M1.7 earthquake 30 km ENE of Soledad, California

Magnitude

1.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Mon, Oct 31, 1983, 6:15 AM PST

UTC

1983-10-31 14:15:24 UTC

Depth

7.5 km (4.7 mi), shallow

Epicenter

36.578° N, 121.039° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.8 km in depth

Magnitude uncertainty

±0.18

Depth from

From location

Station coverage gap

73°

Stations used

28

• Soledad, CaliforniaPopulation 25,003. Forecast31 kmENE
• Salinas, CaliforniaPopulation 157,380. Forecast56 kmE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast378 kmNW

After

1. 1.720 km S of Three Rocks, CaliforniaMon, Oct 31, 6:29 AM PST · 15676 days ago · 10 km deep · 66 km away
2. 1.826 km NW of Coalinga, CaliforniaMon, Oct 31, 7:39 AM PST · 15676 days ago · 3 km deep · 52 km away
3. 1.612 km ESE of Coalinga, CaliforniaTue, Nov 1, 5:43 PM PST · 15674 days ago · 7 km deep · 90 km away
4. 1.611 km N of Coalinga, CaliforniaWed, Nov 2, 7:27 PM PST · 15673 days ago · 9 km deep · 73 km away
5. 2.811 km N of Coalinga, CaliforniaFri, Nov 4, 3:30 AM PST · 15672 days ago · 9 km deep · 73 km away
6. 1.513 km N of Coalinga, CaliforniaFri, Nov 4, 5:15 AM PST · 15672 days ago · 9 km deep · 72 km away
7. 1.711 km WNW of Huron, CaliforniaFri, Nov 4, 5:44 AM PST · 15672 days ago · 3 km deep · 83 km away
8. 2.28 km N of Coalinga, CaliforniaFri, Nov 4, 5:53 AM PST · 15672 days ago · 10 km deep · 74 km away
9. 2.313 km N of Coalinga, CaliforniaFri, Nov 4, 5:57 AM PST · 15672 days ago · 12 km deep · 71 km away
10. 1.712 km E of Coalinga, CaliforniaFri, Nov 4, 9:40 AM PST · 15672 days ago · 6 km deep · 88 km away
11. 2.211 km N of Coalinga, CaliforniaFri, Nov 4, 1:49 PM PST · 15672 days ago · 8 km deep · 73 km away
12. 1.68 km NNW of Hollister, CaliforniaFri, Nov 4, 6:33 PM PST · 15671 days ago · 2 km deep · 52 km away
13. 2.016 km NNW of Coalinga, CaliforniaSat, Nov 5, 2:11 AM PST · 15671 days ago · 6 km deep · 64 km away
14. 1.611 km WSW of Huron, CaliforniaSat, Nov 5, 4:52 AM PST · 15671 days ago · 11 km deep · 88 km away
15. 2.813 km ESE of Coalinga, CaliforniaSat, Nov 5, 9:40 AM PST · 15671 days ago · 7 km deep · 90 km away
16. 1.79 km NW of Huron, CaliforniaSat, Nov 5, 12:53 PM PST · 15671 days ago · 6 km deep · 84 km away
17. 2.424 km NE of Greenfield, CaliforniaSat, Nov 5, 5:22 PM PST · 15670 days ago · 7 km deep · 11 km away
18. 1.711 km ENE of Coalinga, CaliforniaSat, Nov 5, 10:55 PM PST · 15670 days ago · 10 km deep · 82 km away
19. 1.65 km SSE of San Juan Bautista, CaliforniaSun, Nov 6, 4:32 AM PST · 15670 days ago · 5 km deep · 49 km away
20. 2.85 km SSE of San Juan Bautista, CaliforniaSun, Nov 6, 4:33 AM PST · 15670 days ago · 5 km deep · 49 km away
21. 1.716 km NNW of Coalinga, CaliforniaSun, Nov 6, 10:49 AM PST · 15670 days ago · 7 km deep · 64 km away
22. 1.722 km NNW of San Simeon, CaliforniaMon, Nov 7, 2:04 AM PST · 15669 days ago · 5 km deep · 87 km away
23. 1.913 km NE of Coalinga, CaliforniaMon, Nov 7, 11:46 AM PST · 15669 days ago · 5 km deep · 80 km away
24. 2.126 km NW of San Simeon, CaliforniaMon, Nov 7, 5:47 PM PST · 15668 days ago · 7 km deep · 92 km away
25. 1.98 km ENE of Coalinga, CaliforniaMon, Nov 7, 9:05 PM PST · 15668 days ago · 7 km deep · 81 km away
26. 1.723 km WSW of Three Rocks, CaliforniaTue, Nov 8, 3:51 AM PST · 15668 days ago · 12 km deep · 38 km away
27. 2.330 km WNW of San Simeon, CaliforniaTue, Nov 8, 9:03 AM PST · 15668 days ago · 2 km deep · 97 km away
28. 2.411 km E of Coalinga, CaliforniaTue, Nov 8, 9:36 AM PST · 15668 days ago · 5 km deep · 87 km away
29. 1.816 km NNW of Coalinga, CaliforniaTue, Nov 8, 1:53 PM PST · 15668 days ago · 7 km deep · 65 km away
30. 1.716 km NNW of Coalinga, CaliforniaTue, Nov 8, 3:03 PM PST · 15667 days ago · 6 km deep · 65 km away
31. 1.913 km NE of Coalinga, CaliforniaWed, Nov 9, 5:55 AM PST · 15667 days ago · 5 km deep · 79 km away
32. 1.612 km ESE of Coalinga, CaliforniaWed, Nov 9, 6:40 AM PST · 15667 days ago · 7 km deep · 89 km away
33. 1.96 km NNE of Interlaken, CaliforniaWed, Nov 9, 2:24 PM PST · 15667 days ago · 7 km deep · 76 km away
34. 1.817 km NNW of Coalinga, CaliforniaWed, Nov 9, 3:48 PM PST · 15666 days ago · 8 km deep · 63 km away
35. 1.721 km SSW of Three Rocks, CaliforniaWed, Nov 9, 11:15 PM PST · 15666 days ago · 9 km deep · 55 km away
36. 1.910 km ENE of Coalinga, CaliforniaWed, Nov 9, 11:31 PM PST · 15666 days ago · 10 km deep · 82 km away
37. 2.611 km NNW of Coalinga, CaliforniaThu, Nov 10, 2:24 AM PST · 15666 days ago · 11 km deep · 69 km away
38. 1.811 km ENE of Coalinga, CaliforniaThu, Nov 10, 7:37 AM PST · 15666 days ago · 5 km deep · 82 km away
39. 2.623 km NE of San Lucas, CaliforniaThu, Nov 10, 9:09 AM PST · 15666 days ago · 10 km deep · 36 km away
40. 2.014 km N of Coalinga, CaliforniaThu, Nov 10, 4:45 PM PST · 15665 days ago · 7 km deep · 70 km away
41. 2.29 km SSW of Tres Pinos, CaliforniaThu, Nov 10, 7:58 PM PST · 15665 days ago · 3 km deep · 31 km away
42. 1.818 km S of Cantua Creek, CaliforniaFri, Nov 11, 3:17 AM PST · 15665 days ago · 13 km deep · 71 km away
43. 1.925 km NW of San Simeon, CaliforniaFri, Nov 11, 10:01 AM PST · 15665 days ago · 5 km deep · 90 km away
44. 1.9Near the coast of Central CaliforniaFri, Nov 11, 5:01 PM PST · 15664 days ago · 0 km deep · 86 km away
45. 1.610 km NNW of Coalinga, CaliforniaFri, Nov 11, 6:48 PM PST · 15664 days ago · 6 km deep · 68 km away
46. 1.89 km NNW of Coalinga, CaliforniaFri, Nov 11, 8:00 PM PST · 15664 days ago · 7 km deep · 70 km away
47. 2.35 km SSE of San Juan Bautista, CaliforniaSat, Nov 12, 5:17 AM PST · 15664 days ago · 3 km deep · 48 km away
48. 1.611 km ENE of Coalinga, CaliforniaSat, Nov 12, 7:39 AM PST · 15664 days ago · 6 km deep · 84 km away
49. 1.66 km ENE of Corralitos, CaliforniaSat, Nov 12, 9:25 AM PST · 15664 days ago · 0 km deep · 80 km away
50. 2.75 km NNE of Ridgemark, CaliforniaSat, Nov 12, 2:50 PM PST · 15663 days ago · 7 km deep · 41 km away
51. 2.016 km NNW of Coalinga, CaliforniaSun, Nov 13, 12:54 AM PST · 15663 days ago · 5 km deep · 63 km away
52. 1.77 km NE of Coalinga, CaliforniaSun, Nov 13, 4:15 AM PST · 15663 days ago · 10 km deep · 79 km away
53. 1.918 km N of Coalinga, CaliforniaSun, Nov 13, 4:51 AM PST · 15663 days ago · 2 km deep · 71 km away
54. 1.64 km SW of Tres Pinos, CaliforniaSun, Nov 13, 5:37 AM PST · 15663 days ago · 5 km deep · 36 km away
55. 1.924 km NW of Parkfield, CaliforniaSun, Nov 13, 10:06 AM PST · 15663 days ago · 5 km deep · 68 km away
56. 1.715 km NNW of Coalinga, CaliforniaSun, Nov 13, 11:36 AM PST · 15663 days ago · 7 km deep · 64 km away
57. 2.88 km N of Coalinga, CaliforniaMon, Nov 14, 7:54 AM PST · 15662 days ago · 11 km deep · 72 km away
58. 2.2Central CaliforniaMon, Nov 14, 10:46 AM PST · 15662 days ago · 9 km deep · 57 km away
59. 1.613 km N of Coalinga, CaliforniaMon, Nov 14, 1:24 PM PST · 15662 days ago · 8 km deep · 72 km away
60. 2.124 km NE of Greenfield, CaliforniaMon, Nov 14, 3:40 PM PST · 15661 days ago · 5 km deep · 12 km away

The first 60 of 198.

Before

1. 1.619 km N of Coalinga, CaliforniaMon, Oct 31, 4:33 AM PST · 15676 days ago · 10 km deep · 66 km away
2. 2.57 km NNE of Coalinga, CaliforniaMon, Oct 31, 4:15 AM PST · 15676 days ago · 9 km deep · 77 km away
3. 2.38 km NNE of Coalinga, CaliforniaSun, Oct 30, 10:10 PM PST · 15676 days ago · 9 km deep · 77 km away
4. 1.66 km NNE of Coalinga, CaliforniaSun, Oct 30, 5:07 PM PST · 15676 days ago · 8 km deep · 77 km away
5. 1.529 km ENE of Soledad, CaliforniaSun, Oct 30, 3:19 AM PST · 15677 days ago · 8 km deep · 5 km away
6. 3.214 km NNW of Coalinga, CaliforniaSun, Oct 30, 1:13 AM PDT · 15677 days ago · 9 km deep · 67 km away
7. 2.521 km NE of Soledad, CaliforniaSat, Oct 29, 10:34 PM PDT · 15677 days ago · 5 km deep · 12 km away
8. 1.716 km NNW of Coalinga, CaliforniaSat, Oct 29, 4:50 PM PDT · 15677 days ago · 4 km deep · 63 km away
9. 2.412 km NE of Coalinga, CaliforniaSat, Oct 29, 2:07 PM PDT · 15678 days ago · 6 km deep · 81 km away
10. 1.913 km NNE of Coalinga, CaliforniaSat, Oct 29, 2:04 PM PDT · 15678 days ago · 7 km deep · 75 km away
11. 1.510 km N of Coalinga, CaliforniaFri, Oct 28, 9:27 PM PDT · 15678 days ago · 10 km deep · 72 km away
12. 1.78 km N of Hollister, CaliforniaFri, Oct 28, 1:04 PM PDT · 15679 days ago · 8 km deep · 51 km away
13. 1.910 km NNE of Coalinga, CaliforniaFri, Oct 28, 7:57 AM PDT · 15679 days ago · 7 km deep · 77 km away
14. 2.213 km S of Tres Pinos, CaliforniaFri, Oct 28, 1:25 AM PDT · 15679 days ago · 2 km deep · 25 km away
15. 1.614 km E of Seven Trees, CaliforniaThu, Oct 27, 11:41 PM PDT · 15679 days ago · 2 km deep · 98 km away
16. 1.625 km ENE of Greenfield, CaliforniaThu, Oct 27, 10:26 AM PDT · 15680 days ago · 2 km deep · 16 km away
17. 1.523 km NE of San Ardo, CaliforniaThu, Oct 27, 2:11 AM PDT · 15680 days ago · 3 km deep · 50 km away
18. 2.222 km NW of San Simeon, CaliforniaWed, Oct 26, 9:14 PM PDT · 15680 days ago · 9 km deep · 93 km away
19. 2.08 km SW of Ridgemark, CaliforniaWed, Oct 26, 9:02 PM PDT · 15680 days ago · 7 km deep · 39 km away
20. 3.110 km NNW of Coalinga, CaliforniaWed, Oct 26, 4:02 PM PDT · 15680 days ago · 7 km deep · 68 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1105974. Read Thu, Oct 1, 2026, 10:10 AM UTC.