M2.1 earthquake 19 km W of Volcano, Hawaii

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Sat, Jul 11, 1981, 11:12 PM HST

UTC

1981-07-12 09:12:58 UTC

Depth

7.5 km (4.7 mi), shallow

Epicenter

19.417° N, 155.418° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.9 km in depth

Magnitude uncertainty

±0.17

Depth from

From location

Station coverage gap

50°

Stations used

32

• Volcano, HawaiiPopulation 2,575. Forecast19 kmW
• Hilo, HawaiiPopulation 43,263. Forecast49 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast330 kmSE

After

1. 2.314 km NNW of Wai‘?hinu, HawaiiSun, Jul 12, 12:18 AM HST · 16520 days ago · 1 km deep · 38 km away
2. 2.315 km NNW of Wai‘?hinu, HawaiiSun, Jul 12, 3:02 AM HST · 16520 days ago · 2 km deep · 37 km away
3. 2.012 km SSE of Volcano, HawaiiSun, Jul 12, 5:13 AM HST · 16520 days ago · 8 km deep · 26 km away
4. 3.07 km SW of Volcano, HawaiiSun, Jul 12, 6:48 AM HST · 16520 days ago · 2 km deep · 15 km away
5. 2.45 km SW of Volcano, HawaiiSun, Jul 12, 7:01 AM HST · 16520 days ago · 0 km deep · 16 km away
6. 2.115 km S of Volcano, HawaiiSun, Jul 12, 10:01 AM HST · 16520 days ago · 6 km deep · 21 km away
7. 2.013 km SSE of Fern Forest, HawaiiSun, Jul 12, 10:43 AM HST · 16520 days ago · 7 km deep · 35 km away
8. 2.47 km SW of Volcano, HawaiiSun, Jul 12, 5:03 PM HST · 16519 days ago · 2 km deep · 15 km away
9. 2.55 km SW of Volcano, HawaiiSun, Jul 12, 5:22 PM HST · 16519 days ago · 0 km deep · 16 km away
10. 2.38 km SW of Volcano, HawaiiSun, Jul 12, 6:13 PM HST · 16519 days ago · 1 km deep · 15 km away
11. 2.4Island of Hawaii, HawaiiMon, Jul 13, 12:48 AM HST · 16519 days ago · 7 km deep · 32 km away
12. 2.18 km SW of Volcano, HawaiiMon, Jul 13, 2:42 AM HST · 16519 days ago · 2 km deep · 15 km away
13. 1.815 km S of Volcano, HawaiiMon, Jul 13, 8:15 AM HST · 16519 days ago · 5 km deep · 24 km away
14. 2.015 km S of Volcano, HawaiiMon, Jul 13, 11:18 AM HST · 16519 days ago · 5 km deep · 25 km away
15. 3.013 km SSE of Volcano, HawaiiMon, Jul 13, 1:16 PM HST · 16518 days ago · 9 km deep · 25 km away
16. 2.413 km S of Volcano, HawaiiMon, Jul 13, 5:56 PM HST · 16518 days ago · 7 km deep · 20 km away
17. 2.412 km N of P?hala, HawaiiMon, Jul 13, 6:01 PM HST · 16518 days ago · 9 km deep · 14 km away
18. 2.0Island of Hawaii, HawaiiMon, Jul 13, 10:45 PM HST · 16518 days ago · 9 km deep · 4 km away
19. 2.97 km SW of Volcano, HawaiiTue, Jul 14, 5:11 AM HST · 16518 days ago · 2 km deep · 15 km away
20. 2.58 km SW of Volcano, HawaiiTue, Jul 14, 5:51 AM HST · 16518 days ago · 1 km deep · 15 km away
21. 2.08 km SW of Volcano, HawaiiTue, Jul 14, 9:53 AM HST · 16518 days ago · 1 km deep · 15 km away
22. 2.77 km SW of Volcano, HawaiiTue, Jul 14, 2:17 PM HST · 16517 days ago · 2 km deep · 15 km away
23. 1.915 km S of Fern Forest, HawaiiTue, Jul 14, 2:28 PM HST · 16517 days ago · 8 km deep · 34 km away
24. 2.320 km W of Volcano, HawaiiWed, Jul 15, 9:11 AM HST · 16517 days ago · 2 km deep · 5 km away
25. 2.015 km S of Fern Forest, HawaiiWed, Jul 15, 10:39 AM HST · 16517 days ago · 7 km deep · 30 km away
26. 1.614 km S of Volcano, HawaiiWed, Jul 15, 1:24 PM HST · 16516 days ago · 6 km deep · 23 km away
27. 1.97 km SW of Volcano, HawaiiWed, Jul 15, 10:46 PM HST · 16516 days ago · 2 km deep · 15 km away
28. 2.28 km SSW of Volcano, HawaiiThu, Jul 16, 9:50 AM HST · 16516 days ago · 2 km deep · 15 km away
29. 2.07 km SW of Volcano, HawaiiThu, Jul 16, 5:05 PM HST · 16515 days ago · 2 km deep · 15 km away
30. 2.47 km SW of Volcano, HawaiiThu, Jul 16, 5:48 PM HST · 16515 days ago · 2 km deep · 13 km away
31. 1.513 km SE of Eden Roc, HawaiiFri, Jul 17, 1:59 AM HST · 16515 days ago · 9 km deep · 41 km away
32. 3.87 km SW of Volcano, HawaiiFri, Jul 17, 3:03 AM HST · 16515 days ago · 2 km deep · 15 km away
33. 3.67 km SW of Volcano, HawaiiFri, Jul 17, 3:12 AM HST · 16515 days ago · 2 km deep · 15 km away
34. 1.97 km SW of Volcano, HawaiiFri, Jul 17, 3:14 AM HST · 16515 days ago · 2 km deep · 15 km away
35. 1.912 km SSE of Volcano, HawaiiFri, Jul 17, 10:56 AM HST · 16515 days ago · 7 km deep · 24 km away
36. 2.47 km SW of Volcano, HawaiiFri, Jul 17, 12:13 PM HST · 16514 days ago · 2 km deep · 15 km away
37. 3.07 km SW of Volcano, HawaiiFri, Jul 17, 12:34 PM HST · 16514 days ago · 2 km deep · 15 km away
38. 2.07 km SW of Volcano, HawaiiFri, Jul 17, 3:25 PM HST · 16514 days ago · 2 km deep · 15 km away
39. 2.47 km SW of Volcano, HawaiiFri, Jul 17, 3:36 PM HST · 16514 days ago · 2 km deep · 15 km away
40. 3.57 km SW of Volcano, HawaiiFri, Jul 17, 3:41 PM HST · 16514 days ago · 2 km deep · 15 km away
41. 2.615 km S of Fern Forest, HawaiiFri, Jul 17, 5:32 PM HST · 16514 days ago · 8 km deep · 32 km away
42. 2.77 km SW of Volcano, HawaiiFri, Jul 17, 6:32 PM HST · 16514 days ago · 2 km deep · 15 km away
43. 2.514 km S of Fern Forest, HawaiiFri, Jul 17, 9:35 PM HST · 16514 days ago · 9 km deep · 33 km away
44. 2.64 km WSW of Volcano, HawaiiFri, Jul 17, 10:08 PM HST · 16514 days ago · 1 km deep · 15 km away
45. 2.113 km SE of Fern Forest, HawaiiFri, Jul 17, 10:29 PM HST · 16514 days ago · 6 km deep · 39 km away
46. 3.15 km WSW of Volcano, HawaiiFri, Jul 17, 10:52 PM HST · 16514 days ago · 0 km deep · 14 km away
47. 2.412 km SSE of Volcano, HawaiiFri, Jul 17, 11:30 PM HST · 16514 days ago · 7 km deep · 25 km away
48. 1.912 km SSE of Volcano, HawaiiSat, Jul 18, 12:08 AM HST · 16514 days ago · 6 km deep · 24 km away
49. 2.37 km SW of Volcano, HawaiiSat, Jul 18, 1:14 AM HST · 16514 days ago · 2 km deep · 15 km away
50. 2.53 km E of Pāhala, HISat, Jul 18, 2:02 AM HST · 16514 days ago · 7 km deep · 24 km away
51. 2.56 km SSW of Volcano, HawaiiSat, Jul 18, 2:28 AM HST · 16514 days ago · 2 km deep · 16 km away
52. 2.013 km SSE of Volcano, HawaiiSat, Jul 18, 3:38 AM HST · 16514 days ago · 7 km deep · 25 km away
53. 2.87 km SW of Volcano, HawaiiSat, Jul 18, 9:31 AM HST · 16514 days ago · 2 km deep · 15 km away
54. 2.67 km SW of Volcano, HawaiiSat, Jul 18, 2:35 PM HST · 16513 days ago · 2 km deep · 15 km away
55. 2.97 km SW of Volcano, HawaiiSat, Jul 18, 2:41 PM HST · 16513 days ago · 2 km deep · 15 km away
56. 2.015 km SSE of Volcano, HawaiiSat, Jul 18, 4:03 PM HST · 16513 days ago · 8 km deep · 28 km away
57. 2.68 km SSW of Volcano, HawaiiSat, Jul 18, 6:07 PM HST · 16513 days ago · 2 km deep · 15 km away
58. 1.913 km S of Volcano, HawaiiSat, Jul 18, 8:16 PM HST · 16513 days ago · 6 km deep · 22 km away
59. 1.97 km SW of Volcano, HawaiiSat, Jul 18, 8:31 PM HST · 16513 days ago · 2 km deep · 15 km away
60. 2.112 km SSE of Volcano, HawaiiSun, Jul 19, 4:38 AM HST · 16513 days ago · 7 km deep · 25 km away

The first 60 of at least 201.

Before

1. 2.913 km SSE of Volcano, HawaiiSat, Jul 11, 9:48 PM HST · 16520 days ago · 9 km deep · 25 km away
2. 2.47 km SW of Volcano, HawaiiSat, Jul 11, 8:00 PM HST · 16520 days ago · 2 km deep · 15 km away
3. 2.317 km ENE of Honaunau-Napoopoo, HawaiiFri, Jul 10, 10:31 PM HST · 16521 days ago · 6 km deep · 35 km away
4. 2.312 km S of Volcano, HawaiiFri, Jul 10, 8:56 PM HST · 16521 days ago · 9 km deep · 23 km away
5. 2.113 km SSE of Fern Forest, HawaiiFri, Jul 10, 3:57 PM HST · 16521 days ago · 8 km deep · 34 km away
6. 2.316 km SSW of Volcano, HawaiiFri, Jul 10, 11:32 AM HST · 16521 days ago · 6 km deep · 20 km away
7. 2.614 km NNW of Wai‘?hinu, HawaiiFri, Jul 10, 7:21 AM HST · 16522 days ago · 6 km deep · 35 km away
8. 2.37 km SW of Volcano, HawaiiThu, Jul 9, 6:29 PM HST · 16522 days ago · 2 km deep · 15 km away
9. 2.825 km E of Honaunau-Napoopoo, HawaiiThu, Jul 9, 3:12 PM HST · 16522 days ago · 0 km deep · 22 km away
10. 3.07 km SW of Volcano, HawaiiThu, Jul 9, 1:33 PM HST · 16522 days ago · 2 km deep · 15 km away
11. 2.78 km SW of Volcano, HawaiiThu, Jul 9, 12:36 PM HST · 16522 days ago · 2 km deep · 15 km away
12. 2.725 km E of Honaunau-Napoopoo, HawaiiThu, Jul 9, 11:02 AM HST · 16523 days ago · -1 km deep · 22 km away
13. 1.97 km SW of Volcano, HawaiiThu, Jul 9, 7:45 AM HST · 16523 days ago · 2 km deep · 15 km away
14. 2.07 km SW of Volcano, HawaiiThu, Jul 9, 5:04 AM HST · 16523 days ago · 1 km deep · 15 km away
15. 1.88 km SW of Volcano, HawaiiThu, Jul 9, 5:00 AM HST · 16523 days ago · 2 km deep · 15 km away
16. 2.37 km SW of Volcano, HawaiiThu, Jul 9, 3:58 AM HST · 16523 days ago · 2 km deep · 15 km away
17. 2.115 km S of Fern Forest, HawaiiThu, Jul 9, 1:35 AM HST · 16523 days ago · 7 km deep · 31 km away
18. 2.87 km SW of Volcano, HawaiiWed, Jul 8, 6:46 PM HST · 16523 days ago · 2 km deep · 15 km away
19. 1.78 km SW of Volcano, HawaiiWed, Jul 8, 1:21 PM HST · 16523 days ago · 1 km deep · 15 km away
20. 1.77 km SW of Volcano, HawaiiWed, Jul 8, 10:17 AM HST · 16524 days ago · 2 km deep · 15 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19812297. Read Sun, Oct 4, 2026, 9:00 AM UTC.