M2.3 earthquake 16 km WNW of Volcano, Hawaii

Magnitude

2.3 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Mon, Sep 26, 1966, 4:08 PM GMT-10

UTC

1966-09-27 02:08:54 UTC

Depth

12.3 km (7.7 mi), shallow

Epicenter

19.498° N, 155.385° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.3 km horizontally, 2.7 km in depth

Depth from

From location

Station coverage gap

293°, poorly surrounded by stations

Stations used

6

• Volcano, HawaiiPopulation 2,575. Forecast17 kmWNW
• Hilo, HawaiiPopulation 43,263. Forecast40 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast327 kmSE

After

1. 2.212 km SSE of Volcano, HawaiiTue, Sep 27, 7:21 PM GMT-10 · 21919 days ago · 3 km deep · 28 km away
2. 2.417 km WNW of Volcano, HawaiiTue, Sep 27, 9:24 PM GMT-10 · 21919 days ago · 8 km deep · 0 km away
3. 3.717 km W of Volcano, HawaiiWed, Sep 28, 12:03 PM GMT-10 · 21918 days ago · 4 km deep · 7 km away
4. 2.519 km S of Leilani Estates, HawaiiWed, Sep 28, 11:36 PM GMT-10 · 21918 days ago · 10 km deep · 54 km away
5. 2.516 km S of Fern Forest, HawaiiThu, Sep 29, 3:56 PM GMT-10 · 21917 days ago · 7 km deep · 32 km away
6. 3.0Island of Hawaii, HawaiiFri, Sep 30, 12:57 AM GMT-10 · 21917 days ago · 5 km deep · 48 km away
7. 2.85 km ENE of Honaunau-Napoopoo, HawaiiSat, Oct 1, 1:12 AM GMT-10 · 21916 days ago · 4 km deep · 45 km away
8. 2.919 km W of Volcano, HawaiiSat, Oct 1, 2:50 PM GMT-10 · 21915 days ago · 7 km deep · 11 km away
9. 3.76 km S of Volcano, HawaiiMon, Oct 3, 3:49 AM GMT-10 · 21913 days ago · 29 km deep · 20 km away
10. 2.75 km SSW of Volcano, HawaiiTue, Oct 4, 1:10 AM GMT-10 · 21913 days ago · 27 km deep · 17 km away
11. 2.616 km SSE of Fern Forest, HawaiiTue, Oct 4, 10:41 PM GMT-10 · 21912 days ago · 6 km deep · 37 km away
12. 2.915 km NNE of P?hala, HawaiiFri, Oct 7, 2:26 AM GMT-10 · 21909 days ago · 10 km deep · 19 km away
13. 2.817 km NNE of P?hala, HawaiiSun, Oct 9, 6:27 AM GMT-10 · 21907 days ago · 6 km deep · 16 km away
14. 2.720 km NW of P?hala, HawaiiMon, Oct 10, 9:17 PM GMT-10 · 21906 days ago · 16 km deep · 28 km away
15. 2.420 km WSW of Volcano, HawaiiWed, Oct 12, 1:21 AM GMT-10 · 21905 days ago · 7 km deep · 13 km away
16. 2.414 km SSE of Fern Forest, HawaiiWed, Oct 12, 11:22 AM GMT-10 · 21904 days ago · 9 km deep · 37 km away
17. 2.414 km SSE of Fern Forest, HawaiiWed, Oct 12, 1:34 PM GMT-10 · 21904 days ago · 9 km deep · 36 km away
18. 3.415 km SSE of Fern Forest, HawaiiThu, Oct 13, 1:59 PM GMT-10 · 21903 days ago · 10 km deep · 39 km away
19. 3.113 km SSE of Volcano, HawaiiThu, Oct 13, 10:00 PM GMT-10 · 21903 days ago · -1 km deep · 28 km away
20. 2.618 km WSW of Volcano, HawaiiFri, Oct 14, 8:39 AM GMT-10 · 21902 days ago · 7 km deep · 14 km away
21. 2.711 km SSE of Fern Forest, HawaiiFri, Oct 14, 11:55 PM GMT-10 · 21902 days ago · 9 km deep · 34 km away
22. 3.010 km SW of Volcano, HawaiiSat, Oct 15, 7:06 AM GMT-10 · 21901 days ago · 31 km deep · 16 km away
23. 2.519 km WSW of Volcano, HawaiiSun, Oct 16, 1:49 AM GMT-10 · 21901 days ago · 9 km deep · 12 km away
24. 2.9Island of Hawaii, HawaiiSun, Oct 16, 2:15 AM GMT-10 · 21901 days ago · 2 km deep · 27 km away
25. 2.913 km ENE of P?hala, HawaiiSun, Oct 16, 2:15 AM GMT-10 · 21901 days ago · -1 km deep · 26 km away
26. 2.915 km S of Fern Forest, HawaiiSun, Oct 16, 7:46 AM GMT-10 · 21900 days ago · -1 km deep · 33 km away
27. 3.24 km ENE of P?hala, HawaiiMon, Oct 17, 5:05 AM GMT-10 · 21899 days ago · 0 km deep · 32 km away
28. 3.218 km S of Fern Forest, HawaiiWed, Oct 19, 12:49 PM GMT-10 · 21897 days ago · 4 km deep · 34 km away
29. 3.312 km NW of Wai‘?hinu, HawaiiWed, Oct 19, 8:08 PM GMT-10 · 21897 days ago · 10 km deep · 48 km away
30. 2.518 km WSW of Volcano, HawaiiSat, Oct 22, 2:07 PM GMT-10 · 21894 days ago · 9 km deep · 14 km away
31. 3.17 km WNW of Kurtistown, HawaiiSun, Oct 23, 2:25 AM GMT-10 · 21893 days ago · 22 km deep · 32 km away
32. 2.614 km S of Fern Forest, HawaiiThu, Oct 27, 8:08 PM GMT-10 · 21889 days ago · 5 km deep · 32 km away
33. 2.99 km S of Leilani Estates, HawaiiFri, Oct 28, 7:18 PM GMT-10 · 21888 days ago · 7 km deep · 50 km away
34. 2.85 km ESE of Honaunau-Napoopoo, HawaiiSat, Oct 29, 12:04 PM GMT-10 · 21887 days ago · -1 km deep · 46 km away
35. 4.218 km N of P?hala, HawaiiSun, Oct 30, 6:49 PM GMT-10 · 21886 days ago · 10 km deep · 17 km away
36. 2.812 km SSE of Volcano, HawaiiSun, Oct 30, 9:18 PM GMT-10 · 21886 days ago · -1 km deep · 26 km away
37. 2.69 km SSE of Fern Forest, HawaiiSun, Oct 30, 9:21 PM GMT-10 · 21886 days ago · 4 km deep · 32 km away
38. 3.016 km SSE of Fern Forest, HawaiiMon, Oct 31, 2:08 AM GMT-10 · 21886 days ago · 8 km deep · 38 km away
39. 2.916 km S of Volcano, HawaiiMon, Oct 31, 6:10 PM GMT-10 · 21885 days ago · 0 km deep · 27 km away
40. 2.621 km S of Fern Forest, HawaiiTue, Nov 1, 6:50 PM GMT-10 · 21884 days ago · 7 km deep · 38 km away
41. 3.26 km SW of Volcano, HawaiiFri, Nov 4, 11:29 AM GMT-10 · 21881 days ago · 32 km deep · 16 km away
42. 3.7Island of Hawaii, HawaiiSat, Nov 5, 9:42 AM GMT-10 · 21880 days ago · 0 km deep · 58 km away
43. 2.82 km WSW of Leilani Estates, HawaiiSun, Nov 6, 6:37 AM GMT-10 · 21879 days ago · 0 km deep · 46 km away
44. 2.725 km N of P?hala, HawaiiSun, Nov 6, 10:00 AM GMT-10 · 21879 days ago · -1 km deep · 14 km away
45. 2.717 km S of Volcano, HawaiiSun, Nov 6, 11:26 AM GMT-10 · 21879 days ago · 1 km deep · 30 km away
46. 2.518 km SSW of Leilani Estates, HawaiiMon, Nov 7, 11:51 PM GMT-10 · 21878 days ago · 4 km deep · 44 km away
47. 2.611 km SSW of Volcano, HawaiiTue, Nov 8, 1:22 AM GMT-10 · 21878 days ago · -1 km deep · 22 km away
48. 2.53 km WNW of Kalaoa, HawaiiTue, Nov 8, 11:15 AM GMT-10 · 21877 days ago · 9 km deep · 71 km away
49. 2.818 km S of Fern Forest, HawaiiWed, Nov 9, 4:41 PM GMT-10 · 21876 days ago · 8 km deep · 35 km away
50. 2.619 km S of Fern Forest, HawaiiWed, Nov 9, 4:43 PM GMT-10 · 21876 days ago · 1 km deep · 37 km away
51. 2.815 km SSE of Fern Forest, HawaiiSat, Nov 12, 3:21 AM GMT-10 · 21873 days ago · 6 km deep · 35 km away
52. 2.513 km ESE of Leilani Estates, HawaiiSun, Nov 13, 1:32 AM GMT-10 · 21873 days ago · 9 km deep · 62 km away
53. 2.812 km SSW of Volcano, HawaiiSun, Nov 13, 1:08 PM GMT-10 · 21872 days ago · 32 km deep · 19 km away
54. 2.64 km E of Leilani Estates, HawaiiMon, Nov 14, 2:58 AM GMT-10 · 21871 days ago · 0 km deep · 53 km away
55. 2.618 km W of Volcano, HawaiiTue, Nov 15, 5:48 AM GMT-10 · 21870 days ago · 8 km deep · 9 km away
56. 2.612 km ESE of Honaunau-Napoopoo, HawaiiTue, Nov 15, 1:18 PM GMT-10 · 21870 days ago · 4 km deep · 40 km away
57. 3.214 km SE of Leilani Estates, HawaiiWed, Nov 16, 7:19 PM GMT-10 · 21869 days ago · 6 km deep · 62 km away
58. 3.77 km ESE of Leilani Estates, HawaiiThu, Nov 17, 5:17 AM GMT-10 · 21868 days ago · 0 km deep · 56 km away
59. 2.315 km SSE of Fern Forest, HawaiiThu, Nov 17, 7:41 PM GMT-10 · 21868 days ago · 9 km deep · 37 km away
60. 2.610 km N of P?hala, HawaiiThu, Nov 17, 10:18 PM GMT-10 · 21868 days ago · 2 km deep · 24 km away

The first 60 of 68.

Before

1. 2.212 km SSE of Volcano, HawaiiSun, Sep 25, 11:11 PM GMT-10 · 21921 days ago · 4 km deep · 27 km away
2. 2.911 km E of Naalehu, HawaiiFri, Sep 23, 11:57 AM GMT-10 · 21923 days ago · 30 km deep · 48 km away
3. 2.82 km E of Ainaloa, HawaiiFri, Sep 23, 10:33 AM GMT-10 · 21923 days ago · 11 km deep · 43 km away
4. 2.5Island of Hawaii, HawaiiFri, Sep 23, 1:44 AM GMT-10 · 21924 days ago · 7 km deep · 43 km away
5. 2.69 km SSE of Volcano, HawaiiThu, Sep 22, 6:31 PM GMT-10 · 21924 days ago · 5 km deep · 25 km away
6. 3.311 km ENE of Pepeekeo, HawaiiWed, Sep 21, 3:24 PM GMT-10 · 21925 days ago · 4 km deep · 58 km away
7. 2.57 km SW of Volcano, HawaiiWed, Sep 21, 4:22 AM GMT-10 · 21925 days ago · 27 km deep · 15 km away
8. 2.67 km SSW of Volcano, HawaiiWed, Sep 21, 3:54 AM GMT-10 · 21925 days ago · 31 km deep · 18 km away
9. 2.66 km SSW of Volcano, HawaiiWed, Sep 21, 2:45 AM GMT-10 · 21925 days ago · 28 km deep · 17 km away
10. 2.610 km SSW of Volcano, HawaiiWed, Sep 21, 2:14 AM GMT-10 · 21926 days ago · 29 km deep · 20 km away
11. 2.58 km SSW of Volcano, HawaiiWed, Sep 21, 2:10 AM GMT-10 · 21926 days ago · 27 km deep · 19 km away
12. 2.66 km SSW of Volcano, HawaiiWed, Sep 21, 1:47 AM GMT-10 · 21926 days ago · 29 km deep · 17 km away
13. 3.27 km SW of Volcano, HawaiiWed, Sep 21, 1:45 AM GMT-10 · 21926 days ago · 30 km deep · 16 km away
14. 2.610 km SSW of Volcano, HawaiiTue, Sep 20, 2:26 PM GMT-10 · 21926 days ago · 30 km deep · 20 km away
15. 3.610 km SSW of Volcano, HawaiiTue, Sep 20, 9:55 AM GMT-10 · 21926 days ago · 28 km deep · 19 km away
16. 2.613 km S of Volcano, HawaiiTue, Sep 20, 1:31 AM GMT-10 · 21927 days ago · 6 km deep · 26 km away
17. 2.317 km SSE of Volcano, HawaiiFri, Sep 16, 4:58 PM GMT-10 · 21930 days ago · 1 km deep · 32 km away
18. 2.719 km NNE of P?hala, HawaiiFri, Sep 16, 12:41 PM GMT-10 · 21930 days ago · 9 km deep · 15 km away
19. 2.446 km ESE of P?hala, HawaiiThu, Sep 15, 10:16 PM GMT-10 · 21931 days ago · 16 km deep · 65 km away
20. 2.521 km W of Volcano, HawaiiWed, Sep 14, 12:03 AM GMT-10 · 21933 days ago · 3 km deep · 10 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19660402. Read Thu, Oct 1, 2026, 11:45 PM UTC.