California earthquakes

M1.6 earthquake Northern California

A magnitude 1.6 earthquake struck in Northern California on Sun, Jul 11, 1982, 3:09 PM PDT (22:09 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M3.9 8 km N of East Foothills, California. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1982-07-11 22:09:04 UTC
Depth
10.9 km (6.8 mi), shallow
Epicenter
38.124° N, 122.433° 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 0.3 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.86
Depth from
From location
Station coverage gap
71°
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: 122 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 2.85 km WSW of Moskowite Corner, California · 16155 days ago · 10 km deep · 38 km away
  2. 1.67 km NNW of Geyserville, California · 16155 days ago · 3 km deep · 84 km away
  3. 2.38 km ESE of Cloverdale, California · 16155 days ago · 5 km deep · 85 km away
  4. 2.28 km NNW of Geyserville, California · 16155 days ago · 3 km deep · 85 km away
  5. 1.612 km ENE of Angwin, California · 16154 days ago · -1 km deep · 55 km away
  6. 1.68 km ESE of Cloverdale, California · 16154 days ago · 6 km deep · 85 km away
  7. 1.65 km SW of Cobb, California · 16154 days ago · -1 km deep · 79 km away
  8. 2.02 km ESE of Deer Park, California · 16154 days ago · 11 km deep · 44 km away
  9. 1.65 km S of Port Costa, California · 16154 days ago · 10 km deep · 25 km away
  10. 1.82 km SW of American Canyon, California · 16151 days ago · 9 km deep · 14 km away
  11. 2.47 km SW of Brentwood, California · 16150 days ago · 7 km deep · 66 km away
  12. 2.35 km SW of Cobb, California · 16149 days ago · 0 km deep · 80 km away
  13. 1.87 km W of Cobb, California · 16149 days ago · 3 km deep · 84 km away
  14. 1.56 km W of Cobb, California · 16149 days ago · 3 km deep · 83 km away
  15. 2.06 km NE of Cloverdale, California · 16148 days ago · 4 km deep · 94 km away
  16. 1.75 km NE of East Foothills, California · 16147 days ago · 6 km deep · 97 km away
  17. 1.64 km SW of Courtland, California · 16147 days ago · 1 km deep · 76 km away
  18. 1.63 km ESE of Union City, California · 16146 days ago · 5 km deep · 71 km away
  19. 1.96 km S of Monument Hills, California · 16146 days ago · 6 km deep · 72 km away
  20. 1.6Northern California · 16146 days ago · 2 km deep · 66 km away
  21. 1.513 km NNW of Moskowite Corner, California · 16146 days ago · 3 km deep · 50 km away
  22. 2.09 km WNW of Cobb, California · 16146 days ago · 1 km deep · 88 km away
  23. 1.91 km WNW of Concord, California · 16144 days ago · 14 km deep · 37 km away
  24. 2.011 km SW of Brentwood, California · 16143 days ago · 16 km deep · 65 km away
  25. 1.57 km WSW of Cobb, California · 16143 days ago · 3 km deep · 82 km away
  26. 1.77 km ESE of Clayton, California · 16141 days ago · 14 km deep · 56 km away
  27. 1.89 km N of Rio Vista, California · 16141 days ago · 15 km deep · 66 km away
  28. 1.59 km WSW of Cobb, California · 16141 days ago · 1 km deep · 82 km away
  29. 1.75 km SW of Cobb, California · 16140 days ago · 1 km deep · 80 km away
  30. 1.56 km SW of Cobb, California · 16140 days ago · 2 km deep · 79 km away
  31. 1.75 km NNE of Clearlake, California · 16139 days ago · 2 km deep · 99 km away
  32. 2.21 km ENE of San Ramon, California · 16136 days ago · 9 km deep · 56 km away
  33. 2.15 km WSW of Cobb, California · 16134 days ago · 0 km deep · 81 km away
  34. 2.52 km WNW of Cobb, California · 16134 days ago · 2 km deep · 83 km away
  35. 1.73 km SW of Rutherford, California · 16133 days ago · 4 km deep · 35 km away
  36. 1.98 km E of Lower Lake, California · 16133 days ago · 6 km deep · 89 km away
  37. 2.27 km E of Lower Lake, California · 16133 days ago · -1 km deep · 89 km away
  38. 2.08 km E of Lower Lake, California · 16133 days ago · 3 km deep · 89 km away
  39. 1.76 km ENE of Lower Lake, California · 16133 days ago · 2 km deep · 90 km away
  40. 2.48 km E of Lower Lake, California · 16133 days ago · 1 km deep · 89 km away
  41. 1.87 km E of Lower Lake, California · 16133 days ago · 2 km deep · 89 km away
  42. 1.66 km W of Cobb, California · 16132 days ago · 3 km deep · 83 km away
  43. 1.515 km SE of Livermore, California · 16132 days ago · 2 km deep · 92 km away
  44. 1.92 km SE of Pacifica, California · 16132 days ago · 10 km deep · 59 km away
  45. 1.67 km WSW of Cobb, California · 16132 days ago · 3 km deep · 82 km away
  46. 2.04 km SE of Clear Lake Riviera, California · 16132 days ago · 2 km deep · 92 km away
  47. 2.65 km SE of Clear Lake Riviera, California · 16132 days ago · 0 km deep · 91 km away
  48. 2.24 km SE of Clear Lake Riviera, California · 16131 days ago · 2 km deep · 92 km away
  49. 3.04 km SE of Clear Lake Riviera, California · 16131 days ago · 3 km deep · 91 km away
  50. 1.94 km SE of Clear Lake Riviera, California · 16131 days ago · 1 km deep · 91 km away
  51. 2.74 km SE of Clear Lake Riviera, California · 16131 days ago · 3 km deep · 92 km away
  52. 1.63 km SSE of Clear Lake Riviera, California · 16131 days ago · -1 km deep · 92 km away
  53. 1.84 km SSE of Clear Lake Riviera, California · 16131 days ago · 0 km deep · 91 km away
  54. 2.44 km SE of Clear Lake Riviera, California · 16131 days ago · 1 km deep · 91 km away
  55. 2.14 km SE of Clear Lake Riviera, California · 16131 days ago · 2 km deep · 91 km away
  56. 1.94 km SE of Clear Lake Riviera, California · 16131 days ago · 2 km deep · 91 km away
  57. 1.64 km SE of Clear Lake Riviera, California · 16131 days ago · 2 km deep · 92 km away
  58. 1.85 km SE of Clear Lake Riviera, California · 16130 days ago · 4 km deep · 91 km away
  59. 1.83 km SSE of Clear Lake Riviera, California · 16130 days ago · 1 km deep · 92 km away
  60. 1.68 km WSW of Cobb, California · 16130 days ago · 3 km deep · 82 km away

The first 60 of 122.

Before

  1. 2.43 km WSW of Moskowite Corner, California · 16156 days ago · 9 km deep · 38 km away
  2. 2.84 km WSW of Cobb, California · 16156 days ago · 1 km deep · 81 km away
  3. 1.68 km SSW of Livermore, California · 16157 days ago · 5 km deep · 81 km away
  4. 1.710 km S of Muir Beach, California · 16158 days ago · 11 km deep · 41 km away
  5. 1.73 km WSW of Oakville, California · 16159 days ago · 7 km deep · 33 km away
  6. 1.77 km W of Cobb, California · 16159 days ago · 2 km deep · 84 km away
  7. 1.71 km ENE of Pacheco, California · 16159 days ago · 13 km deep · 36 km away
  8. 1.612 km NE of Cloverdale, California · 16162 days ago · 3 km deep · 94 km away
  9. 1.77 km ESE of Geyserville, California · 16162 days ago · 6 km deep · 71 km away
  10. 1.52 km NE of El Cerrito, California · 16162 days ago · 6 km deep · 25 km away
  11. 1.71 km NNW of Larkfield-Wikiup, California · 16163 days ago · 5 km deep · 53 km away
  12. 2.66 km W of Cobb, California · 16164 days ago · 4 km deep · 83 km away
  13. 2.95 km WSW of Cobb, California · 16164 days ago · 2 km deep · 82 km away
  14. 1.99 km E of Lower Lake, California · 16165 days ago · 1 km deep · 88 km away
  15. 2.58 km SSW of Livermore, California · 16166 days ago · 7 km deep · 81 km away
  16. 1.65 km WSW of Cobb, California · 16167 days ago · 0 km deep · 81 km away
  17. 2.26 km W of Cobb, California · 16167 days ago · 2 km deep · 83 km away
  18. 1.82 km ENE of San Leandro, California · 16168 days ago · 9 km deep · 51 km away
  19. 1.75 km E of American Canyon, California · 16170 days ago · 9 km deep · 22 km away
  20. 1.53 km E of Windsor, California · 16171 days ago · 4 km deep · 56 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1076144. Read Sat, Oct 3, 2026, 8:59 PM UTC.