M1.6 earthquake 21 km NE of Soledad, California

Magnitude

1.6 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Wed, May 9, 1984, 6:55 PM PDT

UTC

1984-05-10 01:55:16 UTC

Depth

6.3 km (3.9 mi), shallow

Epicenter

36.556° N, 121.152° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.16

Depth from

From location

Station coverage gap

67°

Stations used

17

• Soledad, CaliforniaPopulation 25,003. Forecast21 kmNE
• Salinas, CaliforniaPopulation 157,380. Forecast47 kmESE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast384 kmNW

After

1. 2.68 km ENE of Morgan Hill, CaliforniaWed, May 9, 8:07 PM PDT · 15484 days ago · 2 km deep · 76 km away
2. 1.57 km NE of San Martin, CaliforniaWed, May 9, 8:22 PM PDT · 15484 days ago · 3 km deep · 74 km away
3. 1.58 km NNE of San Martin, CaliforniaWed, May 9, 9:00 PM PDT · 15484 days ago · 4 km deep · 75 km away
4. 1.7Northern CaliforniaWed, May 9, 10:08 PM PDT · 15484 days ago · 2 km deep · 75 km away
5. 1.916 km N of Morgan Hill, CaliforniaWed, May 9, 11:13 PM PDT · 15484 days ago · 5 km deep · 92 km away
6. 1.916km NW of Huron, CAWed, May 9, 11:34 PM PDT · 15484 days ago · 5 km deep · 88 km away
7. 1.77 km NE of San Martin, CaliforniaThu, May 10, 12:21 AM PDT · 15484 days ago · 3 km deep · 74 km away
8. 1.99 km W of Huron, CaliforniaThu, May 10, 2:55 AM PDT · 15484 days ago · 8 km deep · 93 km away
9. 1.615 km E of Seven Trees, CaliforniaThu, May 10, 4:14 AM PDT · 15484 days ago · 5 km deep · 92 km away
10. 2.818 km N of Morgan Hill, CaliforniaThu, May 10, 4:30 AM PDT · 15484 days ago · 2 km deep · 92 km away
11. 2.721 km NE of Soledad, CaliforniaThu, May 10, 5:20 AM PDT · 15484 days ago · 8 km deep · 2 km away
12. 1.510 km SW of Huron, CaliforniaThu, May 10, 5:40 AM PDT · 15484 days ago · 8 km deep · 99 km away
13. 2.412 km NE of Coalinga, CaliforniaThu, May 10, 6:04 AM PDT · 15484 days ago · 11 km deep · 87 km away
14. 1.76 km NE of San Martin, CaliforniaThu, May 10, 6:27 AM PDT · 15484 days ago · 0 km deep · 73 km away
15. 1.612 km N of Morgan Hill, CaliforniaThu, May 10, 9:29 AM PDT · 15483 days ago · 5 km deep · 88 km away
16. 1.68 km NE of Morgan Hill, CaliforniaThu, May 10, 10:38 AM PDT · 15483 days ago · 3 km deep · 79 km away
17. 1.711 km ESE of Alum Rock, CaliforniaThu, May 10, 11:06 AM PDT · 15483 days ago · 0 km deep · 99 km away
18. 2.22 km W of Ridgemark, CaliforniaThu, May 10, 1:37 PM PDT · 15483 days ago · 7 km deep · 35 km away
19. 2.414 km N of Morgan Hill, CaliforniaThu, May 10, 5:25 PM PDT · 15483 days ago · 5 km deep · 89 km away
20. 1.811 km NNE of Morgan Hill, CaliforniaThu, May 10, 5:44 PM PDT · 15483 days ago · 6 km deep · 86 km away
21. 2.67 km ENE of Morgan Hill, CaliforniaThu, May 10, 8:08 PM PDT · 15483 days ago · 5 km deep · 76 km away
22. 1.87 km ENE of Morgan Hill, CaliforniaThu, May 10, 8:09 PM PDT · 15483 days ago · 4 km deep · 76 km away
23. 2.87 km ENE of Morgan Hill, CaliforniaThu, May 10, 9:31 PM PDT · 15483 days ago · 4 km deep · 76 km away
24. 1.815 km E of Seven Trees, CaliforniaFri, May 11, 7:57 AM PDT · 15483 days ago · 5 km deep · 92 km away
25. 1.714 km N of Morgan Hill, CaliforniaFri, May 11, 8:29 AM PDT · 15482 days ago · 5 km deep · 89 km away
26. 1.912 km ESE of East Foothills, CaliforniaFri, May 11, 8:34 AM PDT · 15482 days ago · 6 km deep · 99 km away
27. 2.36 km ENE of Coalinga, CaliforniaFri, May 11, 9:38 AM PDT · 15482 days ago · 6 km deep · 88 km away
28. 2.018 km ESE of East Foothills, CaliforniaFri, May 11, 10:45 AM PDT · 15482 days ago · 2 km deep · 95 km away
29. 2.214 km N of Coalinga, CaliforniaFri, May 11, 11:39 AM PDT · 15482 days ago · 10 km deep · 80 km away
30. 1.914 km E of Seven Trees, CaliforniaFri, May 11, 1:11 PM PDT · 15482 days ago · 2 km deep · 95 km away
31. 2.616 km N of Morgan Hill, CaliforniaFri, May 11, 4:26 PM PDT · 15482 days ago · 5 km deep · 92 km away
32. 1.717 km NW of Parkfield, CaliforniaFri, May 11, 9:08 PM PDT · 15482 days ago · 4 km deep · 80 km away
33. 1.59 km ENE of Morgan Hill, CaliforniaSat, May 12, 1:37 AM PDT · 15482 days ago · 5 km deep · 76 km away
34. 1.714 km E of Seven Trees, CaliforniaSat, May 12, 6:13 AM PDT · 15482 days ago · 8 km deep · 96 km away
35. 1.68 km ENE of Morgan Hill, CaliforniaSat, May 12, 11:28 AM PDT · 15481 days ago · 1 km deep · 78 km away
36. 2.27 km ENE of Morgan Hill, CaliforniaSat, May 12, 1:16 PM PDT · 15481 days ago · 1 km deep · 76 km away
37. 2.418 km ESE of East Foothills, CaliforniaSat, May 12, 2:48 PM PDT · 15481 days ago · 2 km deep · 95 km away
38. 1.615 km N of Morgan Hill, CaliforniaSat, May 12, 6:14 PM PDT · 15481 days ago · 5 km deep · 91 km away
39. 1.615 km E of Seven Trees, CaliforniaSat, May 12, 6:54 PM PDT · 15481 days ago · 8 km deep · 93 km away
40. 1.78 km NE of Morgan Hill, CaliforniaSun, May 13, 2:11 AM PDT · 15481 days ago · 2 km deep · 78 km away
41. 1.813 km ESE of East Foothills, CaliforniaSun, May 13, 6:25 AM PDT · 15481 days ago · 2 km deep · 100 km away
42. 1.915 km E of Seven Trees, CaliforniaSun, May 13, 8:17 AM PDT · 15480 days ago · 5 km deep · 92 km away
43. 1.718 km SSE of Tres Pinos, CaliforniaSun, May 13, 11:38 AM PDT · 15480 days ago · 10 km deep · 12 km away
44. 2.3Northern CaliforniaSun, May 13, 12:41 PM PDT · 15480 days ago · 6 km deep · 90 km away
45. 1.915 km N of Coalinga, CaliforniaSun, May 13, 2:36 PM PDT · 15480 days ago · 10 km deep · 77 km away
46. 2.38 km ENE of Morgan Hill, CaliforniaSun, May 13, 11:24 PM PDT · 15480 days ago · 2 km deep · 76 km away
47. 1.712 km ESE of East Foothills, CaliforniaSun, May 13, 11:34 PM PDT · 15480 days ago · 7 km deep · 98 km away
48. 1.69km ENE of Coalinga, CAMon, May 14, 5:50 AM PDT · 15480 days ago · 5 km deep · 91 km away
49. 1.79 km ENE of Morgan Hill, CaliforniaMon, May 14, 6:04 AM PDT · 15480 days ago · 2 km deep · 77 km away
50. 2.08 km ENE of Morgan Hill, CaliforniaMon, May 14, 7:17 AM PDT · 15480 days ago · 2 km deep · 77 km away
51. 2.28 km ENE of Morgan Hill, CaliforniaMon, May 14, 7:27 AM PDT · 15480 days ago · 3 km deep · 77 km away
52. 2.09 km ENE of Coalinga, CaliforniaMon, May 14, 8:43 AM PDT · 15479 days ago · 9 km deep · 90 km away
53. 2.116 km N of Coalinga, CaliforniaMon, May 14, 9:19 AM PDT · 15479 days ago · 7 km deep · 75 km away
54. 1.68 km ENE of Morgan Hill, CaliforniaMon, May 14, 12:39 PM PDT · 15479 days ago · 3 km deep · 76 km away
55. 2.212 km N of Morgan Hill, CaliforniaMon, May 14, 2:04 PM PDT · 15479 days ago · 5 km deep · 87 km away
56. 1.612 km NNE of Morgan Hill, CaliforniaMon, May 14, 2:04 PM PDT · 15479 days ago · 7 km deep · 87 km away
57. 2.110 km ENE of Coalinga, CaliforniaTue, May 15, 3:24 AM PDT · 15479 days ago · 11 km deep · 90 km away
58. 1.511 km ENE of Coalinga, CaliforniaTue, May 15, 3:25 AM PDT · 15479 days ago · 0 km deep · 93 km away
59. 2.411 km ENE of Coalinga, CaliforniaTue, May 15, 3:47 AM PDT · 15479 days ago · 10 km deep · 90 km away
60. 1.515 km ESE of East Foothills, CaliforniaTue, May 15, 5:20 AM PDT · 15479 days ago · 2 km deep · 97 km away

The first 60 of 197.

Before

1. 2.413 km N of Morgan Hill, CaliforniaWed, May 9, 6:10 PM PDT · 15484 days ago · 3 km deep · 88 km away
2. 2.78 km NE of Coalinga, CaliforniaWed, May 9, 2:59 PM PDT · 15484 days ago · 8 km deep · 88 km away
3. 2.38 km NE of San Martin, CaliforniaWed, May 9, 12:01 PM PDT · 15484 days ago · 8 km deep · 72 km away
4. 1.65 km NE of Day Valley, CaliforniaWed, May 9, 1:32 AM PDT · 15485 days ago · 5 km deep · 83 km away
5. 1.815 km N of Coalinga, CaliforniaWed, May 9, 12:50 AM PDT · 15485 days ago · 23 km deep · 76 km away
6. 2.15 km N of Morgan Hill, CaliforniaTue, May 8, 11:19 PM PDT · 15485 days ago · 5 km deep · 82 km away
7. 1.79 km ENE of Seven Trees, CaliforniaTue, May 8, 10:45 PM PDT · 15485 days ago · 2 km deep · 99 km away
8. 1.715 km N of Morgan Hill, CaliforniaTue, May 8, 7:59 PM PDT · 15485 days ago · 5 km deep · 91 km away
9. 2.08 km ENE of Coalinga, CaliforniaTue, May 8, 7:12 PM PDT · 15485 days ago · 10 km deep · 89 km away
10. 2.48 km ENE of Coalinga, CaliforniaTue, May 8, 7:11 PM PDT · 15485 days ago · 7 km deep · 88 km away
11. 1.57 km ENE of Coalinga, CaliforniaTue, May 8, 6:59 PM PDT · 15485 days ago · 8 km deep · 88 km away
12. 1.623 km NE of Soledad, CaliforniaTue, May 8, 6:37 PM PDT · 15485 days ago · 7 km deep · 2 km away
13. 2.16 km W of Three Rocks, CaliforniaTue, May 8, 4:28 PM PDT · 15485 days ago · 10 km deep · 61 km away
14. 1.89 km ENE of Coalinga, CaliforniaTue, May 8, 3:52 PM PDT · 15485 days ago · 5 km deep · 91 km away
15. 1.68 km ENE of Coalinga, CaliforniaTue, May 8, 3:50 PM PDT · 15485 days ago · 4 km deep · 91 km away
16. 1.67 km ENE of Coalinga, CaliforniaTue, May 8, 3:44 PM PDT · 15485 days ago · 9 km deep · 88 km away
17. 1.67 km NE of Coalinga, CaliforniaTue, May 8, 3:21 PM PDT · 15485 days ago · 11 km deep · 87 km away
18. 2.48 km ENE of Coalinga, CaliforniaTue, May 8, 3:16 PM PDT · 15485 days ago · 9 km deep · 90 km away
19. 1.77 km ENE of Coalinga, CaliforniaTue, May 8, 3:14 PM PDT · 15485 days ago · 9 km deep · 88 km away
20. 2.37 km NE of Coalinga, CaliforniaTue, May 8, 3:07 PM PDT · 15485 days ago · 7 km deep · 87 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc17982. Read Thu, Oct 1, 2026, 2:40 AM UTC.