California earthquakes

M1.9 earthquake 3km WSW of Cupertino, CA

A magnitude 1.9 earthquake struck 3km WSW of Cupertino, CA on Thu, Sep 8, 2022, 1:39 AM PDT (08:39 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M5.1 15km ESE of Alum Rock, CA. This one was a foreshock.

Cupertino 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, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2022-09-08 08:39:43 UTC
Depth
5.2 km (3.2 mi), shallow
Epicenter
37.317° N, 122.064° W
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.1 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
56°
Stations used
79

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 126 in the 60 days after this one and 36 in the 30 days before it.

After

  1. 2.53km WSW of San Juan Bautista, CA · 1488 days ago · 5 km deep · 69 km away · felt by 5
  2. 2.22km W of Tres Pinos, CA · 1487 days ago · 9 km deep · 86 km away
  3. 1.615km E of Seven Trees, CA · 1487 days ago · 7 km deep · 34 km away
  4. 1.93km ESE of Berkeley, CA · 1486 days ago · 9 km deep · 62 km away
  5. 2.26km S of San Juan Bautista, CA · 1485 days ago · 8 km deep · 75 km away
  6. 2.92km N of Piedmont, CA · 1484 days ago · 9 km deep · 61 km away · felt by 5,040
  7. 2.06km SSE of Portola Valley, CA · 1484 days ago · 9 km deep · 12 km away · felt by 1
  8. 1.65km NNW of Aromas, CA · 1483 days ago · 11 km deep · 55 km away
  9. 2.79km ENE of San Martin, CA · 1483 days ago · 6 km deep · 52 km away · felt by 36
  10. 2.83km SSW of San Juan Bautista, CA · 1482 days ago · 6 km deep · 71 km away · felt by 15
  11. 2.93km ESE of Berkeley, CA · 1481 days ago · 9 km deep · 62 km away · felt by 1,045
  12. 2.43km ESE of Berkeley, CA · 1481 days ago · 8 km deep · 62 km away · felt by 49
  13. 1.910km E of Alum Rock, CA · 1480 days ago · 6 km deep · 32 km away
  14. 2.03km ESE of Berkeley, CA · 1478 days ago · 8 km deep · 62 km away · felt by 7
  15. 1.86km SSE of Portola Valley, CA · 1478 days ago · 9 km deep · 13 km away
  16. 1.77km SSE of Portola Valley, CA · 1478 days ago · 9 km deep · 12 km away
  17. 1.73km ESE of Berkeley, CA · 1477 days ago · 8 km deep · 62 km away
  18. 1.96km SSE of Portola Valley, CA · 1477 days ago · 9 km deep · 12 km away · felt by 2
  19. 2.53km W of Hollister, CA · 1477 days ago · 7 km deep · 76 km away · felt by 7
  20. 3.37km SSW of Tres Pinos, CA · 1477 days ago · 8 km deep · 91 km away · felt by 73
  21. 1.76km SW of Gilroy, CA · 1477 days ago · 6 km deep · 56 km away
  22. 1.82km SE of Pacheco, CA · 1477 days ago · 9 km deep · 73 km away
  23. 2.38km N of Hollister, CA · 1476 days ago · 9 km deep · 74 km away
  24. 1.66km SSW of Suisun City, CA · 1475 days ago · 0 km deep · 97 km away
  25. 1.812km S of Tres Pinos, CA · 1475 days ago · 4 km deep · 98 km away
  26. 1.75km WNW of San Juan Bautista, CA · 1473 days ago · 6 km deep · 66 km away
  27. 1.92km ENE of Berkeley, CA · 1472 days ago · 9 km deep · 65 km away
  28. 2.24km W of San Francisco Zoo, CA · 1471 days ago · 9 km deep · 64 km away · felt by 48
  29. 2.08km NE of San Martin, CA · 1471 days ago · 2 km deep · 51 km away
  30. 2.46km SSW of Gilroy, CA · 1469 days ago · 6 km deep · 57 km away · felt by 6
  31. 2.66km SSW of Gilroy, CA · 1469 days ago · 5 km deep · 57 km away · felt by 50
  32. 2.16km NW of Bay Point, CA · 1468 days ago · 17 km deep · 84 km away · felt by 2
  33. 3.424km NE of Alum Rock, CA · 1468 days ago · 8 km deep · 44 km away · felt by 73
  34. 1.82km WNW of Los Altos Hills, CA · 1468 days ago · 6 km deep · 12 km away
  35. 1.824km SSE of Livermore, CA · 1465 days ago · 8 km deep · 44 km away · felt by 1
  36. 2.110km ESE of Fremont, CA · 1465 days ago · 9 km deep · 28 km away · felt by 3
  37. 1.77km SW of Gilroy, CA · 1463 days ago · 5 km deep · 54 km away · felt by 1
  38. 2.08km SSW of Ridgemark, CA · 1463 days ago · 11 km deep · 87 km away
  39. 2.210km SE of Sunol, CA · 1461 days ago · 4 km deep · 32 km away · felt by 1
  40. 1.611km NE of Milpitas, CA · 1460 days ago · 5 km deep · 29 km away
  41. 2.64km WSW of Colma, CA · 1458 days ago · 5 km deep · 54 km away · felt by 425
  42. 1.812km NE of Hollister, CA · 1456 days ago · 8 km deep · 82 km away
  43. 1.74km WNW of Dublin, CA · 1456 days ago · 9 km deep · 45 km away
  44. 2.12km NNE of San Leandro, CA · 1456 days ago · 4 km deep · 47 km away · felt by 49
  45. 1.96km SSE of Portola Valley, CA · 1456 days ago · 5 km deep · 14 km away · felt by 1
  46. 1.86km SSE of Portola Valley, CA · 1456 days ago · 6 km deep · 13 km away · felt by 1
  47. 1.89km ENE of San Martin, CA · 1455 days ago · 6 km deep · 54 km away
  48. 2.115km ENE of Seven Trees, CA · 1455 days ago · 8 km deep · 34 km away
  49. 1.72km WNW of Concord, CA · 1454 days ago · 16 km deep · 74 km away · felt by 2
  50. 1.52km W of Concord, CA · 1454 days ago · 16 km deep · 73 km away
  51. 1.710km SSW of Tres Pinos, CA · 1454 days ago · 4 km deep · 94 km away
  52. 1.66km E of Tres Pinos, CA · 1454 days ago · 8 km deep · 92 km away · felt by 1
  53. 1.93km WNW of Concord, CA · 1454 days ago · 16 km deep · 73 km away
  54. 1.89km NNE of Alum Rock, CA · 1453 days ago · 10 km deep · 29 km away
  55. 1.82km NNW of Oakland, CA · 1453 days ago · 7 km deep · 57 km away
  56. 2.110km SSW of Ridgemark, CA · 1453 days ago · 6 km deep · 87 km away
  57. 1.52km S of Dublin, CA · 1452 days ago · 8 km deep · 42 km away
  58. 1.71km NE of Diablo, CA · 1452 days ago · 10 km deep · 59 km away · felt by 1
  59. 1.74km SE of Tres Pinos, CA · 1452 days ago · 9 km deep · 92 km away
  60. 1.510km NNE of Milpitas, CA · 1451 days ago · 11 km deep · 28 km away

The first 60 of 126.

Before

  1. 1.66km SW of Ridgemark, CA · 1489 days ago · 12 km deep · 84 km away
  2. 1.728km ENE of Alum Rock, CA · 1489 days ago · 9 km deep · 49 km away
  3. 1.89km ENE of Morgan Hill, CA · 1490 days ago · 2 km deep · 48 km away
  4. 2.18km SSW of Tres Pinos, CA · 1490 days ago · 3 km deep · 90 km away
  5. 3.414km ESE of Alum Rock, CA · 1491 days ago · 8 km deep · 34 km away · felt by 342
  6. 1.82km WNW of Los Altos Hills, CA · 1491 days ago · 6 km deep · 11 km away · felt by 5
  7. 1.82km SW of San Francisco Zoo, CA · 1492 days ago · 7 km deep · 60 km away · felt by 2
  8. 1.54km S of Sunol, CA · 1493 days ago · 9 km deep · 32 km away
  9. 2.011km W of Moss Landing, CA · 1493 days ago · 11 km deep · 60 km away
  10. 2.810km NE of San Martin, CA · 1493 days ago · 6 km deep · 50 km away · felt by 11
  11. 1.76km NW of Bay Point, CA · 1494 days ago · 15 km deep · 84 km away
  12. 1.711km S of Tres Pinos, CA · 1494 days ago · 4 km deep · 96 km away
  13. 1.57km NE of San Martin, CA · 1494 days ago · 4 km deep · 50 km away · felt by 1
  14. 2.95km N of Hollister, CA · 1496 days ago · 10 km deep · 75 km away · felt by 55
  15. 1.93km E of Oakland, CA · 1498 days ago · 9 km deep · 55 km away · felt by 2
  16. 3.010km E of Alum Rock, CA · 1500 days ago · 8 km deep · 31 km away · felt by 188
  17. 1.910km E of Alum Rock, CA · 1500 days ago · 8 km deep · 31 km away
  18. 1.514km SSE of Tres Pinos, CA · 1500 days ago · 4 km deep · 100 km away
  19. 1.816km E of Seven Trees, CA · 1500 days ago · 7 km deep · 36 km away · felt by 2
  20. 1.812km W of Saratoga, CA · 1502 days ago · 9 km deep · 11 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73776780. Read Mon, Oct 5, 2026, 8:01 AM UTC.