M2.1 earthquake 18 km WSW of Volcano, Hawaii

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Wed, Jul 1, 1981, 1:41 AM HST

UTC

1981-07-01 11:41:03 UTC

Depth

8.9 km (5.6 mi), shallow

Epicenter

19.410° N, 155.405° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.7 km in depth

Magnitude uncertainty

±0.05

Depth from

From location

Station coverage gap

32°

Stations used

29

• Volcano, HawaiiPopulation 2,575. Forecast18 kmWSW
• Hilo, HawaiiPopulation 43,263. Forecast48 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast331 kmSE

After

1. 2.16 km SW of Volcano, HawaiiWed, Jul 1, 2:14 AM HST · 16528 days ago · 11 km deep · 13 km away
2. 2.430 km ESE of Naalehu, HawaiiWed, Jul 1, 3:21 AM HST · 16528 days ago · 23 km deep · 53 km away
3. 2.216 km W of Volcano, HawaiiWed, Jul 1, 5:08 AM HST · 16528 days ago · 4 km deep · 5 km away
4. 2.714 km SSE of Volcano, HawaiiWed, Jul 1, 11:33 AM HST · 16528 days ago · 8 km deep · 25 km away
5. 3.714 km SSE of Volcano, HawaiiThu, Jul 2, 2:31 AM HST · 16527 days ago · 10 km deep · 25 km away
6. 1.614 km SSE of Volcano, HawaiiThu, Jul 2, 7:03 AM HST · 16527 days ago · 7 km deep · 25 km away
7. 2.77 km SW of Volcano, HawaiiThu, Jul 2, 2:54 PM HST · 16527 days ago · 2 km deep · 14 km away
8. 2.77 km SW of Volcano, HawaiiThu, Jul 2, 3:22 PM HST · 16527 days ago · 2 km deep · 14 km away
9. 1.514 km SSE of Volcano, HawaiiThu, Jul 2, 11:56 PM HST · 16526 days ago · 8 km deep · 24 km away
10. 1.612 km S of Volcano, HawaiiFri, Jul 3, 5:13 AM HST · 16526 days ago · 6 km deep · 21 km away
11. 1.613 km SSE of Volcano, HawaiiFri, Jul 3, 7:17 AM HST · 16526 days ago · 5 km deep · 23 km away
12. 1.616 km SW of Leilani Estates, HawaiiFri, Jul 3, 12:37 PM HST · 16526 days ago · 6 km deep · 40 km away
13. 3.17 km SW of Volcano, HawaiiFri, Jul 3, 1:28 PM HST · 16526 days ago · 2 km deep · 14 km away
14. 1.516 km S of Fern Forest, HawaiiFri, Jul 3, 9:06 PM HST · 16525 days ago · 7 km deep · 32 km away
15. 2.524 km W of Volcano, HawaiiFri, Jul 3, 9:17 PM HST · 16525 days ago · 8 km deep · 6 km away
16. 2.115 km S of Volcano, HawaiiFri, Jul 3, 10:12 PM HST · 16525 days ago · 8 km deep · 21 km away
17. 2.18 km SW of Volcano, HawaiiFri, Jul 3, 11:32 PM HST · 16525 days ago · 2 km deep · 13 km away
18. 1.613 km SSE of Volcano, HawaiiSat, Jul 4, 12:58 AM HST · 16525 days ago · 6 km deep · 24 km away
19. 1.613 km SSE of Volcano, HawaiiSat, Jul 4, 2:24 AM HST · 16525 days ago · 8 km deep · 23 km away
20. 1.911 km S of Volcano, HawaiiSat, Jul 4, 5:04 AM HST · 16525 days ago · 7 km deep · 20 km away
21. 2.37 km S of Volcano, HawaiiSat, Jul 4, 9:56 AM HST · 16525 days ago · 26 km deep · 18 km away
22. 2.416 km W of Volcano, HawaiiSat, Jul 4, 5:12 PM HST · 16525 days ago · 2 km deep · 4 km away
23. 2.56 km SW of Volcano, HawaiiSat, Jul 4, 6:21 PM HST · 16525 days ago · 2 km deep · 14 km away
24. 1.77 km SW of Volcano, HawaiiSun, Jul 5, 3:56 AM HST · 16524 days ago · 2 km deep · 14 km away
25. 2.46 km SW of Volcano, HawaiiSun, Jul 5, 10:24 AM HST · 16524 days ago · 2 km deep · 13 km away
26. 2.49 km S of Volcano, HawaiiSun, Jul 5, 11:43 AM HST · 16524 days ago · 8 km deep · 17 km away
27. 2.915 km S of Fern Forest, HawaiiSun, Jul 5, 2:50 PM HST · 16524 days ago · 9 km deep · 33 km away
28. 1.73 km WNW of P?hala, HawaiiSun, Jul 5, 6:23 PM HST · 16524 days ago · 33 km deep · 24 km away
29. 2.66 km SW of Volcano, HawaiiSun, Jul 5, 10:09 PM HST · 16523 days ago · 2 km deep · 14 km away
30. 1.97 km SW of Volcano, HawaiiMon, Jul 6, 3:19 AM HST · 16523 days ago · 2 km deep · 13 km away
31. 2.1Island of Hawaii, HawaiiMon, Jul 6, 5:31 AM HST · 16523 days ago · 7 km deep · 23 km away
32. 1.913 km SSE of Volcano, HawaiiMon, Jul 6, 10:26 AM HST · 16523 days ago · 7 km deep · 26 km away
33. 3.112 km SSE of Volcano, HawaiiMon, Jul 6, 10:30 AM HST · 16523 days ago · 9 km deep · 23 km away
34. 1.821 km N of P?hala, HawaiiMon, Jul 6, 11:55 AM HST · 16523 days ago · 8 km deep · 6 km away
35. 1.914 km SSE of Volcano, HawaiiMon, Jul 6, 12:50 PM HST · 16523 days ago · 8 km deep · 25 km away
36. 2.07 km SW of Volcano, HawaiiMon, Jul 6, 3:31 PM HST · 16523 days ago · 2 km deep · 14 km away
37. 1.712 km NE of Hawaiian Ocean View, HawaiiMon, Jul 6, 3:35 PM HST · 16523 days ago · 1 km deep · 41 km away
38. 1.916 km SE of Fern Forest, HawaiiMon, Jul 6, 6:28 PM HST · 16523 days ago · 6 km deep · 40 km away
39. 1.815 km S of Fern Forest, HawaiiMon, Jul 6, 8:03 PM HST · 16523 days ago · 7 km deep · 29 km away
40. 2.17 km SW of Volcano, HawaiiMon, Jul 6, 8:50 PM HST · 16523 days ago · 2 km deep · 14 km away
41. 2.47 km SW of Volcano, HawaiiMon, Jul 6, 9:30 PM HST · 16522 days ago · 2 km deep · 13 km away
42. 2.67 km SW of Volcano, HawaiiTue, Jul 7, 3:25 AM HST · 16522 days ago · 2 km deep · 14 km away
43. 2.414 km NE of P?hala, HawaiiTue, Jul 7, 6:57 AM HST · 16522 days ago · 3 km deep · 12 km away
44. 3.07 km SW of Volcano, HawaiiTue, Jul 7, 8:05 AM HST · 16522 days ago · 3 km deep · 14 km away
45. 2.97 km SW of Volcano, HawaiiTue, Jul 7, 10:16 AM HST · 16522 days ago · 2 km deep · 14 km away
46. 1.66 km WSW of P?hala, HawaiiTue, Jul 7, 1:49 PM HST · 16522 days ago · 5 km deep · 28 km away
47. 2.013 km SSE of Volcano, HawaiiTue, Jul 7, 2:26 PM HST · 16522 days ago · 7 km deep · 24 km away
48. 2.518 km ENE of Honaunau-Napoopoo, HawaiiTue, Jul 7, 2:57 PM HST · 16522 days ago · 4 km deep · 35 km away
49. 3.115 km S of Fern Forest, HawaiiTue, Jul 7, 4:11 PM HST · 16522 days ago · 8 km deep · 31 km away
50. 2.415 km S of Fern Forest, HawaiiTue, Jul 7, 4:17 PM HST · 16522 days ago · 7 km deep · 31 km away
51. 2.17 km SW of Volcano, HawaiiTue, Jul 7, 6:23 PM HST · 16522 days ago · 2 km deep · 13 km away
52. 2.86 km SW of Volcano, HawaiiTue, Jul 7, 6:41 PM HST · 16522 days ago · 2 km deep · 14 km away
53. 2.414 km S of Volcano, HawaiiTue, Jul 7, 11:27 PM HST · 16521 days ago · 8 km deep · 19 km away
54. 1.77 km SW of Volcano, HawaiiWed, Jul 8, 10:17 AM HST · 16521 days ago · 2 km deep · 14 km away
55. 1.78 km SW of Volcano, HawaiiWed, Jul 8, 1:21 PM HST · 16521 days ago · 1 km deep · 13 km away
56. 2.87 km SW of Volcano, HawaiiWed, Jul 8, 6:46 PM HST · 16521 days ago · 2 km deep · 13 km away
57. 2.115 km S of Fern Forest, HawaiiThu, Jul 9, 1:35 AM HST · 16520 days ago · 7 km deep · 30 km away
58. 2.37 km SW of Volcano, HawaiiThu, Jul 9, 3:58 AM HST · 16520 days ago · 2 km deep · 13 km away
59. 1.88 km SW of Volcano, HawaiiThu, Jul 9, 5:00 AM HST · 16520 days ago · 2 km deep · 13 km away
60. 2.07 km SW of Volcano, HawaiiThu, Jul 9, 5:04 AM HST · 16520 days ago · 1 km deep · 13 km away

The first 60 of 200.

Before

1. 2.19 km SSW of Volcano, HawaiiTue, Jun 30, 8:12 PM HST · 16529 days ago · 2 km deep · 14 km away
2. 2.512 km SSE of Volcano, HawaiiTue, Jun 30, 2:31 PM HST · 16529 days ago · 7 km deep · 24 km away
3. 2.315 km S of Volcano, HawaiiTue, Jun 30, 11:58 AM HST · 16529 days ago · 8 km deep · 22 km away
4. 3.514 km S of Volcano, HawaiiTue, Jun 30, 11:46 AM HST · 16529 days ago · 10 km deep · 23 km away
5. 2.416 km N of P?hala, HawaiiTue, Jun 30, 6:36 AM HST · 16529 days ago · 8 km deep · 12 km away
6. 1.611 km SSE of Volcano, HawaiiTue, Jun 30, 2:29 AM HST · 16529 days ago · 8 km deep · 22 km away
7. 1.98 km SW of Volcano, HawaiiTue, Jun 30, 1:56 AM HST · 16529 days ago · 2 km deep · 13 km away
8. 2.412 km S of Volcano, HawaiiTue, Jun 30, 1:47 AM HST · 16529 days ago · 7 km deep · 21 km away
9. 2.213 km S of Volcano, HawaiiMon, Jun 29, 11:48 PM HST · 16529 days ago · 5 km deep · 21 km away
10. 2.910 km NW of Kukuihaele, HawaiiMon, Jun 29, 11:05 PM HST · 16529 days ago · 23 km deep · 90 km away
11. 2.013 km SSE of Volcano, HawaiiSun, Jun 28, 4:31 PM HST · 16531 days ago · 8 km deep · 25 km away
12. 2.214 km S of Volcano, HawaiiSun, Jun 28, 11:40 AM HST · 16531 days ago · 7 km deep · 22 km away
13. 2.015 km S of Volcano, HawaiiSun, Jun 28, 5:24 AM HST · 16531 days ago · 7 km deep · 20 km away
14. 1.57 km SW of Volcano, HawaiiSun, Jun 28, 3:26 AM HST · 16531 days ago · 2 km deep · 12 km away
15. 1.714 km SSE of Volcano, HISun, Jun 28, 12:56 AM HST · 16531 days ago · 7 km deep · 26 km away
16. 1.811 km SSE of Volcano, HawaiiSun, Jun 28, 12:25 AM HST · 16531 days ago · 7 km deep · 23 km away
17. 1.618 km SSE of Volcano, HawaiiSat, Jun 27, 10:09 PM HST · 16531 days ago · 1 km deep · 26 km away
18. 1.619 km S of Volcano, HawaiiSat, Jun 27, 9:43 PM HST · 16531 days ago · 1 km deep · 26 km away
19. 2.1Island of Hawaii, HawaiiSat, Jun 27, 5:37 PM HST · 16532 days ago · 8 km deep · 22 km away
20. 2.218 km S of Volcano, HawaiiSat, Jun 27, 10:50 AM HST · 16532 days ago · 2 km deep · 24 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19812208. Read Thu, Oct 1, 2026, 6:29 PM UTC.