California earthquakes

M1.9 earthquake 1 km SSW of Chester, California

A magnitude 1.9 earthquake struck 1 km SSW of Chester, California on Sat, Jul 14, 1984, 8:55 AM PDT (15:55 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.9 12 km ESE of Butte Meadows, California. This one was a foreshock.

Chester 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
1.9 (md), micro
Local time
UTC
1984-07-14 15:55:59 UTC
Depth
4.6 km (2.8 mi), shallow
Epicenter
40.297° N, 121.235° 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 1.0 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
249°, poorly surrounded by stations
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 66 in the 60 days after this one and 20 in the 30 days before it.

After

  1. 2.612 km W of La Porte, California · 15416 days ago · 11 km deep · 69 km away
  2. 2.012 km NE of Proberta, California · 15416 days ago · 18 km deep · 72 km away
  3. 1.811 km W of Manton, California · 15412 days ago · 11 km deep · 67 km away
  4. 1.73 km SSE of Millville, California · 15411 days ago · 23 km deep · 82 km away
  5. 1.9Northern California · 15411 days ago · 4 km deep · 78 km away
  6. 1.96 km N of Nord, California · 15408 days ago · 7 km deep · 81 km away
  7. 1.811 km NNW of Chester, California · 15407 days ago · 9 km deep · 12 km away
  8. 1.711 km NNW of Chester, California · 15407 days ago · 8 km deep · 12 km away
  9. 1.711 km NNW of Chester, California · 15407 days ago · 8 km deep · 13 km away
  10. 1.912 km NNW of Chester, California · 15406 days ago · 7 km deep · 13 km away
  11. 2.410 km W of Cohasset, California · 15404 days ago · 11 km deep · 66 km away
  12. 1.812 km ENE of Shingletown, California · 15404 days ago · 13 km deep · 52 km away
  13. 1.69 km E of Millville, California · 15404 days ago · 4 km deep · 75 km away
  14. 1.67 km ESE of Millville, California · 15404 days ago · 14 km deep · 77 km away
  15. 2.411 km WNW of Cohasset, California · 15403 days ago · 18 km deep · 65 km away
  16. 1.512 km NW of Chester, California · 15402 days ago · 8 km deep · 13 km away
  17. 1.712 km NW of Chester, California · 15401 days ago · 7 km deep · 13 km away
  18. 1.67 km ENE of Paynes Creek, California · 15401 days ago · -2 km deep · 51 km away
  19. 1.617 km W of Montgomery Creek, California · 15401 days ago · 7 km deep · 98 km away
  20. 1.815 km N of Mineral, California · 15401 days ago · 11 km deep · 37 km away
  21. 1.615 km N of Mineral, California · 15401 days ago · 12 km deep · 37 km away
  22. 1.917 km ENE of Old Station, California · 15399 days ago · 5 km deep · 47 km away
  23. 1.916 km ENE of Old Station, California · 15399 days ago · 5 km deep · 46 km away
  24. 2.912 km ESE of Butte Meadows, California · 15397 days ago · 3 km deep · 33 km away
  25. 2.212 km ESE of Butte Meadows, California · 15397 days ago · -1 km deep · 32 km away
  26. 2.811 km ESE of Butte Meadows, California · 15396 days ago · 4 km deep · 34 km away
  27. 1.710 km SE of Butte Meadows, California · 15395 days ago · 0 km deep · 38 km away
  28. 2.16 km NNE of Millville, California · 15395 days ago · 23 km deep · 83 km away
  29. 1.511 km NNE of Mineral, California · 15389 days ago · 2 km deep · 30 km away
  30. 1.713 km NNE of Mineral, California · 15389 days ago · 2 km deep · 32 km away
  31. 2.38 km E of Anderson, California · 15389 days ago · 8 km deep · 84 km away
  32. 1.611 km W of Chester, California · 15388 days ago · 8 km deep · 12 km away
  33. 1.812 km W of Chester, California · 15388 days ago · 7 km deep · 12 km away
  34. 1.95 km WNW of Butte Meadows, California · 15387 days ago · 10 km deep · 39 km away
  35. 1.72 km NNE of Lake Almanor West, California · 15384 days ago · 3 km deep · 6 km away
  36. 2.02 km NW of Lake Almanor Country Club, California · 15382 days ago · 2 km deep · 7 km away
  37. 1.93 km SE of Chester, California · 15380 days ago · 3 km deep · 3 km away
  38. 2.211 km E of Cottonwood, California · 15380 days ago · 20 km deep · 78 km away
  39. 2.0Northern California · 15379 days ago · 5 km deep · 98 km away
  40. 1.913 km NNE of Mineral, California · 15379 days ago · 2 km deep · 32 km away
  41. 1.72 km N of Belden, California · 15379 days ago · 0 km deep · 29 km away
  42. 1.610 km NNE of Mineral, California · 15378 days ago · 5 km deep · 29 km away
  43. 1.610 km NE of Mineral, California · 15378 days ago · 5 km deep · 29 km away
  44. 2.522 km NE of Shingletown, California · 15377 days ago · 7 km deep · 57 km away
  45. 1.84 km NNW of Old Station, California · 15377 days ago · 6 km deep · 49 km away
  46. 1.64 km NNW of Old Station, California · 15377 days ago · 6 km deep · 50 km away
  47. 1.623 km NE of Shingletown, California · 15377 days ago · 4 km deep · 57 km away
  48. 2.222 km NE of Shingletown, California · 15372 days ago · 6 km deep · 57 km away
  49. 1.522 km NE of Shingletown, California · 15372 days ago · 4 km deep · 57 km away
  50. 2.223 km NE of Shingletown, California · 15372 days ago · 6 km deep · 57 km away
  51. 1.926 km S of Nubieber, California · 15371 days ago · 4 km deep · 63 km away
  52. 2.19 km NNE of Lake Davis, California · 15369 days ago · 8 km deep · 79 km away
  53. 1.69 km NW of Old Station, California · 15369 days ago · 6 km deep · 54 km away
  54. 1.613 km WSW of Chester, California · 15366 days ago · 5 km deep · 13 km away
  55. 2.03 km SE of Fall River Mills, California · 15366 days ago · 17 km deep · 77 km away
  56. 1.58 km SSW of Big Bend, California · 15363 days ago · 4 km deep · 93 km away
  57. 2.313 km NE of Proberta, California · 15362 days ago · 26 km deep · 71 km away
  58. 1.75 km NW of Proberta, California · 15361 days ago · 13 km deep · 85 km away
  59. 2.05 km ENE of Bend, California · 15361 days ago · 6 km deep · 77 km away
  60. 1.813 km W of Paynes Creek, California · 15360 days ago · 5 km deep · 72 km away

The first 60 of 66.

Before

  1. 1.99 km NE of Vina, California · 15417 days ago · -1 km deep · 72 km away
  2. 1.514 km S of Storrie, California · 15419 days ago · 1 km deep · 57 km away
  3. 2.73 km NNW of Indian Falls, California · 15419 days ago · -2 km deep · 32 km away
  4. 3.5Northern California · 15420 days ago · -2 km deep · 96 km away
  5. 1.97 km SSE of Redding, California · 15420 days ago · 4 km deep · 98 km away
  6. 1.93 km SE of Chester, California · 15422 days ago · 5 km deep · 3 km away
  7. 2.39 km SW of La Porte, California · 15422 days ago · 5 km deep · 76 km away
  8. 2.113 km WNW of McArthur, California · 15424 days ago · -1 km deep · 92 km away
  9. 2.36 km NNE of Burney, California · 15424 days ago · 11 km deep · 78 km away
  10. 2.39 km NW of McArthur, California · 15424 days ago · 6 km deep · 93 km away
  11. 2.09 km NNW of McArthur, California · 15424 days ago · 3 km deep · 94 km away
  12. 2.25 km N of Graniteville, California · 15425 days ago · -1 km deep · 99 km away
  13. 1.817 km SE of Round Mountain, California · 15427 days ago · 4 km deep · 64 km away
  14. 1.74 km SE of Portola, California · 15431 days ago · 6 km deep · 89 km away
  15. 1.814 km NNE of Mineral, California · 15431 days ago · 3 km deep · 33 km away
  16. 2.15 km SSW of Red Bluff, California · 15431 days ago · 4 km deep · 89 km away
  17. 1.98 km NW of Old Station, California · 15432 days ago · 6 km deep · 53 km away
  18. 2.38 km NW of Old Station, California · 15435 days ago · 3 km deep · 53 km away
  19. 1.914 km SSE of Mineral, California · 15442 days ago · 7 km deep · 29 km away
  20. 2.010 km SW of Lake Almanor West, California · 15444 days ago · 5 km deep · 15 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1117536. Read Tue, Sep 29, 2026, 3:01 AM UTC.