M1.8 earthquake 10km ENE of Mammoth Lakes, CA

Magnitude

1.8 (mc), micro

Local time

Wed, Sep 30, 1981, 8:33 AM PDT

UTC

1981-09-30 15:33:48 UTC

Depth

3.9 km (2.4 mi), shallow

Epicenter

37.676° N, 118.876° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

Operator assigned

Station coverage gap

248°, poorly surrounded by stations

Stations used

0

• Mammoth Lakes, CaliforniaPopulation 7,946. Forecast9 kmENE
• Clovis, CaliforniaPopulation 104,180. Forecast120 kmNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast407 kmN

After

1. 1.66km NE of Mammoth Lakes, CAThu, Oct 1, 1:05 AM PDT · 16427 days ago · 4 km deep · 5 km away
2. 2.58km ENE of Mammoth Lakes, CAThu, Oct 1, 1:08 AM PDT · 16427 days ago · 4 km deep · 2 km away
3. 2.510km ENE of Mammoth Lakes, CAThu, Oct 1, 1:16 AM PDT · 16427 days ago · 4 km deep · 1 km away
4. 3.012km SSE of Mammoth Lakes, CAThu, Oct 1, 1:25 AM PDT · 16427 days ago · 5 km deep · 15 km away
5. 2.812km SSE of Mammoth Lakes, CAThu, Oct 1, 1:37 AM PDT · 16427 days ago · 5 km deep · 15 km away
6. 2.912km SSE of Mammoth Lakes, CAThu, Oct 1, 1:49 AM PDT · 16427 days ago · 5 km deep · 15 km away
7. 1.611km SSE of Mammoth Lakes, CAThu, Oct 1, 2:06 AM PDT · 16427 days ago · 5 km deep · 14 km away
8. 1.913 km W of Aspen Springs, CaliforniaThu, Oct 1, 2:13 AM PDT · 16427 days ago · 5 km deep · 16 km away
9. 3.516 km WSW of Aspen Springs, CaliforniaThu, Oct 1, 2:13 AM PDT · 16427 days ago · 1 km deep · 17 km away
10. 2.711km ESE of Mammoth Lakes, CAThu, Oct 1, 2:22 AM PDT · 16427 days ago · 4 km deep · 9 km away
11. 2.112km SSE of Mammoth Lakes, CAThu, Oct 1, 3:20 AM PDT · 16427 days ago · 5 km deep · 16 km away
12. 1.811 km ESE of Mammoth Lakes, CaliforniaThu, Oct 1, 3:24 AM PDT · 16427 days ago · 3 km deep · 8 km away
13. 3.111 km ESE of Mammoth Lakes, CaliforniaThu, Oct 1, 3:24 AM PDT · 16427 days ago · 4 km deep · 7 km away
14. 3.013km SSE of Mammoth Lakes, CAThu, Oct 1, 3:39 AM PDT · 16427 days ago · 5 km deep · 16 km away
15. 2.38km ENE of Mammoth Lakes, CAThu, Oct 1, 4:13 AM PDT · 16427 days ago · 4 km deep · 2 km away
16. 3.016 km WSW of Aspen Springs, CaliforniaThu, Oct 1, 5:02 AM PDT · 16427 days ago · -2 km deep · 19 km away
17. 2.17km SSE of Mammoth Lakes, CAThu, Oct 1, 5:34 AM PDT · 16427 days ago · 5 km deep · 13 km away
18. 2.812km SSE of Mammoth Lakes, CAThu, Oct 1, 5:45 AM PDT · 16427 days ago · 5 km deep · 15 km away
19. 2.59km E of Mammoth Lakes, CAThu, Oct 1, 6:01 AM PDT · 16427 days ago · 4 km deep · 6 km away
20. 3.710 km E of Mammoth Lakes, CaliforniaThu, Oct 1, 6:22 AM PDT · 16427 days ago · 7 km deep · 5 km away
21. 2.28km ENE of Mammoth Lakes, CAThu, Oct 1, 6:27 AM PDT · 16427 days ago · 4 km deep · 2 km away
22. 2.29km NE of Mammoth Lakes, CAThu, Oct 1, 6:34 AM PDT · 16427 days ago · 4 km deep · 3 km away
23. 2.37km ENE of Mammoth Lakes, CAThu, Oct 1, 6:40 AM PDT · 16427 days ago · 4 km deep · 3 km away
24. 3.07km ENE of Mammoth Lakes, CAThu, Oct 1, 6:42 AM PDT · 16427 days ago · 4 km deep · 3 km away
25. 1.89km E of Mammoth Lakes, CAThu, Oct 1, 6:43 AM PDT · 16427 days ago · 4 km deep · 6 km away
26. 1.610 km E of Mammoth Lakes, CaliforniaThu, Oct 1, 7:59 AM PDT · 16427 days ago · 1 km deep · 6 km away
27. 3.412 km SSE of Mammoth Lakes, CaliforniaThu, Oct 1, 8:00 AM PDT · 16427 days ago · 2 km deep · 14 km away
28. 1.713km ESE of Mammoth Lakes, CAThu, Oct 1, 10:32 AM PDT · 16427 days ago · 4 km deep · 9 km away
29. 2.911km ESE of Mammoth Lakes, CAThu, Oct 1, 10:40 AM PDT · 16427 days ago · 4 km deep · 8 km away
30. 2.813km SE of Mammoth Lakes, CAThu, Oct 1, 10:59 AM PDT · 16427 days ago · 5 km deep · 15 km away
31. 2.513km NE of Mammoth Lakes, CAThu, Oct 1, 11:00 AM PDT · 16427 days ago · 4 km deep · 5 km away
32. 2.010km SE of Mammoth Lakes, CAThu, Oct 1, 11:04 AM PDT · 16427 days ago · 4 km deep · 10 km away
33. 3.38 km W of Aspen Springs, CaliforniaThu, Oct 1, 11:16 AM PDT · 16427 days ago · 3 km deep · 14 km away
34. 2.710km SE of Mammoth Lakes, CAThu, Oct 1, 11:23 AM PDT · 16427 days ago · 5 km deep · 10 km away
35. 3.010 km ESE of Mammoth Lakes, CaliforniaThu, Oct 1, 11:53 AM PDT · 16427 days ago · 3 km deep · 7 km away
36. 3.210 km E of Mammoth Lakes, CaliforniaThu, Oct 1, 1:27 PM PDT · 16427 days ago · 7 km deep · 5 km away
37. 3.110 km E of Mammoth Lakes, CaliforniaThu, Oct 1, 2:25 PM PDT · 16427 days ago · 4 km deep · 3 km away
38. 3.810 km E of Mammoth Lakes, CaliforniaThu, Oct 1, 2:25 PM PDT · 16427 days ago · 5 km deep · 4 km away
39. 3.010 km E of Mammoth Lakes, CaliforniaThu, Oct 1, 2:29 PM PDT · 16427 days ago · 6 km deep · 3 km away
40. 3.015 km WSW of Aspen Springs, CaliforniaThu, Oct 1, 2:37 PM PDT · 16427 days ago · 1 km deep · 17 km away
41. 3.416 km SSE of Mammoth Lakes, CaliforniaThu, Oct 1, 3:04 PM PDT · 16427 days ago · 4 km deep · 19 km away
42. 3.517 km WSW of Aspen Springs, CaliforniaThu, Oct 1, 3:05 PM PDT · 16427 days ago · 3 km deep · 20 km away
43. 2.614 km W of Aspen Springs, CaliforniaThu, Oct 1, 3:09 PM PDT · 16427 days ago · 3 km deep · 16 km away
44. 2.011 km E of Mammoth Lakes, CaliforniaThu, Oct 1, 3:11 PM PDT · 16427 days ago · 7 km deep · 5 km away
45. 3.115 km SSE of Mammoth Lakes, CaliforniaThu, Oct 1, 3:12 PM PDT · 16427 days ago · 5 km deep · 17 km away
46. 3.29 km E of Mammoth Lakes, CaliforniaThu, Oct 1, 3:17 PM PDT · 16427 days ago · 4 km deep · 3 km away
47. 2.09km SE of Mammoth Lakes, CAThu, Oct 1, 3:32 PM PDT · 16427 days ago · 5 km deep · 11 km away
48. 1.99km ENE of Mammoth Lakes, CAThu, Oct 1, 3:37 PM PDT · 16427 days ago · 4 km deep · 2 km away
49. 3.115 km SSE of Mammoth Lakes, CaliforniaThu, Oct 1, 3:46 PM PDT · 16427 days ago · 4 km deep · 17 km away
50. 1.520km SSE of Mammoth Lakes, CAThu, Oct 1, 4:47 PM PDT · 16427 days ago · 5 km deep · 23 km away
51. 3.06km ESE of Mammoth Lakes, CAThu, Oct 1, 4:54 PM PDT · 16427 days ago · 5 km deep · 8 km away
52. 2.011 km WNW of Aspen Springs, CaliforniaThu, Oct 1, 5:26 PM PDT · 16427 days ago · 2 km deep · 12 km away
53. 2.713km ESE of Mammoth Lakes, CAThu, Oct 1, 7:03 PM PDT · 16426 days ago · 5 km deep · 11 km away
54. 2.011 km ESE of Greeley Hill, CaliforniaThu, Oct 1, 7:11 PM PDT · 16426 days ago · 19 km deep · 99 km away
55. 3.114 km WSW of Aspen Springs, CaliforniaThu, Oct 1, 8:22 PM PDT · 16426 days ago · 3 km deep · 19 km away
56. 2.415km SSE of Mammoth Lakes, CAThu, Oct 1, 8:22 PM PDT · 16426 days ago · 5 km deep · 18 km away
57. 3.111 km ESE of Mammoth Lakes, CaliforniaThu, Oct 1, 8:44 PM PDT · 16426 days ago · 4 km deep · 6 km away
58. 2.217km SSE of Mammoth Lakes, CAThu, Oct 1, 8:52 PM PDT · 16426 days ago · 5 km deep · 19 km away
59. 4.111 km E of Mammoth Lakes, CaliforniaFri, Oct 2, 12:37 AM PDT · 16426 days ago · 6 km deep · 5 km away
60. 3.810 km E of Mammoth Lakes, CaliforniaFri, Oct 2, 12:45 AM PDT · 16426 days ago · 6 km deep · 4 km away

The first 60 of 200.

From the USGS Earthquake Hazards Program and its partner networks, event ci523813. Read Tue, Sep 22, 2026, 12:20 PM UTC.