M2.5 earthquake 7 km W of Gilroy, California

Magnitude

2.5 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Wed, Sep 17, 1975, 11:22 PM PDT

UTC

1975-09-18 06:22:44 UTC

Depth

5.0 km (3.1 mi), shallow

Epicenter

36.995° N, 121.652° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 1.2 km in depth

Magnitude uncertainty

±0.15

Depth from

From location

Station coverage gap

91°

Stations used

11

• Gilroy, CaliforniaPopulation 53,231. Forecast8 kmW
• Salinas, CaliforniaPopulation 157,380. Forecast35 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast450 kmNW

After

1. 2.424 km ENE of Greenfield, CaliforniaThu, Sep 18, 12:02 AM PDT · 18645 days ago · 5 km deep · 84 km away
2. 2.325 km WSW of Volta, CaliforniaThu, Sep 18, 2:53 AM PDT · 18645 days ago · 3 km deep · 40 km away
3. 3.125 km WSW of Volta, CaliforniaThu, Sep 18, 4:10 AM PDT · 18645 days ago · 3 km deep · 40 km away
4. 2.35 km NE of Ridgemark, CaliforniaThu, Sep 18, 11:53 AM PDT · 18644 days ago · 10 km deep · 33 km away
5. 2.822 km SSE of Tres Pinos, CaliforniaThu, Sep 18, 12:56 PM PDT · 18644 days ago · 5 km deep · 58 km away
6. 1.515 km ENE of Gonzales, CaliforniaFri, Sep 19, 1:42 AM PDT · 18644 days ago · 6 km deep · 56 km away
7. 3.03 km ESE of Aromas, CaliforniaFri, Sep 19, 1:45 AM PDT · 18644 days ago · 7 km deep · 14 km away
8. 2.63 km ESE of Aromas, CaliforniaFri, Sep 19, 3:00 AM PDT · 18644 days ago · 7 km deep · 14 km away
9. 3.024 km ENE of Soledad, CaliforniaFri, Sep 19, 5:53 AM PDT · 18644 days ago · 7 km deep · 71 km away
10. 1.73 km ESE of Aromas, CaliforniaFri, Sep 19, 5:58 AM PDT · 18644 days ago · 6 km deep · 14 km away
11. 3.53 km ESE of Aromas, CaliforniaFri, Sep 19, 8:10 AM PDT · 18644 days ago · 7 km deep · 14 km away
12. 2.59 km NW of Hollister, CaliforniaFri, Sep 19, 9:32 AM PDT · 18643 days ago · 6 km deep · 18 km away
13. 3.925 km ENE of Soledad, CaliforniaFri, Sep 19, 5:51 PM PDT · 18643 days ago · 8 km deep · 71 km away
14. 2.723 km ENE of Soledad, CaliforniaFri, Sep 19, 5:56 PM PDT · 18643 days ago · 3 km deep · 74 km away
15. 2.29 km NW of Hollister, CaliforniaFri, Sep 19, 7:20 PM PDT · 18643 days ago · 5 km deep · 18 km away
16. 3.125 km NE of Greenfield, CaliforniaSat, Sep 20, 10:22 AM PDT · 18642 days ago · 8 km deep · 84 km away
17. 1.624 km NE of Soledad, CaliforniaSat, Sep 20, 10:56 PM PDT · 18642 days ago · 8 km deep · 66 km away
18. 2.53 km SSW of Hollister, CaliforniaSun, Sep 21, 3:39 AM PDT · 18642 days ago · 5 km deep · 28 km away
19. 2.511 km S of Tres Pinos, CaliforniaSun, Sep 21, 5:02 PM PDT · 18641 days ago · 4 km deep · 45 km away
20. 3.08 km ENE of Gilroy, CaliforniaMon, Sep 22, 8:57 AM PDT · 18640 days ago · 7 km deep · 15 km away
21. 2.623 km ENE of Soledad, CaliforniaMon, Sep 22, 1:23 PM PDT · 18640 days ago · 4 km deep · 75 km away
22. 2.816 km NE of East Foothills, CaliforniaMon, Sep 22, 4:04 PM PDT · 18640 days ago · 6 km deep · 55 km away
23. 3.39 km SE of Gilroy, CaliforniaMon, Sep 22, 5:12 PM PDT · 18640 days ago · 4 km deep · 15 km away
24. 1.525 km NE of Greenfield, CaliforniaTue, Sep 23, 2:36 AM PDT · 18640 days ago · 6 km deep · 83 km away
25. 3.021 km NE of Soledad, CaliforniaTue, Sep 23, 1:00 PM PDT · 18639 days ago · 5 km deep · 68 km away
26. 2.415 km E of Tres Pinos, CaliforniaTue, Sep 23, 5:19 PM PDT · 18639 days ago · 6 km deep · 52 km away
27. 2.98 km NE of San Juan Bautista, CaliforniaTue, Sep 23, 11:23 PM PDT · 18639 days ago · 6 km deep · 19 km away
28. 2.45 km SW of Gilroy, CaliforniaWed, Sep 24, 4:21 AM PDT · 18639 days ago · 3 km deep · 5 km away
29. 1.99 km S of Tres Pinos, CaliforniaWed, Sep 24, 11:49 AM PDT · 18638 days ago · 11 km deep · 45 km away
30. 1.521 km NE of East Foothills, CaliforniaWed, Sep 24, 3:27 PM PDT · 18638 days ago · 2 km deep · 56 km away
31. 2.523 km NE of Greenfield, CaliforniaWed, Sep 24, 7:14 PM PDT · 18638 days ago · 6 km deep · 79 km away
32. 1.85 km SSE of Tres Pinos, CaliforniaThu, Sep 25, 1:00 AM PDT · 18638 days ago · 3 km deep · 42 km away
33. 2.033 km SSW of South Dos Palos, CaliforniaThu, Sep 25, 6:43 AM PDT · 18638 days ago · 8 km deep · 79 km away
34. 2.917 km SSE of Tres Pinos, CaliforniaThu, Sep 25, 9:09 AM PDT · 18637 days ago · 4 km deep · 53 km away
35. 2.524 km NNE of King City, CaliforniaThu, Sep 25, 12:48 PM PDT · 18637 days ago · 5 km deep · 89 km away
36. 2.311 km E of San Martin, CaliforniaThu, Sep 25, 10:25 PM PDT · 18637 days ago · 6 km deep · 18 km away
37. 3.12 km SSW of San Juan Bautista, CaliforniaFri, Sep 26, 5:14 AM PDT · 18637 days ago · 6 km deep · 21 km away
38. 3.82 km S of San Juan Bautista, CaliforniaFri, Sep 26, 6:15 AM PDT · 18637 days ago · 5 km deep · 22 km away
39. 2.524 km NE of Greenfield, CaliforniaFri, Sep 26, 10:49 AM PDT · 18636 days ago · 5 km deep · 83 km away
40. 1.712 km SE of Tres Pinos, CaliforniaFri, Sep 26, 8:02 PM PDT · 18636 days ago · 6 km deep · 50 km away
41. 1.823 km NE of Soledad, CaliforniaFri, Sep 26, 11:18 PM PDT · 18636 days ago · 8 km deep · 66 km away
42. 2.515 km SSE of Tres Pinos, CaliforniaSat, Sep 27, 7:16 PM PDT · 18635 days ago · 7 km deep · 50 km away
43. 2.06 km NE of Ridgemark, CaliforniaSun, Sep 28, 4:33 AM PDT · 18635 days ago · 6 km deep · 33 km away
44. 2.621 km NE of Soledad, CaliforniaSun, Sep 28, 2:47 PM PDT · 18634 days ago · 6 km deep · 63 km away
45. 2.78 km SSW of Tres Pinos, CaliforniaSun, Sep 28, 8:26 PM PDT · 18634 days ago · 3 km deep · 40 km away
46. 2.48 km SSW of Tres Pinos, CaliforniaSun, Sep 28, 9:05 PM PDT · 18634 days ago · 3 km deep · 40 km away
47. 1.616 km NE of East Foothills, CaliforniaSun, Sep 28, 10:21 PM PDT · 18634 days ago · 6 km deep · 54 km away
48. 3.13 km S of San Juan Bautista, CaliforniaMon, Sep 29, 1:47 AM PDT · 18634 days ago · 5 km deep · 22 km away
49. 3.82 km S of San Juan Bautista, CaliforniaMon, Sep 29, 1:49 AM PDT · 18634 days ago · 6 km deep · 22 km away
50. 2.84 km SSW of Gilroy, CaliforniaMon, Sep 29, 3:20 AM PDT · 18634 days ago · 2 km deep · 6 km away
51. 1.816 km E of Tres Pinos, CaliforniaMon, Sep 29, 1:06 PM PDT · 18633 days ago · 0 km deep · 52 km away
52. 2.122 km ENE of Soledad, CaliforniaMon, Sep 29, 3:43 PM PDT · 18633 days ago · 4 km deep · 73 km away
53. 3.68 km SW of Ridgemark, CaliforniaMon, Sep 29, 8:05 PM PDT · 18633 days ago · 5 km deep · 35 km away
54. 2.39 km SW of Ridgemark, CaliforniaMon, Sep 29, 8:48 PM PDT · 18633 days ago · 6 km deep · 34 km away
55. 1.620 km NE of Soledad, CaliforniaTue, Sep 30, 2:53 AM PDT · 18633 days ago · 7 km deep · 65 km away
56. 2.37 km SSE of Gilroy, CaliforniaTue, Sep 30, 10:59 PM PDT · 18632 days ago · 5 km deep · 12 km away
57. 2.09 km SSW of Tres Pinos, CaliforniaWed, Oct 1, 12:03 AM PDT · 18632 days ago · 3 km deep · 41 km away
58. 2.122 km NE of Soledad, CaliforniaWed, Oct 1, 2:00 AM PDT · 18632 days ago · 7 km deep · 69 km away
59. 2.131 km NE of Soledad, CaliforniaThu, Oct 2, 2:00 AM PDT · 18631 days ago · 8 km deep · 71 km away
60. 1.822 km ENE of Soledad, CaliforniaThu, Oct 2, 2:46 AM PDT · 18631 days ago · 5 km deep · 73 km away

The first 60 of 185.

Before

1. 2.36 km WSW of Gilroy, CaliforniaWed, Sep 17, 6:02 PM PDT · 18645 days ago · 7 km deep · 2 km away
2. 2.822 km ENE of Soledad, CaliforniaWed, Sep 17, 4:32 PM PDT · 18645 days ago · 2 km deep · 70 km away
3. 2.38 km NE of Gilroy, CaliforniaWed, Sep 17, 1:07 PM PDT · 18645 days ago · 8 km deep · 15 km away
4. 3.924 km ENE of Greenfield, CaliforniaWed, Sep 17, 9:24 AM PDT · 18645 days ago · 5 km deep · 84 km away
5. 2.54 km WNW of Hollister, CaliforniaWed, Sep 17, 7:01 AM PDT · 18646 days ago · 7 km deep · 23 km away
6. 2.48 km NW of Hollister, CaliforniaWed, Sep 17, 7:01 AM PDT · 18646 days ago · 5 km deep · 19 km away
7. 3.127 km NE of Soledad, CaliforniaWed, Sep 17, 3:55 AM PDT · 18646 days ago · 8 km deep · 71 km away
8. 1.826 km NE of Soledad, CaliforniaWed, Sep 17, 3:18 AM PDT · 18646 days ago · 11 km deep · 66 km away
9. 1.69 km SSW of Tres Pinos, CaliforniaWed, Sep 17, 2:28 AM PDT · 18646 days ago · 3 km deep · 41 km away
10. 2.68 km WSW of San Martin, CaliforniaWed, Sep 17, 1:29 AM PDT · 18646 days ago · 3 km deep · 8 km away
11. 2.725 km NE of Soledad, CaliforniaTue, Sep 16, 5:51 PM PDT · 18646 days ago · 7 km deep · 66 km away
12. 2.79 km NNE of Morgan Hill, CaliforniaTue, Sep 16, 3:26 PM PDT · 18646 days ago · 4 km deep · 24 km away
13. 2.99 km SSW of Tres Pinos, CaliforniaTue, Sep 16, 10:55 AM PDT · 18646 days ago · 3 km deep · 42 km away
14. 1.618 km NE of East Foothills, CaliforniaMon, Sep 15, 8:54 PM PDT · 18647 days ago · 8 km deep · 55 km away
15. 2.422 km ENE of Soledad, CaliforniaMon, Sep 15, 3:32 PM PDT · 18647 days ago · 3 km deep · 70 km away
16. 2.322 km ENE of Soledad, CaliforniaMon, Sep 15, 3:11 PM PDT · 18647 days ago · 2 km deep · 71 km away
17. 1.82 km ENE of Diablo, CaliforniaMon, Sep 15, 10:41 AM PDT · 18647 days ago · 4 km deep · 98 km away
18. 2.5Northern CaliforniaMon, Sep 15, 7:26 AM PDT · 18648 days ago · 7 km deep · 15 km away
19. 3.43 km NE of Diablo, CaliforniaMon, Sep 15, 5:31 AM PDT · 18648 days ago · 5 km deep · 98 km away
20. 2.19 km NNE of San Juan Bautista, CaliforniaMon, Sep 15, 3:18 AM PDT · 18648 days ago · 2 km deep · 17 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1026439. Read Mon, Oct 5, 2026, 3:08 AM UTC.