M1.6 earthquake 12 km SSE of Parkfield, California

Magnitude

1.6 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Sun, Jul 19, 1981, 2:59 PM PDT

UTC

1981-07-19 21:59:42 UTC

Depth

9.0 km (5.6 mi), shallow

Epicenter

35.804° N, 120.355° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.2 km horizontally, 0.4 km in depth

Magnitude uncertainty

±0.03

Depth from

From location

Station coverage gap

96°

Stations used

20

• Shandon, CaliforniaPopulation 1,295. Forecast17 kmN
• Avenal, CaliforniaPopulation 13,301. Forecast30 kmSW
• Santa Maria, CaliforniaPopulation 105,093. Forecast95 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast274 kmNW

After

1. 1.822 km NE of San Ardo, CASun, Jul 19, 3:09 PM PDT · 16512 days ago · 1 km deep · 51 km away
2. 1.723 km NE of Greenfield, CaliforniaSun, Jul 19, 5:02 PM PDT · 16511 days ago · 5 km deep · 96 km away
3. 2.123 km NE of San Ardo, CaliforniaMon, Jul 20, 3:47 AM PDT · 16511 days ago · 7 km deep · 56 km away
4. 1.824 km NE of Greenfield, CaliforniaThu, Jul 23, 2:08 AM PDT · 16508 days ago · 7 km deep · 98 km away
5. 1.67km WSW of Shafter, CAFri, Jul 24, 11:53 AM PDT · 16507 days ago · 5 km deep · 99 km away
6. 1.525 km NW of San Simeon, CaliforniaFri, Jul 24, 4:16 PM PDT · 16506 days ago · 10 km deep · 93 km away
7. 1.522 km NE of San Lucas, CaliforniaSat, Jul 25, 4:59 AM PDT · 16506 days ago · 6 km deep · 68 km away
8. 1.611 km S of Oak Shores, CaliforniaMon, Jul 27, 3:42 PM PDT · 16504 days ago · 4 km deep · 60 km away
9. 1.613 km WNW of Oak Shores, CaliforniaThu, Jul 30, 8:43 PM PDT · 16500 days ago · 5 km deep · 68 km away
10. 2.438 km W of Three Rocks, CaliforniaThu, Jul 30, 9:05 PM PDT · 16500 days ago · 6 km deep · 92 km away
11. 2.938 km W of Three Rocks, CaliforniaThu, Jul 30, 9:26 PM PDT · 16500 days ago · 7 km deep · 92 km away
12. 1.738 km W of Three Rocks, CaliforniaFri, Jul 31, 2:58 AM PDT · 16500 days ago · 4 km deep · 92 km away
13. 1.938 km W of Three Rocks, CaliforniaFri, Jul 31, 6:57 PM PDT · 16499 days ago · 8 km deep · 93 km away
14. 1.738 km W of Three Rocks, CaliforniaFri, Jul 31, 7:01 PM PDT · 16499 days ago · 8 km deep · 92 km away
15. 1.838 km W of Three Rocks, CaliforniaFri, Jul 31, 7:06 PM PDT · 16499 days ago · 7 km deep · 93 km away
16. 1.638 km W of Three Rocks, CaliforniaFri, Jul 31, 7:07 PM PDT · 16499 days ago · 7 km deep · 92 km away
17. 1.638 km W of Three Rocks, CaliforniaFri, Jul 31, 7:10 PM PDT · 16499 days ago · 6 km deep · 93 km away
18. 1.637 km W of Three Rocks, CaliforniaFri, Jul 31, 7:34 PM PDT · 16499 days ago · 5 km deep · 93 km away
19. 2.338 km W of Three Rocks, CaliforniaFri, Jul 31, 11:21 PM PDT · 16499 days ago · 8 km deep · 92 km away
20. 1.820 km NW of Parkfield, CaliforniaSun, Aug 2, 5:24 PM PDT · 16497 days ago · 4 km deep · 33 km away
21. 2.038 km W of Three Rocks, CaliforniaMon, Aug 3, 2:58 AM PDT · 16497 days ago · 6 km deep · 92 km away
22. 2.324 km NE of Greenfield, CaliforniaMon, Aug 3, 11:20 PM PDT · 16496 days ago · 3 km deep · 97 km away
23. 1.738 km W of Three Rocks, CaliforniaTue, Aug 4, 3:36 AM PDT · 16496 days ago · 5 km deep · 93 km away
24. 1.638 km W of Three Rocks, CaliforniaTue, Aug 4, 5:24 AM PDT · 16496 days ago · 5 km deep · 92 km away
25. 2.737 km W of Three Rocks, CaliforniaWed, Aug 5, 1:41 AM PDT · 16495 days ago · 7 km deep · 92 km away
26. 2.038 km W of Three Rocks, CaliforniaWed, Aug 5, 2:10 AM PDT · 16495 days ago · 5 km deep · 92 km away
27. 1.638 km W of Three Rocks, CaliforniaWed, Aug 5, 12:13 PM PDT · 16495 days ago · 5 km deep · 93 km away
28. 1.838 km W of Three Rocks, CaliforniaWed, Aug 5, 2:44 PM PDT · 16495 days ago · 4 km deep · 92 km away
29. 1.838 km W of Three Rocks, CaliforniaWed, Aug 5, 2:47 PM PDT · 16495 days ago · 7 km deep · 92 km away
30. 2.338 km W of Three Rocks, CaliforniaWed, Aug 5, 10:51 PM PDT · 16494 days ago · 4 km deep · 93 km away
31. 1.738 km W of Three Rocks, CaliforniaThu, Aug 6, 3:52 AM PDT · 16494 days ago · 5 km deep · 93 km away
32. 2.637 km W of Three Rocks, CaliforniaThu, Aug 6, 2:35 PM PDT · 16494 days ago · 7 km deep · 92 km away
33. 1.5Central CaliforniaThu, Aug 6, 5:54 PM PDT · 16493 days ago · 4 km deep · 92 km away
34. 2.519 km NW of Parkfield, CaliforniaSat, Aug 8, 1:05 AM PDT · 16492 days ago · 5 km deep · 32 km away
35. 1.539 km W of Three Rocks, CaliforniaSat, Aug 8, 7:06 AM PDT · 16492 days ago · 11 km deep · 91 km away
36. 1.730 km WSW of Lockwood, CaliforniaSat, Aug 8, 9:54 AM PDT · 16492 days ago · 8 km deep · 96 km away
37. 1.829 km NW of San Simeon, CaliforniaSat, Aug 8, 4:04 PM PDT · 16492 days ago · 0 km deep · 94 km away
38. 1.538 km W of Three Rocks, CaliforniaSat, Aug 8, 11:38 PM PDT · 16491 days ago · 7 km deep · 92 km away
39. 1.710 km WNW of Avenal, CaliforniaWed, Aug 12, 9:59 AM PDT · 16488 days ago · 9 km deep · 29 km away
40. 2.810 km W of Huron, CaliforniaThu, Aug 13, 8:57 AM PDT · 16487 days ago · 9 km deep · 46 km away
41. 1.911 km W of Huron, CaliforniaThu, Aug 13, 9:20 AM PDT · 16487 days ago · 8 km deep · 46 km away
42. 2.411 km W of Huron, CaliforniaThu, Aug 13, 9:15 PM PDT · 16486 days ago · 8 km deep · 45 km away
43. 1.74 km SSE of Parkfield, CaliforniaSat, Aug 15, 8:09 AM PDT · 16485 days ago · 4 km deep · 8 km away
44. 1.726 km WSW of Three Rocks, CaliforniaSat, Aug 15, 11:40 AM PDT · 16485 days ago · 9 km deep · 78 km away
45. 2.99 km SSW of Avila Beach, CaliforniaMon, Aug 17, 9:51 AM PDT · 16483 days ago · 7 km deep · 87 km away
46. 1.824 km ENE of Soledad, CaliforniaWed, Aug 19, 9:33 AM PDT · 16481 days ago · 3 km deep · 100 km away
47. 1.727 km W of Coalinga, CaliforniaWed, Aug 19, 11:38 AM PDT · 16481 days ago · 6 km deep · 48 km away
48. 2.47km W of Delano, CAWed, Aug 19, 12:22 PM PDT · 16481 days ago · 5 km deep · 93 km away
49. 1.922 km NW of Parkfield, CaliforniaWed, Aug 19, 10:38 PM PDT · 16480 days ago · -1 km deep · 35 km away
50. 2.124 km ENE of San Ardo, CaliforniaSat, Aug 22, 6:26 AM PDT · 16478 days ago · 7 km deep · 43 km away
51. 1.5Near the coast of Central CaliforniaSun, Aug 23, 8:00 AM PDT · 16477 days ago · 15 km deep · 94 km away
52. 1.524 km NE of Greenfield, CaliforniaMon, Aug 24, 4:32 AM PDT · 16476 days ago · 5 km deep · 98 km away
53. 2.137 km W of Three Rocks, CaliforniaMon, Aug 24, 5:50 PM PDT · 16475 days ago · 5 km deep · 92 km away
54. 1.524 km NE of Greenfield, CaliforniaMon, Aug 24, 7:17 PM PDT · 16475 days ago · 2 km deep · 96 km away
55. 2.237 km W of Three Rocks, CaliforniaMon, Aug 24, 8:14 PM PDT · 16475 days ago · 5 km deep · 92 km away
56. 1.518 km NW of Parkfield, CaliforniaTue, Aug 25, 1:06 AM PDT · 16475 days ago · 4 km deep · 31 km away
57. 1.924 km NE of King City, CaliforniaSat, Aug 29, 2:40 AM PDT · 16471 days ago · 1 km deep · 84 km away
58. 2.424 km NE of Greenfield, CaliforniaMon, Aug 31, 5:23 AM PDT · 16469 days ago · 2 km deep · 99 km away
59. 2.535 km ENE of Soledad, CaliforniaFri, Sep 4, 7:56 AM PDT · 16465 days ago · 5 km deep · 99 km away
60. 1.710 km SW of Templeton, CaliforniaFri, Sep 4, 3:24 PM PDT · 16465 days ago · 7 km deep · 53 km away

The first 60 of 79.

Before

1. 2.023 km NNE of San Lucas, CaliforniaSat, Jul 18, 10:12 AM PDT · 16513 days ago · 7 km deep · 74 km away
2. 1.831 km WNW of Coalinga, CaliforniaSat, Jul 18, 12:46 AM PDT · 16513 days ago · 16 km deep · 60 km away
3. 1.67 km SSW of San Lucas, CaliforniaFri, Jul 17, 1:03 AM PDT · 16514 days ago · 10 km deep · 69 km away
4. 1.923 km NE of San Ardo, CaliforniaFri, Jul 17, 12:12 AM PDT · 16514 days ago · 7 km deep · 56 km away
5. 1.62 km ESE of San Ardo, CaliforniaThu, Jul 16, 3:26 PM PDT · 16515 days ago · 8 km deep · 52 km away
6. 1.732 km W of Lockwood, CaliforniaThu, Jul 16, 3:23 PM PDT · 16515 days ago · 4 km deep · 98 km away
7. 2.87 km WSW of San Ardo, CaliforniaThu, Jul 16, 5:25 AM PDT · 16515 days ago · 15 km deep · 60 km away
8. 1.612 km NNE of Cambria, CaliforniaWed, Jul 15, 7:12 AM PDT · 16516 days ago · 6 km deep · 62 km away
9. 2.414km NE of Parkfield, CAMon, Jul 13, 3:14 PM PDT · 16518 days ago · 5 km deep · 19 km away
10. 1.87 km WSW of San Ardo, CaliforniaMon, Jul 13, 2:07 PM PDT · 16518 days ago · 12 km deep · 60 km away
11. 1.624 km ENE of San Ardo, CaliforniaMon, Jul 13, 1:20 AM PDT · 16518 days ago · 7 km deep · 43 km away
12. 1.910 km NW of Parkfield, CaliforniaSun, Jul 12, 6:08 AM PDT · 16519 days ago · 8 km deep · 24 km away
13. 1.721 km W of Three Rocks, CaliforniaSat, Jul 11, 11:08 AM PDT · 16520 days ago · 5 km deep · 83 km away
14. 1.524 km NE of King City, CaliforniaFri, Jul 10, 1:21 PM PDT · 16521 days ago · 3 km deep · 83 km away
15. 1.95 km WNW of San Luis Obispo, CaliforniaWed, Jul 8, 6:10 AM PDT · 16523 days ago · 2 km deep · 65 km away
16. 1.623 km NW of Parkfield, CaliforniaWed, Jul 8, 6:03 AM PDT · 16523 days ago · 3 km deep · 36 km away
17. 1.724 km NE of Greenfield, CaliforniaWed, Jul 8, 12:56 AM PDT · 16523 days ago · 5 km deep · 95 km away
18. 1.623 km ENE of San Lucas, CaliforniaTue, Jul 7, 9:23 AM PDT · 16524 days ago · 4 km deep · 64 km away
19. 1.721 km NW of San Simeon, CaliforniaSat, Jul 4, 5:18 PM PDT · 16526 days ago · 8 km deep · 90 km away
20. 2.012 km ENE of Coalinga, CaliforniaSat, Jul 4, 12:42 AM PDT · 16527 days ago · 9 km deep · 45 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1065738. Read Sat, Oct 3, 2026, 10:37 AM UTC.