M1.9 earthquake 14 km SSE of Volcano, Hawaii

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Tue, Aug 20, 1985, 10:30 AM HST

UTC

1985-08-20 20:30:02 UTC

Depth

6.7 km (4.2 mi), shallow

Epicenter

19.320° N, 155.197° 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

±0.06

Depth from

From location

Station coverage gap

96°

Stations used

37

• Volcano, HawaiiPopulation 2,575. Forecast14 kmSSE
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast38 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast355 kmSE

After

1. 1.711 km SSE of Volcano, HawaiiTue, Aug 20, 5:15 PM HST · 15016 days ago · 6 km deep · 3 km away
2. 2.143 km SE of Naalehu, HawaiiWed, Aug 21, 1:06 AM HST · 15016 days ago · 11 km deep · 56 km away
3. 2.4Island of Hawaii, HawaiiWed, Aug 21, 2:08 AM HST · 15016 days ago · 7 km deep · 1 km away
4. 2.014 km S of Fern Forest, HawaiiWed, Aug 21, 5:41 AM HST · 15016 days ago · 7 km deep · 7 km away
5. 1.712 km SSE of Volcano, HawaiiWed, Aug 21, 10:06 AM HST · 15016 days ago · 8 km deep · 2 km away
6. 1.715 km SSE of Volcano, HawaiiWed, Aug 21, 2:45 PM HST · 15015 days ago · 6 km deep · 3 km away
7. 4.226 km SW of Captain Cook, HawaiiThu, Aug 22, 6:28 AM HST · 15015 days ago · 38 km deep · 91 km away
8. 2.113 km SSE of Volcano, HawaiiThu, Aug 22, 9:48 AM HST · 15015 days ago · 7 km deep · 1 km away
9. 2.114 km S of Volcano, HawaiiFri, Aug 23, 2:25 AM HST · 15014 days ago · 8 km deep · 2 km away
10. 2.414 km S of Volcano, HawaiiFri, Aug 23, 4:01 AM HST · 15014 days ago · 8 km deep · 2 km away
11. 1.911 km SSE of Volcano, HawaiiFri, Aug 23, 3:03 PM HST · 15013 days ago · 7 km deep · 2 km away
12. 2.49 km WSW of Laup?hoehoe, HawaiiFri, Aug 23, 3:55 PM HST · 15013 days ago · 26 km deep · 71 km away
13. 2.136 km ESE of Naalehu, HawaiiFri, Aug 23, 6:11 PM HST · 15013 days ago · 13 km deep · 46 km away
14. 2.124 km WNW of Volcano, HawaiiSat, Aug 24, 7:57 AM HST · 15013 days ago · 4 km deep · 33 km away
15. 1.938 km ESE of Naalehu, HawaiiSat, Aug 24, 8:18 PM HST · 15012 days ago · 11 km deep · 46 km away
16. 2.219 km N of P?hala, HawaiiSat, Aug 24, 9:39 PM HST · 15012 days ago · 9 km deep · 27 km away
17. 2.59 km N of Naalehu, HawaiiSat, Aug 24, 9:40 PM HST · 15012 days ago · 7 km deep · 44 km away
18. 1.712 km SSE of Volcano, HawaiiSun, Aug 25, 12:47 AM HST · 15012 days ago · 7 km deep · 1 km away
19. 2.912 km SSE of Volcano, HawaiiSun, Aug 25, 2:53 AM HST · 15012 days ago · 7 km deep · 2 km away
20. 1.612 km SSE of Fern Forest, HawaiiSun, Aug 25, 3:58 AM HST · 15012 days ago · 6 km deep · 14 km away
21. 2.013 km NE of P?hala, HawaiiSun, Aug 25, 4:43 AM HST · 15012 days ago · 4 km deep · 19 km away
22. 2.612 km SSE of Volcano, HawaiiSun, Aug 25, 7:11 AM HST · 15012 days ago · 7 km deep · 3 km away
23. 1.515 km S of Volcano, HawaiiSun, Aug 25, 4:09 PM HST · 15011 days ago · 7 km deep · 3 km away
24. 1.937 km ESE of Naalehu, HawaiiSun, Aug 25, 7:41 PM HST · 15011 days ago · 11 km deep · 47 km away
25. 1.834 km SE of P?hala, HawaiiSun, Aug 25, 7:44 PM HST · 15011 days ago · 12 km deep · 39 km away
26. 1.815 km SSE of Volcano, HawaiiMon, Aug 26, 6:06 AM HST · 15011 days ago · 6 km deep · 4 km away
27. 2.29 km WSW of Volcano, HawaiiMon, Aug 26, 7:01 AM HST · 15011 days ago · 4 km deep · 17 km away
28. 2.314 km S of Fern Forest, HawaiiMon, Aug 26, 11:30 AM HST · 15011 days ago · 8 km deep · 8 km away
29. 1.513 km SSE of Fern Forest, HawaiiMon, Aug 26, 7:26 PM HST · 15010 days ago · 7 km deep · 11 km away
30. 2.20 km NW of Volcano, HawaiiTue, Aug 27, 12:16 AM HST · 15010 days ago · 31 km deep · 15 km away
31. 2.310 km WSW of Volcano, HawaiiTue, Aug 27, 7:05 AM HST · 15010 days ago · 6 km deep · 17 km away
32. 2.436 km ESE of Naalehu, HawaiiTue, Aug 27, 10:54 AM HST · 15010 days ago · 13 km deep · 46 km away
33. 1.616 km SE of Fern Forest, HawaiiTue, Aug 27, 1:42 PM HST · 15010 days ago · 7 km deep · 17 km away
34. 1.810 km N of Wai‘?hinu, HawaiiTue, Aug 27, 3:45 PM HST · 15009 days ago · 27 km deep · 47 km away
35. 1.515 km S of Fern Forest, HawaiiTue, Aug 27, 7:23 PM HST · 15009 days ago · 5 km deep · 6 km away
36. 1.512 km ENE of P?hala, HawaiiTue, Aug 27, 7:49 PM HST · 15009 days ago · 7 km deep · 20 km away
37. 1.813 km S of Fern Forest, HawaiiWed, Aug 28, 7:48 AM HST · 15009 days ago · 6 km deep · 9 km away
38. 2.725 km SSE of Fern Forest, HawaiiThu, Aug 29, 6:46 AM HST · 15008 days ago · 47 km deep · 16 km away
39. 1.715 km S of Fern Forest, HawaiiThu, Aug 29, 10:42 AM HST · 15008 days ago · 7 km deep · 7 km away
40. 2.111 km SSE of Volcano, HawaiiFri, Aug 30, 5:40 AM HST · 15007 days ago · 7 km deep · 3 km away
41. 2.418 km N of P?hala, HawaiiFri, Aug 30, 10:13 AM HST · 15007 days ago · 5 km deep · 28 km away
42. 2.117 km N of P?hala, HawaiiFri, Aug 30, 10:29 AM HST · 15007 days ago · 8 km deep · 32 km away
43. 2.36 km SSW of Volcano, HawaiiFri, Aug 30, 11:33 AM HST · 15007 days ago · 2 km deep · 10 km away
44. 2.15 km SSW of Volcano, HawaiiFri, Aug 30, 12:59 PM HST · 15007 days ago · 2 km deep · 11 km away
45. 1.7Island of Hawaii, HawaiiSat, Aug 31, 12:28 AM HST · 15006 days ago · 6 km deep · 1 km away
46. 2.2Hawaii region, HawaiiSat, Aug 31, 12:41 AM HST · 15006 days ago · 7 km deep · 26 km away
47. 1.615 km S of Fern Forest, HawaiiSat, Aug 31, 12:51 AM HST · 15006 days ago · 7 km deep · 7 km away
48. 1.517 km N of P?hala, HawaiiSat, Aug 31, 2:29 AM HST · 15006 days ago · 8 km deep · 30 km away
49. 2.78 km WSW of Volcano, HawaiiSat, Aug 31, 5:33 AM HST · 15006 days ago · 5 km deep · 16 km away
50. 2.09 km WSW of Volcano, HawaiiSat, Aug 31, 5:34 AM HST · 15006 days ago · 5 km deep · 16 km away
51. 1.512 km SSE of Fern Forest, HawaiiSat, Aug 31, 6:19 AM HST · 15006 days ago · 7 km deep · 11 km away
52. 1.61 km SSW of Honoka‘a, HawaiiSat, Aug 31, 2:08 PM HST · 15005 days ago · 46 km deep · 88 km away
53. 1.721 km W of Volcano, HawaiiSat, Aug 31, 4:03 PM HST · 15005 days ago · 2 km deep · 28 km away
54. 1.517 km S of Volcano, HawaiiSat, Aug 31, 5:35 PM HST · 15005 days ago · 5 km deep · 7 km away
55. 1.614 km SE of Fern Forest, HawaiiSat, Aug 31, 10:14 PM HST · 15005 days ago · 6 km deep · 17 km away
56. 1.618 km N of P?hala, HawaiiSat, Aug 31, 11:01 PM HST · 15005 days ago · 8 km deep · 32 km away
57. 2.26 km WSW of P?hala, HawaiiSun, Sep 1, 4:33 PM HST · 15004 days ago · 11 km deep · 39 km away
58. 1.937 km ESE of Naalehu, HawaiiSun, Sep 1, 6:43 PM HST · 15004 days ago · 13 km deep · 47 km away
59. 1.727 km W of Volcano, HawaiiSun, Sep 1, 8:05 PM HST · 15004 days ago · 7 km deep · 34 km away
60. 1.827 km W of Volcano, HawaiiMon, Sep 2, 9:30 AM HST · 15004 days ago · 6 km deep · 34 km away

The first 60 of 197.

Before

1. 2.613 km ENE of P?hala, HawaiiTue, Aug 20, 7:22 AM HST · 15017 days ago · 7 km deep · 19 km away
2. 2.110 km NW of P?hala, HawaiiMon, Aug 19, 8:55 AM HST · 15018 days ago · 6 km deep · 39 km away
3. 2.16 km NNW of P?hala, HawaiiMon, Aug 19, 5:30 AM HST · 15018 days ago · 8 km deep · 32 km away
4. 2.113 km W of Volcano, HawaiiMon, Aug 19, 3:56 AM HST · 15018 days ago · 8 km deep · 21 km away
5. 1.921 km NNE of P?hala, HawaiiSun, Aug 18, 3:38 PM HST · 15018 days ago · 9 km deep · 26 km away
6. 1.812 km SSE of Fern Forest, HawaiiSun, Aug 18, 10:05 AM HST · 15019 days ago · 7 km deep · 11 km away
7. 2.226 km W of Volcano, HawaiiSun, Aug 18, 9:40 AM HST · 15019 days ago · 8 km deep · 33 km away
8. 2.042 km ESE of Naalehu, HawaiiSun, Aug 18, 6:05 AM HST · 15019 days ago · 12 km deep · 52 km away
9. 2.118 km S of Volcano, HawaiiSat, Aug 17, 8:01 PM HST · 15019 days ago · 9 km deep · 8 km away
10. 1.75 km S of Honoka‘a, HawaiiSat, Aug 17, 4:52 PM HST · 15019 days ago · 10 km deep · 84 km away
11. 2.09 km N of Naalehu, HawaiiFri, Aug 16, 7:05 PM HST · 15020 days ago · 8 km deep · 44 km away
12. 1.824 km W of Volcano, HawaiiFri, Aug 16, 6:35 PM HST · 15020 days ago · 7 km deep · 32 km away
13. 1.513 km SSE of Fern Forest, HawaiiFri, Aug 16, 5:58 PM HST · 15020 days ago · 5 km deep · 10 km away
14. 2.410 km N of Naalehu, HawaiiFri, Aug 16, 5:42 PM HST · 15020 days ago · 7 km deep · 44 km away
15. 1.811 km SSE of Fern Forest, HawaiiFri, Aug 16, 3:47 PM HST · 15020 days ago · 7 km deep · 12 km away
16. 1.615 km SW of Leilani Estates, HawaiiFri, Aug 16, 11:48 AM HST · 15021 days ago · 2 km deep · 20 km away
17. 2.014 km S of Fern Forest, HawaiiFri, Aug 16, 2:57 AM HST · 15021 days ago · 8 km deep · 8 km away
18. 1.812 km S of Volcano, HawaiiThu, Aug 15, 6:40 PM HST · 15021 days ago · 6 km deep · 3 km away
19. 2.027 km SSE of Waimea, HawaiiThu, Aug 15, 6:34 AM HST · 15022 days ago · 25 km deep · 65 km away
20. 1.618 km N of P?hala, HawaiiThu, Aug 15, 3:56 AM HST · 15022 days ago · 8 km deep · 32 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19851293. Read Thu, Oct 1, 2026, 11:25 AM UTC.