M2.3 earthquake 6 km SSW of Volcano, Hawaii

Magnitude

2.3 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Fri, Aug 30, 1985, 11:33 AM HST

UTC

1985-08-30 21:33:29 UTC

Depth

1.9 km (1.2 mi), shallow

Epicenter

19.393° N, 155.257° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.3 km in depth

Magnitude uncertainty

±0.29

Depth from

From location

Station coverage gap

36°

Stations used

38

• Volcano, HawaiiPopulation 2,575. Forecast6 kmSSW
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast37 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast345 kmSE

After

1. 2.15 km SSW of Volcano, HawaiiFri, Aug 30, 12:59 PM HST · 15006 days ago · 2 km deep · 1 km away
2. 1.7Island of Hawaii, HawaiiSat, Aug 31, 12:28 AM HST · 15006 days ago · 6 km deep · 9 km away
3. 2.2Hawaii region, HawaiiSat, Aug 31, 12:41 AM HST · 15006 days ago · 7 km deep · 30 km away
4. 1.615 km S of Fern Forest, HawaiiSat, Aug 31, 12:51 AM HST · 15006 days ago · 7 km deep · 15 km away
5. 1.517 km N of P?hala, HawaiiSat, Aug 31, 2:29 AM HST · 15006 days ago · 8 km deep · 24 km away
6. 2.78 km WSW of Volcano, HawaiiSat, Aug 31, 5:33 AM HST · 15006 days ago · 5 km deep · 7 km away
7. 2.09 km WSW of Volcano, HawaiiSat, Aug 31, 5:34 AM HST · 15006 days ago · 5 km deep · 7 km away
8. 1.512 km SSE of Fern Forest, HawaiiSat, Aug 31, 6:19 AM HST · 15006 days ago · 7 km deep · 17 km away
9. 1.61 km SSW of Honoka‘a, HawaiiSat, Aug 31, 2:08 PM HST · 15005 days ago · 46 km deep · 78 km away
10. 1.721 km W of Volcano, HawaiiSat, Aug 31, 4:03 PM HST · 15005 days ago · 2 km deep · 19 km away
11. 1.517 km S of Volcano, HawaiiSat, Aug 31, 5:35 PM HST · 15005 days ago · 5 km deep · 12 km away
12. 1.614 km SE of Fern Forest, HawaiiSat, Aug 31, 10:14 PM HST · 15005 days ago · 6 km deep · 23 km away
13. 1.618 km N of P?hala, HawaiiSat, Aug 31, 11:01 PM HST · 15005 days ago · 8 km deep · 25 km away
14. 2.26 km WSW of P?hala, HawaiiSun, Sep 1, 4:33 PM HST · 15004 days ago · 11 km deep · 38 km away
15. 1.937 km ESE of Naalehu, HawaiiSun, Sep 1, 6:43 PM HST · 15004 days ago · 13 km deep · 54 km away
16. 1.727 km W of Volcano, HawaiiSun, Sep 1, 8:05 PM HST · 15004 days ago · 7 km deep · 25 km away
17. 1.827 km W of Volcano, HawaiiMon, Sep 2, 9:30 AM HST · 15003 days ago · 6 km deep · 26 km away
18. 2.137 km ESE of Naalehu, HawaiiMon, Sep 2, 10:53 AM HST · 15003 days ago · 11 km deep · 52 km away
19. 1.925 km W of Volcano, HawaiiMon, Sep 2, 2:56 PM HST · 15003 days ago · 7 km deep · 23 km away
20. 3.413 km S of Volcano, HawaiiMon, Sep 2, 7:51 PM HST · 15003 days ago · 9 km deep · 8 km away
21. 2.521 km NW of Volcano, HawaiiMon, Sep 2, 8:48 PM HST · 15003 days ago · 6 km deep · 25 km away
22. 1.65 km SW of Volcano, HawaiiTue, Sep 3, 3:18 AM HST · 15003 days ago · 2 km deep · 1 km away
23. 3.140 km ESE of Naalehu, HawaiiTue, Sep 3, 11:22 AM HST · 15002 days ago · 13 km deep · 58 km away
24. 2.06 km SSW of Volcano, HawaiiTue, Sep 3, 12:05 PM HST · 15002 days ago · 2 km deep · 1 km away
25. 2.137 km ESE of Naalehu, HawaiiTue, Sep 3, 5:09 PM HST · 15002 days ago · 15 km deep · 55 km away
26. 1.511 km S of Volcano, HawaiiWed, Sep 4, 12:45 AM HST · 15002 days ago · 7 km deep · 7 km away
27. 2.915 km SE of Fern Forest, HawaiiWed, Sep 4, 1:27 PM HST · 15001 days ago · 7 km deep · 22 km away
28. 1.818 km N of P?hala, HawaiiWed, Sep 4, 4:49 PM HST · 15001 days ago · 8 km deep · 26 km away
29. 2.126 km SSW of Laup?hoehoe, HawaiiThu, Sep 5, 6:05 AM HST · 15001 days ago · 24 km deep · 45 km away
30. 2.010 km SSW of Leilani Estates, HawaiiThu, Sep 5, 8:32 AM HST · 15001 days ago · 6 km deep · 30 km away
31. 2.1Island of Hawaii, HawaiiThu, Sep 5, 10:04 AM HST · 15000 days ago · 6 km deep · 8 km away
32. 1.69 km N of P?hala, HawaiiThu, Sep 5, 11:29 AM HST · 15000 days ago · 10 km deep · 25 km away
33. 2.913 km SSE of Volcano, HawaiiThu, Sep 5, 1:01 PM HST · 15000 days ago · 9 km deep · 10 km away
34. 1.62 km SSE of P?hala, HawaiiFri, Sep 6, 8:57 AM HST · 15000 days ago · 5 km deep · 32 km away
35. 2.024 km W of Volcano, HawaiiFri, Sep 6, 9:23 AM HST · 15000 days ago · 6 km deep · 22 km away
36. 2.235 km ESE of Naalehu, HawaiiFri, Sep 6, 12:32 PM HST · 14999 days ago · 17 km deep · 52 km away
37. 1.923 km N of P?hala, HawaiiFri, Sep 6, 8:40 PM HST · 14999 days ago · 7 km deep · 26 km away
38. 1.815 km S of Fern Forest, HawaiiSat, Sep 7, 2:44 AM HST · 14999 days ago · 7 km deep · 15 km away
39. 2.318 km N of P?hala, HawaiiSat, Sep 7, 12:23 PM HST · 14998 days ago · 8 km deep · 25 km away
40. 2.613 km S of Volcano, HawaiiSat, Sep 7, 2:04 PM HST · 14998 days ago · 8 km deep · 9 km away
41. 1.714 km S of Volcano, HawaiiSat, Sep 7, 2:06 PM HST · 14998 days ago · 3 km deep · 10 km away
42. 1.714 km S of Volcano, HawaiiSat, Sep 7, 3:56 PM HST · 14998 days ago · 3 km deep · 10 km away
43. 1.617 km SSE of Fern Forest, HawaiiSun, Sep 8, 1:38 AM HST · 14998 days ago · 7 km deep · 22 km away
44. 2.014 km SE of Leilani Estates, HawaiiSun, Sep 8, 9:45 AM HST · 14997 days ago · 43 km deep · 46 km away
45. 2.317 km SE of Waimea, HawaiiSun, Sep 8, 4:54 PM HST · 14997 days ago · 21 km deep · 66 km away
46. 2.016 km N of P?hala, HawaiiMon, Sep 9, 2:53 AM HST · 14997 days ago · 7 km deep · 26 km away
47. 2.79 km WSW of Volcano, HawaiiMon, Sep 9, 3:55 AM HST · 14997 days ago · 7 km deep · 8 km away
48. 2.018 km N of P?hala, HawaiiMon, Sep 9, 8:58 AM HST · 14997 days ago · 8 km deep · 21 km away
49. 2.10 km NNE of P?hala, HawaiiTue, Sep 10, 4:19 PM HST · 14995 days ago · 7 km deep · 31 km away
50. 2.12 km SSW of P?hala, HawaiiTue, Sep 10, 4:25 PM HST · 14995 days ago · 33 km deep · 33 km away
51. 1.913 km SSW of Volcano, HawaiiWed, Sep 11, 5:31 AM HST · 14995 days ago · 7 km deep · 8 km away
52. 2.03 km SE of Pa‘auilo, HawaiiWed, Sep 11, 5:48 AM HST · 14995 days ago · 11 km deep · 71 km away
53. 1.920 km WSW of Volcano, HawaiiFri, Sep 13, 3:07 AM HST · 14993 days ago · 10 km deep · 17 km away
54. 1.818 km N of P?hala, HawaiiFri, Sep 13, 4:22 AM HST · 14993 days ago · 8 km deep · 23 km away
55. 3.013 km SSE of Volcano, HawaiiSat, Sep 14, 11:59 PM HST · 14991 days ago · 9 km deep · 10 km away
56. 2.616 km SE of Fern Forest, HawaiiSun, Sep 15, 1:05 AM HST · 14991 days ago · 6 km deep · 23 km away
57. 1.922 km W of Volcano, HawaiiSun, Sep 15, 4:37 AM HST · 14991 days ago · 5 km deep · 21 km away
58. 2.151 km SE of Leilani Estates, HawaiiSun, Sep 15, 6:25 AM HST · 14991 days ago · 32 km deep · 77 km away
59. 2.016 km S of Volcano, HawaiiSun, Sep 15, 5:18 PM HST · 14990 days ago · 8 km deep · 11 km away
60. 1.818 km N of P?hala, HawaiiSun, Sep 15, 5:45 PM HST · 14990 days ago · 8 km deep · 24 km away

The first 60 of 197.

Before

1. 2.117 km N of P?hala, HawaiiFri, Aug 30, 10:29 AM HST · 15006 days ago · 8 km deep · 26 km away
2. 2.418 km N of P?hala, HawaiiFri, Aug 30, 10:13 AM HST · 15006 days ago · 5 km deep · 22 km away
3. 2.710 km WNW of Kalaoa, HawaiiFri, Aug 30, 8:55 AM HST · 15007 days ago · 11 km deep · 95 km away
4. 2.111 km SSE of Volcano, HawaiiFri, Aug 30, 5:40 AM HST · 15007 days ago · 7 km deep · 7 km away
5. 1.715 km S of Fern Forest, HawaiiThu, Aug 29, 10:42 AM HST · 15007 days ago · 7 km deep · 15 km away
6. 2.725 km SSE of Fern Forest, HawaiiThu, Aug 29, 6:46 AM HST · 15008 days ago · 47 km deep · 25 km away
7. 1.813 km S of Fern Forest, HawaiiWed, Aug 28, 7:48 AM HST · 15009 days ago · 6 km deep · 16 km away
8. 1.512 km ENE of P?hala, HawaiiTue, Aug 27, 7:49 PM HST · 15009 days ago · 7 km deep · 21 km away
9. 1.515 km S of Fern Forest, HawaiiTue, Aug 27, 7:23 PM HST · 15009 days ago · 5 km deep · 14 km away
10. 1.810 km N of Wai‘?hinu, HawaiiTue, Aug 27, 3:45 PM HST · 15009 days ago · 27 km deep · 45 km away
11. 1.616 km SE of Fern Forest, HawaiiTue, Aug 27, 1:42 PM HST · 15009 days ago · 7 km deep · 23 km away
12. 2.436 km ESE of Naalehu, HawaiiTue, Aug 27, 10:54 AM HST · 15009 days ago · 13 km deep · 53 km away
13. 2.310 km WSW of Volcano, HawaiiTue, Aug 27, 7:05 AM HST · 15010 days ago · 6 km deep · 8 km away
14. 2.20 km NW of Volcano, HawaiiTue, Aug 27, 12:16 AM HST · 15010 days ago · 31 km deep · 6 km away
15. 1.513 km SSE of Fern Forest, HawaiiMon, Aug 26, 7:26 PM HST · 15010 days ago · 7 km deep · 17 km away
16. 2.314 km S of Fern Forest, HawaiiMon, Aug 26, 11:30 AM HST · 15010 days ago · 8 km deep · 16 km away
17. 2.29 km WSW of Volcano, HawaiiMon, Aug 26, 7:01 AM HST · 15011 days ago · 4 km deep · 7 km away
18. 1.815 km SSE of Volcano, HawaiiMon, Aug 26, 6:06 AM HST · 15011 days ago · 6 km deep · 13 km away
19. 1.834 km SE of P?hala, HawaiiSun, Aug 25, 7:44 PM HST · 15011 days ago · 12 km deep · 47 km away
20. 1.937 km ESE of Naalehu, HawaiiSun, Aug 25, 7:41 PM HST · 15011 days ago · 11 km deep · 54 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19851350. Read Thu, Oct 1, 2026, 6:56 AM UTC.