California earthquakes

M2.0 earthquake 10 km N of Pittsburg, California

A magnitude 2.0 earthquake struck 10 km N of Pittsburg, California on Thu, Oct 15, 1981, 1:05 AM PDT (08:05 UTC), 21 km (13 mi) below the surface.

A larger quake followed: M2.7 14 km E of Seven Trees, California. This one was a foreshock.

Pittsburg 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
2.0 (md), micro
Local time
UTC
1981-10-15 08:05:24 UTC
Depth
21.2 km (13.2 mi), shallow
Epicenter
38.120° N, 121.871° 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 0.5 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
91°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 54 in the 60 days after this one and 31 in the 30 days before it.

After

  1. 2.03 km SSE of Brentwood, California · 16411 days ago · 2 km deep · 30 km away
  2. 2.714 km E of Seven Trees, California · 16407 days ago · 7 km deep · 91 km away
  3. 1.72 km NE of San Leandro, California · 16405 days ago · 3 km deep · 48 km away
  4. 2.310 km ESE of East Foothills, California · 16404 days ago · 8 km deep · 87 km away
  5. 2.710 km ESE of East Foothills, California · 16404 days ago · 8 km deep · 88 km away
  6. 1.63 km ENE of Grayson, California · 16404 days ago · -1 km deep · 88 km away
  7. 2.32 km S of Fairview, California · 16403 days ago · 6 km deep · 54 km away
  8. 1.712 km SE of Livermore, California · 16403 days ago · 6 km deep · 61 km away
  9. 2.87 km S of Sunol, California · 16403 days ago · 9 km deep · 66 km away
  10. 2.211 km ENE of Blackhawk, California · 16401 days ago · 16 km deep · 32 km away
  11. 2.38 km ESE of East Foothills, California · 16401 days ago · 8 km deep · 86 km away
  12. 1.85 km WNW of Broadmoor, California · 16401 days ago · 7 km deep · 75 km away
  13. 1.818 km N of Moskowite Corner, California · 16399 days ago · 8 km deep · 61 km away
  14. 2.02 km E of Ladera, California · 16399 days ago · 4 km deep · 85 km away
  15. 1.62 km SE of Ladera, California · 16399 days ago · 2 km deep · 86 km away
  16. 2.417 km N of Moskowite Corner, California · 16399 days ago · 9 km deep · 61 km away
  17. 2.518 km N of Moskowite Corner, California · 16399 days ago · 8 km deep · 62 km away
  18. 2.66 km N of Robbins, California · 16398 days ago · 21 km deep · 91 km away
  19. 2.020 km ESE of East Foothills, California · 16397 days ago · 6 km deep · 91 km away
  20. 1.93 km S of Fairview, California · 16396 days ago · 4 km deep · 55 km away
  21. 3.11 km ENE of Pittsburg, California · 16395 days ago · 15 km deep · 10 km away
  22. 2.33 km S of Fairview, California · 16395 days ago · 4 km deep · 55 km away
  23. 1.73 km S of Green Valley, California · 16395 days ago · 9 km deep · 28 km away
  24. 2.28 km ENE of Milpitas, California · 16393 days ago · 7 km deep · 73 km away
  25. 2.27 km E of East Foothills, California · 16391 days ago · 7 km deep · 83 km away
  26. 2.33 km SW of Antioch, California · 16386 days ago · 18 km deep · 15 km away
  27. 1.93 km SW of Antioch, California · 16386 days ago · 19 km deep · 15 km away
  28. 1.516 km SE of Livermore, California · 16384 days ago · 9 km deep · 65 km away
  29. 1.83 km SE of Pacifica, California · 16380 days ago · 9 km deep · 78 km away
  30. 2.14 km NW of Mountain House, California · 16379 days ago · 13 km deep · 42 km away
  31. 2.07 km N of Pittsburg, California · 16379 days ago · 18 km deep · 3 km away
  32. 1.63 km SW of Loyola, California · 16377 days ago · 6 km deep · 91 km away
  33. 1.95 km WSW of Kenwood, California · 16377 days ago · 9 km deep · 70 km away
  34. 1.9Northern California · 16376 days ago · 16 km deep · 31 km away
  35. 1.511 km SW of Brentwood, California · 16375 days ago · 13 km deep · 31 km away
  36. 1.85 km N of San Leandro, California · 16375 days ago · 11 km deep · 47 km away
  37. 1.67 km NE of East Foothills, California · 16373 days ago · 10 km deep · 77 km away
  38. 1.77 km E of East Foothills, California · 16369 days ago · 9 km deep · 83 km away
  39. 2.39 km ESE of East Foothills, California · 16368 days ago · 7 km deep · 86 km away
  40. 1.89 km ESE of East Foothills, California · 16368 days ago · 7 km deep · 86 km away
  41. 1.65 km NW of Moskowite Corner, California · 16367 days ago · 11 km deep · 51 km away
  42. 1.93 km WNW of American Canyon, California · 16366 days ago · 6 km deep · 38 km away
  43. 2.213 km NW of Moskowite Corner, California · 16361 days ago · 9 km deep · 59 km away
  44. 2.07 km S of Calistoga, California · 16361 days ago · 7 km deep · 75 km away
  45. 1.83 km NE of Graton, California · 16360 days ago · 4 km deep · 93 km away
  46. 2.33 km NNW of Larkfield-Wikiup, California · 16360 days ago · 5 km deep · 91 km away
  47. 1.716 km E of East Foothills, California · 16359 days ago · 6 km deep · 85 km away
  48. 1.88 km ESE of Tracy, California · 16359 days ago · 78 km deep · 66 km away
  49. 1.71 km SSE of North Gate, California · 16358 days ago · 10 km deep · 28 km away
  50. 1.7Northern California · 16357 days ago · 10 km deep · 28 km away
  51. 3.72 km WNW of Portola Valley, California · 16355 days ago · 8 km deep · 88 km away
  52. 2.82 km WNW of Portola Valley, California · 16355 days ago · 7 km deep · 88 km away
  53. 2.02 km WNW of Portola Valley, California · 16355 days ago · 7 km deep · 88 km away
  54. 2.45 km E of Penngrove, California · 16354 days ago · 8 km deep · 68 km away

Before

  1. 1.62 km E of Larkfield-Wikiup, California · 16413 days ago · 8 km deep · 86 km away
  2. 1.84 km SSE of Dillon Beach, California · 16413 days ago · 2 km deep · 95 km away
  3. 2.19 km ESE of East Foothills, California · 16416 days ago · 7 km deep · 87 km away
  4. 2.014 km N of Moskowite Corner, California · 16416 days ago · 0 km deep · 57 km away
  5. 1.717 km N of Moskowite Corner, California · 16416 days ago · 8 km deep · 61 km away
  6. 1.89 km ENE of Hidden Valley Lake, California · 16418 days ago · 7 km deep · 96 km away
  7. 1.84 km WSW of Kenwood, California · 16419 days ago · 8 km deep · 71 km away
  8. 2.09 km ENE of Hidden Valley Lake, California · 16419 days ago · 8 km deep · 96 km away
  9. 3.111 km NE of Hidden Valley Lake, California · 16419 days ago · 11 km deep · 98 km away
  10. 2.15 km NNE of San Leandro, California · 16419 days ago · 11 km deep · 45 km away
  11. 1.76 km NE of East Foothills, California · 16419 days ago · 8 km deep · 78 km away
  12. 2.110 km SSW of Tracy, California · 16422 days ago · 9 km deep · 64 km away
  13. 1.81 km NNE of Pacifica, California · 16422 days ago · 7 km deep · 77 km away
  14. 2.31 km NNE of Pacifica, California · 16422 days ago · 7 km deep · 77 km away
  15. 2.322 km SE of Livermore, California · 16423 days ago · 7 km deep · 68 km away
  16. 1.89 km NE of Milpitas, California · 16424 days ago · 7 km deep · 69 km away
  17. 1.54 km SSE of Diablo Grande, California · 16425 days ago · 8 km deep · 100 km away
  18. 1.73 km SSW of Oakville, California · 16425 days ago · 6 km deep · 58 km away
  19. 2.93 km ESE of Brentwood, California · 16426 days ago · 9 km deep · 29 km away
  20. 2.39 km ESE of East Foothills, California · 16431 days ago · 8 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1068644. Read Tue, Sep 22, 2026, 12:14 PM UTC.