M1.6 earthquake 6 km WSW of Gilroy, California

Magnitude

1.6 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Mon, Oct 1, 1990, 4:42 PM PDT

UTC

1990-10-01 23:42:35 UTC

Depth

3.7 km (2.3 mi), shallow

Epicenter

36.977° N, 121.626° 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

±0.21

Depth from

From location

Station coverage gap

47°

Stations used

27

• Gilroy, CaliforniaPopulation 53,231. Forecast6 kmWSW
• Salinas, CaliforniaPopulation 157,380. Forecast33 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast447 kmNW

After

1. 1.524 km ENE of Soledad, CaliforniaTue, Oct 2, 1:16 PM PDT · 13150 days ago · 8 km deep · 73 km away
2. 2.12 km SSW of San Juan Bautista, CaliforniaTue, Oct 2, 6:14 PM PDT · 13150 days ago · 6 km deep · 18 km away
3. 1.95 km NW of Day Valley, CaliforniaTue, Oct 2, 8:44 PM PDT · 13150 days ago · 15 km deep · 27 km away
4. 2.310 km S of Tres Pinos, CaliforniaWed, Oct 3, 12:46 AM PDT · 13150 days ago · 5 km deep · 42 km away
5. 1.51 km WSW of San Juan Bautista, CaliforniaWed, Oct 3, 12:52 AM PDT · 13150 days ago · 9 km deep · 17 km away
6. 2.110 km S of Tres Pinos, CaliforniaWed, Oct 3, 6:40 AM PDT · 13150 days ago · 4 km deep · 41 km away
7. 1.95 km NNE of Tres Pinos, CaliforniaWed, Oct 3, 9:20 AM PDT · 13149 days ago · 6 km deep · 34 km away
8. 1.64 km NE of Tres Pinos, CaliforniaThu, Oct 4, 2:26 PM PDT · 13148 days ago · 8 km deep · 35 km away
9. 3.62 km N of Scotts Valley, CaliforniaThu, Oct 4, 11:04 PM PDT · 13148 days ago · 12 km deep · 36 km away
10. 2.42 km N of Scotts Valley, CaliforniaThu, Oct 4, 11:48 PM PDT · 13148 days ago · 11 km deep · 36 km away
11. 1.62 km N of Scotts Valley, CaliforniaThu, Oct 4, 11:51 PM PDT · 13148 days ago · 10 km deep · 36 km away
12. 1.62 km NNE of Scotts Valley, CaliforniaFri, Oct 5, 1:18 AM PDT · 13148 days ago · 10 km deep · 36 km away
13. 2.01 km S of Lexington Hills, CaliforniaFri, Oct 5, 6:52 AM PDT · 13148 days ago · 9 km deep · 36 km away
14. 1.72 km NNW of Aromas, CaliforniaSat, Oct 6, 5:09 PM PDT · 13146 days ago · 9 km deep · 8 km away
15. 1.86 km WSW of Saratoga, CaliforniaSat, Oct 6, 9:47 PM PDT · 13146 days ago · 7 km deep · 51 km away
16. 1.73 km WNW of San Juan Bautista, CaliforniaSun, Oct 7, 8:22 PM PDT · 13145 days ago · 6 km deep · 14 km away
17. 2.916 km N of Morgan Hill, CaliforniaMon, Oct 8, 9:13 PM PDT · 13144 days ago · 8 km deep · 33 km away
18. 1.716 km E of Seven Trees, CaliforniaMon, Oct 8, 9:14 PM PDT · 13144 days ago · 7 km deep · 34 km away
19. 1.93 km WNW of San Juan Bautista, CaliforniaTue, Oct 9, 10:03 AM PDT · 13143 days ago · 6 km deep · 14 km away
20. 2.23 km S of San Juan Bautista, CaliforniaTue, Oct 9, 1:55 PM PDT · 13143 days ago · 5 km deep · 19 km away
21. 2.22 km S of San Juan Bautista, CaliforniaTue, Oct 9, 2:02 PM PDT · 13143 days ago · 6 km deep · 19 km away
22. 1.829 km NE of Soledad, CaliforniaTue, Oct 9, 2:10 PM PDT · 13143 days ago · 5 km deep · 67 km away
23. 3.212 km WSW of Byron, CaliforniaTue, Oct 9, 11:59 PM PDT · 13143 days ago · 16 km deep · 93 km away
24. 1.512 km E of Blackhawk, CaliforniaWed, Oct 10, 12:06 AM PDT · 13143 days ago · 16 km deep · 93 km away
25. 1.915 km SSE of Tres Pinos, CaliforniaWed, Oct 10, 7:12 AM PDT · 13143 days ago · 5 km deep · 48 km away
26. 2.321 km NE of Soledad, CaliforniaWed, Oct 10, 10:24 PM PDT · 13142 days ago · 6 km deep · 65 km away
27. 1.55 km SW of Gilroy, CaliforniaThu, Oct 11, 7:04 AM PDT · 13142 days ago · 4 km deep · 2 km away
28. 1.62 km SE of Aromas, CaliforniaThu, Oct 11, 9:51 AM PDT · 13141 days ago · 11 km deep · 12 km away
29. 1.73 km SSW of Tres Pinos, CaliforniaThu, Oct 11, 10:59 AM PDT · 13141 days ago · 1 km deep · 35 km away
30. 1.621 km NE of Soledad, CaliforniaThu, Oct 11, 8:23 PM PDT · 13141 days ago · 6 km deep · 64 km away
31. 1.619 km SSW of Davenport, CaliforniaFri, Oct 12, 1:20 AM PDT · 13141 days ago · 2 km deep · 59 km away
32. 3.04 km NNW of Day Valley, CaliforniaFri, Oct 12, 9:07 AM PDT · 13140 days ago · 13 km deep · 25 km away
33. 1.93 km E of San Leandro, CaliforniaFri, Oct 12, 7:33 PM PDT · 13140 days ago · 4 km deep · 94 km away
34. 2.1Northern CaliforniaSat, Oct 13, 1:16 AM PDT · 13140 days ago · 4 km deep · 94 km away
35. 2.121 km NE of Soledad, CaliforniaSat, Oct 13, 3:25 AM PDT · 13140 days ago · 2 km deep · 62 km away
36. 1.6Central CaliforniaSat, Oct 13, 5:34 PM PDT · 13139 days ago · 10 km deep · 57 km away
37. 2.5Northern CaliforniaSun, Oct 14, 5:20 AM PDT · 13139 days ago · 11 km deep · 36 km away
38. 1.92 km ESE of Aromas, CaliforniaSun, Oct 14, 8:47 AM PDT · 13138 days ago · 8 km deep · 11 km away
39. 2.324 km NE of Greenfield, CaliforniaSun, Oct 14, 4:38 PM PDT · 13138 days ago · 7 km deep · 77 km away
40. 1.92 km ESE of Aromas, CaliforniaMon, Oct 15, 12:48 AM PDT · 13138 days ago · 7 km deep · 10 km away
41. 2.62 km ESE of Aromas, CaliforniaMon, Oct 15, 1:21 AM PDT · 13138 days ago · 7 km deep · 11 km away
42. 1.82 km ESE of Aromas, CaliforniaMon, Oct 15, 1:24 AM PDT · 13138 days ago · 6 km deep · 11 km away
43. 1.65 km SSE of Tres Pinos, CaliforniaMon, Oct 15, 1:58 AM PDT · 13138 days ago · 4 km deep · 39 km away
44. 2.124 km ENE of Greenfield, CaliforniaMon, Oct 15, 2:37 AM PDT · 13138 days ago · 0 km deep · 81 km away
45. 2.213 km S of Tres Pinos, CaliforniaMon, Oct 15, 2:41 AM PDT · 13138 days ago · 5 km deep · 45 km away
46. 2.35 km SW of Gilroy, CaliforniaMon, Oct 15, 9:00 AM PDT · 13137 days ago · 5 km deep · 1 km away
47. 1.821 km NE of Soledad, CaliforniaMon, Oct 15, 11:47 AM PDT · 13137 days ago · 3 km deep · 61 km away
48. 1.915 km E of Seven Trees, CaliforniaMon, Oct 15, 2:32 PM PDT · 13137 days ago · 5 km deep · 34 km away
49. 1.719 km SSW of Davenport, CaliforniaMon, Oct 15, 2:55 PM PDT · 13137 days ago · 1 km deep · 60 km away
50. 1.921 km SSW of Davenport, CaliforniaMon, Oct 15, 8:42 PM PDT · 13137 days ago · 11 km deep · 58 km away
51. 1.921 km S of Davenport, CaliforniaMon, Oct 15, 8:45 PM PDT · 13137 days ago · 0 km deep · 55 km away
52. 2.08 km NNE of Gilroy, CaliforniaMon, Oct 15, 9:48 PM PDT · 13137 days ago · 4 km deep · 14 km away
53. 2.422 km SE of Big Sur, CaliforniaTue, Oct 16, 5:15 AM PDT · 13137 days ago · 17 km deep · 92 km away
54. 1.821 km NE of Soledad, CaliforniaTue, Oct 16, 4:46 PM PDT · 13136 days ago · 8 km deep · 66 km away
55. 1.67 km WSW of Davenport, CaliforniaTue, Oct 16, 5:05 PM PDT · 13136 days ago · 6 km deep · 58 km away
56. 1.623 km ENE of Soledad, CaliforniaTue, Oct 16, 9:31 PM PDT · 13136 days ago · 4 km deep · 70 km away
57. 1.915 km E of Seven Trees, CaliforniaTue, Oct 16, 11:15 PM PDT · 13136 days ago · 6 km deep · 35 km away
58. 1.820 km SSE of Tres Pinos, CaliforniaFri, Oct 19, 12:22 AM PDT · 13134 days ago · 4 km deep · 53 km away
59. 1.78 km ESE of Lexington Hills, CaliforniaFri, Oct 19, 3:32 AM PDT · 13134 days ago · 3 km deep · 29 km away
60. 2.17 km ENE of Gilroy, CaliforniaFri, Oct 19, 7:02 AM PDT · 13134 days ago · 5 km deep · 13 km away

The first 60 of 171.

Before

1. 2.15 km WNW of San Juan Bautista, CaliforniaMon, Oct 1, 12:36 PM PDT · 13151 days ago · 6 km deep · 13 km away
2. 2.37 km NW of Day Valley, CaliforniaMon, Oct 1, 11:39 AM PDT · 13151 days ago · 10 km deep · 28 km away
3. 2.25 km NNE of Tres Pinos, CaliforniaMon, Oct 1, 8:17 AM PDT · 13152 days ago · 6 km deep · 34 km away
4. 2.412 km S of Tres Pinos, CaliforniaMon, Oct 1, 2:22 AM PDT · 13152 days ago · 4 km deep · 44 km away
5. 2.54 km S of Lexington Hills, CaliforniaSun, Sep 30, 9:11 AM PDT · 13152 days ago · 14 km deep · 35 km away
6. 3.113 km SSE of Tres Pinos, CaliforniaSun, Sep 30, 7:12 AM PDT · 13153 days ago · 5 km deep · 46 km away
7. 1.821 km NE of Soledad, CaliforniaSun, Sep 30, 7:04 AM PDT · 13153 days ago · 6 km deep · 66 km away
8. 1.812 km S of Tres Pinos, CaliforniaSun, Sep 30, 1:30 AM PDT · 13153 days ago · 4 km deep · 44 km away
9. 1.924 km ENE of Soledad, CaliforniaSat, Sep 29, 11:12 PM PDT · 13153 days ago · 8 km deep · 73 km away
10. 2.12 km N of Scotts Valley, CaliforniaSat, Sep 29, 9:20 PM PDT · 13153 days ago · 11 km deep · 36 km away
11. 1.94 km WNW of San Juan Bautista, CaliforniaSat, Sep 29, 7:29 PM PDT · 13153 days ago · 6 km deep · 13 km away
12. 1.62 km N of Scotts Valley, CaliforniaSat, Sep 29, 3:10 PM PDT · 13153 days ago · 10 km deep · 37 km away
13. 1.52 km ESE of Zayante, CaliforniaSat, Sep 29, 2:59 PM PDT · 13153 days ago · 8 km deep · 36 km away
14. 1.614 km S of Tres Pinos, CaliforniaSat, Sep 29, 2:06 AM PDT · 13154 days ago · 8 km deep · 45 km away
15. 1.814 km S of Tres Pinos, CaliforniaSat, Sep 29, 12:03 AM PDT · 13154 days ago · 8 km deep · 45 km away
16. 2.414 km SSE of Tres Pinos, CaliforniaFri, Sep 28, 10:55 PM PDT · 13154 days ago · 8 km deep · 46 km away
17. 1.913 km S of Tres Pinos, CaliforniaFri, Sep 28, 4:09 PM PDT · 13154 days ago · 5 km deep · 45 km away
18. 2.122 km NE of Soledad, CaliforniaFri, Sep 28, 2:29 PM PDT · 13154 days ago · 3 km deep · 60 km away
19. 1.74 km WNW of San Juan Bautista, CaliforniaThu, Sep 27, 7:26 PM PDT · 13155 days ago · 6 km deep · 13 km away
20. 1.52 km N of Scotts Valley, CaliforniaThu, Sep 27, 2:47 PM PDT · 13155 days ago · 10 km deep · 36 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc164814. Read Sun, Oct 4, 2026, 2:58 AM UTC.