · 41 km away
  39. 1.59 km SSW of Sierraville, California · 15479 days ago · 8 km deep · 36 km away
  40. 2.05 km SE of Sierraville, California · 15478 days ago · -1 km deep · 37 km away

Before

  1. 3.40 km NW of Plumas Eureka, California · 15537 days ago · -1 km deep · 4 km away
  2. 1.811 km N of Butte Meadows, California · 15537 days ago · 12 km deep · 88 km away
  3. 2.71 km W of Plumas Eureka, California · 15538 days ago · -2 km deep · 3 km away
  4. 2.40 km WNW of Plumas Eureka, California · 15538 days ago · -1 km deep · 3 km away
  5. 1.58 km WSW of Chester, California · 15543 days ago · 3 km deep · 79 km away
  6. 1.814 km SSW of Kingvale, California · 15547 days ago · 14 km deep · 64 km away
  7. 1.816 km ENE of Mineral, California · 15548 days ago · 4 km deep · 99 km away
  8. 1.71 km SSW of Lake Almanor Country Club, California · 15550 days ago · 3 km deep · 68 km away
  9. 1.57 km WNW of Chester, California · 15552 days ago · 1 km deep · 85 km away
  10. 2.41 km W of Plumas Eureka, California · 15554 days ago · 3 km deep · 3 km away
  11. 2.011 km SW of Prattville, California · 15557 days ago · 3 km deep · 66 km away
  12. 1.98 km NE of Stirling City, California · 15561 days ago · 0 km deep · 71 km away
  13. 1.67 km NNE of Oroville, California · 15561 days ago · 9 km deep · 78 km away
  14. 2.06 km NW of Chester, California · 15562 days ago · 11 km deep · 85 km away
  15. 1.914 km NE of Butte Meadows, California · 15562 days ago · 3 km deep · 82 km away
  16. 1.78 km NE of Butte Meadows, California · 15562 days ago · -2 km deep · 82 km away
  17. 1.76 km NW of Chester, California · 15564 days ago · 11 km deep · 85 km away
  18. 2.27 km WNW of Chester, California · 15564 days ago · 8 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1112962. Read Sun, Oct 4, 2026, 6:37 AM UTC.