M1.7 earthquake 27 km ENE of Soledad, California

Magnitude

1.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, Oct 27, 1977, 11:17 AM PDT

UTC

1977-10-27 18:17:07 UTC

Depth

8.6 km (5.4 mi), shallow

Epicenter

36.558° N, 121.072° 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

±0.11

Depth from

From location

Station coverage gap

84°

Stations used

18

• Soledad, CaliforniaPopulation 25,003. Forecast27 kmENE
• Salinas, CaliforniaPopulation 157,380. Forecast54 kmESE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast379 kmNW

After

1. 2.218 km E of Tres Pinos, CaliforniaThu, Oct 27, 6:19 PM PDT · 17870 days ago · 0 km deep · 24 km away
2. 3.321 km NE of Soledad, CaliforniaFri, Oct 28, 4:00 AM PDT · 17870 days ago · 5 km deep · 10 km away
3. 2.414 km SSE of Tres Pinos, CaliforniaFri, Oct 28, 7:51 AM PDT · 17870 days ago · 4 km deep · 22 km away
4. 1.614 km SSE of Tres Pinos, CaliforniaFri, Oct 28, 7:52 AM PDT · 17870 days ago · 3 km deep · 22 km away
5. 1.912 km S of Tres Pinos, CaliforniaFri, Oct 28, 7:53 AM PDT · 17870 days ago · 3 km deep · 25 km away
6. 1.73 km SE of San Ardo, CaliforniaFri, Oct 28, 10:04 AM PDT · 17869 days ago · 13 km deep · 65 km away
7. 2.19 km S of Tres Pinos, CaliforniaFri, Oct 28, 6:29 PM PDT · 17869 days ago · 2 km deep · 29 km away
8. 1.82 km WSW of San Juan Bautista, CaliforniaSat, Oct 29, 4:16 AM PDT · 17869 days ago · 3 km deep · 54 km away
9. 1.719 km SSE of Tres Pinos, CaliforniaSat, Oct 29, 4:45 PM PDT · 17868 days ago · 10 km deep · 17 km away
10. 1.622 km NE of San Lucas, CaliforniaSun, Oct 30, 12:29 AM PDT · 17868 days ago · 5 km deep · 34 km away
11. 2.215 km SSE of Tres Pinos, CaliforniaSun, Oct 30, 4:54 AM PST · 17868 days ago · 3 km deep · 21 km away
12. 2.123 km ENE of Soledad, CaliforniaSun, Oct 30, 12:26 PM PST · 17867 days ago · 3 km deep · 7 km away
13. 2.521 km NW of Parkfield, CaliforniaSun, Oct 30, 3:15 PM PST · 17867 days ago · 4 km deep · 72 km away
14. 2.321 km NE of Soledad, CaliforniaSun, Oct 30, 7:03 PM PST · 17867 days ago · 2 km deep · 6 km away
15. 1.917 km N of San Simeon, CaliforniaMon, Oct 31, 4:38 AM PST · 17867 days ago · 11 km deep · 85 km away
16. 1.923 km ENE of Soledad, CaliforniaMon, Oct 31, 8:23 AM PST · 17867 days ago · 5 km deep · 7 km away
17. 1.625 km ENE of Greenfield, CaliforniaTue, Nov 1, 7:57 AM PST · 17866 days ago · 5 km deep · 18 km away
18. 1.518 km NW of Parkfield, CaliforniaTue, Nov 1, 1:29 PM PST · 17865 days ago · 3 km deep · 75 km away
19. 1.724 km ENE of Soledad, CaliforniaTue, Nov 1, 3:34 PM PST · 17865 days ago · 4 km deep · 7 km away
20. 2.67 km NNE of Interlaken, CaliforniaTue, Nov 1, 6:49 PM PST · 17865 days ago · 9 km deep · 77 km away
21. 1.623 km NE of Greenfield, CaliforniaWed, Nov 2, 7:51 AM PST · 17865 days ago · 5 km deep · 11 km away
22. 2.410 km S of Tres Pinos, CaliforniaWed, Nov 2, 12:24 PM PST · 17864 days ago · 5 km deep · 29 km away
23. 2.122 km NW of Coalinga, CaliforniaWed, Nov 2, 3:29 PM PST · 17864 days ago · 8 km deep · 57 km away
24. 3.317 km SW of Lockwood, CaliforniaWed, Nov 2, 4:21 PM PST · 17864 days ago · 11 km deep · 81 km away
25. 1.524 km NW of Parkfield, CaliforniaThu, Nov 3, 3:56 AM PST · 17864 days ago · 4 km deep · 69 km away
26. 1.912 km N of Morgan Hill, CaliforniaThu, Nov 3, 5:12 AM PST · 17864 days ago · 4 km deep · 91 km away
27. 2.924 km ENE of Greenfield, CaliforniaThu, Nov 3, 8:53 AM PST · 17863 days ago · 7 km deep · 15 km away
28. 1.626 km ENE of Greenfield, CaliforniaThu, Nov 3, 8:55 AM PST · 17863 days ago · 7 km deep · 17 km away
29. 3.025 km ENE of Greenfield, CaliforniaThu, Nov 3, 9:08 AM PST · 17863 days ago · 7 km deep · 15 km away
30. 2.025 km ENE of Greenfield, CaliforniaThu, Nov 3, 9:39 AM PST · 17863 days ago · 6 km deep · 16 km away
31. 1.825 km ENE of Greenfield, CaliforniaThu, Nov 3, 2:35 PM PST · 17863 days ago · 7 km deep · 16 km away
32. 1.825 km ENE of Greenfield, CaliforniaThu, Nov 3, 2:39 PM PST · 17863 days ago · 6 km deep · 16 km away
33. 1.625 km ENE of Greenfield, CaliforniaThu, Nov 3, 3:09 PM PST · 17863 days ago · 6 km deep · 16 km away
34. 1.99 km NW of Hollister, CaliforniaThu, Nov 3, 10:27 PM PST · 17863 days ago · 7 km deep · 53 km away
35. 2.425 km ENE of Greenfield, CaliforniaThu, Nov 3, 11:43 PM PST · 17863 days ago · 7 km deep · 16 km away
36. 1.523 km ENE of Soledad, CaliforniaFri, Nov 4, 12:17 AM PST · 17863 days ago · 5 km deep · 6 km away
37. 2.232 km WSW of Three Rocks, CaliforniaFri, Nov 4, 3:44 AM PST · 17863 days ago · 11 km deep · 40 km away
38. 2.622 km NE of Soledad, CaliforniaFri, Nov 4, 3:53 AM PST · 17863 days ago · 6 km deep · 10 km away
39. 1.521 km NE of Soledad, CaliforniaFri, Nov 4, 3:54 AM PST · 17863 days ago · 6 km deep · 10 km away
40. 3.322 km NE of Soledad, CaliforniaFri, Nov 4, 7:05 AM PST · 17863 days ago · 6 km deep · 11 km away
41. 3.421 km NE of Soledad, CaliforniaFri, Nov 4, 7:12 AM PST · 17863 days ago · 6 km deep · 11 km away
42. 3.418 km NNE of Soledad, CaliforniaFri, Nov 4, 7:13 AM PST · 17863 days ago · 7 km deep · 13 km away
43. 1.921 km NE of Soledad, CaliforniaFri, Nov 4, 7:26 AM PST · 17863 days ago · 6 km deep · 11 km away
44. 1.621 km NE of Soledad, CaliforniaFri, Nov 4, 7:34 AM PST · 17863 days ago · 6 km deep · 9 km away
45. 1.621 km NE of Soledad, CaliforniaFri, Nov 4, 8:15 AM PST · 17863 days ago · 6 km deep · 11 km away
46. 2.421 km NE of Soledad, CaliforniaFri, Nov 4, 11:38 AM PST · 17862 days ago · 6 km deep · 9 km away
47. 3.221 km NE of Soledad, CaliforniaFri, Nov 4, 1:34 PM PST · 17862 days ago · 7 km deep · 11 km away
48. 2.021 km NE of Soledad, CaliforniaFri, Nov 4, 1:47 PM PST · 17862 days ago · 5 km deep · 9 km away
49. 2.522 km NE of Soledad, CaliforniaFri, Nov 4, 1:55 PM PST · 17862 days ago · 6 km deep · 11 km away
50. 1.821 km NE of Soledad, CaliforniaFri, Nov 4, 1:59 PM PST · 17862 days ago · 6 km deep · 9 km away
51. 2.321 km NE of Soledad, CaliforniaFri, Nov 4, 2:00 PM PST · 17862 days ago · 5 km deep · 9 km away
52. 1.521 km NE of Soledad, CaliforniaFri, Nov 4, 3:12 PM PST · 17862 days ago · 6 km deep · 9 km away
53. 2.025 km ENE of Greenfield, CaliforniaFri, Nov 4, 6:09 PM PST · 17862 days ago · 6 km deep · 16 km away
54. 2.221 km NE of Soledad, CaliforniaFri, Nov 4, 11:04 PM PST · 17862 days ago · 3 km deep · 8 km away
55. 1.721 km NE of Soledad, CaliforniaSat, Nov 5, 12:39 AM PST · 17862 days ago · 5 km deep · 9 km away
56. 2.021 km NE of Soledad, CaliforniaSat, Nov 5, 1:03 AM PST · 17862 days ago · 6 km deep · 9 km away
57. 2.14 km SSE of San Juan Bautista, CaliforniaSat, Nov 5, 1:35 AM PST · 17862 days ago · 6 km deep · 49 km away
58. 2.59 km NW of Hollister, CaliforniaSat, Nov 5, 5:23 AM PST · 17862 days ago · 7 km deep · 53 km away
59. 1.625 km ENE of Greenfield, CaliforniaSun, Nov 6, 2:48 AM PST · 17861 days ago · 6 km deep · 15 km away
60. 2.022 km NNE of Soledad, CaliforniaSun, Nov 6, 4:05 AM PST · 17861 days ago · 2 km deep · 13 km away

The first 60 of 186.

Before

1. 2.16 km SSE of San Juan Bautista, CaliforniaWed, Oct 26, 8:08 AM PDT · 17872 days ago · 8 km deep · 47 km away
2. 1.715 km E of Seven Trees, CaliforniaTue, Oct 25, 7:50 PM PDT · 17872 days ago · 3 km deep · 97 km away
3. 1.914 km E of Seven Trees, CaliforniaTue, Oct 25, 7:41 PM PDT · 17872 days ago · 3 km deep · 97 km away
4. 2.88 km NW of Hollister, CaliforniaTue, Oct 25, 5:49 PM PDT · 17872 days ago · 8 km deep · 53 km away
5. 3.115 km SSE of Tres Pinos, CaliforniaMon, Oct 24, 12:08 PM PDT · 17873 days ago · 3 km deep · 21 km away
6. 2.115 km SSE of Tres Pinos, CaliforniaMon, Oct 24, 11:33 AM PDT · 17873 days ago · 3 km deep · 21 km away
7. 2.03 km WNW of San Ardo, CaliforniaSun, Oct 23, 8:10 AM PDT · 17875 days ago · 11 km deep · 59 km away
8. 1.66 km ENE of Coalinga, CaliforniaFri, Oct 21, 11:59 PM PDT · 17876 days ago · 12 km deep · 83 km away
9. 1.629 km WNW of Coalinga, CaliforniaFri, Oct 21, 5:38 PM PDT · 17876 days ago · 9 km deep · 52 km away
10. 1.624 km NE of Greenfield, CaliforniaFri, Oct 21, 11:05 AM PDT · 17876 days ago · 6 km deep · 10 km away
11. 1.616 km NW of Parkfield, CaliforniaFri, Oct 21, 7:26 AM PDT · 17877 days ago · 3 km deep · 77 km away
12. 1.816 km NW of Parkfield, CaliforniaFri, Oct 21, 6:29 AM PDT · 17877 days ago · 4 km deep · 77 km away
13. 2.015 km N of Morgan Hill, CaliforniaFri, Oct 21, 3:51 AM PDT · 17877 days ago · 7 km deep · 94 km away
14. 1.623 km ENE of King City, CaliforniaFri, Oct 21, 3:14 AM PDT · 17877 days ago · 8 km deep · 31 km away
15. 1.716 km NNE of Morgan Hill, CaliforniaThu, Oct 20, 7:27 PM PDT · 17877 days ago · 7 km deep · 92 km away
16. 2.125 km NE of Greenfield, CaliforniaThu, Oct 20, 6:36 PM PDT · 17877 days ago · 1 km deep · 11 km away
17. 2.424 km ENE of Soledad, CaliforniaThu, Oct 20, 6:03 AM PDT · 17878 days ago · 3 km deep · 7 km away
18. 1.839 km SSW of South Dos Palos, CaliforniaWed, Oct 19, 9:08 AM PDT · 17879 days ago · 3 km deep · 20 km away
19. 2.122 km NE of Soledad, CaliforniaWed, Oct 19, 3:42 AM PDT · 17879 days ago · 3 km deep · 10 km away
20. 2.422 km NNE of Soledad, CaliforniaTue, Oct 18, 3:27 AM PDT · 17880 days ago · 8 km deep · 13 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1037439. Read Thu, Oct 1, 2026, 3:57 AM UTC.