M1.5 earthquake 1 km S of Avenal, California

Magnitude

1.5 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Mon, Sep 29, 1986, 5:31 PM PDT

UTC

1986-09-30 00:31:11 UTC

Depth

9.9 km (6.2 mi), shallow

Epicenter

35.987° N, 120.125° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.8 km horizontally, 1.3 km in depth

Magnitude uncertainty

±0.18

Depth from

From location

Station coverage gap

195°, poorly surrounded by stations

Stations used

12

• Avenal, CaliforniaPopulation 13,301. Forecast2 kmS
• Visalia, CaliforniaPopulation 130,104. Forecast84 kmWSW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast275 kmNW

After

1. 1.818 km NNW of Coalinga, CaliforniaWed, Oct 1, 2:57 PM PDT · 14610 days ago · 9 km deep · 43 km away
2. 1.717 km NNW of Coalinga, CaliforniaThu, Oct 2, 1:55 AM PDT · 14610 days ago · 8 km deep · 43 km away
3. 2.627 km NE of Greenfield, CaliforniaThu, Oct 2, 5:28 AM PDT · 14610 days ago · 7 km deep · 96 km away
4. 1.829 km ESE of Santa Margarita, CaliforniaFri, Oct 3, 5:22 AM PDT · 14609 days ago · 9 km deep · 77 km away
5. 1.826 km NE of Greenfield, CaliforniaSat, Oct 4, 11:51 AM PDT · 14608 days ago · 7 km deep · 95 km away
6. 1.59 km NNE of Coalinga, CaliforniaSat, Oct 4, 5:44 PM PDT · 14607 days ago · 10 km deep · 32 km away
7. 2.023 km NE of San Lucas, CaliforniaSat, Oct 4, 6:44 PM PDT · 14607 days ago · 7 km deep · 69 km away
8. 2.324 km NE of King City, CaliforniaSat, Oct 4, 9:04 PM PDT · 14607 days ago · 1 km deep · 84 km away
9. 1.625 km ENE of Greenfield, CaliforniaSun, Oct 5, 9:44 AM PDT · 14607 days ago · 1 km deep · 94 km away
10. 1.54km SE of Delano, CASun, Oct 5, 3:34 PM PDT · 14606 days ago · 5 km deep · 86 km away
11. 1.515 km N of Coalinga, CaliforniaMon, Oct 6, 7:01 AM PDT · 14606 days ago · 9 km deep · 38 km away
12. 1.616 km S of Cantua Creek, CaliforniaMon, Oct 6, 7:38 AM PDT · 14606 days ago · 12 km deep · 45 km away
13. 1.610 km WNW of Paso Robles, CaliforniaWed, Oct 8, 8:23 PM PDT · 14603 days ago · 7 km deep · 72 km away
14. 1.713 km NW of Parkfield, CaliforniaFri, Oct 10, 12:13 AM PDT · 14602 days ago · 12 km deep · 36 km away
15. 2.129 km WSW of Three Rocks, CaliforniaSat, Oct 11, 10:56 AM PDT · 14601 days ago · 13 km deep · 66 km away
16. 1.624 km NE of Greenfield, CaliforniaSun, Oct 12, 6:30 AM PDT · 14600 days ago · 5 km deep · 98 km away
17. 2.524 km NE of Greenfield, CaliforniaSun, Oct 12, 1:13 PM PDT · 14600 days ago · 5 km deep · 98 km away
18. 2.224 km NE of Greenfield, CaliforniaSun, Oct 12, 3:05 PM PDT · 14599 days ago · 5 km deep · 98 km away
19. 1.712 km NNW of Coalinga, CaliforniaSun, Oct 12, 9:38 PM PDT · 14599 days ago · 7 km deep · 38 km away
20. 1.59 km ESE of Santa Margarita, CaliforniaMon, Oct 13, 1:42 AM PDT · 14599 days ago · 6 km deep · 78 km away
21. 1.524 km NE of Greenfield, CaliforniaMon, Oct 13, 4:39 PM PDT · 14598 days ago · 5 km deep · 98 km away
22. 2.724 km NE of Greenfield, CaliforniaTue, Oct 14, 1:14 AM PDT · 14598 days ago · 2 km deep · 99 km away
23. 1.627 km NE of San Ardo, CaliforniaWed, Oct 15, 11:27 PM PDT · 14596 days ago · 5 km deep · 55 km away
24. 1.53 km NW of Avenal, CaliforniaFri, Oct 17, 6:01 AM PDT · 14595 days ago · 13 km deep · 5 km away
25. 1.515 km NNW of Coalinga, CaliforniaFri, Oct 17, 8:20 AM PDT · 14595 days ago · 8 km deep · 41 km away
26. 2.126 km NE of Greenfield, CaliforniaFri, Oct 17, 11:59 PM PDT · 14594 days ago · 6 km deep · 98 km away
27. 1.95 km WNW of Tranquillity, CaliforniaSat, Oct 18, 3:45 AM PDT · 14594 days ago · 5 km deep · 77 km away
28. 2.1Central CaliforniaSat, Oct 18, 10:18 AM PDT · 14594 days ago · 7 km deep · 14 km away
29. 1.913 km NNW of Coalinga, CaliforniaTue, Oct 21, 4:53 PM PDT · 14590 days ago · 7 km deep · 39 km away
30. 2.522 km NE of San Ardo, CaliforniaWed, Oct 22, 5:16 AM PDT · 14590 days ago · 7 km deep · 58 km away
31. 2.825 km ENE of San Ardo, CaliforniaWed, Oct 22, 8:00 AM PDT · 14590 days ago · 4 km deep · 47 km away
32. 1.623 km ENE of San Lucas, CaliforniaWed, Oct 22, 8:23 AM PDT · 14590 days ago · 6 km deep · 67 km away
33. 1.9Central CaliforniaWed, Oct 22, 8:02 PM PDT · 14589 days ago · 14 km deep · 60 km away
34. 2.114 km N of Coalinga, CaliforniaThu, Oct 23, 9:45 AM PDT · 14589 days ago · 9 km deep · 38 km away
35. 2.419 km S of Three Rocks, CaliforniaThu, Oct 23, 9:50 AM PDT · 14589 days ago · 10 km deep · 44 km away
36. 1.519 km S of Three Rocks, CaliforniaThu, Oct 23, 10:19 AM PDT · 14589 days ago · 10 km deep · 44 km away
37. 2.120 km S of Three Rocks, CaliforniaThu, Oct 23, 2:28 PM PDT · 14589 days ago · 10 km deep · 44 km away
38. 1.96 km N of Coalinga, CaliforniaFri, Oct 24, 2:25 PM PDT · 14588 days ago · 8 km deep · 31 km away
39. 1.724 km NE of Greenfield, CaliforniaSat, Oct 25, 4:58 AM PDT · 14587 days ago · 6 km deep · 97 km away
40. 2.214 km WNW of Huron, CaliforniaSat, Oct 25, 12:19 PM PDT · 14587 days ago · 12 km deep · 31 km away
41. 1.98 km ENE of Coalinga, CaliforniaSun, Oct 26, 10:10 AM PST · 14586 days ago · 10 km deep · 24 km away
42. 1.96km SSE of Huron, CAMon, Oct 27, 4:13 AM PST · 14585 days ago · 5 km deep · 19 km away
43. 1.910 km SSW of Huron, CaliforniaMon, Oct 27, 4:14 AM PST · 14585 days ago · 7 km deep · 15 km away
44. 2.39 km NW of Kettleman City, CaliforniaSat, Nov 1, 6:19 PM PST · 14579 days ago · 8 km deep · 13 km away
45. 2.326 km NE of San Lucas, CaliforniaSun, Nov 2, 10:31 PM PST · 14578 days ago · 8 km deep · 71 km away
46. 1.815km WNW of Simmler, CAWed, Nov 5, 12:00 AM PST · 14576 days ago · 5 km deep · 63 km away
47. 1.911 km E of Coalinga, CaliforniaWed, Nov 5, 12:37 PM PST · 14576 days ago · 9 km deep · 18 km away
48. 2.04 km NNE of Cantua Creek, CaliforniaThu, Nov 6, 3:49 AM PST · 14575 days ago · 23 km deep · 63 km away
49. 1.711 km E of Coalinga, CaliforniaFri, Nov 7, 9:29 AM PST · 14574 days ago · 11 km deep · 20 km away
50. 2.125 km ENE of Greenfield, CaliforniaSat, Nov 8, 2:07 PM PST · 14572 days ago · 1 km deep · 94 km away
51. 1.511 km NNW of Coalinga, CaliforniaSun, Nov 9, 2:32 PM PST · 14571 days ago · 7 km deep · 37 km away
52. 2.221 km WNW of Coalinga, CaliforniaSun, Nov 9, 6:20 PM PST · 14571 days ago · 7 km deep · 47 km away
53. 1.76 km NE of Coalinga, CaliforniaMon, Nov 10, 3:20 PM PST · 14570 days ago · 9 km deep · 26 km away
54. 1.510 km NNE of Cayucos, CaliforniaTue, Nov 11, 12:05 AM PST · 14570 days ago · 7 km deep · 83 km away
55. 2.014 km N of Coalinga, CaliforniaTue, Nov 11, 9:23 AM PST · 14570 days ago · 8 km deep · 36 km away
56. 3.110 km SSW of Huron, CaliforniaWed, Nov 12, 2:07 PM PST · 14568 days ago · 8 km deep · 15 km away
57. 1.910 km SSW of Huron, CaliforniaWed, Nov 12, 2:14 PM PST · 14568 days ago · 8 km deep · 15 km away
58. 1.910 km SW of Huron, CaliforniaWed, Nov 12, 5:15 PM PST · 14568 days ago · 4 km deep · 16 km away
59. 1.726 km ENE of Greenfield, CaliforniaWed, Nov 12, 7:57 PM PST · 14568 days ago · 8 km deep · 93 km away
60. 1.63 km SE of San Ardo, CaliforniaWed, Nov 12, 8:38 PM PST · 14568 days ago · 9 km deep · 68 km away

The first 60 of 89.

Before

1. 1.5Central CaliforniaSat, Sep 27, 8:55 PM PDT · 14614 days ago · 14 km deep · 15 km away
2. 1.612 km ESE of Coalinga, CaliforniaSat, Sep 27, 8:24 PM PDT · 14614 days ago · 12 km deep · 15 km away
3. 2.023 km ENE of San Ardo, CaliforniaSat, Sep 27, 6:46 PM PDT · 14614 days ago · 6 km deep · 53 km away
4. 1.612 km N of Coalinga, CaliforniaSat, Sep 27, 1:55 PM PDT · 14615 days ago · 9 km deep · 36 km away
5. 1.623 km NE of King City, CaliforniaSat, Sep 27, 11:14 AM PDT · 14615 days ago · 6 km deep · 83 km away
6. 1.67 km NNE of Coalinga, CaliforniaSat, Sep 27, 6:01 AM PDT · 14615 days ago · 10 km deep · 30 km away
7. 1.815 km WNW of Three Rocks, CaliforniaFri, Sep 26, 6:53 PM PDT · 14615 days ago · 14 km deep · 73 km away
8. 2.014 km NE of Coalinga, CaliforniaFri, Sep 26, 12:16 PM PDT · 14616 days ago · 12 km deep · 31 km away
9. 1.68 km NE of San Simeon, CaliforniaThu, Sep 25, 8:54 AM PDT · 14617 days ago · -1 km deep · 96 km away
10. 2.412 km SSE of Huron, CaliforniaThu, Sep 25, 6:26 AM PDT · 14617 days ago · 4 km deep · 16 km away
11. 1.923 km NW of Parkfield, CaliforniaThu, Sep 25, 5:02 AM PDT · 14617 days ago · 4 km deep · 44 km away
12. 2.510 km NNW of Kettleman City, CaliforniaThu, Sep 25, 2:53 AM PDT · 14617 days ago · 14 km deep · 16 km away
13. 1.65 km SSW of Lake Nacimiento, CaliforniaTue, Sep 23, 4:51 PM PDT · 14618 days ago · 20 km deep · 78 km away
14. 1.624 km NE of Greenfield, CaliforniaTue, Sep 23, 11:00 AM PDT · 14619 days ago · 5 km deep · 98 km away
15. 2.77 km S of Whitley Gardens, CaliforniaMon, Sep 22, 12:11 PM PDT · 14620 days ago · 2 km deep · 56 km away
16. 1.813 km NNE of Coalinga, CaliforniaSun, Sep 21, 4:51 AM PDT · 14621 days ago · 9 km deep · 35 km away
17. 1.69 km NNW of Kettleman City, CaliforniaFri, Sep 19, 1:23 PM PDT · 14623 days ago · 15 km deep · 16 km away
18. 2.27 km NE of Avenal, CaliforniaFri, Sep 19, 12:19 AM PDT · 14623 days ago · 10 km deep · 8 km away
19. 3.2Central CaliforniaThu, Sep 18, 11:26 PM PDT · 14623 days ago · 9 km deep · 40 km away
20. 1.512 km E of Coalinga, CaliforniaWed, Sep 17, 1:37 PM PDT · 14625 days ago · 9 km deep · 18 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc84146. Read Fri, Oct 2, 2026, 9:05 AM UTC.