M1.6 earthquake 8 km NE of Corralitos, California

Magnitude

1.6 (md), micro

Local time

Fri, Apr 15, 1983, 7:57 PM PST

UTC

1983-04-16 03:57:47 UTC

Depth

11.7 km (7.3 mi), shallow

Epicenter

37.051° N, 121.744° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.2 km horizontally, 0.5 km in depth

Magnitude uncertainty

±0.15

Depth from

From location

Station coverage gap

56°

Stations used

53

• Corralitos, CaliforniaPopulation 2,326. Forecast9 kmNE
• Morgan Hill, CaliforniaPopulation 42,948. Forecast12 kmSW
• San Jose, CaliforniaPopulation 997,368. Forecast35 kmSSE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast460 kmNW

After

1. 2.98 km SE of Alum Rock, CaliforniaSat, Apr 16, 10:51 PM PST · 15872 days ago · 3 km deep · 30 km away
2. 1.98 km SE of Alum Rock, CaliforniaSat, Apr 16, 10:56 PM PST · 15872 days ago · 3 km deep · 30 km away
3. 2.18 km SE of Alum Rock, CaliforniaSun, Apr 17, 1:29 AM PST · 15872 days ago · 4 km deep · 30 km away
4. 1.714 km SSE of Tres Pinos, CaliforniaSun, Apr 17, 4:40 PM PST · 15872 days ago · 4 km deep · 60 km away
5. 1.83 km SE of Hayward, CaliforniaSun, Apr 17, 9:16 PM PST · 15871 days ago · 0 km deep · 72 km away
6. 2.121 km NE of Soledad, CaliforniaSun, Apr 17, 10:50 PM PST · 15871 days ago · 2 km deep · 79 km away
7. 1.69 km NE of San Martin, CaliforniaMon, Apr 18, 5:58 AM PST · 15871 days ago · 8 km deep · 21 km away
8. 1.99 km SSW of Tres Pinos, CaliforniaMon, Apr 18, 5:20 PM PST · 15870 days ago · 3 km deep · 51 km away
9. 2.822 km NE of Soledad, CaliforniaMon, Apr 18, 5:48 PM PST · 15870 days ago · 2 km deep · 79 km away
10. 3.011 km S of Tres Pinos, CaliforniaTue, Apr 19, 6:06 PM PST · 15869 days ago · 4 km deep · 56 km away
11. 1.69 km NE of San Martin, CaliforniaWed, Apr 20, 5:26 AM PST · 15869 days ago · 6 km deep · 21 km away
12. 2.212 km S of Tres Pinos, CaliforniaWed, Apr 20, 9:00 AM PST · 15869 days ago · 5 km deep · 57 km away
13. 3.411 km SSW of Loyola, CaliforniaThu, Apr 21, 12:09 AM PST · 15868 days ago · 10 km deep · 44 km away
14. 2.98 km NE of Ridgemark, CaliforniaThu, Apr 21, 1:49 AM PST · 15868 days ago · 7 km deep · 45 km away
15. 2.422 km NE of Soledad, CaliforniaThu, Apr 21, 11:36 AM PST · 15868 days ago · 7 km deep · 79 km away
16. 1.512 km SSW of Loyola, CaliforniaThu, Apr 21, 5:06 PM PST · 15868 days ago · 9 km deep · 43 km away
17. 1.57 km ENE of Gilroy, CaliforniaFri, Apr 22, 1:14 AM PST · 15867 days ago · 4 km deep · 23 km away
18. 1.511 km SSW of Greenfield, CaliforniaFri, Apr 22, 12:08 PM PST · 15867 days ago · 13 km deep · 99 km away
19. 1.522 km NE of Soledad, CaliforniaSat, Apr 23, 12:07 PM PST · 15866 days ago · 13 km deep · 78 km away
20. 1.718 km SSE of Tres Pinos, CaliforniaSat, Apr 23, 9:36 PM PST · 15865 days ago · 10 km deep · 64 km away
21. 2.221 km NE of Soledad, CaliforniaSat, Apr 23, 10:28 PM PST · 15865 days ago · 8 km deep · 78 km away
22. 2.12 km SSW of San Juan Bautista, CaliforniaSun, Apr 24, 11:25 PM PDT · 15864 days ago · 4 km deep · 30 km away
23. 1.9Central CaliforniaMon, Apr 25, 3:30 PM PDT · 15864 days ago · 0 km deep · 51 km away
24. 2.1Central CaliforniaTue, Apr 26, 2:36 PM PDT · 15863 days ago · 5 km deep · 91 km away
25. 1.921 km NE of Soledad, CaliforniaTue, Apr 26, 8:55 PM PDT · 15862 days ago · 2 km deep · 73 km away
26. 1.67 km N of Boulder Creek, CaliforniaWed, Apr 27, 7:47 AM PDT · 15862 days ago · 3 km deep · 37 km away
27. 2.337 km SSW of South Dos Palos, CaliforniaWed, Apr 27, 10:03 AM PDT · 15862 days ago · 4 km deep · 89 km away
28. 3.02 km NE of Diablo, CaliforniaWed, Apr 27, 11:43 AM PDT · 15862 days ago · 10 km deep · 90 km away
29. 1.820 km SSE of Tres Pinos, CaliforniaWed, Apr 27, 12:26 PM PDT · 15862 days ago · 5 km deep · 67 km away
30. 2.120 km SSE of Tres Pinos, CaliforniaWed, Apr 27, 5:08 PM PDT · 15862 days ago · 5 km deep · 67 km away
31. 1.621 km SSE of Tres Pinos, CaliforniaWed, Apr 27, 7:41 PM PDT · 15861 days ago · 4 km deep · 67 km away
32. 1.721 km NE of Soledad, CaliforniaThu, Apr 28, 5:22 AM PDT · 15861 days ago · 5 km deep · 75 km away
33. 1.92 km NNE of Grayson, CaliforniaFri, Apr 29, 2:27 AM PDT · 15860 days ago · 10 km deep · 78 km away
34. 1.712 km NNE of Morgan Hill, CaliforniaFri, Apr 29, 6:46 PM PDT · 15859 days ago · 5 km deep · 23 km away
35. 1.56 km ENE of East Foothills, CaliforniaSat, Apr 30, 2:28 AM PDT · 15859 days ago · 6 km deep · 39 km away
36. 1.89 km NNE of Hollister, CaliforniaSat, Apr 30, 2:40 AM PDT · 15859 days ago · 7 km deep · 38 km away
37. 1.624 km NE of Greenfield, CaliforniaSat, Apr 30, 2:31 PM PDT · 15859 days ago · 5 km deep · 89 km away
38. 1.810 km SSE of San Juan Bautista, CaliforniaSat, Apr 30, 5:42 PM PDT · 15859 days ago · 7 km deep · 40 km away
39. 1.710 km S of Tres Pinos, CaliforniaSat, Apr 30, 10:29 PM PDT · 15858 days ago · 7 km deep · 53 km away
40. 2.38 km N of East Foothills, CaliforniaSun, May 1, 5:56 AM PDT · 15858 days ago · 6 km deep · 45 km away
41. 1.86 km E of Livermore, CaliforniaSun, May 1, 7:47 AM PDT · 15858 days ago · 4 km deep · 70 km away
42. 2.420 km SSE of Tres Pinos, CaliforniaSun, May 1, 9:40 AM PDT · 15858 days ago · 5 km deep · 66 km away
43. 2.510 km NE of San Martin, CaliforniaSun, May 1, 5:14 PM PDT · 15858 days ago · 8 km deep · 21 km away
44. 1.76 km WSW of Gilroy, CaliforniaSun, May 1, 6:31 PM PDT · 15857 days ago · 8 km deep · 12 km away
45. 3.59 km NE of Gilroy, CaliforniaMon, May 2, 10:58 AM PDT · 15857 days ago · 8 km deep · 23 km away
46. 2.411 km ESE of East Foothills, CaliforniaMon, May 2, 2:57 PM PDT · 15857 days ago · 7 km deep · 32 km away
47. 2.812 km ESE of East Foothills, CaliforniaMon, May 2, 3:03 PM PDT · 15857 days ago · 7 km deep · 31 km away
48. 3.331 km SSW of Los Banos, CaliforniaMon, May 2, 6:23 PM PDT · 15856 days ago · 5 km deep · 76 km away
49. 3.96 km S of San Juan Bautista, CaliforniaMon, May 2, 6:58 PM PDT · 15856 days ago · 4 km deep · 35 km away
50. 3.039 km SSW of South Dos Palos, CaliforniaMon, May 2, 7:45 PM PDT · 15856 days ago · 2 km deep · 91 km away
51. 2.113 km ENE of Soledad, CaliforniaMon, May 2, 7:51 PM PDT · 15856 days ago · 0 km deep · 80 km away
52. 2.523 km SE of Tres Pinos, CaliforniaMon, May 2, 8:09 PM PDT · 15856 days ago · 7 km deep · 71 km away
53. 2.06 km SSE of San Juan Bautista, CaliforniaTue, May 3, 1:38 PM PDT · 15856 days ago · 6 km deep · 36 km away
54. 2.66 km SSE of San Juan Bautista, CaliforniaTue, May 3, 8:29 PM PDT · 15855 days ago · 6 km deep · 36 km away
55. 2.236 km SSW of South Dos Palos, CaliforniaWed, May 4, 5:01 AM PDT · 15855 days ago · 6 km deep · 92 km away
56. 2.411 km NNW of Big Sur, CaliforniaWed, May 4, 11:10 AM PDT · 15855 days ago · 6 km deep · 77 km away
57. 1.522 km SE of Tres Pinos, CaliforniaWed, May 4, 5:40 PM PDT · 15855 days ago · 8 km deep · 70 km away
58. 1.57 km NNE of East Foothills, CaliforniaThu, May 5, 4:50 AM PDT · 15854 days ago · 7 km deep · 44 km away
59. 1.910 km ESE of Blackhawk, CaliforniaThu, May 5, 1:41 PM PDT · 15854 days ago · 2 km deep · 81 km away
60. 1.7Northern CaliforniaThu, May 5, 8:25 PM PDT · 15853 days ago · 3 km deep · 18 km away

The first 60 of 152.

Before

1. 1.88 km SSW of Tres Pinos, CaliforniaFri, Apr 15, 7:05 PM PST · 15873 days ago · 3 km deep · 52 km away
2. 2.124 km NE of Greenfield, CaliforniaFri, Apr 15, 3:05 PM PST · 15874 days ago · 5 km deep · 89 km away
3. 1.711 km SE of Big Sur, CaliforniaFri, Apr 15, 2:51 PM PST · 15874 days ago · 2 km deep · 94 km away
4. 1.73 km N of Hollister, CaliforniaFri, Apr 15, 5:26 AM PST · 15874 days ago · 11 km deep · 36 km away
5. 1.822 km SE of Tres Pinos, CaliforniaFri, Apr 15, 1:26 AM PST · 15874 days ago · 8 km deep · 69 km away
6. 1.58 km ENE of San Martin, CaliforniaFri, Apr 15, 1:25 AM PST · 15874 days ago · 2 km deep · 21 km away
7. 2.09 km ENE of Morgan Hill, CaliforniaThu, Apr 14, 8:12 PM PST · 15874 days ago · 3 km deep · 21 km away
8. 1.515 km NNE of Morgan Hill, CaliforniaThu, Apr 14, 7:03 AM PST · 15875 days ago · 7 km deep · 27 km away
9. 2.12 km S of San Juan Bautista, CaliforniaThu, Apr 14, 6:03 AM PST · 15875 days ago · 4 km deep · 31 km away
10. 2.217 km SSE of Tres Pinos, CaliforniaWed, Apr 13, 6:54 PM PST · 15875 days ago · 4 km deep · 63 km away
11. 1.625 km NE of Greenfield, CaliforniaWed, Apr 13, 9:06 AM PST · 15876 days ago · 4 km deep · 90 km away
12. 1.824 km NE of Greenfield, CaliforniaTue, Apr 12, 11:57 PM PST · 15876 days ago · 5 km deep · 92 km away
13. 1.915 km SSE of Tres Pinos, CaliforniaMon, Apr 11, 6:08 PM PST · 15877 days ago · 5 km deep · 61 km away
14. 1.65 km E of South San Francisco, CaliforniaMon, Apr 11, 5:20 PM PST · 15877 days ago · 7 km deep · 84 km away
15. 1.615 km SSE of Tres Pinos, CaliforniaMon, Apr 11, 4:59 PM PST · 15878 days ago · 5 km deep · 61 km away
16. 1.816 km SSE of Tres Pinos, CaliforniaMon, Apr 11, 4:46 PM PST · 15878 days ago · 5 km deep · 62 km away
17. 2.716 km SSE of Tres Pinos, CaliforniaMon, Apr 11, 4:45 PM PST · 15878 days ago · 5 km deep · 61 km away
18. 1.714 km SSE of Tres Pinos, CaliforniaMon, Apr 11, 3:58 PM PST · 15878 days ago · 4 km deep · 60 km away
19. 1.612 km SSE of Tres Pinos, CaliforniaMon, Apr 11, 3:57 PM PST · 15878 days ago · 4 km deep · 58 km away
20. 1.79 km NNE of Interlaken, CaliforniaMon, Apr 11, 11:53 AM PST · 15878 days ago · 9 km deep · 6 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1090470. Read Wed, Sep 30, 2026, 12:37 PM UTC.