M1.9 earthquake 7 km SW of Volcano, Hawaii

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Sun, Oct 18, 1981, 11:42 AM HST

UTC

1981-10-18 21:42:28 UTC

Depth

1.7 km (1.1 mi), shallow

Epicenter

19.394° N, 155.279° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.2 km in depth

Depth from

From location

Station coverage gap

76°

Stations used

17

• Volcano, HawaiiPopulation 2,575. Forecast7 kmSW
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast39 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast343 kmSE

After

1. 2.412 km S of Volcano, HawaiiSun, Oct 18, 7:41 PM HST · 16418 days ago · 8 km deep · 9 km away
2. 1.912 km NNE of P?hala, HawaiiMon, Oct 19, 4:16 AM HST · 16418 days ago · 9 km deep · 18 km away
3. 3.113 km SSE of Volcano, HawaiiMon, Oct 19, 10:08 AM HST · 16418 days ago · 9 km deep · 12 km away
4. 1.728 km SE of P?hala, HawaiiMon, Oct 19, 11:49 AM HST · 16418 days ago · 39 km deep · 44 km away
5. 2.114 km S of Volcano, HawaiiMon, Oct 19, 12:30 PM HST · 16418 days ago · 6 km deep · 10 km away
6. 1.74 km SSW of Leilani Estates, HawaiiMon, Oct 19, 1:42 PM HST · 16418 days ago · 5 km deep · 36 km away
7. 2.124 km N of P?hala, HawaiiMon, Oct 19, 2:49 PM HST · 16418 days ago · 6 km deep · 21 km away
8. 1.75 km SSW of Volcano, HawaiiMon, Oct 19, 5:13 PM HST · 16417 days ago · 2 km deep · 2 km away
9. 2.26 km SSW of Volcano, HawaiiMon, Oct 19, 7:30 PM HST · 16417 days ago · 2 km deep · 2 km away
10. 1.515 km S of Fern Forest, HawaiiMon, Oct 19, 7:34 PM HST · 16417 days ago · 6 km deep · 16 km away
11. 1.912 km S of Volcano, HawaiiMon, Oct 19, 10:16 PM HST · 16417 days ago · 7 km deep · 9 km away
12. 1.614 km S of Volcano, HawaiiTue, Oct 20, 4:42 PM HST · 16416 days ago · 6 km deep · 11 km away
13. 1.714 km S of Volcano, HawaiiWed, Oct 21, 4:37 AM HST · 16416 days ago · 6 km deep · 10 km away
14. 2.225 km E of Honaunau-Napoopoo, HawaiiWed, Oct 21, 5:38 PM HST · 16415 days ago · -1 km deep · 36 km away
15. 2.225 km E of Honaunau-Napoopoo, HawaiiThu, Oct 22, 2:23 AM HST · 16415 days ago · -1 km deep · 36 km away
16. 2.226 km E of Honaunau-Napoopoo, HawaiiThu, Oct 22, 3:25 AM HST · 16415 days ago · -2 km deep · 35 km away
17. 2.114 km SSE of Volcano, HawaiiThu, Oct 22, 4:11 AM HST · 16415 days ago · 6 km deep · 12 km away
18. 2.411 km S of Volcano, HawaiiThu, Oct 22, 5:14 AM HST · 16415 days ago · 7 km deep · 9 km away
19. 2.516 km S of Fern Forest, HawaiiThu, Oct 22, 1:22 PM HST · 16415 days ago · 8 km deep · 17 km away
20. 2.415 km S of Fern Forest, HawaiiThu, Oct 22, 1:23 PM HST · 16415 days ago · 8 km deep · 16 km away
21. 1.914 km S of Volcano, HawaiiThu, Oct 22, 4:19 PM HST · 16414 days ago · 5 km deep · 11 km away
22. 3.516 km S of Fern Forest, HawaiiThu, Oct 22, 9:56 PM HST · 16414 days ago · 9 km deep · 17 km away
23. 2.014 km NE of P?hala, HawaiiThu, Oct 22, 10:00 PM HST · 16414 days ago · 5 km deep · 16 km away
24. 2.017 km NE of P?hala, HawaiiThu, Oct 22, 10:15 PM HST · 16414 days ago · 6 km deep · 13 km away
25. 2.024 km WNW of Volcano, HawaiiFri, Oct 23, 2:26 AM HST · 16414 days ago · 2 km deep · 22 km away
26. 1.911 km SSE of Volcano, HawaiiFri, Oct 23, 4:38 AM HST · 16414 days ago · 8 km deep · 9 km away
27. 1.915 km S of Volcano, HawaiiFri, Oct 23, 7:12 AM HST · 16414 days ago · 6 km deep · 10 km away
28. 1.55 km S of Leilani Estates, HawaiiFri, Oct 23, 10:45 AM HST · 16414 days ago · 6 km deep · 37 km away
29. 2.514 km SSE of Volcano, HawaiiFri, Oct 23, 1:11 PM HST · 16414 days ago · 8 km deep · 13 km away
30. 1.6Island of Hawaii, HawaiiFri, Oct 23, 4:52 PM HST · 16413 days ago · 7 km deep · 17 km away
31. 2.021 km N of P?hala, HawaiiFri, Oct 23, 5:45 PM HST · 16413 days ago · 9 km deep · 17 km away
32. 1.99 km S of Volcano, HawaiiFri, Oct 23, 8:13 PM HST · 16413 days ago · 8 km deep · 6 km away
33. 1.86 km W of Pepeekeo, HawaiiFri, Oct 23, 8:49 PM HST · 16413 days ago · 41 km deep · 51 km away
34. 2.014 km SSE of Volcano, HawaiiSat, Oct 24, 9:36 AM HST · 16413 days ago · 6 km deep · 13 km away
35. 2.126 km S of Leilani Estates, HawaiiSat, Oct 24, 11:53 AM HST · 16413 days ago · 41 km deep · 46 km away
36. 2.216 km S of Volcano, HawaiiSat, Oct 24, 2:15 PM HST · 16413 days ago · 9 km deep · 13 km away
37. 2.014 km SSE of Volcano, HawaiiSat, Oct 24, 11:00 PM HST · 16412 days ago · 7 km deep · 12 km away
38. 1.812 km SSE of Volcano, HawaiiSun, Oct 25, 4:21 AM HST · 16412 days ago · 7 km deep · 11 km away
39. 1.911 km SSE of Volcano, HawaiiSun, Oct 25, 11:19 AM HST · 16412 days ago · 8 km deep · 10 km away
40. 1.88 km SSW of Volcano, HawaiiSun, Oct 25, 7:18 PM HST · 16411 days ago · 33 km deep · 3 km away
41. 1.914 km S of Volcano, HawaiiMon, Oct 26, 5:43 AM HST · 16411 days ago · 6 km deep · 11 km away
42. 2.06 km SW of Volcano, HawaiiMon, Oct 26, 9:19 AM HST · 16411 days ago · 1 km deep · 1 km away
43. 2.014 km NE of P?hala, HawaiiMon, Oct 26, 11:59 AM HST · 16411 days ago · 6 km deep · 16 km away
44. 2.214 km SSE of Eden Roc, HawaiiMon, Oct 26, 9:59 PM HST · 16410 days ago · 7 km deep · 26 km away
45. 1.614 km SSE of Volcano, HawaiiTue, Oct 27, 3:02 AM HST · 16410 days ago · 7 km deep · 12 km away
46. 2.115 km SSE of Fern Forest, HawaiiTue, Oct 27, 4:25 AM HST · 16410 days ago · 8 km deep · 23 km away
47. 2.21 km S of P?hala, HawaiiTue, Oct 27, 6:32 AM HST · 16410 days ago · 5 km deep · 31 km away
48. 2.013 km SSE of Volcano, HawaiiTue, Oct 27, 9:13 AM HST · 16410 days ago · 7 km deep · 11 km away
49. 2.511 km SSE of Fern Forest, HawaiiTue, Oct 27, 12:28 PM HST · 16410 days ago · 8 km deep · 18 km away
50. 2.712 km S of Fern Forest, HawaiiTue, Oct 27, 5:53 PM HST · 16409 days ago · 8 km deep · 18 km away
51. 4.29 km SW of Volcano, HawaiiTue, Oct 27, 11:33 PM HST · 16409 days ago · 32 km deep · 2 km away
52. 2.59 km SSW of Volcano, HawaiiWed, Oct 28, 1:43 AM HST · 16409 days ago · 32 km deep · 3 km away
53. 2.012 km NE of P?hala, HawaiiWed, Oct 28, 4:14 AM HST · 16409 days ago · 8 km deep · 17 km away
54. 2.59 km SSW of Volcano, HawaiiWed, Oct 28, 6:36 AM HST · 16409 days ago · 32 km deep · 3 km away
55. 2.414 km ENE of P?hala, HawaiiWed, Oct 28, 7:50 AM HST · 16409 days ago · 8 km deep · 16 km away
56. 2.814 km ENE of P?hala, HawaiiWed, Oct 28, 7:50 AM HST · 16409 days ago · 7 km deep · 16 km away
57. 2.015 km ENE of P?hala, HawaiiWed, Oct 28, 7:52 AM HST · 16409 days ago · 6 km deep · 16 km away
58. 1.96 km SW of Volcano, HawaiiWed, Oct 28, 8:37 AM HST · 16409 days ago · 13 km deep · 0 km away
59. 2.913 km S of Fern Forest, HawaiiWed, Oct 28, 1:32 PM HST · 16409 days ago · 8 km deep · 18 km away
60. 1.616 km S of Fern Forest, HawaiiWed, Oct 28, 6:56 PM HST · 16408 days ago · 8 km deep · 19 km away

The first 60 of 198.

Before

1. 2.014 km SSE of Volcano, HawaiiSun, Oct 18, 11:38 AM HST · 16419 days ago · 8 km deep · 13 km away
2. 2.015 km S of Volcano, HawaiiSun, Oct 18, 11:30 AM HST · 16419 days ago · 6 km deep · 12 km away
3. 2.519 km N of P?hala, HawaiiSun, Oct 18, 8:14 AM HST · 16419 days ago · 9 km deep · 18 km away
4. 1.915 km S of Fern Forest, HawaiiSun, Oct 18, 12:57 AM HST · 16419 days ago · 8 km deep · 17 km away
5. 1.912 km S of Volcano, HawaiiSat, Oct 17, 4:00 PM HST · 16420 days ago · 6 km deep · 10 km away
6. 1.712 km SSE of Volcano, HawaiiSat, Oct 17, 9:16 AM HST · 16420 days ago · 6 km deep · 10 km away
7. 1.512 km SSE of Volcano, HawaiiSat, Oct 17, 8:53 AM HST · 16420 days ago · 8 km deep · 12 km away
8. 1.915 km S of Fern Forest, HawaiiSat, Oct 17, 7:24 AM HST · 16420 days ago · 7 km deep · 19 km away
9. 1.612 km SSE of Volcano, HawaiiSat, Oct 17, 6:06 AM HST · 16420 days ago · 7 km deep · 11 km away
10. 2.013 km SSE of Volcano, HawaiiFri, Oct 16, 11:31 PM HST · 16420 days ago · 7 km deep · 12 km away
11. 2.012 km S of Fern Forest, HawaiiFri, Oct 16, 10:03 PM HST · 16420 days ago · 8 km deep · 16 km away
12. 2.014 km SSE of Volcano, HawaiiFri, Oct 16, 6:57 PM HST · 16420 days ago · 6 km deep · 13 km away
13. 1.514 km S of Fern Forest, HawaiiFri, Oct 16, 5:05 PM HST · 16420 days ago · 7 km deep · 18 km away
14. 1.614 km W of P?hala, HawaiiFri, Oct 16, 4:19 PM HST · 16420 days ago · 7 km deep · 41 km away
15. 2.014 km SSE of Volcano, HawaiiFri, Oct 16, 11:24 AM HST · 16421 days ago · 5 km deep · 12 km away
16. 1.714 km SSE of Fern Forest, HawaiiFri, Oct 16, 1:34 AM HST · 16421 days ago · 7 km deep · 19 km away
17. 2.015 km SSE of Volcano, HawaiiThu, Oct 15, 2:13 PM HST · 16422 days ago · 7 km deep · 15 km away
18. 2.412 km SSE of Fern Forest, HawaiiThu, Oct 15, 12:51 PM HST · 16422 days ago · 8 km deep · 19 km away
19. 2.013 km SE of Fern Forest, HawaiiThu, Oct 15, 6:10 AM HST · 16422 days ago · 8 km deep · 24 km away
20. 2.525 km E of Honaunau-Napoopoo, HawaiiThu, Oct 15, 6:04 AM HST · 16422 days ago · -1 km deep · 37 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19813522. Read Thu, Oct 1, 2026, 1:45 PM UTC.