M1.9 earthquake 12 km NNW of Benton, California

Magnitude

1.9 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Fri, Oct 31, 1986, 3:25 AM PST

UTC

1986-10-31 11:25:28 UTC

Depth

1.3 km (0.8 mi), shallow

Epicenter

37.913° N, 118.547° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 1.4 km in depth

Magnitude uncertainty

±0.20

Depth from

From location

Station coverage gap

72°

Stations used

22

• Mammoth Lakes, CaliforniaPopulation 7,946. Forecast48 kmNE
• Gardnerville Ranchos, NevadaPopulation 11,312. Forecast150 kmSE
• Clovis, CaliforniaPopulation 104,180. Forecast158 kmNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast430 kmN

After

1. 2.221 km NNE of Mesa, CaliforniaFri, Oct 31, 4:45 AM PST · 14580 days ago · 4 km deep · 38 km away
2. 1.620 km ENE of Swall Meadows, CaliforniaFri, Oct 31, 4:56 AM PST · 14580 days ago · 3 km deep · 38 km away
3. 3.110 km SW of Big Pine, CaliforniaFri, Oct 31, 6:27 AM PST · 14580 days ago · 15 km deep · 93 km away
4. 1.77 km SE of Mammoth Lakes, CaliforniaFri, Oct 31, 6:35 AM PST · 14580 days ago · 3 km deep · 47 km away
5. 2.417 km NNW of Bridgeport, CaliforniaFri, Oct 31, 8:22 AM PST · 14580 days ago · 3 km deep · 86 km away
6. 2.216 km N of Dixon Lane-Meadow Creek, CaliforniaFri, Oct 31, 10:40 AM PST · 14580 days ago · 4 km deep · 43 km away
7. 2.820 km NNE of Mesa, CaliforniaFri, Oct 31, 4:19 PM PST · 14580 days ago · 4 km deep · 38 km away
8. 1.620 km NNE of Mesa, CaliforniaFri, Oct 31, 9:55 PM PST · 14580 days ago · 4 km deep · 38 km away
9. 1.815 km NE of Swall Meadows, CaliforniaSat, Nov 1, 7:45 AM PST · 14579 days ago · 2 km deep · 36 km away
10. 2.318 km NNW of Bridgeport, CaliforniaSat, Nov 1, 8:43 AM PST · 14579 days ago · 3 km deep · 86 km away
11. 2.018 km NNW of Bridgeport, CaliforniaSat, Nov 1, 9:25 AM PST · 14579 days ago · 3 km deep · 86 km away
12. 2.320 km NNE of Mesa, CaliforniaSat, Nov 1, 10:32 AM PST · 14579 days ago · 4 km deep · 39 km away
13. 2.418 km NNW of Bridgeport, CaliforniaSat, Nov 1, 3:12 PM PST · 14579 days ago · 3 km deep · 86 km away
14. 2.518 km NNW of Bridgeport, CaliforniaSat, Nov 1, 3:42 PM PST · 14579 days ago · 4 km deep · 86 km away
15. 1.918 km NNW of Bridgeport, CaliforniaSat, Nov 1, 4:00 PM PST · 14579 days ago · 3 km deep · 86 km away
16. 1.717 km ENE of Sunny Slopes, CaliforniaSat, Nov 1, 5:19 PM PST · 14579 days ago · 7 km deep · 34 km away
17. 1.78 km SE of Mammoth Lakes, CASun, Nov 2, 8:50 AM PST · 14578 days ago · 3 km deep · 47 km away
18. 1.614 km ENE of Swall Meadows, CaliforniaSun, Nov 2, 10:02 AM PST · 14578 days ago · 12 km deep · 39 km away
19. 2.514 km ENE of Swall Meadows, CaliforniaSun, Nov 2, 12:21 PM PST · 14578 days ago · 12 km deep · 39 km away
20. 3.114 km ENE of Swall Meadows, CaliforniaSun, Nov 2, 4:27 PM PST · 14578 days ago · 11 km deep · 39 km away
21. 2.217 km NNW of Bridgeport, CaliforniaSun, Nov 2, 7:51 PM PST · 14578 days ago · 5 km deep · 86 km away
22. 2.017 km NW of Benton, CaliforniaSun, Nov 2, 11:18 PM PST · 14577 days ago · 7 km deep · 5 km away
23. 2.418 km NNW of Bridgeport, CaliforniaSun, Nov 2, 11:36 PM PST · 14577 days ago · 2 km deep · 86 km away
24. 2.518 km NNW of Bridgeport, CaliforniaMon, Nov 3, 1:19 AM PST · 14577 days ago · 3 km deep · 86 km away
25. 2.311 km SW of Aspen Springs, CaliforniaMon, Nov 3, 4:09 AM PST · 14577 days ago · 7 km deep · 53 km away
26. 1.834 km SE of Dyer, NevadaMon, Nov 3, 4:15 AM PST · 14577 days ago · 1 km deep · 84 km away
27. 2.718 km NNW of Bridgeport, CaliforniaMon, Nov 3, 5:23 AM PST · 14577 days ago · 4 km deep · 86 km away
28. 2.517 km NNW of Bridgeport, CaliforniaMon, Nov 3, 11:52 AM PST · 14577 days ago · 4 km deep · 86 km away
29. 2.113 km N of Dixon Lane-Meadow Creek, CaliforniaMon, Nov 3, 3:59 PM PST · 14577 days ago · 7 km deep · 47 km away
30. 2.017 km ENE of Swall Meadows, CaliforniaMon, Nov 3, 7:24 PM PST · 14577 days ago · 7 km deep · 39 km away
31. 1.69 km NNE of Dixon Lane-Meadow Creek, CaliforniaMon, Nov 3, 8:54 PM PST · 14577 days ago · 4 km deep · 53 km away
32. 1.718 km ENE of Mono City, CaliforniaMon, Nov 3, 10:48 PM PST · 14576 days ago · -1 km deep · 42 km away
33. 1.719 km NNE of Mesa, CaliforniaTue, Nov 4, 2:02 AM PST · 14576 days ago · 4 km deep · 39 km away
34. 2.41 km E of Bishop, CaliforniaTue, Nov 4, 5:16 AM PST · 14576 days ago · 11 km deep · 63 km away
35. 1.818 km SE of Walker, CaliforniaTue, Nov 4, 12:53 PM PST · 14576 days ago · 3 km deep · 87 km away
36. 2.518 km NNW of Bridgeport, CaliforniaTue, Nov 4, 5:09 PM PST · 14576 days ago · 3 km deep · 86 km away
37. 1.714 km ENE of Mono City, CaliforniaTue, Nov 4, 7:55 PM PST · 14576 days ago · 2 km deep · 44 km away
38. 1.612 km NW of Benton, CaliforniaWed, Nov 5, 3:39 AM PST · 14575 days ago · 1 km deep · 1 km away
39. 1.712 km WSW of Aspen Springs, CaliforniaThu, Nov 6, 5:56 AM PST · 14574 days ago · 8 km deep · 53 km away
40. 2.018 km NNW of Bridgeport, CaliforniaThu, Nov 6, 6:27 AM PST · 14574 days ago · 5 km deep · 86 km away
41. 1.618 km N of Dixon Lane-Meadow Creek, CaliforniaThu, Nov 6, 9:12 AM PST · 14574 days ago · 3 km deep · 42 km away
42. 2.63 km ENE of Mammoth Lakes, CaliforniaThu, Nov 6, 10:34 AM PST · 14574 days ago · 2 km deep · 44 km away
43. 1.613 km NE of Mesa, CaliforniaThu, Nov 6, 11:23 AM PST · 14574 days ago · 5 km deep · 45 km away
44. 1.821 km ENE of Swall Meadows, CaliforniaThu, Nov 6, 12:33 PM PST · 14574 days ago · 6 km deep · 36 km away
45. 1.73 km S of Mammoth Lakes, CaliforniaFri, Nov 7, 4:10 AM PST · 14573 days ago · 5 km deep · 50 km away
46. 1.811 km NNE of Dixon Lane-Meadow Creek, CaliforniaFri, Nov 7, 2:14 PM PST · 14573 days ago · 5 km deep · 49 km away
47. 1.8California-Nevada border regionFri, Nov 7, 11:42 PM PST · 14572 days ago · 4 km deep · 51 km away
48. 1.626 km E of Mono City, CaliforniaSat, Nov 8, 2:11 AM PST · 14572 days ago · 14 km deep · 31 km away
49. 1.913 km SE of Mammoth Lakes, CASat, Nov 8, 2:14 AM PST · 14572 days ago · 5 km deep · 49 km away
50. 1.635 km NW of Benton, CaliforniaSat, Nov 8, 2:40 AM PST · 14572 days ago · 1 km deep · 23 km away
51. 2.013 km N of Dixon Lane-Meadow Creek, CaliforniaSat, Nov 8, 4:28 AM PST · 14572 days ago · 7 km deep · 46 km away
52. 1.818 km SE of Walker, CaliforniaSat, Nov 8, 1:53 PM PST · 14572 days ago · 5 km deep · 87 km away
53. 2.118 km SE of Walker, CaliforniaSat, Nov 8, 6:43 PM PST · 14572 days ago · 6 km deep · 87 km away
54. 1.810 km NNE of Dixon Lane-Meadow Creek, CaliforniaSun, Nov 9, 2:19 AM PST · 14571 days ago · 4 km deep · 52 km away
55. 2.517 km NNW of Bridgeport, CaliforniaSun, Nov 9, 6:42 AM PST · 14571 days ago · 5 km deep · 86 km away
56. 1.56 km ENE of Dixon Lane-Meadow Creek, CaliforniaSun, Nov 9, 6:48 AM PST · 14571 days ago · 4 km deep · 58 km away
57. 2.132 km NW of Benton, CaliforniaSun, Nov 9, 4:43 PM PST · 14571 days ago · 5 km deep · 20 km away
58. 2.18 km ESE of Mammoth Lakes, CaliforniaSun, Nov 9, 11:26 PM PST · 14570 days ago · 2 km deep · 44 km away
59. 2.78 km ESE of Mammoth Lakes, CaliforniaSun, Nov 9, 11:27 PM PST · 14570 days ago · 2 km deep · 44 km away
60. 1.78 km ESE of Mammoth Lakes, CaliforniaSun, Nov 9, 11:28 PM PST · 14570 days ago · 2 km deep · 44 km away

The first 60 of at least 201.

Before

1. 2.110 km NW of Mono City, CaliforniaThu, Oct 30, 10:42 PM PST · 14580 days ago · 4 km deep · 64 km away
2. 2.318 km NNW of Bridgeport, CaliforniaThu, Oct 30, 9:26 PM PST · 14581 days ago · 3 km deep · 86 km away
3. 1.97 km SE of Mammoth Lakes, CaliforniaThu, Oct 30, 8:53 PM PST · 14581 days ago · 3 km deep · 47 km away
4. 2.017 km NNW of Bridgeport, CaliforniaThu, Oct 30, 8:05 PM PST · 14581 days ago · 3 km deep · 86 km away
5. 4.619 km ESE of Walker, CaliforniaThu, Oct 30, 7:57 PM PST · 14581 days ago · 8 km deep · 88 km away
6. 2.031 km ENE of Lee Vining, CaliforniaThu, Oct 30, 4:21 PM PST · 14581 days ago · 9 km deep · 25 km away
7. 2.07 km SE of Mammoth Lakes, CaliforniaThu, Oct 30, 12:58 PM PST · 14581 days ago · 4 km deep · 47 km away
8. 1.621 km ENE of Swall Meadows, CaliforniaThu, Oct 30, 12:52 PM PST · 14581 days ago · 7 km deep · 35 km away
9. 2.012 km NNW of Benton, CaliforniaThu, Oct 30, 12:22 PM PST · 14581 days ago · 3 km deep · 1 km away
10. 2.08 km NNE of Mesa, CaliforniaThu, Oct 30, 5:43 AM PST · 14581 days ago · 0 km deep · 48 km away
11. 1.510 km NNE of Dixon Lane-Meadow Creek, CaliforniaThu, Oct 30, 12:29 AM PST · 14581 days ago · 5 km deep · 51 km away
12. 1.620 km NNE of Mesa, CaliforniaWed, Oct 29, 8:45 PM PST · 14582 days ago · 3 km deep · 40 km away
13. 2.510 km NW of Mono City, CaliforniaWed, Oct 29, 8:03 PM PST · 14582 days ago · 5 km deep · 64 km away
14. 3.610 km NW of Mono City, CaliforniaWed, Oct 29, 8:01 PM PST · 14582 days ago · 5 km deep · 64 km away
15. 2.11 km ENE of Bishop, CaliforniaWed, Oct 29, 7:11 AM PST · 14582 days ago · 10 km deep · 62 km away
16. 1.8California-Nevada border regionWed, Oct 29, 6:12 AM PST · 14582 days ago · 7 km deep · 53 km away
17. 2.220 km NNE of Mesa, CaliforniaWed, Oct 29, 1:32 AM PST · 14582 days ago · 4 km deep · 39 km away
18. 1.7California-Nevada border regionTue, Oct 28, 9:26 PM PST · 14583 days ago · 8 km deep · 43 km away
19. 2.410 km W of Aspen Springs, CaliforniaTue, Oct 28, 8:47 PM PST · 14583 days ago · 3 km deep · 46 km away
20. 1.612 km WNW of Aspen Springs, CaliforniaTue, Oct 28, 7:28 PM PST · 14583 days ago · 6 km deep · 45 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc86876. Read Thu, Oct 1, 2026, 6:04 PM UTC.