California earthquakes

M2.3 earthquake 2 km SE of Pacifica, CA

A magnitude 2.3 earthquake struck 2 km SE of Pacifica, CA on Tue, May 5, 2026, 4:23 PM PDT (23:23 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M3.6 3 km SW of Alamo, CA. This one was a foreshock.

Pacifica 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
2.3 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2026-05-05 23:23:19 UTC
Depth
9.4 km (5.9 mi), shallow
Epicenter
37.598° N, 122.473° W
Felt reports
14
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

14 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
±0.18
Depth from
From location
Station coverage gap
72°
Stations used
106

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 56 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 1.91 km ESE of Pinole, CA · 151 days ago · 6 km deep · 48 km away
  2. 1.81 km ENE of Dublin, CA · 147 days ago · 10 km deep · 50 km away · felt by 1
  3. 1.93 km ESE of Berkeley, CA · 147 days ago · 5 km deep · 35 km away · felt by 11
  4. 1.85 km SSW of Antioch, CA · 147 days ago · 22 km deep · 70 km away
  5. 1.82 km SE of Pacifica, CA · 147 days ago · 10 km deep · 0 km away
  6. 2.72 km ESE of Pinole, CA · 147 days ago · 6 km deep · 48 km away · felt by 172
  7. 1.72 km SSE of Pacifica, CA · 145 days ago · 10 km deep · 0 km away
  8. 1.65 km ESE of San Ramon, CA · 142 days ago · 10 km deep · 52 km away
  9. 1.73 km NW of Hercules, CA · 141 days ago · 8 km deep · 51 km away
  10. 1.63 km NW of Hercules, CA · 140 days ago · 8 km deep · 51 km away
  11. 1.62 km SE of East Richmond Heights, CA · 140 days ago · 9 km deep · 40 km away
  12. 1.85 km S of Pittsburg, CA · 139 days ago · 18 km deep · 67 km away · felt by 1
  13. 2.06 km SE of Lexington Hills, CA · 131 days ago · 12 km deep · 71 km away · felt by 1
  14. 1.54 km NNW of Pittsburg, CA · 131 days ago · 24 km deep · 72 km away
  15. 2.04 km NE of San Leandro, CA · 130 days ago · 11 km deep · 35 km away · felt by 1
  16. 2.23 km SW of Alamo, CA · 130 days ago · 13 km deep · 45 km away · felt by 2
  17. 2.03 km WSW of Alamo, CA · 130 days ago · 13 km deep · 45 km away
  18. 2.13 km WSW of Alamo, CA · 130 days ago · 13 km deep · 45 km away
  19. 1.53 km WSW of Alamo, CA · 130 days ago · 12 km deep · 45 km away
  20. 1.73 km WSW of Alamo, CA · 130 days ago · 12 km deep · 45 km away
  21. 2.13 km SW of Alamo, CA · 130 days ago · 13 km deep · 45 km away · felt by 1
  22. 1.64 km NE of San Leandro, CA · 130 days ago · 11 km deep · 35 km away
  23. 2.421 km WNW of Boulder Creek, CA · 126 days ago · 13 km deep · 49 km away · felt by 3
  24. 1.612 km ESE of Alum Rock, CA · 125 days ago · 8 km deep · 75 km away
  25. 1.83 km NNE of San Leandro, CA · 122 days ago · 5 km deep · 33 km away
  26. 2.67 km E of Fremont, CA · 122 days ago · 9 km deep · 50 km away · felt by 8
  27. 1.86 km E of Fremont, CA · 120 days ago · 5 km deep · 49 km away · felt by 5
  28. 1.72 km ESE of Pacifica, CA · 119 days ago · 8 km deep · 1 km away
  29. 1.62 km SW of Alamo, CA · 119 days ago · 12 km deep · 45 km away
  30. 3.63 km SW of Alamo, CA · 119 days ago · 13 km deep · 45 km away · felt by 1,756
  31. 1.82 km WSW of Alamo, CA · 119 days ago · 13 km deep · 46 km away
  32. 2.14 km ESE of Union City, CA · 119 days ago · 8 km deep · 44 km away · felt by 1
  33. 2.316 km N of Morgan Hill, CA · 118 days ago · 6 km deep · 82 km away · felt by 1
  34. 2.412 km WNW of Bonny Doon, CA · 118 days ago · 12 km deep · 60 km away · felt by 14
  35. 2.42 km W of Concord, CA · 117 days ago · 17 km deep · 56 km away · felt by 1
  36. 1.52 km NW of Concord, CA · 115 days ago · 18 km deep · 57 km away
  37. 1.62 km SE of Pacifica, CA · 114 days ago · 9 km deep · 1 km away
  38. 2.36 km W of Yountville, CA · 114 days ago · 8 km deep · 90 km away · felt by 7
  39. 1.62 km WNW of Walnut Creek, CA · 113 days ago · 9 km deep · 49 km away
  40. 1.97 km SSE of Portola Valley, CA · 112 days ago · 9 km deep · 38 km away
  41. 1.57 km ESE of Fremont, CA · 112 days ago · 6 km deep · 51 km away
  42. 1.84 km SW of Clayton, CA · 111 days ago · 10 km deep · 56 km away
  43. 1.516 km N of Morgan Hill, CA · 109 days ago · 6 km deep · 81 km away
  44. 2.14 km SE of San Ramon, CA · 108 days ago · 9 km deep · 50 km away · felt by 2
  45. 1.66 km WSW of Kenwood, CA · 105 days ago · 8 km deep · 88 km away
  46. 1.92 km SE of Pacifica, CA · 105 days ago · 10 km deep · 0 km away
  47. 1.62 km SE of Pacheco, CA · 104 days ago · 14 km deep · 55 km away
  48. 1.53 km E of Alameda, CA · 103 days ago · 5 km deep · 30 km away
  49. 2.27 km ESE of Roseland, CA · 102 days ago · 10 km deep · 90 km away · felt by 6
  50. 1.910 km E of Alum Rock, CA · 101 days ago · 9 km deep · 72 km away
  51. 2.32 km SE of Pacifica, CA · 99 days ago · 9 km deep · 1 km away · felt by 19
  52. 1.85 km E of Vallejo, CA · 97 days ago · 0 km deep · 63 km away · felt by 3
  53. 1.59 km ENE of Morgan Hill, CA · 96 days ago · 3 km deep · 93 km away
  54. 1.62 km SSE of Pacifica, CA · 94 days ago · 10 km deep · 0 km away
  55. 2.42 km NNE of Hayward, CA · 94 days ago · 6 km deep · 36 km away · felt by 42
  56. 1.69 km ENE of Blackhawk, CA · 93 days ago · 10 km deep · 65 km away

Before

  1. 1.73 km S of Green Valley, CA · 152 days ago · 2 km deep · 75 km away · felt by 17
  2. 2.51 km ESE of Pinole, CA · 152 days ago · 7 km deep · 48 km away · felt by 96
  3. 2.34 km SW of Green Valley, CA · 152 days ago · 0 km deep · 74 km away
  4. 1.612 km NNW of Boulder Creek, CA · 154 days ago · 10 km deep · 49 km away
  5. 2.520 km SE of Livermore, CA · 155 days ago · 3 km deep · 78 km away · felt by 2
  6. 2.15 km WSW of Yountville, CA · 155 days ago · 10 km deep · 87 km away · felt by 6
  7. 2.010 km SSW of Brentwood, CA · 156 days ago · 21 km deep · 68 km away · felt by 2
  8. 1.910 km E of Blackhawk, CA · 156 days ago · 20 km deep · 65 km away
  9. 2.814 km N of Morgan Hill, CA · 157 days ago · 7 km deep · 83 km away · felt by 17
  10. 2.39 km E of Blackhawk, CA · 157 days ago · 20 km deep · 64 km away · felt by 3
  11. 1.74 km NNE of Diablo, CA · 161 days ago · 10 km deep · 56 km away
  12. 2.616 km E of Seven Trees, CA · 161 days ago · 8 km deep · 80 km away · felt by 49
  13. 1.53 km SSW of San Francisco Zoo, CA · 162 days ago · 7 km deep · 12 km away
  14. 2.63 km SSW of San Francisco Zoo, CA · 162 days ago · 7 km deep · 12 km away · felt by 99
  15. 1.93 km SSW of San Francisco Zoo, CA · 162 days ago · 7 km deep · 12 km away · felt by 2
  16. 2.93 km SSW of San Francisco Zoo, CA · 162 days ago · 7 km deep · 12 km away · felt by 1,085
  17. 1.61 km WSW of Pleasant Hill, CA · 162 days ago · 11 km deep · 52 km away
  18. 1.514 km ENE of Yountville, CA · 162 days ago · 8 km deep · 96 km away
  19. 1.64 km WNW of San Francisco Zoo, CA · 164 days ago · 13 km deep · 17 km away
  20. 1.79 km ENE of Morgan Hill, CA · 164 days ago · 2 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc75357762. Read Sun, Oct 4, 2026, 12:43 PM UTC.