M1.7 earthquake 29 km SE of Big Sur, California

Magnitude

1.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Fri, Nov 23, 1990, 2:45 AM PST

UTC

1990-11-23 10:45:24 UTC

Depth

10.5 km (6.5 mi), shallow

Epicenter

36.091° N, 121.570° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 1.1 km in depth

Magnitude uncertainty

±0.22

Depth from

From location

Station coverage gap

172°

Stations used

22

• Big Sur, CaliforniaPopulation 1,000. Forecast29 kmSE
• Greenfield, CaliforniaPopulation 17,184. Forecast39 kmSW
• Salinas, CaliforniaPopulation 157,380. Forecast66 kmS
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast378 kmNW

After

1. 2.921 km NE of Soledad, CaliforniaFri, Nov 23, 2:58 AM PST · 13099 days ago · 5 km deep · 64 km away
2. 2.021 km NE of Soledad, CaliforniaFri, Nov 23, 3:17 AM PST · 13099 days ago · 5 km deep · 64 km away
3. 1.921 km NE of Soledad, CaliforniaFri, Nov 23, 4:16 AM PST · 13099 days ago · 5 km deep · 64 km away
4. 1.724 km ENE of Soledad, CaliforniaFri, Nov 23, 5:41 PM PST · 13098 days ago · 3 km deep · 64 km away
5. 1.713 km S of Tres Pinos, CaliforniaSat, Nov 24, 3:02 AM PST · 13098 days ago · 4 km deep · 69 km away
6. 1.625 km ENE of San Ardo, CaliforniaSat, Nov 24, 4:27 AM PST · 13098 days ago · 9 km deep · 82 km away
7. 2.224 km ENE of Soledad, CaliforniaSat, Nov 24, 9:42 AM PST · 13098 days ago · 3 km deep · 63 km away
8. 1.54 km WNW of San Juan Bautista, CaliforniaSun, Nov 25, 8:08 AM PST · 13097 days ago · 6 km deep · 85 km away
9. 1.626 km WSW of Lockwood, CaliforniaSun, Nov 25, 11:58 AM PST · 13097 days ago · 10 km deep · 31 km away
10. 1.822 km NW of Coalinga, CaliforniaSun, Nov 25, 1:25 PM PST · 13097 days ago · 12 km deep · 97 km away
11. 2.030 km WNW of Three Rocks, CaliforniaMon, Nov 26, 1:17 AM PST · 13096 days ago · 6 km deep · 98 km away
12. 2.533 km NW of San Simeon, CaliforniaTue, Nov 27, 3:25 AM PST · 13095 days ago · 7 km deep · 29 km away
13. 2.18 km NW of Parkfield, CaliforniaTue, Nov 27, 7:42 PM PST · 13094 days ago · 13 km deep · 98 km away
14. 1.524 km NE of Greenfield, CaliforniaWed, Nov 28, 10:34 AM PST · 13094 days ago · 6 km deep · 63 km away
15. 1.86 km SSW of Ridgemark, CaliforniaWed, Nov 28, 10:44 AM PST · 13094 days ago · 7 km deep · 76 km away
16. 2.09 km SSW of Tres Pinos, CaliforniaThu, Nov 29, 10:59 AM PST · 13093 days ago · 3 km deep · 72 km away
17. 1.716 km SE of Tres Pinos, CaliforniaThu, Nov 29, 2:56 PM PST · 13092 days ago · 6 km deep · 77 km away
18. 3.17 km NW of Parkfield, CaliforniaThu, Nov 29, 8:25 PM PST · 13092 days ago · 10 km deep · 98 km away
19. 1.97 km NW of Parkfield, CaliforniaThu, Nov 29, 8:28 PM PST · 13092 days ago · 10 km deep · 98 km away
20. 1.62 km WSW of Hollister, CaliforniaFri, Nov 30, 8:27 AM PST · 13092 days ago · 4 km deep · 85 km away
21. 2.58 km SSW of Tres Pinos, CaliforniaSat, Dec 1, 1:56 AM PST · 13091 days ago · 1 km deep · 72 km away
22. 2.014 km SSE of Tres Pinos, CaliforniaMon, Dec 3, 7:06 AM PST · 13089 days ago · 5 km deep · 68 km away
23. 2.225 km NNE of San Ardo, CaliforniaMon, Dec 3, 9:58 AM PST · 13089 days ago · 6 km deep · 75 km away
24. 1.94 km E of Interlaken, CaliforniaMon, Dec 3, 4:08 PM PST · 13088 days ago · 9 km deep · 96 km away
25. 2.021 km NE of Soledad, CaliforniaTue, Dec 4, 5:04 AM PST · 13088 days ago · 7 km deep · 64 km away
26. 1.89 km WNW of Parkfield, CaliforniaTue, Dec 4, 5:13 AM PST · 13088 days ago · 10 km deep · 96 km away
27. 1.78 km NW of Parkfield, CaliforniaTue, Dec 4, 5:32 AM PST · 13088 days ago · 10 km deep · 96 km away
28. 1.622 km ENE of Soledad, CaliforniaTue, Dec 4, 6:18 PM PST · 13087 days ago · 6 km deep · 63 km away
29. 2.916 km SSE of Tres Pinos, CaliforniaTue, Dec 4, 11:08 PM PST · 13087 days ago · 3 km deep · 68 km away
30. 1.521 km NE of Soledad, CaliforniaWed, Dec 5, 1:49 AM PST · 13087 days ago · 7 km deep · 65 km away
31. 1.924 km SE of Tres Pinos, CaliforniaWed, Dec 5, 11:15 PM PST · 13086 days ago · 7 km deep · 69 km away
32. 1.95 km NNE of Tres Pinos, CaliforniaThu, Dec 6, 12:41 AM PST · 13086 days ago · 5 km deep · 87 km away
33. 1.64 km E of Interlaken, CaliforniaThu, Dec 6, 12:57 PM PST · 13086 days ago · 11 km deep · 95 km away
34. 1.512 km S of Tres Pinos, CaliforniaFri, Dec 7, 11:00 AM PST · 13085 days ago · 2 km deep · 69 km away
35. 2.04 km WNW of San Juan Bautista, CaliforniaFri, Dec 7, 11:55 PM PST · 13084 days ago · 6 km deep · 86 km away
36. 1.625 km WSW of Lockwood, CaliforniaSat, Dec 8, 7:53 AM PST · 13084 days ago · 6 km deep · 29 km away
37. 1.914 km SSE of Tres Pinos, CaliforniaSun, Dec 9, 2:23 AM PST · 13083 days ago · 6 km deep · 68 km away
38. 2.424 km NE of Greenfield, CaliforniaSun, Dec 9, 6:31 AM PST · 13083 days ago · 2 km deep · 63 km away
39. 2.019 km NNW of San Simeon, CaliforniaSun, Dec 9, 11:59 PM PST · 13082 days ago · 7 km deep · 42 km away
40. 1.927 km SE of Tres Pinos, CaliforniaMon, Dec 10, 3:07 PM PST · 13081 days ago · 7 km deep · 73 km away
41. 2.021 km NE of Soledad, CaliforniaMon, Dec 10, 3:44 PM PST · 13081 days ago · 3 km deep · 65 km away
42. 2.030 km W of Three Rocks, CaliforniaTue, Dec 11, 8:24 PM PST · 13080 days ago · 8 km deep · 90 km away
43. 1.9Central CaliforniaWed, Dec 12, 1:41 AM PST · 13080 days ago · 4 km deep · 70 km away
44. 1.610 km S of Tres Pinos, CaliforniaWed, Dec 12, 2:09 AM PST · 13080 days ago · 4 km deep · 70 km away
45. 2.424 km NE of Greenfield, CaliforniaThu, Dec 13, 5:55 PM PST · 13078 days ago · 7 km deep · 63 km away
46. 1.63 km NNW of Aromas, CaliforniaFri, Dec 14, 1:59 PM PST · 13077 days ago · 8 km deep · 92 km away
47. 1.935 km W of Three Rocks, CaliforniaFri, Dec 14, 3:18 PM PST · 13077 days ago · 0 km deep · 86 km away
48. 1.921 km NNE of Soledad, CaliforniaSun, Dec 16, 12:09 PM PST · 13076 days ago · 8 km deep · 65 km away
49. 2.23 km WNW of San Juan Bautista, CaliforniaTue, Dec 18, 2:47 AM PST · 13074 days ago · 7 km deep · 85 km away
50. 1.824 km NE of Greenfield, CaliforniaTue, Dec 18, 10:49 PM PST · 13073 days ago · 5 km deep · 63 km away
51. 1.524 km NE of Greenfield, CaliforniaWed, Dec 19, 5:45 AM PST · 13073 days ago · 6 km deep · 63 km away
52. 2.84 km S of Oak Shores, CaliforniaWed, Dec 19, 8:25 AM PST · 13073 days ago · 5 km deep · 66 km away
53. 1.54 km WNW of Lake Nacimiento, CaliforniaWed, Dec 19, 8:48 AM PST · 13073 days ago · 11 km deep · 70 km away
54. 1.52 km WSW of San Juan Bautista, CaliforniaWed, Dec 19, 12:43 PM PST · 13073 days ago · 8 km deep · 83 km away
55. 1.71 km WSW of San Juan Bautista, CaliforniaWed, Dec 19, 2:06 PM PST · 13072 days ago · 4 km deep · 83 km away
56. 2.811 km S of Tres Pinos, CaliforniaWed, Dec 19, 8:21 PM PST · 13072 days ago · 4 km deep · 70 km away
57. 1.915 km SSE of Tres Pinos, CaliforniaWed, Dec 19, 8:51 PM PST · 13072 days ago · 5 km deep · 68 km away
58. 1.512 km S of Tres Pinos, CaliforniaWed, Dec 19, 10:57 PM PST · 13072 days ago · 2 km deep · 69 km away
59. 2.111 km S of Tres Pinos, CaliforniaThu, Dec 20, 8:24 AM PST · 13072 days ago · 4 km deep · 70 km away
60. 1.622 km NE of San Lucas, CaliforniaFri, Dec 21, 5:26 PM PST · 13070 days ago · 7 km deep · 69 km away

The first 60 of 116.

Before

1. 2.523 km NE of King City, CaliforniaThu, Nov 22, 11:52 PM PST · 13099 days ago · 6 km deep · 63 km away
2. 2.215 km NW of Parkfield, CaliforniaThu, Nov 22, 11:26 PM PST · 13099 days ago · 4 km deep · 91 km away
3. 2.524 km ENE of Soledad, CaliforniaThu, Nov 22, 10:54 PM PST · 13099 days ago · 3 km deep · 63 km away
4. 2.15 km SSE of San Juan Bautista, CaliforniaThu, Nov 22, 12:03 PM PST · 13100 days ago · 5 km deep · 79 km away
5. 2.015 km NW of Parkfield, CaliforniaThu, Nov 22, 3:56 AM PST · 13100 days ago · 4 km deep · 91 km away
6. 1.621 km NE of Soledad, CaliforniaWed, Nov 21, 10:50 AM PST · 13101 days ago · 7 km deep · 64 km away
7. 1.99 km SSW of Tres Pinos, CaliforniaWed, Nov 21, 8:41 AM PST · 13101 days ago · 3 km deep · 71 km away
8. 2.8Central CaliforniaTue, Nov 20, 12:57 PM PST · 13102 days ago · 3 km deep · 72 km away
9. 1.95 km S of Gilroy, CaliforniaTue, Nov 20, 4:48 AM PST · 13102 days ago · 4 km deep · 96 km away
10. 1.521 km NE of Soledad, CaliforniaTue, Nov 20, 3:36 AM PST · 13102 days ago · 6 km deep · 64 km away
11. 2.122 km NE of Soledad, CaliforniaMon, Nov 19, 7:46 PM PST · 13102 days ago · 4 km deep · 65 km away
12. 1.87 km SE of San Juan Bautista, CaliforniaMon, Nov 19, 7:12 PM PST · 13102 days ago · 4 km deep · 78 km away
13. 1.54 km WNW of Gonzales, CaliforniaMon, Nov 19, 12:21 PM PST · 13103 days ago · 11 km deep · 49 km away
14. 1.623 km NNE of San Lucas, CaliforniaMon, Nov 19, 11:45 AM PST · 13103 days ago · 6 km deep · 66 km away
15. 1.64 km E of Interlaken, CaliforniaSun, Nov 18, 11:12 PM PST · 13103 days ago · 11 km deep · 95 km away
16. 1.522 km ENE of San Ardo, CaliforniaSun, Nov 18, 10:27 PM PST · 13103 days ago · 2 km deep · 80 km away
17. 2.85 km SSE of San Juan Bautista, CaliforniaSat, Nov 17, 2:12 PM PST · 13104 days ago · 5 km deep · 79 km away
18. 1.724 km NE of King City, CaliforniaFri, Nov 16, 11:05 PM PST · 13105 days ago · 1 km deep · 64 km away
19. 2.323 km ENE of San Lucas, CaliforniaFri, Nov 16, 8:26 PM PST · 13105 days ago · 5 km deep · 72 km away
20. 2.124 km WSW of Coalinga, CaliforniaFri, Nov 16, 5:07 PM PST · 13105 days ago · 6 km deep · 85 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc200713. Read Sun, Oct 4, 2026, 9:12 AM UTC.