M2.1 earthquake 10 km W of Volcano, Hawaii

Magnitude

2.1 (ml), micro

Local time

Tue, Dec 31, 1985, 10:05 AM HST

UTC

1985-12-31 20:05:59 UTC

Depth

2.7 km (1.7 mi), shallow

Epicenter

19.425° N, 155.330° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 1.0 km in depth

Magnitude uncertainty

±0.24

Depth from

From location

Station coverage gap

66°

Stations used

24

• Volcano, HawaiiPopulation 2,575. Forecast10 kmWSW
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast42 kmWSW
• Honolulu, HawaiiPopulation 350,964. Forecast337 kmSE

After

1. 2.310 km WSW of Volcano, HawaiiTue, Dec 31, 10:18 AM HST · 14880 days ago · 2 km deep · 0 km away
2. 3.010 km W of Volcano, HawaiiTue, Dec 31, 10:18 AM HST · 14880 days ago · 2 km deep · 0 km away
3. 2.210 km WSW of Volcano, HawaiiTue, Dec 31, 10:26 AM HST · 14880 days ago · 1 km deep · 0 km away
4. 2.19 km W of Volcano, HawaiiTue, Dec 31, 10:41 AM HST · 14880 days ago · 2 km deep · 1 km away
5. 2.79 km W of Volcano, HawaiiTue, Dec 31, 12:07 PM HST · 14880 days ago · 3 km deep · 1 km away
6. 1.810 km W of Volcano, HawaiiTue, Dec 31, 12:28 PM HST · 14880 days ago · 1 km deep · 0 km away
7. 3.39 km WSW of Volcano, HawaiiTue, Dec 31, 1:35 PM HST · 14880 days ago · 3 km deep · 1 km away
8. 2.010 km WSW of Volcano, HawaiiTue, Dec 31, 1:52 PM HST · 14880 days ago · 1 km deep · 0 km away
9. 1.810 km WSW of Volcano, HawaiiTue, Dec 31, 2:00 PM HST · 14880 days ago · 2 km deep · 0 km away
10. 2.89 km WSW of Volcano, HawaiiTue, Dec 31, 2:07 PM HST · 14880 days ago · 5 km deep · 1 km away
11. 2.19 km W of Volcano, HawaiiTue, Dec 31, 3:23 PM HST · 14880 days ago · 1 km deep · 1 km away
12. 3.09 km WSW of Volcano, HawaiiTue, Dec 31, 3:33 PM HST · 14880 days ago · 5 km deep · 1 km away
13. 2.19 km WSW of Volcano, HawaiiTue, Dec 31, 3:37 PM HST · 14880 days ago · 3 km deep · 1 km away
14. 2.09 km WSW of Volcano, HawaiiTue, Dec 31, 4:11 PM HST · 14880 days ago · 4 km deep · 1 km away
15. 1.99 km WSW of Volcano, HawaiiTue, Dec 31, 4:13 PM HST · 14880 days ago · 3 km deep · 1 km away
16. 2.29 km WSW of Volcano, HawaiiTue, Dec 31, 4:17 PM HST · 14880 days ago · 3 km deep · 1 km away
17. 2.69 km WSW of Volcano, HawaiiTue, Dec 31, 4:27 PM HST · 14880 days ago · 5 km deep · 2 km away
18. 2.19 km WSW of Volcano, HawaiiTue, Dec 31, 4:47 PM HST · 14880 days ago · 4 km deep · 1 km away
19. 2.19 km WSW of Volcano, HawaiiTue, Dec 31, 5:55 PM HST · 14880 days ago · 3 km deep · 1 km away
20. 2.19 km WSW of Volcano, HawaiiTue, Dec 31, 6:08 PM HST · 14880 days ago · 3 km deep · 1 km away
21. 2.010 km W of Volcano, HawaiiTue, Dec 31, 6:13 PM HST · 14880 days ago · 0 km deep · 1 km away
22. 2.69 km WSW of Volcano, HawaiiTue, Dec 31, 7:46 PM HST · 14880 days ago · 3 km deep · 1 km away
23. 1.8Island of Hawaii, HawaiiWed, Jan 1, 2:10 AM HST · 14880 days ago · 1 km deep · 0 km away
24. 2.025 km ESE of Honaunau-Napoopoo, HawaiiWed, Jan 1, 4:41 PM HST · 14879 days ago · -4 km deep · 32 km away
25. 2.05 km SSW of Volcano, HawaiiWed, Jan 1, 8:20 PM HST · 14879 days ago · 2 km deep · 8 km away
26. 1.79 km W of Volcano, HawaiiWed, Jan 1, 9:10 PM HST · 14879 days ago · 5 km deep · 0 km away
27. 1.628 km SSE of Waimea, HawaiiThu, Jan 2, 3:56 AM HST · 14879 days ago · 7 km deep · 47 km away
28. 2.122 km W of Volcano, HawaiiThu, Jan 2, 4:09 AM HST · 14879 days ago · -1 km deep · 13 km away
29. 2.18 km WSW of Volcano, HawaiiThu, Jan 2, 4:42 AM HST · 14879 days ago · 8 km deep · 2 km away
30. 1.89 km SW of Volcano, HawaiiThu, Jan 2, 6:48 AM HST · 14879 days ago · 3 km deep · 6 km away
31. 1.99 km WNW of Volcano, HawaiiThu, Jan 2, 7:38 AM HST · 14879 days ago · -1 km deep · 5 km away
32. 1.910 km WSW of Volcano, HawaiiThu, Jan 2, 11:52 AM HST · 14878 days ago · 3 km deep · 3 km away
33. 2.011 km WSW of Volcano, HawaiiThu, Jan 2, 2:23 PM HST · 14878 days ago · 2 km deep · 3 km away
34. 1.59 km W of Volcano, HawaiiThu, Jan 2, 8:38 PM HST · 14878 days ago · 3 km deep · 1 km away
35. 2.424 km W of Volcano, HawaiiFri, Jan 3, 12:20 AM HST · 14878 days ago · 4 km deep · 15 km away
36. 3.323 km WNW of Volcano, HawaiiFri, Jan 3, 1:34 AM HST · 14878 days ago · 6 km deep · 15 km away
37. 1.923 km W of Volcano, HawaiiFri, Jan 3, 3:23 AM HST · 14878 days ago · 3 km deep · 15 km away
38. 2.16 km ENE of P?hala, HawaiiFri, Jan 3, 4:24 AM HST · 14878 days ago · 37 km deep · 24 km away
39. 2.114 km S of Fern Forest, HawaiiFri, Jan 3, 3:05 PM HST · 14877 days ago · 7 km deep · 23 km away
40. 1.66 km SW of Volcano, HawaiiFri, Jan 3, 3:29 PM HST · 14877 days ago · 1 km deep · 5 km away
41. 1.82 km NW of Fern Forest, HawaiiSat, Jan 4, 12:43 AM HST · 14877 days ago · 6 km deep · 20 km away
42. 1.6Island of Hawaii, HawaiiSat, Jan 4, 3:43 AM HST · 14877 days ago · 9 km deep · 6 km away
43. 2.112 km SSE of Volcano, HawaiiSat, Jan 4, 7:15 AM HST · 14877 days ago · 7 km deep · 17 km away
44. 1.913 km S of Volcano, HawaiiSat, Jan 4, 8:22 AM HST · 14877 days ago · 5 km deep · 16 km away
45. 1.76 km SSW of Volcano, HawaiiSun, Jan 5, 4:50 AM HST · 14876 days ago · 27 km deep · 10 km away
46. 2.313 km NW of Mountain View, HawaiiSun, Jan 5, 8:44 AM HST · 14876 days ago · 12 km deep · 26 km away
47. 1.817 km W of Volcano, HawaiiSun, Jan 5, 10:40 AM HST · 14875 days ago · 10 km deep · 9 km away
48. 1.625 km N of P?hala, HawaiiSun, Jan 5, 11:46 AM HST · 14875 days ago · 8 km deep · 17 km away
49. 2.114 km WSW of Volcano, HawaiiSun, Jan 5, 2:50 PM HST · 14875 days ago · 9 km deep · 4 km away
50. 2.615 km SSW of Honoka‘a, HawaiiSun, Jan 5, 6:24 PM HST · 14875 days ago · 41 km deep · 64 km away
51. 1.714 km WSW of Volcano, HawaiiSun, Jan 5, 8:30 PM HST · 14875 days ago · 10 km deep · 4 km away
52. 1.624 km N of P?hala, HawaiiSun, Jan 5, 11:10 PM HST · 14875 days ago · 9 km deep · 18 km away
53. 1.513 km SSE of Volcano, HawaiiMon, Jan 6, 12:41 AM HST · 14875 days ago · 6 km deep · 17 km away
54. 1.918 km N of P?hala, HawaiiMon, Jan 6, 1:53 AM HST · 14875 days ago · 8 km deep · 18 km away
55. 1.826 km N of P?hala, HawaiiMon, Jan 6, 8:34 AM HST · 14875 days ago · 6 km deep · 18 km away
56. 1.613 km S of Fern Forest, HawaiiMon, Jan 6, 8:44 AM HST · 14875 days ago · 7 km deep · 23 km away
57. 2.018 km S of Volcano, HawaiiMon, Jan 6, 9:44 AM HST · 14875 days ago · 6 km deep · 17 km away
58. 1.512 km SSW of Leilani Estates, HawaiiMon, Jan 6, 2:02 PM HST · 14874 days ago · 5 km deep · 38 km away
59. 1.59 km WSW of Volcano, HawaiiMon, Jan 6, 5:20 PM HST · 14874 days ago · 2 km deep · 1 km away
60. 1.69 km WSW of Volcano, HawaiiMon, Jan 6, 5:23 PM HST · 14874 days ago · 2 km deep · 1 km away

The first 60 of 197.

Before

1. 2.610 km WSW of Volcano, HawaiiTue, Dec 31, 10:02 AM HST · 14881 days ago · 2 km deep · 1 km away
2. 2.110 km WSW of Volcano, HawaiiTue, Dec 31, 10:02 AM HST · 14881 days ago · 2 km deep · 0 km away
3. 2.05 km SSW of Volcano, HawaiiTue, Dec 31, 4:36 AM HST · 14881 days ago · 2 km deep · 8 km away
4. 1.913 km SSE of Volcano, HawaiiMon, Dec 30, 2:57 PM HST · 14881 days ago · 7 km deep · 18 km away
5. 1.513 km SSE of Volcano, HawaiiMon, Dec 30, 2:48 PM HST · 14881 days ago · 5 km deep · 18 km away
6. 1.67 km NNW of P?hala, HawaiiMon, Dec 30, 8:52 AM HST · 14882 days ago · 8 km deep · 25 km away
7. 1.915 km S of Volcano, HawaiiMon, Dec 30, 1:58 AM HST · 14882 days ago · 5 km deep · 18 km away
8. 1.9Island of Hawaii, HawaiiMon, Dec 30, 12:36 AM HST · 14882 days ago · 2 km deep · 9 km away
9. 1.817 km S of Volcano, HawaiiSun, Dec 29, 9:47 AM HST · 14883 days ago · 6 km deep · 20 km away
10. 1.917 km W of Volcano, HawaiiSat, Dec 28, 8:33 PM HST · 14883 days ago · 8 km deep · 8 km away
11. 2.25 km NE of Puako, HawaiiSat, Dec 28, 4:57 PM HST · 14883 days ago · 6 km deep · 82 km away
12. 2.14 km E of Leilani Estates, HawaiiSat, Dec 28, 1:10 PM HST · 14883 days ago · 4 km deep · 48 km away
13. 1.717 km NE of P?hala, HawaiiSat, Dec 28, 12:26 PM HST · 14883 days ago · 7 km deep · 15 km away
14. 1.912 km SSE of Volcano, HawaiiSat, Dec 28, 10:35 AM HST · 14883 days ago · 6 km deep · 18 km away
15. 2.023 km WNW of Volcano, HawaiiFri, Dec 27, 4:09 PM HST · 14884 days ago · 11 km deep · 15 km away
16. 1.922 km ESE of Naalehu, HawaiiFri, Dec 27, 3:49 PM HST · 14884 days ago · 35 km deep · 45 km away
17. 1.614 km S of Volcano, HawaiiFri, Dec 27, 2:53 PM HST · 14884 days ago · 6 km deep · 17 km away
18. 1.610 km N of P?hala, HawaiiFri, Dec 27, 12:42 AM HST · 14885 days ago · 5 km deep · 22 km away
19. 2.611 km SSE of Volcano, HawaiiThu, Dec 26, 9:54 AM HST · 14886 days ago · 8 km deep · 16 km away
20. 2.88 km WSW of P?hala, HawaiiThu, Dec 26, 6:28 AM HST · 14886 days ago · 6 km deep · 37 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19852021. Read Mon, Sep 28, 2026, 7:36 AM UTC.