M2.1 earthquake 4km SSW of Willowbrook, CA

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Fri, Oct 27, 1933, 6:06 AM GMT-8

UTC

1933-10-27 14:06:52 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

33.881° N, 118.265° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 69.8 km horizontally, 31.6 km in depth

Magnitude uncertainty

±0.05

Depth from

Operator assigned

Station coverage gap

350°, poorly surrounded by stations

Stations used

2

• West Rancho Dominguez, CaliforniaPopulation 5,669. Forecast2 kmSSE
• Willowbrook, CaliforniaPopulation 35,983. Forecast4 kmSSW
• Torrance, CaliforniaPopulation 143,592. Forecast9 kmNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast19 kmS

After

1. 2.41km NW of Huntington Beach, CAFri, Oct 27, 7:37 AM GMT-8 · 33945 days ago · 6 km deep · 31 km away
2. 1.51km SE of Downey, CAFri, Oct 27, 8:29 AM GMT-8 · 33945 days ago · 6 km deep · 14 km away
3. 2.011km S of Seal Beach, CAFri, Oct 27, 12:31 PM GMT-8 · 33945 days ago · 6 km deep · 30 km away
4. 2.914km SE of Avalon, CAFri, Oct 27, 2:26 PM GMT-8 · 33945 days ago · 6 km deep · 72 km away
5. 2.03km SE of Tustin, CASat, Oct 28, 9:14 AM GMT-8 · 33944 days ago · 6 km deep · 46 km away
6. 2.63km WNW of Costa Mesa, CASat, Oct 28, 12:15 PM GMT-8 · 33944 days ago · 6 km deep · 38 km away
7. 1.511km SW of Corona, CASat, Oct 28, 3:44 PM GMT-8 · 33944 days ago · 6 km deep · 57 km away
8. 2.16km ESE of Chino, CASat, Oct 28, 7:06 PM GMT-8 · 33944 days ago · 6 km deep · 60 km away
9. 1.91km WSW of Buena Park, CASun, Oct 29, 6:07 AM GMT-8 · 33943 days ago · 6 km deep · 24 km away
10. 2.73km NNE of Signal Hill, CATue, Oct 31, 9:57 AM GMT-8 · 33941 days ago · 6 km deep · 11 km away
11. 2.31km N of Signal Hill, CAThu, Nov 2, 12:25 PM GMT-8 · 33939 days ago · 6 km deep · 12 km away
12. 2.12km ENE of Manhattan Beach, CAMon, Nov 6, 10:02 PM GMT-8 · 33934 days ago · 6 km deep · 11 km away
13. 2.04km S of Fontana, CATue, Nov 7, 5:06 PM GMT-8 · 33934 days ago · 6 km deep · 78 km away
14. 2.72km NE of San Clemente, CATue, Nov 7, 7:59 PM GMT-8 · 33934 days ago · 6 km deep · 79 km away
15. 1.811km WSW of Pinon Hills, CAWed, Nov 8, 2:18 PM GMT-8 · 33933 days ago · 6 km deep · 73 km away
16. 2.52km WNW of Westminster, CASun, Nov 12, 1:46 PM GMT-8 · 33929 days ago · 6 km deep · 25 km away
17. 2.33km WNW of Signal Hill, CASun, Nov 12, 2:09 PM GMT-8 · 33929 days ago · 6 km deep · 10 km away
18. 2.52km WSW of Seal Beach, CASun, Nov 12, 5:28 PM GMT-8 · 33929 days ago · 6 km deep · 21 km away
19. 2.58km E of San Pedro, CASun, Nov 12, 5:46 PM GMT-8 · 33929 days ago · 6 km deep · 18 km away
20. 3.64km WSW of Signal Hill, CAMon, Nov 13, 1:28 PM GMT-8 · 33928 days ago · 6 km deep · 11 km away
21. 2.46km SW of Mead Valley, CATue, Nov 14, 4:21 PM GMT-8 · 33927 days ago · 6 km deep · 86 km away
22. 2.04km NW of Norco, CATue, Nov 14, 9:46 PM GMT-8 · 33927 days ago · 6 km deep · 64 km away
23. 2.02km NNE of Corona, CATue, Nov 14, 10:57 PM GMT-8 · 33926 days ago · 6 km deep · 65 km away
24. 2.03km SW of Mira Loma, CAWed, Nov 15, 8:26 AM GMT-8 · 33926 days ago · 6 km deep · 68 km away
25. 2.12km S of Mira Loma, CAWed, Nov 15, 8:32 AM GMT-8 · 33926 days ago · 6 km deep · 70 km away
26. 2.61km SSW of Norco, CAWed, Nov 15, 8:53 AM GMT-8 · 33926 days ago · 6 km deep · 66 km away
27. 2.67km ESE of San Pedro, CAThu, Nov 16, 2:14 AM GMT-8 · 33925 days ago · 6 km deep · 18 km away
28. 2.03km SE of Norco, CAThu, Nov 16, 6:44 PM GMT-8 · 33925 days ago · 6 km deep · 69 km away
29. 2.55km SW of Westminster, CAThu, Nov 16, 10:38 PM GMT-8 · 33924 days ago · 6 km deep · 27 km away
30. 2.321km SW of Laguna Beach, CAThu, Nov 16, 11:42 PM GMT-8 · 33924 days ago · 6 km deep · 64 km away
31. 2.711km ESE of Avalon, CASat, Nov 18, 5:33 AM GMT-8 · 33923 days ago · 6 km deep · 62 km away
32. 2.37km ESE of San Pedro, CASun, Nov 19, 5:33 PM GMT-8 · 33922 days ago · 6 km deep · 18 km away
33. 2.36km ENE of San Pedro, CASun, Nov 19, 8:42 PM GMT-8 · 33922 days ago · 6 km deep · 15 km away
34. 3.53km S of Rossmoor, CAMon, Nov 20, 12:43 AM GMT-8 · 33921 days ago · 6 km deep · 22 km away
35. 2.00km NE of Rossmoor, CAMon, Nov 20, 12:48 AM GMT-8 · 33921 days ago · 6 km deep · 20 km away
36. 1.917km SSW of Newport Beach, CAMon, Nov 20, 12:58 AM GMT-8 · 33921 days ago · 6 km deep · 49 km away
37. 2.26km SE of San Pedro, CAMon, Nov 20, 2:29 AM GMT-8 · 33921 days ago · 6 km deep · 22 km away
38. 3.52km SSW of Lakewood, CAMon, Nov 20, 2:32 AM GMT-8 · 33921 days ago · 6 km deep · 13 km away
39. 2.76km E of San Pedro, CAMon, Nov 20, 4:02 AM GMT-8 · 33921 days ago · 6 km deep · 16 km away
40. 2.52km ENE of San Pedro, CAMon, Nov 20, 5:27 AM GMT-8 · 33921 days ago · 6 km deep · 16 km away
41. 2.02km NW of San Pedro, CAMon, Nov 20, 5:51 AM GMT-8 · 33921 days ago · 6 km deep · 15 km away
42. 1.87km SW of Seal Beach, CATue, Nov 21, 12:32 AM GMT-8 · 33920 days ago · 6 km deep · 23 km away
43. 2.27km E of San Pedro, CATue, Nov 21, 11:52 AM GMT-8 · 33920 days ago · 6 km deep · 16 km away
44. 2.71km WSW of Los Alamitos, CATue, Nov 21, 2:48 PM GMT-8 · 33920 days ago · 6 km deep · 19 km away
45. 1.56km ENE of San Pedro, CAWed, Nov 22, 5:36 PM GMT-8 · 33919 days ago · 6 km deep · 15 km away
46. 2.04km E of Carson, CAThu, Nov 23, 6:24 AM GMT-8 · 33918 days ago · 6 km deep · 6 km away
47. 2.22km SW of Lakewood, CAFri, Nov 24, 9:27 PM GMT-8 · 33917 days ago · 6 km deep · 12 km away
48. 1.63km SE of Los Alamitos, CASun, Nov 26, 3:56 AM GMT-8 · 33915 days ago · 6 km deep · 22 km away
49. 2.113km SSW of Dana Point, CASat, Dec 2, 12:19 AM GMT-8 · 33909 days ago · 6 km deep · 77 km away
50. 2.42km NW of Seal Beach, CASun, Dec 3, 9:17 PM GMT-8 · 33908 days ago · 6 km deep · 20 km away
51. 1.94km E of San Pedro, CAMon, Dec 4, 2:08 AM GMT-8 · 33907 days ago · 6 km deep · 17 km away
52. 1.83km SSW of Dana Point, CASun, Dec 10, 11:52 PM GMT-8 · 33900 days ago · 6 km deep · 70 km away
53. 2.11km N of Rolling Hills Estates, CAThu, Dec 14, 4:32 AM GMT-8 · 33897 days ago · 6 km deep · 12 km away
54. 2.74km WSW of Signal Hill, CAFri, Dec 15, 12:48 AM GMT-8 · 33896 days ago · 6 km deep · 12 km away
55. 2.83km WNW of Huntington Beach, CAFri, Dec 15, 3:16 PM GMT-8 · 33896 days ago · 6 km deep · 29 km away
56. 1.62km SSE of Glendora, CAMon, Dec 18, 4:04 PM GMT-8 · 33893 days ago · 6 km deep · 46 km away
57. 1.97km SW of Huntington Beach, CATue, Dec 19, 9:27 PM GMT-8 · 33892 days ago · 6 km deep · 33 km away
58. 1.82km W of Rossmoor, CAWed, Dec 20, 3:59 PM GMT-8 · 33891 days ago · 6 km deep · 18 km away
59. 2.912km W of Malibu, CAThu, Dec 21, 9:51 PM GMT-8 · 33889 days ago · 6 km deep · 64 km away
60. 1.93km W of Hawaiian Gardens, CAThu, Dec 21, 10:11 PM GMT-8 · 33889 days ago · 6 km deep · 16 km away

The first 60 of 62.

Before

1. 1.71km N of Lakewood, CAThu, Oct 26, 6:47 PM GMT-8 · 33946 days ago · 6 km deep · 12 km away
2. 2.715km ESE of San Clemente, CAThu, Oct 26, 1:49 PM GMT-8 · 33946 days ago · 6 km deep · 93 km away
3. 2.41km ESE of Cudahy, CAWed, Oct 25, 11:52 AM GMT-8 · 33947 days ago · 6 km deep · 12 km away
4. 2.411km W of Palos Verdes Estates, CAWed, Oct 25, 1:58 AM GMT-8 · 33947 days ago · 6 km deep · 24 km away
5. 2.55km W of MacArthur Park, CATue, Oct 24, 11:08 PM GMT-8 · 33947 days ago · 6 km deep · 20 km away
6. 3.15km W of Marina del Rey, CATue, Oct 24, 11:02 PM GMT-8 · 33947 days ago · 6 km deep · 24 km away
7. 4.01km SSE of Bell Gardens, CATue, Oct 24, 11:00 PM GMT-8 · 33947 days ago · 8 km deep · 14 km away
8. 2.524km SW of Rancho Palos Verdes, CAMon, Oct 23, 8:23 PM GMT-8 · 33949 days ago · 6 km deep · 43 km away
9. 2.122km NE of Avalon, CAMon, Oct 23, 1:25 AM GMT-8 · 33949 days ago · 6 km deep · 49 km away
10. 2.82km NW of Manhattan Beach, CAMon, Oct 23, 1:17 AM GMT-8 · 33949 days ago · 6 km deep · 15 km away
11. 1.73km W of San Pedro, CASun, Oct 22, 4:17 AM GMT-8 · 33950 days ago · 6 km deep · 17 km away
12. 1.86km SSW of Newport Beach, CAFri, Oct 20, 4:05 PM GMT-8 · 33952 days ago · 6 km deep · 46 km away
13. 2.21km NNW of Newport Beach, CAWed, Oct 18, 8:46 PM GMT-8 · 33954 days ago · 6 km deep · 42 km away
14. 2.72km NNW of Lomita, CAWed, Oct 18, 5:53 PM GMT-8 · 33954 days ago · 6 km deep · 10 km away
15. 1.72km NNW of Long Beach, CAWed, Oct 18, 1:13 PM GMT-8 · 33954 days ago · 6 km deep · 12 km away
16. 2.23km NNW of Huntington Beach, CAWed, Oct 18, 3:22 AM GMT-8 · 33954 days ago · 6 km deep · 30 km away
17. 2.63km E of San Juan Capistrano, CATue, Oct 17, 10:24 PM GMT-8 · 33954 days ago · 6 km deep · 72 km away
18. 1.95km SE of Costa Mesa, CATue, Oct 17, 8:28 PM GMT-8 · 33955 days ago · 6 km deep · 45 km away
19. 1.816km SW of Laguna Beach, CATue, Oct 17, 2:30 PM GMT-8 · 33955 days ago · 6 km deep · 59 km away
20. 2.13km NNE of Carson, CATue, Oct 17, 2:31 AM GMT-8 · 33955 days ago · 6 km deep · 2 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3361593. Read Sun, Oct 4, 2026, 5:20 PM UTC.