M1.7 earthquake 33km W of Tonopah, NV

Magnitude

1.7 (Mc), micro

Magnitude from

Southern California Seismic Network

Local time

Tue, Apr 21, 1981, 10:29 AM PST

UTC

1981-04-21 18:29:48 UTC

Depth

4.1 km (2.6 mi), shallow

Epicenter

38.086° N, 117.606° W

Region

Nevada

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

Operator assigned

Station coverage gap

285°, poorly surrounded by stations

Stations used

0

• Tonopah, NevadaPopulation 2,478. Forecast33 kmW
• Gardnerville Ranchos, NevadaPopulation 11,312. Forecast206 kmESE
• Clovis, CaliforniaPopulation 104,180. Forecast232 kmNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast452 kmN

After

1. 1.956km SSE of Hawthorne, NVTue, Apr 21, 11:08 AM PST · 16599 days ago · 4 km deep · 60 km away
2. 2.158km NNE of Dixon Lane-Meadow Creek, CATue, Apr 21, 3:47 PM PST · 16599 days ago · 4 km deep · 60 km away
3. 2.043km NNE of Dixon Lane-Meadow Creek, CAWed, Apr 22, 6:53 PM PST · 16597 days ago · 4 km deep · 70 km away
4. 2.872km NW of Beatty, NVWed, Apr 22, 9:01 PM PST · 16597 days ago · 4 km deep · 87 km away
5. 1.766km E of Big Pine, CAWed, Apr 22, 9:34 PM PST · 16597 days ago · 5 km deep · 91 km away
6. 1.742km N of Dixon Lane-Meadow Creek, CAThu, Apr 23, 5:28 AM PST · 16597 days ago · 2 km deep · 73 km away
7. 2.363km NW of Beatty, NVThu, Apr 23, 12:32 PM PST · 16597 days ago · 4 km deep · 94 km away
8. 1.966km NW of Beatty, NVThu, Apr 23, 3:52 PM PST · 16597 days ago · 4 km deep · 92 km away
9. 1.554km NNE of Dixon Lane-Meadow Creek, CAFri, Apr 24, 2:08 PM PST · 16596 days ago · 0 km deep · 54 km away
10. 1.957km ENE of Big Pine, CASat, Apr 25, 1:23 PM PST · 16595 days ago · 4 km deep · 91 km away
11. 1.838km N of Dixon Lane-Meadow Creek, CASat, Apr 25, 10:25 PM PST · 16594 days ago · 4 km deep · 79 km away
12. 2.270km E of Big Pine, CAMon, Apr 27, 8:45 AM PDT · 16593 days ago · 4 km deep · 92 km away
13. 1.962km N of Dixon Lane-Meadow Creek, CATue, Apr 28, 3:48 PM PDT · 16592 days ago · 10 km deep · 62 km away
14. 4.226 km NNW of Benton, CaliforniaTue, Apr 28, 3:54 PM PDT · 16592 days ago · 6 km deep · 85 km away
15. 1.858km NE of Mammoth Lakes, CATue, Apr 28, 4:14 PM PDT · 16592 days ago · -2 km deep · 79 km away
16. 2.252km SSE of Hawthorne, NVTue, Apr 28, 4:50 PM PDT · 16592 days ago · -1 km deep · 70 km away
17. 2.251km S of Hawthorne, NVWed, Apr 29, 5:55 AM PDT · 16591 days ago · 4 km deep · 91 km away
18. 2.044km SSE of Hawthorne, NVWed, Apr 29, 12:21 PM PDT · 16591 days ago · 4 km deep · 69 km away
19. 1.963km N of Dixon Lane-Meadow Creek, CAThu, Apr 30, 3:44 PM PDT · 16590 days ago · 10 km deep · 62 km away
20. 3.246km ESE of Hawthorne, NVThu, Apr 30, 6:31 PM PDT · 16589 days ago · 4 km deep · 56 km away
21. 2.249km ESE of Hawthorne, NVFri, May 1, 3:46 PM PDT · 16589 days ago · 4 km deep · 53 km away
22. 2.134km SSW of Hawthorne, NVSat, May 2, 5:32 AM PDT · 16588 days ago · 4 km deep · 98 km away
23. 1.730km W of Tonopah, NVSat, May 2, 9:18 PM PDT · 16587 days ago · 4 km deep · 6 km away
24. 1.970km WNW of Beatty, NVSun, May 3, 7:47 AM PDT · 16587 days ago · 4 km deep · 95 km away
25. 1.868km NW of Beatty, NVSun, May 3, 9:56 AM PDT · 16587 days ago · 4 km deep · 90 km away
26. 2.169km NW of Beatty, NVSun, May 3, 10:06 AM PDT · 16587 days ago · 4 km deep · 90 km away
27. 1.940km SSE of Hawthorne, NVSun, May 3, 9:54 PM PDT · 16586 days ago · 4 km deep · 81 km away
28. 2.348km S of Hawthorne, NVSun, May 3, 9:56 PM PDT · 16586 days ago · 4 km deep · 82 km away
29. 2.152km SE of Hawthorne, NVMon, May 4, 1:14 PM PDT · 16586 days ago · 4 km deep · 53 km away
30. 1.673km WNW of Beatty, NVTue, May 5, 12:52 AM PDT · 16585 days ago · 4 km deep · 95 km away
31. 2.256km SE of Hawthorne, NVWed, May 6, 12:07 PM PDT · 16584 days ago · 4 km deep · 47 km away
32. 4.512 km NNW of Benton, CaliforniaWed, May 6, 6:02 PM PDT · 16584 days ago · 9 km deep · 83 km away
33. 2.150km NE of Mammoth Lakes, CAWed, May 6, 6:10 PM PDT · 16583 days ago · 4 km deep · 84 km away
34. 2.155km NE of Mammoth Lakes, CAWed, May 6, 6:38 PM PDT · 16583 days ago · 4 km deep · 78 km away
35. 2.256km NE of Mammoth Lakes, CAWed, May 6, 6:53 PM PDT · 16583 days ago · 4 km deep · 77 km away
36. 3.612 km NNW of Benton, CaliforniaWed, May 6, 7:18 PM PDT · 16583 days ago · 9 km deep · 83 km away
37. 1.555km NE of Mammoth Lakes, CAThu, May 7, 12:59 AM PDT · 16583 days ago · 4 km deep · 81 km away
38. 1.941km NE of Mammoth Lakes, CAThu, May 7, 1:00 AM PDT · 16583 days ago · 4 km deep · 92 km away
39. 1.745km ENE of Mammoth Lakes, CAThu, May 7, 6:44 AM PDT · 16583 days ago · 4 km deep · 86 km away
40. 2.046km NE of Mammoth Lakes, CAThu, May 7, 8:03 PM PDT · 16582 days ago · 4 km deep · 87 km away
41. 1.852km NE of Mammoth Lakes, CAFri, May 8, 1:18 AM PDT · 16582 days ago · 4 km deep · 82 km away
42. 2.334km NE of Mammoth Lakes, CAFri, May 8, 5:11 AM PDT · 16582 days ago · 4 km deep · 99 km away
43. 2.254km NE of Mammoth Lakes, CAFri, May 8, 8:21 AM PDT · 16582 days ago · 4 km deep · 81 km away
44. 2.234km E of Hawthorne, NVFri, May 8, 1:56 PM PDT · 16582 days ago · 4 km deep · 76 km away
45. 2.138km WNW of Tonopah, NVSat, May 9, 11:49 AM PDT · 16581 days ago · 4 km deep · 9 km away
46. 1.840km SSE of Hawthorne, NVSat, May 9, 11:58 PM PDT · 16580 days ago · 4 km deep · 79 km away
47. 1.654km NNE of Dixon Lane-Meadow Creek, CAMon, May 11, 1:51 PM PDT · 16579 days ago · 4 km deep · 59 km away
48. 2.360km NNE of Dixon Lane-Meadow Creek, CATue, May 12, 2:29 PM PDT · 16578 days ago · 4 km deep · 61 km away
49. 2.551km ESE of Hawthorne, NVFri, May 15, 12:07 PM PDT · 16575 days ago · 4 km deep · 51 km away
50. 2.665km E of Hawthorne, NVFri, May 15, 2:52 PM PDT · 16575 days ago · 4 km deep · 60 km away
51. 1.624km NNE of Dixon Lane-Meadow Creek, CASun, May 17, 5:07 PM PDT · 16573 days ago · 4 km deep · 82 km away
52. 3.235km E of Big Pine, CAMon, May 18, 2:32 PM PDT · 16572 days ago · 0 km deep · 100 km away
53. 2.061km NNE of Dixon Lane-Meadow Creek, CATue, May 19, 11:58 AM PDT · 16571 days ago · 4 km deep · 59 km away
54. 1.861km SSW of Tonopah, NVTue, May 19, 11:40 PM PDT · 16570 days ago · 4 km deep · 54 km away
55. 2.563km NNE of Dixon Lane-Meadow Creek, CAThu, May 21, 12:03 PM PDT · 16569 days ago · 4 km deep · 60 km away
56. 2.055km SSE of Hawthorne, NVSat, May 23, 12:15 AM PDT · 16567 days ago · 1 km deep · 71 km away
57. 3.130 km NW of Benton, CaliforniaSat, May 23, 6:50 PM PDT · 16566 days ago · 4 km deep · 99 km away
58. 2.158km SE of Hawthorne, NVWed, May 27, 3:24 PM PDT · 16563 days ago · 4 km deep · 45 km away
59. 2.342km E of Hawthorne, NVThu, May 28, 3:48 PM PDT · 16562 days ago · 4 km deep · 72 km away
60. 2.542km ENE of Hawthorne, NVFri, May 29, 3:35 PM PDT · 16561 days ago · 4 km deep · 75 km away

The first 60 of 85.

Before

1. 1.851km N of Dixon Lane-Meadow Creek, CAMon, Apr 20, 8:00 PM PST · 16599 days ago · 4 km deep · 70 km away
2. 3.729 km NNW of Benton, CaliforniaFri, Apr 17, 4:35 PM PST · 16603 days ago · 5 km deep · 88 km away
3. 2.159km NNE of Dixon Lane-Meadow Creek, CAFri, Apr 17, 11:59 AM PST · 16603 days ago · 4 km deep · 60 km away
4. 1.921km SE of Tonopah, NVFri, Apr 17, 9:00 AM PST · 16603 days ago · -2 km deep · 50 km away
5. 2.665km SE of Hawthorne, NVThu, Apr 16, 6:33 PM PST · 16603 days ago · 4 km deep · 41 km away
6. 2.766km SE of Hawthorne, NVThu, Apr 16, 6:27 PM PST · 16603 days ago · 4 km deep · 39 km away
7. 1.647km ENE of Bishop, CAWed, Apr 15, 10:40 PM PST · 16604 days ago · 4 km deep · 63 km away
8. 2.048km ESE of Hawthorne, NVTue, Apr 14, 12:38 PM PST · 16606 days ago · 6 km deep · 53 km away
9. 1.958km SSW of Tonopah, NVTue, Apr 14, 2:55 AM PST · 16606 days ago · 4 km deep · 60 km away
10. 1.858km NE of Mammoth Lakes, CASun, Apr 12, 4:44 AM PST · 16608 days ago · 1 km deep · 76 km away
11. 1.964km NE of Mammoth Lakes, CASun, Apr 12, 4:23 AM PST · 16608 days ago · 4 km deep · 70 km away
12. 1.935km NE of Mammoth Lakes, CASun, Apr 12, 12:59 AM PST · 16608 days ago · 12 km deep · 97 km away
13. 2.550km S of Hawthorne, NVSat, Apr 11, 1:38 PM PST · 16609 days ago · 6 km deep · 85 km away
14. 3.311 km N of Benton, CaliforniaSat, Apr 11, 1:21 PM PST · 16609 days ago · 1 km deep · 79 km away
15. 2.566km NE of Hawthorne, NVSat, Apr 11, 10:14 AM PST · 16609 days ago · 8 km deep · 100 km away
16. 2.151km S of Hawthorne, NVSat, Apr 11, 2:27 AM PST · 16609 days ago · 4 km deep · 85 km away
17. 3.728 km NNW of Benton, CaliforniaFri, Apr 10, 8:13 PM PST · 16609 days ago · 5 km deep · 87 km away
18. 2.064km N of Dixon Lane-Meadow Creek, CAThu, Apr 9, 10:51 AM PST · 16611 days ago · 13 km deep · 62 km away
19. 2.542km ENE of Hawthorne, NVThu, Apr 9, 10:30 AM PST · 16611 days ago · 4 km deep · 74 km away
20. 2.351km N of Dixon Lane-Meadow Creek, CAThu, Apr 9, 9:26 AM PST · 16611 days ago · 5 km deep · 74 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci514738. Read Thu, Oct 1, 2026, 12:35 PM UTC.