M2.4 earthquake 9km ESE of Fremont, CA

Magnitude

2.4 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Sun, Sep 19, 2021, 2:21 AM PDT

UTC

2021-09-19 09:21:57 UTC

Depth

7.3 km (4.5 mi), shallow

Epicenter

37.523° N, 121.885° W

Region

California

Felt reports

8

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.1 km horizontally, 0.2 km in depth

Magnitude uncertainty

±0.16

Depth from

From location

Station coverage gap

24°

Stations used

99

• Sunol, CaliforniaPopulation 913. Forecast8 kmS
• Fremont, CaliforniaPopulation 232,206. Forecast10 kmESE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast507 kmNW

After

1. 1.65km NW of Dublin, CASun, Sep 19, 12:50 PM PDT · 1840 days ago · 6 km deep · 24 km away
2. 1.53km NNW of Union City, CATue, Sep 21, 6:01 AM PDT · 1838 days ago · 3 km deep · 17 km away
3. 1.75km NW of Dublin, CATue, Sep 21, 11:39 PM PDT · 1838 days ago · 5 km deep · 24 km away
4. 3.212km W of Moss Landing, CAWed, Sep 22, 2:57 AM PDT · 1838 days ago · 9 km deep · 82 km away · felt by 500
5. 2.59km ENE of Milpitas, CAWed, Sep 22, 10:16 AM PDT · 1837 days ago · 7 km deep · 9 km away · felt by 23
6. 1.94km SW of Newark, CAWed, Sep 22, 11:46 PM PDT · 1837 days ago · 12 km deep · 17 km away · felt by 2
7. 1.85km WNW of Dublin, CAThu, Sep 23, 5:18 PM PDT · 1836 days ago · 7 km deep · 24 km away · felt by 1
8. 1.81km WNW of Walnut Creek, CAThu, Sep 23, 6:44 PM PDT · 1836 days ago · 11 km deep · 46 km away · felt by 2
9. 2.71km SSE of Vallejo, CAFri, Sep 24, 12:04 AM PDT · 1836 days ago · 11 km deep · 71 km away · felt by 481
10. 2.12km E of Hayward, CASat, Sep 25, 9:39 AM PDT · 1834 days ago · 3 km deep · 20 km away · felt by 22
11. 1.96km S of Tres Pinos, CASat, Sep 25, 9:03 PM PDT · 1834 days ago · 10 km deep · 100 km away
12. 2.18km SSW of Tres Pinos, CASun, Sep 26, 12:35 PM PDT · 1833 days ago · 3 km deep · 100 km away · felt by 1
13. 1.514km SW of Portola Valley, CAMon, Sep 27, 6:48 PM PDT · 1832 days ago · 4 km deep · 48 km away
14. 1.612km W of Moss Landing, CATue, Sep 28, 1:44 PM PDT · 1831 days ago · 10 km deep · 81 km away
15. 2.812km W of Moss Landing, CATue, Sep 28, 11:16 PM PDT · 1831 days ago · 8 km deep · 81 km away · felt by 123
16. 1.75km S of San Juan Bautista, CAWed, Sep 29, 10:10 AM PDT · 1830 days ago · 7 km deep · 86 km away
17. 1.510km E of Alum Rock, CAThu, Sep 30, 12:08 AM PDT · 1830 days ago · 8 km deep · 24 km away
18. 1.611km NE of Napa, CAFri, Oct 1, 12:27 PM PDT · 1828 days ago · 9 km deep · 98 km away
19. 3.03km N of San Leandro, CAFri, Oct 1, 7:15 PM PDT · 1828 days ago · 7 km deep · 35 km away · felt by 860
20. 1.78km NNE of Alum Rock, CASat, Oct 2, 7:53 AM PDT · 1827 days ago · 4 km deep · 13 km away · felt by 1
21. 3.43km N of San Leandro, CASat, Oct 2, 12:22 PM PDT · 1827 days ago · 6 km deep · 35 km away · felt by 1,793
22. 1.53km N of San Leandro, CASat, Oct 2, 1:34 PM PDT · 1827 days ago · 6 km deep · 35 km away · felt by 14
23. 3.312km NNE of Morgan Hill, CASun, Oct 3, 5:02 AM PDT · 1827 days ago · 4 km deep · 40 km away · felt by 103
24. 2.019km NE of Alum Rock, CASun, Oct 3, 1:27 PM PDT · 1826 days ago · 6 km deep · 18 km away
25. 1.85km SW of San Francisco Zoo, CASun, Oct 3, 1:51 PM PDT · 1826 days ago · 7 km deep · 62 km away
26. 2.70km N of Byron, CAMon, Oct 4, 9:36 AM PDT · 1825 days ago · 4 km deep · 44 km away · felt by 48
27. 1.61km S of Blackhawk, CATue, Oct 5, 9:56 AM PDT · 1824 days ago · 9 km deep · 32 km away
28. 1.82km SE of Pacheco, CATue, Oct 5, 5:53 PM PDT · 1824 days ago · 15 km deep · 52 km away
29. 1.95km SW of Pacheco, CAWed, Oct 6, 7:33 AM PDT · 1823 days ago · 10 km deep · 52 km away · felt by 1
30. 2.16km SSW of Moraga, CAThu, Oct 7, 1:21 AM PDT · 1823 days ago · 10 km deep · 37 km away · felt by 6
31. 2.14km WSW of Alamo, CAThu, Oct 7, 5:32 PM PDT · 1822 days ago · 15 km deep · 38 km away · felt by 3
32. 1.64km SSW of San Francisco Zoo, CAThu, Oct 7, 10:36 PM PDT · 1822 days ago · 7 km deep · 60 km away · felt by 1
33. 1.612km W of Saratoga, CAFri, Oct 8, 3:58 PM PDT · 1821 days ago · 8 km deep · 39 km away
34. 2.516km SSW of Bonny Doon, CASat, Oct 9, 12:54 PM PDT · 1820 days ago · 5 km deep · 74 km away · felt by 10
35. 2.16km S of San Juan Bautista, CASat, Oct 9, 3:40 PM PDT · 1820 days ago · 8 km deep · 88 km away
36. 1.711km WSW of Saratoga, CASun, Oct 10, 12:47 AM PDT · 1820 days ago · 8 km deep · 39 km away
37. 1.611km WSW of Saratoga, CASun, Oct 10, 11:36 AM PDT · 1819 days ago · 8 km deep · 39 km away
38. 1.511km WSW of Saratoga, CASun, Oct 10, 12:35 PM PDT · 1819 days ago · 8 km deep · 39 km away
39. 1.63km W of Fruitdale, CAMon, Oct 11, 5:10 AM PDT · 1819 days ago · 5 km deep · 24 km away
40. 2.13km WNW of Crockett, CATue, Oct 12, 10:20 AM PDT · 1817 days ago · 8 km deep · 68 km away · felt by 4
41. 2.011km SSW of Ridgemark, CASat, Oct 16, 12:53 AM PDT · 1814 days ago · 7 km deep · 98 km away
42. 2.816km SSE of Livermore, CASat, Oct 16, 7:55 PM PDT · 1813 days ago · 3 km deep · 17 km away · felt by 70
43. 1.65km SW of Clayton, CAMon, Oct 18, 2:23 AM PDT · 1812 days ago · 10 km deep · 43 km away
44. 2.94km SSW of San Juan Bautista, CAMon, Oct 18, 3:14 AM PDT · 1812 days ago · 7 km deep · 84 km away · felt by 20
45. 1.69km SE of Sunol, CAMon, Oct 18, 7:47 AM PDT · 1811 days ago · 9 km deep · 5 km away
46. 1.91km S of San Ramon, CATue, Oct 19, 12:00 AM PDT · 1811 days ago · 8 km deep · 28 km away · felt by 4
47. 1.610km NE of Milpitas, CATue, Oct 19, 10:35 PM PDT · 1810 days ago · 4 km deep · 6 km away
48. 2.14km ENE of El Sobrante, CAFri, Oct 22, 7:52 AM PDT · 1807 days ago · 9 km deep · 61 km away · felt by 3
49. 2.84km ENE of El Sobrante, CASat, Oct 23, 6:34 AM PDT · 1806 days ago · 10 km deep · 61 km away · felt by 328
50. 2.04km ENE of El Sobrante, CASat, Oct 23, 8:36 AM PDT · 1806 days ago · 9 km deep · 61 km away · felt by 2
51. 2.36km SSW of Gilroy, CASat, Oct 23, 9:28 AM PDT · 1806 days ago · 4 km deep · 68 km away · felt by 2
52. 1.61km SW of Alamo, CASat, Oct 23, 2:48 PM PDT · 1806 days ago · 9 km deep · 38 km away
53. 1.96km ENE of Hollister, CASat, Oct 23, 11:17 PM PDT · 1806 days ago · 8 km deep · 87 km away
54. 1.53km SW of Hollister, CASun, Oct 24, 12:15 AM PDT · 1806 days ago · 8 km deep · 88 km away · felt by 1
55. 1.64km ENE of Burlingame, CASun, Oct 24, 6:26 AM PDT · 1805 days ago · 8 km deep · 40 km away · felt by 2
56. 1.922km NE of Morgan Hill, CAMon, Oct 25, 6:45 AM PDT · 1804 days ago · 9 km deep · 47 km away
57. 2.68km ENE of Alum Rock, CAMon, Oct 25, 11:55 PM PDT · 1804 days ago · 7 km deep · 20 km away · felt by 18
58. 2.09km SW of Brentwood, CASun, Oct 31, 4:08 PM PDT · 1798 days ago · 17 km deep · 40 km away
59. 1.52km SW of San Francisco Zoo, CASun, Oct 31, 7:32 PM PDT · 1798 days ago · 7 km deep · 60 km away · felt by 1
60. 1.61km SSE of San Ramon, CATue, Nov 2, 11:42 AM PDT · 1796 days ago · 8 km deep · 28 km away

The first 60 of 90.

Before

1. 2.112km NNE of Hollister, CASat, Sep 18, 10:56 PM PDT · 1841 days ago · 7 km deep · 82 km away · felt by 2
2. 1.56km WNW of Dublin, CASat, Sep 18, 5:10 PM PDT · 1841 days ago · 6 km deep · 25 km away
3. 3.16km WNW of Dublin, CASat, Sep 18, 5:09 PM PDT · 1841 days ago · 7 km deep · 25 km away · felt by 379
4. 2.012km NNE of Hollister, CASat, Sep 18, 4:31 AM PDT · 1842 days ago · 8 km deep · 82 km away · felt by 1
5. 1.59km SSW of Tres Pinos, CAThu, Sep 16, 8:48 PM PDT · 1843 days ago · 1 km deep · 100 km away
6. 2.38km ESE of Fremont, CAWed, Sep 15, 7:08 PM PDT · 1844 days ago · 7 km deep · 1 km away · felt by 6
7. 2.910km NE of Milpitas, CATue, Sep 14, 11:45 AM PDT · 1845 days ago · 5 km deep · 6 km away · felt by 139
8. 1.81km NW of Diablo, CASun, Sep 12, 5:31 AM PDT · 1848 days ago · 8 km deep · 36 km away
9. 1.73km ESE of Pacheco, CAFri, Sep 10, 5:03 PM PDT · 1849 days ago · 12 km deep · 52 km away
10. 1.78km S of Gustine, CAFri, Sep 10, 12:41 AM PDT · 1850 days ago · 9 km deep · 86 km away
11. 1.76km WNW of Dublin, CAThu, Sep 9, 6:56 PM PDT · 1850 days ago · 7 km deep · 25 km away · felt by 3
12. 1.611km ESE of Gilroy, CASun, Sep 5, 10:52 PM PDT · 1854 days ago · 5 km deep · 72 km away · felt by 3
13. 1.71km N of Bolinas, CASun, Sep 5, 10:04 AM PDT · 1854 days ago · 9 km deep · 83 km away
14. 1.910km NE of Milpitas, CASat, Sep 4, 12:25 PM PDT · 1855 days ago · 4 km deep · 6 km away
15. 1.56km SW of Gilroy, CASat, Sep 4, 11:01 AM PDT · 1855 days ago · 3 km deep · 66 km away
16. 2.26km SW of Gilroy, CASat, Sep 4, 9:15 AM PDT · 1855 days ago · 3 km deep · 66 km away · felt by 1
17. 2.014km N of Morgan Hill, CAFri, Sep 3, 1:09 PM PDT · 1856 days ago · 4 km deep · 37 km away · felt by 2
18. 1.75km NW of Dublin, CAThu, Sep 2, 6:20 AM PDT · 1857 days ago · 7 km deep · 25 km away
19. 2.66km S of Livermore, CAWed, Sep 1, 4:13 PM PDT · 1858 days ago · 4 km deep · 15 km away · felt by 81
20. 1.88km NNE of Black Point-Green Point, CATue, Aug 31, 2:32 PM PDT · 1859 days ago · 8 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73626721. Read Sun, Oct 4, 2026, 12:24 AM UTC.