M2.1 earthquake 2 km ENE of Mono City, California

Magnitude

2.1 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, Oct 25, 1990, 10:14 AM PDT

UTC

1990-10-25 17:14:15 UTC

Depth

11.7 km (7.3 mi), shallow

Epicenter

38.045° N, 119.120° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.5 km in depth

Magnitude uncertainty

±0.15

Depth from

From location

Station coverage gap

199°, poorly surrounded by stations

Stations used

33

• Bridgeport, CaliforniaPopulation 575. Forecast25 kmSSE
• Gardnerville Ranchos, NevadaPopulation 11,312. Forecast108 kmSSE
• Clovis, CaliforniaPopulation 104,180. Forecast145 kmNNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast451 kmN

After

1. 3.90 km NE of Mono City, CaliforniaThu, Oct 25, 2:11 PM PDT · 13128 days ago · 10 km deep · 2 km away
2. 1.9California-Nevada border regionThu, Oct 25, 8:09 PM PDT · 13128 days ago · 9 km deep · 1 km away
3. 1.90 km SE of Mono City, CaliforniaThu, Oct 25, 8:15 PM PDT · 13128 days ago · 8 km deep · 2 km away
4. 2.21 km ENE of Mono City, CaliforniaFri, Oct 26, 12:56 AM PDT · 13128 days ago · 9 km deep · 1 km away
5. 2.011 km E of Mammoth Lakes, CaliforniaFri, Oct 26, 1:26 AM PDT · 13128 days ago · 3 km deep · 50 km away
6. 3.118 km SE of Walker, CaliforniaFri, Oct 26, 4:02 AM PDT · 13128 days ago · 6 km deep · 44 km away
7. 3.61 km ENE of Mono City, CaliforniaFri, Oct 26, 4:57 AM PDT · 13128 days ago · 9 km deep · 1 km away
8. 1.61 km ENE of Mono City, CaliforniaFri, Oct 26, 5:57 AM PDT · 13128 days ago · 8 km deep · 1 km away
9. 1.611 km E of Mammoth Lakes, CaliforniaFri, Oct 26, 6:26 AM PDT · 13128 days ago · 3 km deep · 50 km away
10. 1.61 km ESE of Mono City, CaliforniaFri, Oct 26, 12:19 PM PDT · 13127 days ago · 10 km deep · 1 km away
11. 1.715 km NE of Mesa, CaliforniaFri, Oct 26, 12:35 PM PDT · 13127 days ago · 7 km deep · 83 km away
12. 2.82 km NNE of Mono City, CaliforniaFri, Oct 26, 12:42 PM PDT · 13127 days ago · 11 km deep · 2 km away
13. 1.86 km NNW of Mono City, CaliforniaFri, Oct 26, 3:04 PM PDT · 13127 days ago · 8 km deep · 8 km away
14. 1.53 km E of Mammoth Lakes, CaliforniaFri, Oct 26, 5:03 PM PDT · 13127 days ago · 5 km deep · 47 km away
15. 1.92 km ENE of Mono City, CaliforniaFri, Oct 26, 9:54 PM PDT · 13127 days ago · 9 km deep · 1 km away
16. 2.01 km NE of Mono City, CaliforniaFri, Oct 26, 10:29 PM PDT · 13127 days ago · 10 km deep · 1 km away
17. 1.81 km SE of Mono City, CaliforniaSat, Oct 27, 10:07 AM PDT · 13126 days ago · 9 km deep · 2 km away
18. 1.914 km WSW of Aspen Springs, CaliforniaSat, Oct 27, 1:14 PM PDT · 13126 days ago · 3 km deep · 63 km away
19. 2.514 km NW of Bridgeport, CaliforniaSat, Oct 27, 1:46 PM PDT · 13126 days ago · 2 km deep · 40 km away
20. 2.50 km SSE of Mono City, CaliforniaSat, Oct 27, 10:46 PM PDT · 13126 days ago · 8 km deep · 2 km away
21. 1.82 km NE of Mono City, CaliforniaSun, Oct 28, 1:34 AM PST · 13126 days ago · 11 km deep · 2 km away
22. 2.40 km S of Mono City, CaliforniaSun, Oct 28, 6:54 AM PST · 13125 days ago · 9 km deep · 2 km away
23. 1.60 km ESE of Mono City, CaliforniaSun, Oct 28, 4:12 PM PST · 13125 days ago · 9 km deep · 2 km away
24. 2.34 km SSW of Topaz Lake, NevadaMon, Oct 29, 3:10 AM PST · 13125 days ago · 1 km deep · 79 km away
25. 1.810 km WNW of Aspen Springs, CaliforniaTue, Oct 30, 4:54 AM PST · 13124 days ago · 4 km deep · 56 km away
26. 1.53 km WNW of Round Valley, CaliforniaTue, Oct 30, 4:54 PM PST · 13123 days ago · 10 km deep · 81 km away
27. 2.80 km E of Mono City, CaliforniaWed, Oct 31, 4:58 AM PST · 13123 days ago · 9 km deep · 1 km away
28. 2.61 km SSW of Mono City, CaliforniaWed, Oct 31, 5:00 AM PST · 13123 days ago · 7 km deep · 3 km away
29. 2.430 km E of Mono City, CaliforniaWed, Oct 31, 11:01 AM PST · 13122 days ago · 4 km deep · 28 km away
30. 2.310 km ESE of Mammoth Lakes, CaliforniaWed, Oct 31, 12:29 PM PST · 13122 days ago · 5 km deep · 52 km away
31. 2.42 km WSW of Mesa, CaliforniaWed, Oct 31, 4:11 PM PST · 13122 days ago · 11 km deep · 86 km away
32. 1.62 km NNE of Mono City, CaliforniaWed, Oct 31, 8:09 PM PST · 13122 days ago · 12 km deep · 2 km away
33. 1.90 km ESE of Mono City, CaliforniaWed, Oct 31, 10:23 PM PST · 13122 days ago · 10 km deep · 2 km away
34. 3.45 km SW of Topaz Lake, NevadaThu, Nov 1, 7:33 AM PST · 13121 days ago · -2 km deep · 79 km away
35. 2.91 km SW of Topaz Lake, NevadaThu, Nov 1, 9:59 AM PST · 13121 days ago · -1 km deep · 80 km away
36. 3.00 km NE of Mono City, CaliforniaThu, Nov 1, 12:14 PM PST · 13121 days ago · 9 km deep · 2 km away
37. 2.02 km N of Mono City, CaliforniaThu, Nov 1, 3:23 PM PST · 13121 days ago · 10 km deep · 3 km away
38. 1.62 km NNE of Mono City, CaliforniaThu, Nov 1, 3:37 PM PST · 13121 days ago · 11 km deep · 2 km away
39. 1.810 km ESE of Mammoth Lakes, CaliforniaThu, Nov 1, 6:19 PM PST · 13121 days ago · 5 km deep · 52 km away
40. 1.79 km ESE of Mammoth Lakes, CaliforniaThu, Nov 1, 6:20 PM PST · 13121 days ago · 5 km deep · 52 km away
41. 1.810 km W of Aspen Springs, CaliforniaSat, Nov 3, 3:53 AM PST · 13120 days ago · 4 km deep · 59 km away
42. 1.610 km WNW of Aspen Springs, CaliforniaSat, Nov 3, 3:19 PM PST · 13119 days ago · 4 km deep · 56 km away
43. 1.67 km N of Mesa, CaliforniaSat, Nov 3, 5:14 PM PST · 13119 days ago · 10 km deep · 79 km away
44. 1.711 km SSW of Aspen Springs, CaliforniaSat, Nov 3, 10:45 PM PST · 13119 days ago · 8 km deep · 71 km away
45. 1.510 km ESE of Mammoth Lakes, CaliforniaSun, Nov 4, 11:03 AM PST · 13118 days ago · 5 km deep · 52 km away
46. 2.310 km ESE of Mammoth Lakes, CaliforniaSun, Nov 4, 11:40 AM PST · 13118 days ago · 5 km deep · 52 km away
47. 1.75 km SSW of Mono City, CaliforniaSun, Nov 4, 3:27 PM PST · 13118 days ago · 6 km deep · 6 km away
48. 1.612 km E of Mammoth Lakes, CaliforniaSun, Nov 4, 3:40 PM PST · 13118 days ago · 6 km deep · 51 km away
49. 4.30 km N of Mono City, CaliforniaSun, Nov 4, 11:16 PM PST · 13118 days ago · 10 km deep · 2 km away
50. 3.22 km WSW of Mono City, CaliforniaSun, Nov 4, 11:18 PM PST · 13118 days ago · 10 km deep · 4 km away
51. 1.61 km NW of Mono City, CaliforniaMon, Nov 5, 2:08 AM PST · 13118 days ago · 10 km deep · 3 km away
52. 1.71 km NW of Mono City, CaliforniaMon, Nov 5, 6:16 AM PST · 13118 days ago · 10 km deep · 3 km away
53. 1.70 km WNW of Mono City, CaliforniaMon, Nov 5, 8:15 AM PST · 13117 days ago · 10 km deep · 3 km away
54. 1.82 km ENE of Mono City, CaliforniaTue, Nov 6, 12:05 AM PST · 13117 days ago · 9 km deep · 1 km away
55. 3.30 km NNW of Mono City, CaliforniaTue, Nov 6, 8:18 AM PST · 13116 days ago · 10 km deep · 2 km away
56. 1.60 km WSW of Mono City, CaliforniaTue, Nov 6, 10:39 AM PST · 13116 days ago · 10 km deep · 3 km away
57. 2.411 km E of Mammoth Lakes, CaliforniaTue, Nov 6, 10:51 AM PST · 13116 days ago · 5 km deep · 50 km away
58. 2.011 km E of Mammoth Lakes, CaliforniaTue, Nov 6, 11:27 AM PST · 13116 days ago · 6 km deep · 50 km away
59. 1.911 km E of Mammoth Lakes, CaliforniaTue, Nov 6, 11:33 AM PST · 13116 days ago · 6 km deep · 50 km away
60. 2.211 km E of Mammoth Lakes, CaliforniaTue, Nov 6, 2:14 PM PST · 13116 days ago · 6 km deep · 50 km away

The first 60 of 173.

Before

1. 2.42 km NE of Mono City, CaliforniaWed, Oct 24, 4:54 PM PDT · 13129 days ago · 9 km deep · 2 km away
2. 2.011 km WNW of Aspen Springs, CaliforniaWed, Oct 24, 3:47 PM PDT · 13129 days ago · 4 km deep · 55 km away
3. 1.511 km NNE of Dixon Lane-Meadow Creek, CaliforniaWed, Oct 24, 3:13 PM PDT · 13129 days ago · 3 km deep · 92 km away
4. 1.69 km NE of Dixon Lane-Meadow Creek, CaliforniaWed, Oct 24, 12:14 PM PDT · 13129 days ago · 5 km deep · 95 km away
5. 2.20 km SSE of Mono City, CaliforniaWed, Oct 24, 9:25 AM PDT · 13129 days ago · 9 km deep · 2 km away
6. 1.84 km ENE of Mono City, CaliforniaWed, Oct 24, 7:12 AM PDT · 13130 days ago · 11 km deep · 2 km away
7. 1.61 km NE of Mono City, CaliforniaWed, Oct 24, 7:12 AM PDT · 13130 days ago · 10 km deep · 1 km away
8. 1.52 km NE of Mono City, CaliforniaWed, Oct 24, 6:26 AM PDT · 13130 days ago · 10 km deep · 2 km away
9. 3.12 km ENE of Mono City, CaliforniaWed, Oct 24, 6:09 AM PDT · 13130 days ago · 11 km deep · 1 km away
10. 2.31 km SSW of Mono City, CaliforniaWed, Oct 24, 5:25 AM PDT · 13130 days ago · 8 km deep · 3 km away
11. 1.72 km ENE of Mono City, CaliforniaWed, Oct 24, 4:29 AM PDT · 13130 days ago · 9 km deep · 1 km away
12. 1.72 km E of Mono City, CaliforniaWed, Oct 24, 4:10 AM PDT · 13130 days ago · 10 km deep · 1 km away
13. 2.01 km ENE of Mono City, CaliforniaWed, Oct 24, 3:58 AM PDT · 13130 days ago · 9 km deep · 1 km away
14. 1.6California-Nevada border regionWed, Oct 24, 3:38 AM PDT · 13130 days ago · 10 km deep · 3 km away
15. 2.91 km ENE of Mono City, CaliforniaWed, Oct 24, 1:44 AM PDT · 13130 days ago · 9 km deep · 1 km away
16. 1.70 km ESE of Mono City, CaliforniaWed, Oct 24, 1:36 AM PDT · 13130 days ago · 9 km deep · 2 km away
17. 2.81 km NE of Mono City, CaliforniaWed, Oct 24, 12:49 AM PDT · 13130 days ago · 11 km deep · 1 km away
18. 2.71 km NE of Mono City, CaliforniaWed, Oct 24, 12:45 AM PDT · 13130 days ago · 10 km deep · 2 km away
19. 1.73 km NNE of Mono City, CaliforniaWed, Oct 24, 12:26 AM PDT · 13130 days ago · 13 km deep · 3 km away
20. 2.11 km NNE of Mono City, CaliforniaWed, Oct 24, 12:14 AM PDT · 13130 days ago · 9 km deep · 2 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc201213. Read Mon, Oct 5, 2026, 1:52 AM UTC.