M1.7 earthquake 21 km W of Volcano, Hawaii

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Mon, Nov 21, 1983, 4:40 AM HST

UTC

1983-11-21 14:40:48 UTC

Depth

6.7 km (4.1 mi), shallow

Epicenter

19.465° N, 155.438° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.9 km in depth

Depth from

From location

Station coverage gap

48°

Stations used

34

• Volcano, HawaiiPopulation 2,575. Forecast22 kmW
• Hilo, HawaiiPopulation 43,263. Forecast47 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast325 kmSE

After

1. 2.412 km SSE of Volcano, HawaiiMon, Nov 21, 4:50 AM HST · 15658 days ago · 7 km deep · 30 km away
2. 1.520 km W of Volcano, HawaiiMon, Nov 21, 5:05 AM HST · 15658 days ago · 4 km deep · 2 km away
3. 1.525 km N of P?hala, HawaiiMon, Nov 21, 5:34 AM HST · 15658 days ago · 7 km deep · 6 km away
4. 1.712 km WSW of Volcano, HawaiiMon, Nov 21, 6:53 AM HST · 15658 days ago · 8 km deep · 10 km away
5. 2.515 km SSE of Fern Forest, HawaiiMon, Nov 21, 6:53 AM HST · 15658 days ago · 4 km deep · 41 km away
6. 2.319 km N of P?hala, HawaiiMon, Nov 21, 7:07 AM HST · 15658 days ago · 8 km deep · 10 km away
7. 1.613 km WSW of Volcano, HawaiiMon, Nov 21, 8:18 AM HST · 15658 days ago · 8 km deep · 14 km away
8. 1.716 km N of P?hala, HawaiiMon, Nov 21, 10:09 AM HST · 15657 days ago · 7 km deep · 14 km away
9. 1.821 km NNE of P?hala, HawaiiMon, Nov 21, 1:03 PM HST · 15657 days ago · 8 km deep · 8 km away
10. 2.815 km W of Volcano, HawaiiMon, Nov 21, 1:04 PM HST · 15657 days ago · 8 km deep · 7 km away
11. 2.612 km W of Volcano, HawaiiMon, Nov 21, 1:28 PM HST · 15657 days ago · 9 km deep · 10 km away
12. 2.115 km SE of Fern Forest, HawaiiMon, Nov 21, 1:59 PM HST · 15657 days ago · 7 km deep · 44 km away
13. 1.622 km W of Volcano, HawaiiMon, Nov 21, 2:02 PM HST · 15657 days ago · 3 km deep · 1 km away
14. 2.618 km N of P?hala, HawaiiMon, Nov 21, 2:48 PM HST · 15657 days ago · 7 km deep · 13 km away
15. 1.821 km W of Volcano, HawaiiMon, Nov 21, 3:24 PM HST · 15657 days ago · 8 km deep · 0 km away
16. 1.616 km N of P?hala, HawaiiMon, Nov 21, 4:04 PM HST · 15657 days ago · 4 km deep · 14 km away
17. 1.6Island of Hawaii, HawaiiMon, Nov 21, 4:40 PM HST · 15657 days ago · 2 km deep · 4 km away
18. 2.025 km N of P?hala, HawaiiMon, Nov 21, 4:42 PM HST · 15657 days ago · 6 km deep · 7 km away
19. 2.59 km WSW of Volcano, HawaiiMon, Nov 21, 5:20 PM HST · 15657 days ago · 6 km deep · 14 km away
20. 1.518 km W of Volcano, HawaiiMon, Nov 21, 5:23 PM HST · 15657 days ago · 6 km deep · 3 km away
21. 2.115 km W of Volcano, HawaiiMon, Nov 21, 6:49 PM HST · 15657 days ago · 6 km deep · 7 km away
22. 2.321 km W of Volcano, HawaiiMon, Nov 21, 7:28 PM HST · 15657 days ago · 4 km deep · 2 km away
23. 1.921 km N of P?hala, HawaiiMon, Nov 21, 9:10 PM HST · 15657 days ago · 8 km deep · 8 km away
24. 2.122 km W of Volcano, HawaiiMon, Nov 21, 9:36 PM HST · 15657 days ago · 7 km deep · 1 km away
25. 1.717 km N of P?hala, HawaiiMon, Nov 21, 10:20 PM HST · 15657 days ago · 3 km deep · 12 km away
26. 2.224 km N of P?hala, HawaiiMon, Nov 21, 11:41 PM HST · 15657 days ago · 7 km deep · 9 km away
27. 2.520 km NNE of P?hala, HawaiiTue, Nov 22, 12:10 AM HST · 15657 days ago · 9 km deep · 9 km away
28. 1.622 km W of Volcano, HawaiiTue, Nov 22, 12:37 AM HST · 15657 days ago · 3 km deep · 2 km away
29. 1.518 km N of P?hala, HawaiiTue, Nov 22, 3:44 AM HST · 15657 days ago · 7 km deep · 12 km away
30. 2.323 km NW of Kalaoa, HawaiiTue, Nov 22, 4:10 AM HST · 15657 days ago · 42 km deep · 86 km away
31. 3.114 km S of Volcano, HawaiiTue, Nov 22, 4:39 AM HST · 15657 days ago · 8 km deep · 29 km away
32. 2.015 km SE of Fern Forest, HawaiiTue, Nov 22, 5:12 AM HST · 15657 days ago · 7 km deep · 43 km away
33. 1.68 km N of Naalehu, HawaiiTue, Nov 22, 5:20 AM HST · 15657 days ago · 8 km deep · 39 km away
34. 2.416 km W of Volcano, HawaiiTue, Nov 22, 5:50 AM HST · 15657 days ago · 7 km deep · 6 km away
35. 3.216 km SSW of Honoka‘a, HawaiiTue, Nov 22, 5:53 AM HST · 15657 days ago · 32 km deep · 53 km away
36. 2.55 km SSE of P?hala, HawaiiTue, Nov 22, 7:49 AM HST · 15657 days ago · 6 km deep · 34 km away
37. 3.716 km SSW of Honoka‘a, HawaiiTue, Nov 22, 8:30 AM HST · 15657 days ago · 32 km deep · 53 km away
38. 2.220 km N of P?hala, HawaiiTue, Nov 22, 10:19 AM HST · 15656 days ago · 8 km deep · 9 km away
39. 2.022 km N of P?hala, HawaiiTue, Nov 22, 10:39 AM HST · 15656 days ago · 6 km deep · 10 km away
40. 1.719 km N of P?hala, HawaiiTue, Nov 22, 5:09 PM HST · 15656 days ago · 8 km deep · 10 km away
41. 1.623 km N of P?hala, HawaiiTue, Nov 22, 5:26 PM HST · 15656 days ago · 7 km deep · 6 km away
42. 2.012 km SSE of Volcano, HawaiiTue, Nov 22, 5:53 PM HST · 15656 days ago · 7 km deep · 30 km away
43. 1.912 km WSW of Volcano, HawaiiTue, Nov 22, 8:26 PM HST · 15656 days ago · 8 km deep · 11 km away
44. 3.520 km WNW of Volcano, HawaiiTue, Nov 22, 8:32 PM HST · 15656 days ago · 22 km deep · 7 km away
45. 2.623 km W of Volcano, HawaiiTue, Nov 22, 9:55 PM HST · 15656 days ago · 1 km deep · 2 km away
46. 1.712 km W of Volcano, HawaiiTue, Nov 22, 10:33 PM HST · 15656 days ago · 9 km deep · 10 km away
47. 1.724 km N of P?hala, HawaiiWed, Nov 23, 12:34 AM HST · 15656 days ago · 7 km deep · 7 km away
48. 3.122 km W of Volcano, HawaiiWed, Nov 23, 12:38 AM HST · 15656 days ago · 6 km deep · 1 km away
49. 3.921 km NNE of P?hala, HawaiiWed, Nov 23, 2:33 AM HST · 15656 days ago · 9 km deep · 9 km away
50. 2.116 km W of Volcano, HawaiiWed, Nov 23, 2:50 AM HST · 15656 days ago · 8 km deep · 7 km away
51. 2.112 km WSW of Volcano, HawaiiWed, Nov 23, 3:34 AM HST · 15656 days ago · 8 km deep · 10 km away
52. 1.616 km W of Volcano, HawaiiWed, Nov 23, 3:47 AM HST · 15656 days ago · 7 km deep · 5 km away
53. 1.610 km WSW of Volcano, HawaiiWed, Nov 23, 3:56 AM HST · 15656 days ago · 4 km deep · 13 km away
54. 2.113 km W of Volcano, HawaiiWed, Nov 23, 5:15 AM HST · 15656 days ago · 8 km deep · 9 km away
55. 2.211 km WSW of Volcano, HawaiiWed, Nov 23, 6:22 AM HST · 15656 days ago · 7 km deep · 12 km away
56. 2.413 km W of Volcano, HawaiiWed, Nov 23, 7:41 AM HST · 15656 days ago · 9 km deep · 10 km away
57. 2.224 km WNW of Volcano, HawaiiWed, Nov 23, 11:21 AM HST · 15655 days ago · 2 km deep · 7 km away
58. 1.621 km NNE of P?hala, HawaiiWed, Nov 23, 11:39 AM HST · 15655 days ago · 8 km deep · 8 km away
59. 1.519 km N of P?hala, HawaiiWed, Nov 23, 12:05 PM HST · 15655 days ago · 6 km deep · 12 km away
60. 2.123 km WNW of Volcano, HawaiiWed, Nov 23, 12:24 PM HST · 15655 days ago · 0 km deep · 8 km away

The first 60 of at least 200.

Before

1. 1.923 km N of P?hala, HawaiiMon, Nov 21, 4:11 AM HST · 15658 days ago · 7 km deep · 7 km away
2. 1.616 km SW of Volcano, HawaiiMon, Nov 21, 3:48 AM HST · 15658 days ago · 11 km deep · 14 km away
3. 2.213 km WSW of Volcano, HawaiiMon, Nov 21, 3:34 AM HST · 15658 days ago · 8 km deep · 10 km away
4. 1.617 km WSW of Volcano, HawaiiMon, Nov 21, 1:21 AM HST · 15658 days ago · 8 km deep · 10 km away
5. 1.920 km W of Volcano, HawaiiMon, Nov 21, 12:08 AM HST · 15658 days ago · 6 km deep · 1 km away
6. 1.614 km S of Volcano, HawaiiSun, Nov 20, 11:58 PM HST · 15658 days ago · 4 km deep · 29 km away
7. 2.015 km SE of Fern Forest, HawaiiSun, Nov 20, 11:12 PM HST · 15658 days ago · 8 km deep · 43 km away
8. 1.720 km NNE of P?hala, HawaiiSun, Nov 20, 10:32 PM HST · 15658 days ago · 9 km deep · 9 km away
9. 1.720 km NNE of P?hala, HawaiiSun, Nov 20, 9:44 PM HST · 15658 days ago · 8 km deep · 9 km away
10. 2.016 km W of Volcano, HawaiiSun, Nov 20, 9:25 PM HST · 15658 days ago · 9 km deep · 5 km away
11. 1.820 km NNE of P?hala, HawaiiSun, Nov 20, 9:02 PM HST · 15658 days ago · 9 km deep · 9 km away
12. 2.123 km SE of Waimea, HawaiiSun, Nov 20, 8:33 PM HST · 15658 days ago · 13 km deep · 45 km away
13. 2.216 km SW of Leilani Estates, HISun, Nov 20, 8:18 PM HST · 15658 days ago · 6 km deep · 45 km away
14. 1.816 km W of Volcano, HawaiiSun, Nov 20, 8:17 PM HST · 15658 days ago · 7 km deep · 5 km away
15. 1.820 km N of P?hala, HawaiiSun, Nov 20, 8:03 PM HST · 15658 days ago · 8 km deep · 9 km away
16. 1.813 km WSW of Volcano, HawaiiSun, Nov 20, 7:56 PM HST · 15658 days ago · 9 km deep · 11 km away
17. 2.720 km NNE of P?hala, HawaiiSun, Nov 20, 7:51 PM HST · 15658 days ago · 9 km deep · 10 km away
18. 1.614 km S of Volcano, HawaiiSun, Nov 20, 7:48 PM HST · 15658 days ago · 4 km deep · 29 km away
19. 1.519 km N of P?hala, HawaiiSun, Nov 20, 7:26 PM HST · 15658 days ago · 6 km deep · 12 km away
20. 1.621 km N of P?hala, HawaiiSun, Nov 20, 7:19 PM HST · 15658 days ago · 8 km deep · 8 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19833607. Read Sun, Oct 4, 2026, 7:01 AM UTC.