California earthquakes

M1.8 earthquake 4km NE of Pleasanton, CA

A magnitude 1.8 earthquake struck 4km NE of Pleasanton, CA on Tue, Feb 9, 2021, 7:55 PM PST (03:55 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M3.8 9km ENE of Gilroy, CA. This one was a foreshock.

Pleasanton 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
1.8 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-02-10 03:55:24 UTC
Depth
12.1 km (7.5 mi), shallow
Epicenter
37.684° N, 121.834° 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 0.2 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
53°
Stations used
54

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 53 in the 60 days after this one and 52 in the 30 days before it.

After

  1. 1.68km ESE of Fremont, CA · 2058 days ago · 6 km deep · 18 km away
  2. 2.23km SW of Green Valley, CA · 2057 days ago · 11 km deep · 68 km away
  3. 1.916km E of Seven Trees, CA · 2056 days ago · 4 km deep · 47 km away
  4. 1.76km SW of Gilroy, CA · 2055 days ago · 6 km deep · 82 km away · felt by 1
  5. 2.61km ENE of Union City, CA · 2055 days ago · 5 km deep · 18 km away · felt by 326
  6. 2.111km NE of Milpitas, CA · 2053 days ago · 5 km deep · 21 km away
  7. 1.68km NE of Interlaken, CA · 2051 days ago · 5 km deep · 78 km away
  8. 1.65km E of Alum Rock, CA · 2051 days ago · 2 km deep · 35 km away
  9. 1.82km ESE of Berkeley, CA · 2051 days ago · 5 km deep · 42 km away · felt by 2
  10. 3.89km ENE of Gilroy, CA · 2050 days ago · 6 km deep · 78 km away · felt by 1,014
  11. 2.32km SE of Danville, CA · 2050 days ago · 8 km deep · 19 km away · felt by 43
  12. 1.96km E of Milpitas, CA · 2049 days ago · 0 km deep · 29 km away · felt by 14
  13. 1.62km N of San Ramon, CA · 2049 days ago · 7 km deep · 18 km away
  14. 2.310km ENE of Morgan Hill, CA · 2048 days ago · 5 km deep · 63 km away
  15. 1.63km WSW of Blackhawk, CA · 2048 days ago · 7 km deep · 16 km away
  16. 1.96km SSW of Gilroy, CA · 2047 days ago · 4 km deep · 83 km away
  17. 1.66km ESE of Fairview, CA · 2046 days ago · 10 km deep · 13 km away
  18. 2.47km N of Aromas, CA · 2044 days ago · 5 km deep · 83 km away · felt by 4
  19. 2.015km E of Seven Trees, CA · 2041 days ago · 6 km deep · 45 km away
  20. 2.110km SE of Sunol, CA · 2041 days ago · 3 km deep · 17 km away
  21. 1.93km ESE of Berkeley, CA · 2038 days ago · 7 km deep · 41 km away · felt by 5
  22. 1.612km ESE of Gilroy, CA · 2036 days ago · 8 km deep · 88 km away
  23. 1.58km NNW of Hollister, CA · 2034 days ago · 10 km deep · 92 km away
  24. 1.76km SSW of Yountville, CA · 2030 days ago · 7 km deep · 88 km away · felt by 1
  25. 1.62km E of Vallejo, CA · 2030 days ago · 7 km deep · 58 km away
  26. 1.78km E of Gilroy, CA · 2027 days ago · 5 km deep · 81 km away
  27. 1.616km N of Morgan Hill, CA · 2026 days ago · 7 km deep · 48 km away
  28. 2.710km WNW of American Canyon, CA · 2026 days ago · 9 km deep · 75 km away · felt by 20
  29. 1.65km S of Yountville, CA · 2023 days ago · 5 km deep · 88 km away
  30. 2.025km W of Los Banos, CA · 2023 days ago · 1 km deep · 94 km away
  31. 2.515km N of Morgan Hill, CA · 2023 days ago · 6 km deep · 50 km away · felt by 7
  32. 2.39km E of Gilroy, CA · 2022 days ago · 8 km deep · 83 km away · felt by 1
  33. 2.010km E of Gilroy, CA · 2022 days ago · 8 km deep · 83 km away
  34. 2.110km E of Gilroy, CA · 2022 days ago · 8 km deep · 83 km away · felt by 1
  35. 1.810km E of Gilroy, CA · 2022 days ago · 9 km deep · 83 km away · felt by 1
  36. 1.710km E of Gilroy, CA · 2022 days ago · 9 km deep · 83 km away
  37. 2.810km ENE of Yountville, CA · 2021 days ago · 11 km deep · 90 km away · felt by 42
  38. 1.811km ENE of Yountville, CA · 2020 days ago · 7 km deep · 90 km away · felt by 1
  39. 1.710km SE of Sunol, CA · 2020 days ago · 5 km deep · 17 km away
  40. 2.515km ENE of Alum Rock, CA · 2020 days ago · 5 km deep · 32 km away · felt by 2
  41. 3.210km E of Gilroy, CA · 2019 days ago · 8 km deep · 83 km away · felt by 34
  42. 1.910km E of Gilroy, CA · 2019 days ago · 9 km deep · 83 km away
  43. 1.712km NNE of Hollister, CA · 2015 days ago · 7 km deep · 94 km away
  44. 2.67km E of Alum Rock, CA · 2014 days ago · 8 km deep · 36 km away · felt by 90
  45. 1.99km NNE of Alum Rock, CA · 2013 days ago · 6 km deep · 28 km away
  46. 2.312km NNE of Hollister, CA · 2013 days ago · 6 km deep · 94 km away
  47. 2.14km WSW of Pleasanton, CA · 2012 days ago · 8 km deep · 8 km away
  48. 1.610km NE of Milpitas, CA · 2011 days ago · 5 km deep · 21 km away
  49. 2.420km SE of Livermore, CA · 2007 days ago · 2 km deep · 25 km away
  50. 2.40km W of Pleasant Hill, CA · 2006 days ago · 11 km deep · 36 km away · felt by 54
  51. 1.81km SW of East Richmond Heights, CA · 2006 days ago · 4 km deep · 51 km away
  52. 1.72km WNW of Newman, CA · 2005 days ago · 1 km deep · 81 km away
  53. 2.914km SE of Livermore, CA · 2003 days ago · 4 km deep · 18 km away · felt by 70

Before

  1. 2.78km ESE of Fremont, CA · 2063 days ago · 7 km deep · 18 km away · felt by 145
  2. 1.96km N of Alum Rock, CA · 2063 days ago · 0 km deep · 30 km away · felt by 11
  3. 2.00km SE of Pleasant Hill, CA · 2064 days ago · 9 km deep · 35 km away · felt by 4
  4. 2.18km ESE of Fremont, CA · 2064 days ago · 7 km deep · 18 km away · felt by 2
  5. 2.011km NE of Milpitas, CA · 2064 days ago · 4 km deep · 21 km away
  6. 1.611km NE of Milpitas, CA · 2064 days ago · 4 km deep · 20 km away
  7. 1.610km NE of Milpitas, CA · 2064 days ago · 4 km deep · 21 km away
  8. 1.510km NE of Milpitas, CA · 2064 days ago · 4 km deep · 21 km away · felt by 1
  9. 1.810km NE of Milpitas, CA · 2064 days ago · 4 km deep · 21 km away · felt by 2
  10. 3.210km NE of Milpitas, CA · 2064 days ago · 5 km deep · 21 km away · felt by 436
  11. 2.09km E of Alum Rock, CA · 2066 days ago · 9 km deep · 35 km away
  12. 2.212km WSW of Saratoga, CA · 2068 days ago · 10 km deep · 57 km away · felt by 2
  13. 1.912km ESE of Gilroy, CA · 2068 days ago · 6 km deep · 88 km away
  14. 1.812km ESE of Gilroy, CA · 2068 days ago · 6 km deep · 88 km away
  15. 1.79km NNW of Hollister, CA · 2069 days ago · 6 km deep · 92 km away
  16. 1.53km ESE of Berkeley, CA · 2069 days ago · 10 km deep · 41 km away · felt by 6
  17. 2.63km ESE of Berkeley, CA · 2069 days ago · 10 km deep · 41 km away · felt by 661
  18. 1.912km ESE of Gilroy, CA · 2070 days ago · 5 km deep · 88 km away
  19. 1.75km N of Aromas, CA · 2070 days ago · 6 km deep · 85 km away
  20. 2.12km WNW of Castro Valley, CA · 2071 days ago · 5 km deep · 24 km away · felt by 12

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73521051. Read Sun, Oct 4, 2026, 8:49 AM UTC.