M2.1 earthquake 17 km W of Volcano, Hawaii

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Sun, Jul 19, 1964, 11:55 PM GMT-10

UTC

1964-07-20 09:55:46 UTC

Depth

-0.3 km (-0.2 mi), shallow

Epicenter

19.430° N, 155.400° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 0.7 km in depth

Magnitude uncertainty

±0.22

Depth from

From location

Station coverage gap

120°

Stations used

9

• Volcano, HawaiiPopulation 2,575. Forecast18 kmW
• Hilo, HawaiiPopulation 43,263. Forecast46 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast330 kmSE

After

1. 2.15 km WNW of Mountain View, HawaiiTue, Jul 21, 10:26 PM GMT-10 · 22717 days ago · 21 km deep · 30 km away
2. 2.514 km S of Leilani Estates, HawaiiThu, Jul 23, 7:11 PM GMT-10 · 22716 days ago · 4 km deep · 50 km away
3. 2.28 km SW of Volcano, HawaiiThu, Jul 23, 11:02 PM GMT-10 · 22715 days ago · 1 km deep · 12 km away
4. 2.322 km SSW of Leilani Estates, HawaiiFri, Jul 24, 11:22 PM GMT-10 · 22714 days ago · 30 km deep · 45 km away
5. 2.518 km SSE of Fern Forest, HawaiiSat, Jul 25, 1:28 AM GMT-10 · 22714 days ago · 10 km deep · 35 km away
6. 3.011 km NNW of Wai‘?hinu, HawaiiSun, Jul 26, 4:56 PM GMT-10 · 22713 days ago · 9 km deep · 39 km away
7. 3.025 km E of H?lualoa, HawaiiMon, Jul 27, 7:04 AM GMT-10 · 22712 days ago · 10 km deep · 41 km away
8. 2.28 km ESE of Waikoloa, HawaiiMon, Jul 27, 7:41 PM GMT-10 · 22712 days ago · 7 km deep · 62 km away
9. 2.118 km WSW of Volcano, HawaiiMon, Jul 27, 11:47 PM GMT-10 · 22711 days ago · 1 km deep · 4 km away
10. 2.713 km SE of Honaunau-Napoopoo, HawaiiTue, Jul 28, 4:39 AM GMT-10 · 22711 days ago · 6 km deep · 39 km away
11. 2.82 km NNW of P?hala, HawaiiTue, Jul 28, 5:05 PM GMT-10 · 22711 days ago · 2 km deep · 25 km away
12. 3.52 km SW of Volcano, HawaiiTue, Jul 28, 6:05 PM GMT-10 · 22711 days ago · 25 km deep · 16 km away
13. 2.95 km S of Volcano, HITue, Jul 28, 6:06 PM GMT-10 · 22711 days ago · 24 km deep · 17 km away
14. 2.820 km SSE of Waimea, HawaiiWed, Jul 29, 7:49 AM GMT-10 · 22710 days ago · 6 km deep · 51 km away
15. 2.812 km SSW of Volcano, HawaiiWed, Jul 29, 2:33 PM GMT-10 · 22710 days ago · 33 km deep · 16 km away
16. 3.011 km SW of Volcano, HawaiiThu, Jul 30, 7:55 AM GMT-10 · 22709 days ago · 28 km deep · 13 km away
17. 2.89 km NNW of Puako, HawaiiThu, Jul 30, 5:31 PM GMT-10 · 22709 days ago · 13 km deep · 85 km away
18. 2.55 km E of Leilani Estates, HawaiiFri, Jul 31, 11:33 AM GMT-10 · 22708 days ago · 0 km deep · 56 km away
19. 2.819 km ENE of H?lualoa, HawaiiSat, Aug 1, 3:46 AM GMT-10 · 22707 days ago · 7 km deep · 51 km away
20. 3.28 km E of Kalaoa, HawaiiSat, Aug 1, 11:07 AM GMT-10 · 22707 days ago · 5 km deep · 62 km away
21. 2.721 km N of P?hala, HawaiiSat, Aug 1, 3:35 PM GMT-10 · 22707 days ago · 7 km deep · 6 km away
22. 2.520 km WSW of Volcano, HawaiiSat, Aug 1, 3:36 PM GMT-10 · 22707 days ago · 12 km deep · 5 km away
23. 2.318 km NNE of P?hala, HawaiiSat, Aug 1, 3:37 PM GMT-10 · 22707 days ago · 10 km deep · 8 km away
24. 2.621 km W of Volcano, HawaiiSun, Aug 2, 5:03 AM GMT-10 · 22706 days ago · 18 km deep · 5 km away
25. 2.35 km SW of Honoka‘a, HawaiiMon, Aug 3, 12:39 AM GMT-10 · 22705 days ago · 7 km deep · 69 km away
26. 3.710 km W of P?hala, HawaiiMon, Aug 3, 10:36 AM GMT-10 · 22705 days ago · -1 km deep · 32 km away
27. 3.02 km NNW of Volcano, HawaiiMon, Aug 3, 3:39 PM GMT-10 · 22705 days ago · 28 km deep · 17 km away
28. 2.53 km SW of Captain Cook, HawaiiTue, Aug 4, 1:38 AM GMT-10 · 22704 days ago · 10 km deep · 57 km away
29. 2.28 km WSW of Volcano, HawaiiTue, Aug 4, 8:14 PM GMT-10 · 22704 days ago · 27 km deep · 10 km away
30. 2.76 km N of Wai‘?hinu, HawaiiWed, Aug 5, 3:12 AM GMT-10 · 22703 days ago · 4 km deep · 40 km away
31. 2.811 km NNE of P?hala, HawaiiThu, Aug 6, 4:51 PM GMT-10 · 22702 days ago · 8 km deep · 15 km away
32. 2.810 km S of Honaunau-Napoopoo, HawaiiFri, Aug 7, 4:56 AM GMT-10 · 22701 days ago · 0 km deep · 49 km away
33. 3.217 km N of P?hala, HawaiiFri, Aug 7, 10:56 AM GMT-10 · 22701 days ago · 9 km deep · 10 km away
34. 2.217 km S of Volcano, HawaiiSun, Aug 9, 10:17 AM GMT-10 · 22699 days ago · 5 km deep · 26 km away
35. 2.519 km S of Volcano, HawaiiSun, Aug 9, 10:20 AM GMT-10 · 22699 days ago · 2 km deep · 27 km away
36. 2.711 km SSW of Volcano, HawaiiTue, Aug 11, 3:09 PM GMT-10 · 22697 days ago · 38 km deep · 17 km away
37. 3.011 km SSW of Volcano, HawaiiTue, Aug 11, 3:14 PM GMT-10 · 22697 days ago · 33 km deep · 16 km away
38. 2.318 km WSW of Volcano, HawaiiWed, Aug 12, 10:49 AM GMT-10 · 22696 days ago · 8 km deep · 3 km away
39. 4.47 km N of Volcano, HawaiiThu, Aug 13, 6:27 AM GMT-10 · 22695 days ago · 25 km deep · 20 km away
40. 2.922 km N of P?hala, HawaiiFri, Aug 14, 10:51 AM GMT-10 · 22694 days ago · 6 km deep · 10 km away
41. 2.526 km ESE of Leilani Estates, HISat, Aug 15, 6:15 PM GMT-10 · 22693 days ago · 17 km deep · 73 km away
42. 2.416 km SSE of Fern Forest, HawaiiSun, Aug 16, 2:09 PM GMT-10 · 22692 days ago · 11 km deep · 38 km away
43. 2.819 km N of P?hala, HawaiiSun, Aug 16, 3:58 PM GMT-10 · 22692 days ago · 7 km deep · 9 km away
44. 3.5Hawaii region, HawaiiWed, Aug 19, 4:50 AM GMT-10 · 22689 days ago · 11 km deep · 88 km away
45. 2.89 km SSW of Volcano, HawaiiThu, Aug 20, 11:09 PM GMT-10 · 22687 days ago · 28 km deep · 14 km away
46. 2.2Island of Hawaii, HawaiiFri, Aug 21, 2:57 AM GMT-10 · 22687 days ago · 11 km deep · 29 km away
47. 2.516 km NE of P?hala, HawaiiFri, Aug 21, 8:09 AM GMT-10 · 22687 days ago · 12 km deep · 12 km away
48. 2.819 km NE of Honaunau-Napoopoo, HawaiiSat, Aug 22, 2:15 AM GMT-10 · 22686 days ago · 10 km deep · 37 km away
49. 2.418 km S of Volcano, HawaiiSun, Aug 23, 9:24 AM GMT-10 · 22685 days ago · 0 km deep · 23 km away
50. 2.418 km N of P?hala, HawaiiMon, Aug 24, 5:30 PM GMT-10 · 22684 days ago · 12 km deep · 9 km away
51. 2.89 km ESE of Waimea, HawaiiTue, Aug 25, 3:02 AM GMT-10 · 22683 days ago · 39 km deep · 66 km away
52. 2.418 km W of Volcano, HawaiiTue, Aug 25, 1:08 PM GMT-10 · 22683 days ago · 5 km deep · 2 km away
53. 2.623 km ESE of P?hala, HawaiiTue, Aug 25, 9:31 PM GMT-10 · 22683 days ago · 45 km deep · 36 km away
54. 4.25 km WSW of Puako, HawaiiWed, Aug 26, 8:30 AM GMT-10 · 22682 days ago · 4 km deep · 77 km away
55. 2.75 km SE of Honoka‘a, HawaiiWed, Aug 26, 7:35 PM GMT-10 · 22682 days ago · 9 km deep · 68 km away
56. 2.7Hawaii region, HawaiiThu, Aug 27, 2:22 PM GMT-10 · 22681 days ago · 15 km deep · 66 km away
57. 2.812 km N of Puako, HawaiiThu, Aug 27, 5:42 PM GMT-10 · 22681 days ago · 17 km deep · 86 km away
58. 2.517 km S of Fern Forest, HawaiiThu, Aug 27, 9:26 PM GMT-10 · 22681 days ago · 6 km deep · 32 km away
59. 2.63 km E of P?hala, HawaiiFri, Aug 28, 9:10 PM GMT-10 · 22680 days ago · 2 km deep · 26 km away
60. 2.519 km W of Volcano, HawaiiSat, Aug 29, 12:01 AM GMT-10 · 22679 days ago · 9 km deep · 2 km away

The first 60 of 107.

Before

1. 3.228 km SSE of Volcano, HawaiiSun, Jul 19, 9:26 AM GMT-10 · 22720 days ago · 50 km deep · 36 km away
2. 2.521 km SE of Waimea, HawaiiSun, Jul 19, 4:36 AM GMT-10 · 22720 days ago · 11 km deep · 51 km away
3. 2.718 km NNE of Kukuihaele, HawaiiSat, Jul 18, 6:51 PM GMT-10 · 22721 days ago · 14 km deep · 96 km away
4. 2.823 km SSE of Waimea, HawaiiSat, Jul 18, 2:31 PM GMT-10 · 22721 days ago · 13 km deep · 48 km away
5. 4.410 km WSW of Puako, HawaiiFri, Jul 17, 1:09 PM GMT-10 · 22722 days ago · 11 km deep · 77 km away
6. 2.327 km ENE of Honaunau-Napoopoo, HawaiiThu, Jul 16, 3:53 PM GMT-10 · 22723 days ago · 6 km deep · 30 km away
7. 2.012 km SW of Volcano, HawaiiThu, Jul 16, 11:46 AM GMT-10 · 22723 days ago · 0 km deep · 10 km away
8. 3.414 km SSE of Fern Forest, HawaiiWed, Jul 15, 6:48 PM GMT-10 · 22724 days ago · 11 km deep · 35 km away
9. 2.08 km N of Kalaoa, HawaiiTue, Jul 14, 2:21 AM GMT-10 · 22725 days ago · 1 km deep · 74 km away
10. 2.521 km SSE of Fern Forest, HawaiiSun, Jul 12, 1:26 PM GMT-10 · 22727 days ago · 9 km deep · 37 km away
11. 2.53 km SSW of Volcano, HawaiiSat, Jul 11, 8:44 PM GMT-10 · 22728 days ago · -1 km deep · 16 km away
12. 2.012 km N of Honomu, HawaiiSat, Jul 11, 11:45 AM GMT-10 · 22728 days ago · 10 km deep · 68 km away
13. 2.410 km NNE of P?hala, HawaiiThu, Jul 9, 7:05 PM GMT-10 · 22730 days ago · 13 km deep · 17 km away
14. 2.7Island of Hawaii, HawaiiWed, Jul 8, 9:55 AM GMT-10 · 22731 days ago · 9 km deep · 37 km away
15. 2.516 km E of H?lualoa, HawaiiWed, Jul 8, 8:56 AM GMT-10 · 22731 days ago · 13 km deep · 47 km away
16. 2.613 km NNE of P?hala, HawaiiTue, Jul 7, 10:13 AM GMT-10 · 22732 days ago · 15 km deep · 14 km away
17. 2.013 km S of Pa‘auilo, HawaiiTue, Jul 7, 5:40 AM GMT-10 · 22732 days ago · -2 km deep · 54 km away
18. 2.814 km S of Volcano, HawaiiSun, Jul 5, 5:25 AM GMT-10 · 22734 days ago · 31 km deep · 22 km away
19. 2.212 km S of Pa‘auilo, HawaiiSat, Jul 4, 6:39 AM GMT-10 · 22735 days ago · 10 km deep · 55 km away
20. 2.415 km SSE of Fern Forest, HawaiiFri, Jul 3, 3:03 PM GMT-10 · 22736 days ago · 9 km deep · 35 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19640299. Read Fri, Oct 2, 2026, 7:02 PM UTC.