California earthquakes

M2.1 earthquake 9 km NE of Proberta, California

A magnitude 2.1 earthquake struck 9 km NE of Proberta, California on Sat, Mar 3, 1984, 12:41 AM PST (08:41 UTC), 28 km (18 mi) below the surface.

A larger quake followed: M2.1 13 km E of Big Bend, California. This one was a foreshock.

Gerber 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
2.1 (md), micro
Local time
UTC
1984-03-03 08:41:25 UTC
Depth
28.2 km (17.5 mi), shallow
Epicenter
40.150° N, 122.094° 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 1.3 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
174°
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: 68 in the 60 days after this one and 38 in the 30 days before it.

After

  1. 1.825 km W of Paskenta, California · 15543 days ago · 3 km deep · 72 km away
  2. 2.113 km E of Big Bend, California · 15542 days ago · 19 km deep · 99 km away
  3. 1.89 km E of Millville, California · 15541 days ago · 12 km deep · 46 km away
  4. 1.57 km WNW of Chester, California · 15541 days ago · 1 km deep · 70 km away
  5. 1.710 km W of Shingletown, California · 15540 days ago · 21 km deep · 38 km away
  6. 1.71 km SSW of Lake Almanor Country Club, California · 15538 days ago · 3 km deep · 81 km away
  7. 1.816 km ENE of Mineral, California · 15536 days ago · 4 km deep · 65 km away
  8. 1.6Northern California · 15536 days ago · 20 km deep · 73 km away
  9. 2.011 km WSW of Durham, California · 15536 days ago · 24 km deep · 63 km away
  10. 1.58 km WSW of Chester, California · 15532 days ago · 3 km deep · 67 km away
  11. 1.713 km WSW of Paynes Creek, California · 15530 days ago · 6 km deep · 15 km away
  12. 2.26 km E of Big Bend, California · 15529 days ago · 8 km deep · 100 km away
  13. 1.56 km SW of Hamilton City, California · 15528 days ago · 14 km deep · 50 km away
  14. 1.511 km S of Paskenta, California · 15527 days ago · 4 km deep · 57 km away
  15. 1.83 km ENE of Big Bend, California · 15527 days ago · 4 km deep · 100 km away
  16. 1.811 km N of Butte Meadows, California · 15525 days ago · 12 km deep · 48 km away
  17. 1.82 km ENE of Millville, California · 15523 days ago · 17 km deep · 46 km away
  18. 1.82 km SSE of Chester, California · 15518 days ago · 3 km deep · 76 km away
  19. 1.94 km ENE of Millville, California · 15517 days ago · 4 km deep · 46 km away
  20. 2.69 km NW of Belden, California · 15517 days ago · 9 km deep · 65 km away
  21. 1.829 km ENE of Covelo, California · 15515 days ago · -1 km deep · 76 km away
  22. 1.69 km W of Lakehead, California · 15513 days ago · 4 km deep · 90 km away
  23. 1.65 km ESE of Big Bend, California · 15510 days ago · 4 km deep · 98 km away
  24. 1.64 km NW of Montgomery Creek, California · 15509 days ago · 7 km deep · 81 km away
  25. 2.114 km NNE of Chester, California · 15507 days ago · 4 km deep · 83 km away
  26. 1.64 km N of Lakehead, California · 15505 days ago · 10 km deep · 92 km away
  27. 2.68 km ENE of French Gulch, California · 15505 days ago · 4 km deep · 75 km away
  28. 1.916 km S of Round Mountain, California · 15502 days ago · 17 km deep · 57 km away
  29. 1.621 km WSW of Paskenta, California · 15502 days ago · 4 km deep · 70 km away
  30. 1.815 km NNE of Shingletown, California · 15500 days ago · 11 km deep · 57 km away
  31. 1.614 km NNE of Mineral, California · 15500 days ago · 3 km deep · 59 km away
  32. 1.65 km W of Bangor, California · 15499 days ago · 4 km deep · 100 km away
  33. 2.119 km NW of Paskenta, California · 15499 days ago · 8 km deep · 54 km away
  34. 1.50 km NE of Shasta Lake, California · 15496 days ago · 18 km deep · 64 km away
  35. 1.713 km W of Chester, California · 15494 days ago · 8 km deep · 63 km away
  36. 3.28 km SE of Mineral, California · 15493 days ago · 5 km deep · 51 km away
  37. 1.99 km SE of Mineral, California · 15493 days ago · 4 km deep · 51 km away
  38. 1.88 km SE of Mineral, California · 15493 days ago · 4 km deep · 51 km away
  39. 3.28 km SE of Mineral, California · 15493 days ago · 5 km deep · 51 km away
  40. 1.88 km SE of Mineral, California · 15493 days ago · 4 km deep · 51 km away
  41. 1.58 km SE of Mineral, California · 15493 days ago · 4 km deep · 51 km away
  42. 3.07 km SE of Mineral, California · 15493 days ago · 5 km deep · 51 km away
  43. 1.69 km SE of Mineral, California · 15493 days ago · 2 km deep · 53 km away
  44. 1.55 km SE of Mineral, California · 15493 days ago · 4 km deep · 50 km away
  45. 1.83 km ESE of Mineral, California · 15493 days ago · 4 km deep · 50 km away
  46. 1.58 km SE of Mineral, California · 15493 days ago · 3 km deep · 51 km away
  47. 1.57 km ESE of Mineral, California · 15493 days ago · -2 km deep · 54 km away
  48. 1.89 km SE of Mineral, California · 15493 days ago · 5 km deep · 51 km away
  49. 1.85 km SE of Palermo, California · 15493 days ago · 6 km deep · 97 km away
  50. 1.910 km NNW of Chester, California · 15493 days ago · -1 km deep · 73 km away
  51. 1.59 km NNW of Chester, California · 15493 days ago · 0 km deep · 73 km away
  52. 1.82 km SE of Chester, California · 15492 days ago · 6 km deep · 77 km away
  53. 1.66 km W of Mineral, California · 15491 days ago · 8 km deep · 41 km away
  54. 1.911 km WSW of Chester, California · 15491 days ago · 3 km deep · 64 km away
  55. 1.720 km SE of Round Mountain, California · 15490 days ago · 4 km deep · 67 km away
  56. 1.71 km NE of Hamilton City, California · 15489 days ago · 6 km deep · 44 km away
  57. 1.87 km SE of Mineral, California · 15489 days ago · 4 km deep · 51 km away
  58. 1.86 km SE of Mineral, California · 15489 days ago · 5 km deep · 50 km away
  59. 1.58 km SE of Mineral, California · 15488 days ago · 4 km deep · 51 km away
  60. 2.34 km NNE of Stirling City, California · 15487 days ago · -1 km deep · 55 km away

The first 60 of 68.

Before

  1. 2.011 km SW of Prattville, California · 15545 days ago · 3 km deep · 71 km away
  2. 2.011 km WSW of Lakehead, California · 15545 days ago · 18 km deep · 88 km away
  3. 1.96 km NNE of Lakehead, California · 15547 days ago · 18 km deep · 92 km away
  4. 2.26 km SSE of Willows, California · 15549 days ago · 22 km deep · 77 km away
  5. 1.98 km NE of Stirling City, California · 15549 days ago · 0 km deep · 59 km away
  6. 1.67 km NNE of Oroville, California · 15550 days ago · 9 km deep · 80 km away
  7. 2.06 km NW of Chester, California · 15550 days ago · 11 km deep · 71 km away
  8. 1.914 km NE of Butte Meadows, California · 15550 days ago · 3 km deep · 56 km away
  9. 1.78 km NE of Butte Meadows, California · 15551 days ago · -2 km deep · 52 km away
  10. 1.76 km NW of Chester, California · 15552 days ago · 11 km deep · 71 km away
  11. 2.27 km WNW of Chester, California · 15552 days ago · 8 km deep · 70 km away
  12. 2.937 km NW of Paskenta, California · 15553 days ago · -1 km deep · 62 km away
  13. 1.64 km ESE of Palermo, California · 15556 days ago · 3 km deep · 97 km away
  14. 2.011 km ESE of Paynes Creek, California · 15557 days ago · 8 km deep · 31 km away
  15. 1.7Northern California · 15557 days ago · 16 km deep · 45 km away
  16. 2.23 km N of Belden, California · 15558 days ago · 1 km deep · 73 km away
  17. 1.68 km ENE of Millville, California · 15558 days ago · 8 km deep · 48 km away
  18. 2.16 km NNE of Burney, California · 15559 days ago · 3 km deep · 96 km away
  19. 1.94 km NNE of Burney, California · 15559 days ago · -1 km deep · 94 km away
  20. 1.94 km NNW of Burney, California · 15559 days ago · 10 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1112094. Read Tue, Sep 22, 2026, 5:21 PM UTC.