M3.9 earthquake 16 km NNE of Firebaugh, California

Magnitude

3.9 (Md, duration), minor

Magnitude from

Northern California Seismic System

Local time

Fri, Jun 27, 1975, 3:21 AM PDT

UTC

1975-06-27 10:21:22 UTC

Depth

2.3 km (1.5 mi), shallow

Epicenter

37.000° N, 120.413° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.1 km horizontally, 1.9 km in depth

Magnitude uncertainty

±0.10

Depth from

From location

Station coverage gap

219°, poorly surrounded by stations

Stations used

18

• Firebaugh, CaliforniaPopulation 8,330. Forecast16 kmNNE
• Chowchilla, CaliforniaPopulation 18,510. Forecast19 kmSW
• Fresno, CaliforniaPopulation 542,107. Forecast64 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast382 kmNNW

After

1. 2.923 km ENE of Soledad, CaliforniaFri, Jun 27, 3:42 AM PDT · 18725 days ago · 1 km deep · 81 km away
2. 2.38 km ENE of Gilroy, CaliforniaFri, Jun 27, 5:00 AM PDT · 18725 days ago · 6 km deep · 95 km away
3. 2.823 km NE of San Lucas, CaliforniaFri, Jun 27, 6:36 AM PDT · 18725 days ago · 10 km deep · 88 km away
4. 2.89 km NW of Hollister, CaliforniaFri, Jun 27, 7:18 AM PDT · 18725 days ago · 5 km deep · 95 km away
5. 2.623 km NE of King City, CaliforniaFri, Jun 27, 12:33 PM PDT · 18725 days ago · 1 km deep · 85 km away
6. 2.925 km ENE of Soledad, CaliforniaFri, Jun 27, 9:07 PM PDT · 18725 days ago · 10 km deep · 79 km away
7. 2.99 km NE of San Juan Bautista, CaliforniaSat, Jun 28, 2:26 AM PDT · 18724 days ago · 4 km deep · 95 km away
8. 2.39 km NE of San Juan Bautista, CaliforniaSat, Jun 28, 2:59 AM PDT · 18724 days ago · 4 km deep · 95 km away
9. 2.223 km NE of Greenfield, CaliforniaSat, Jun 28, 7:06 AM PDT · 18724 days ago · 5 km deep · 82 km away
10. 2.723 km NE of Greenfield, CaliforniaSat, Jun 28, 1:09 PM PDT · 18724 days ago · 4 km deep · 82 km away
11. 2.526 km ENE of Greenfield, CaliforniaSat, Jun 28, 1:24 PM PDT · 18724 days ago · 0 km deep · 80 km away
12. 2.526 km NE of Soledad, CaliforniaSat, Jun 28, 2:13 PM PDT · 18724 days ago · 8 km deep · 77 km away
13. 2.219 km SSE of Tres Pinos, CaliforniaSun, Jun 29, 9:22 AM PDT · 18723 days ago · 5 km deep · 85 km away
14. 2.3Central CaliforniaSun, Jun 29, 11:17 AM PDT · 18723 days ago · 7 km deep · 84 km away
15. 2.826 km NE of Soledad, CaliforniaSun, Jun 29, 5:23 PM PDT · 18723 days ago · 6 km deep · 77 km away
16. 2.525 km NE of Soledad, CaliforniaSun, Jun 29, 8:36 PM PDT · 18723 days ago · 8 km deep · 78 km away
17. 2.622 km W of Volta, CaliforniaMon, Jun 30, 12:48 AM PDT · 18723 days ago · 3 km deep · 69 km away
18. 1.78 km ENE of San Martin, CaliforniaMon, Jun 30, 1:38 AM PDT · 18723 days ago · 7 km deep · 99 km away
19. 2.021 km NE of Soledad, CaliforniaMon, Jun 30, 6:18 AM PDT · 18722 days ago · 7 km deep · 83 km away
20. 3.221 km NE of Soledad, CaliforniaMon, Jun 30, 9:15 PM PDT · 18722 days ago · 6 km deep · 83 km away
21. 3.324 km NE of Greenfield, CaliforniaTue, Jul 1, 8:44 AM PDT · 18721 days ago · 5 km deep · 82 km away
22. 3.024 km NE of Soledad, CaliforniaWed, Jul 2, 3:46 AM PDT · 18720 days ago · 6 km deep · 79 km away
23. 2.021 km ESE of Tres Pinos, CaliforniaWed, Jul 2, 4:17 AM PDT · 18720 days ago · 4 km deep · 71 km away
24. 2.419 km SSE of Tres Pinos, CaliforniaWed, Jul 2, 6:48 AM PDT · 18720 days ago · 6 km deep · 85 km away
25. 2.87 km NNE of San Juan Bautista, CaliforniaFri, Jul 4, 3:03 AM PDT · 18718 days ago · 6 km deep · 96 km away
26. 2.124 km NE of Greenfield, CaliforniaFri, Jul 4, 4:47 AM PDT · 18718 days ago · 5 km deep · 82 km away
27. 3.531 km ENE of Soledad, CaliforniaFri, Jul 4, 12:32 PM PDT · 18718 days ago · 10 km deep · 73 km away
28. 3.316 km E of Tres Pinos, CaliforniaFri, Jul 4, 12:59 PM PDT · 18718 days ago · 6 km deep · 68 km away
29. 3.131 km ENE of Soledad, CaliforniaFri, Jul 4, 1:54 PM PDT · 18718 days ago · 9 km deep · 72 km away
30. 2.530 km ENE of Soledad, CaliforniaSat, Jul 5, 5:34 AM PDT · 18717 days ago · 8 km deep · 73 km away
31. 2.522 km NE of San Lucas, CaliforniaSun, Jul 6, 6:00 AM PDT · 18716 days ago · 6 km deep · 89 km away
32. 2.623 km ENE of Soledad, CaliforniaSun, Jul 6, 6:43 AM PDT · 18716 days ago · 0 km deep · 82 km away
33. 2.51 km ENE of Diablo Grande, CaliforniaSun, Jul 6, 7:38 AM PDT · 18716 days ago · 5 km deep · 88 km away
34. 2.822 km NE of San Lucas, CaliforniaSun, Jul 6, 1:06 PM PDT · 18716 days ago · 5 km deep · 89 km away
35. 2.49 km NW of Hollister, CaliforniaMon, Jul 7, 1:44 AM PDT · 18716 days ago · 7 km deep · 94 km away
36. 2.131 km ENE of Soledad, CaliforniaMon, Jul 7, 8:10 AM PDT · 18715 days ago · 8 km deep · 72 km away
37. 2.28 km ENE of San Martin, CaliforniaTue, Jul 8, 6:35 PM PDT · 18714 days ago · 7 km deep · 99 km away
38. 2.122 km ENE of Soledad, CaliforniaWed, Jul 9, 2:07 AM PDT · 18713 days ago · 4 km deep · 81 km away
39. 2.326 km NE of King City, CaliforniaWed, Jul 9, 3:03 AM PDT · 18713 days ago · 8 km deep · 82 km away
40. 2.57 km NE of San Juan Bautista, CaliforniaWed, Jul 9, 9:04 PM PDT · 18713 days ago · 4 km deep · 96 km away
41. 2.823 km SSE of Tres Pinos, CaliforniaThu, Jul 10, 8:09 AM PDT · 18712 days ago · 6 km deep · 80 km away
42. 1.812 km S of Tres Pinos, CaliforniaSat, Jul 12, 1:46 AM PDT · 18711 days ago · 3 km deep · 87 km away
43. 2.39 km NNW of Hollister, CaliforniaSat, Jul 12, 8:27 AM PDT · 18710 days ago · 6 km deep · 93 km away
44. 2.017 km SSE of Tres Pinos, CaliforniaSat, Jul 12, 9:47 AM PDT · 18710 days ago · 5 km deep · 85 km away
45. 2.211 km SE of Gilroy, CaliforniaSat, Jul 12, 11:12 AM PDT · 18710 days ago · 5 km deep · 95 km away
46. 2.421 km NE of Soledad, CaliforniaSun, Jul 13, 1:12 AM PDT · 18710 days ago · 3 km deep · 83 km away
47. 2.422 km ENE of Soledad, CaliforniaSun, Jul 13, 5:05 AM PDT · 18709 days ago · 1 km deep · 81 km away
48. 2.25 km NE of Ridgemark, CaliforniaSun, Jul 13, 5:08 AM PDT · 18709 days ago · 6 km deep · 83 km away
49. 1.89 km NNW of Hollister, CaliforniaSun, Jul 13, 5:11 AM PDT · 18709 days ago · 6 km deep · 93 km away
50. 2.221 km NE of Soledad, CaliforniaSun, Jul 13, 2:15 PM PDT · 18709 days ago · 5 km deep · 82 km away
51. 2.129 km NE of San Lucas, CaliforniaMon, Jul 14, 4:40 AM PDT · 18708 days ago · 12 km deep · 85 km away
52. 2.018 km SSE of Tres Pinos, CaliforniaMon, Jul 14, 8:47 AM PDT · 18708 days ago · 10 km deep · 85 km away
53. 2.124 km NNE of King City, CaliforniaMon, Jul 14, 11:35 AM PDT · 18708 days ago · 6 km deep · 84 km away
54. 2.222 km ENE of San Lucas, CaliforniaTue, Jul 15, 6:25 AM PDT · 18707 days ago · 4 km deep · 92 km away
55. 2.722 km ENE of San Lucas, CaliforniaTue, Jul 15, 12:37 PM PDT · 18707 days ago · 5 km deep · 91 km away
56. 2.423 km NE of Soledad, CaliforniaTue, Jul 15, 3:22 PM PDT · 18707 days ago · 9 km deep · 80 km away
57. 3.023 km NE of King City, CaliforniaTue, Jul 15, 4:03 PM PDT · 18707 days ago · 5 km deep · 86 km away
58. 1.99 km SW of Ridgemark, CaliforniaWed, Jul 16, 9:35 AM PDT · 18706 days ago · 8 km deep · 96 km away
59. 2.224 km NE of Greenfield, CaliforniaWed, Jul 16, 2:23 PM PDT · 18706 days ago · 0 km deep · 82 km away
60. 4.18 km NW of Hollister, CaliforniaWed, Jul 16, 2:35 PM PDT · 18706 days ago · 8 km deep · 94 km away

The first 60 of at least 199.

Before

1. 2.923 km ENE of Soledad, CaliforniaFri, Jun 27, 3:17 AM PDT · 18725 days ago · 2 km deep · 81 km away
2. 2.523 km ENE of Soledad, CaliforniaFri, Jun 27, 3:16 AM PDT · 18725 days ago · 1 km deep · 81 km away
3. 2.922 km NNE of Soledad, CaliforniaThu, Jun 26, 10:06 PM PDT · 18726 days ago · 2 km deep · 83 km away
4. 2.69 km NW of Hollister, CaliforniaThu, Jun 26, 4:15 PM PDT · 18726 days ago · 7 km deep · 95 km away
5. 2.39 km ESE of Gilroy, CaliforniaThu, Jun 26, 10:14 AM PDT · 18726 days ago · 6 km deep · 94 km away
6. 2.623 km ENE of Soledad, CaliforniaThu, Jun 26, 12:28 AM PDT · 18727 days ago · 1 km deep · 80 km away
7. 2.210 km NNW of Hollister, CaliforniaWed, Jun 25, 2:27 PM PDT · 18727 days ago · 5 km deep · 94 km away
8. 2.022 km NNE of Soledad, CaliforniaWed, Jun 25, 11:46 AM PDT · 18727 days ago · 2 km deep · 83 km away
9. 3.923 km ENE of Soledad, CaliforniaWed, Jun 25, 11:26 AM PDT · 18727 days ago · 4 km deep · 80 km away
10. 2.58 km ENE of San Martin, CaliforniaWed, Jun 25, 7:53 AM PDT · 18727 days ago · 7 km deep · 99 km away
11. 2.421 km NE of Soledad, CaliforniaTue, Jun 24, 11:37 PM PDT · 18728 days ago · 6 km deep · 83 km away
12. 2.17 km ENE of San Martin, CaliforniaTue, Jun 24, 3:23 PM PDT · 18728 days ago · 6 km deep · 100 km away
13. 2.35 km NNE of Hollister, CaliforniaMon, Jun 23, 9:18 AM PDT · 18729 days ago · 7 km deep · 86 km away
14. 2.332 km ENE of Soledad, CaliforniaMon, Jun 23, 3:50 AM PDT · 18729 days ago · 3 km deep · 72 km away
15. 2.78 km NW of Hollister, CaliforniaSun, Jun 22, 12:41 PM PDT · 18730 days ago · 4 km deep · 95 km away
16. 3.321 km NE of Soledad, CaliforniaSun, Jun 22, 10:23 AM PDT · 18730 days ago · 2 km deep · 82 km away
17. 2.326 km NE of Greenfield, CaliforniaSun, Jun 22, 7:03 AM PDT · 18730 days ago · 6 km deep · 79 km away
18. 2.323 km NE of San Lucas, CaliforniaSat, Jun 21, 11:37 PM PDT · 18731 days ago · 9 km deep · 89 km away
19. 2.4Northern CaliforniaFri, Jun 20, 8:25 PM PDT · 18732 days ago · 0 km deep · 57 km away
20. 2.8Central CaliforniaFri, Jun 20, 8:09 AM PDT · 18732 days ago · 9 km deep · 81 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1024540. Read Fri, Oct 2, 2026, 8:33 PM UTC.