M2.3 earthquake 20 km W of Volcano, Hawaii

Magnitude

2.3 (ml), micro

Local time

Wed, Jul 15, 1981, 9:11 AM HST

UTC

1981-07-15 19:11:09 UTC

Depth

2.5 km (1.6 mi), shallow

Epicenter

19.463° N, 155.426° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 1.4 km in depth

Magnitude uncertainty

±0.18

Depth from

From location

Station coverage gap

72°

Stations used

36

• Volcano, HawaiiPopulation 2,575. Forecast20 kmW
• Hilo, HawaiiPopulation 43,263. Forecast46 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast326 kmSE

After

1. 2.015 km S of Fern Forest, HawaiiWed, Jul 15, 10:39 AM HST · 16512 days ago · 7 km deep · 33 km away
2. 1.614 km S of Volcano, HawaiiWed, Jul 15, 1:24 PM HST · 16512 days ago · 6 km deep · 27 km away
3. 1.97 km SW of Volcano, HawaiiWed, Jul 15, 10:46 PM HST · 16511 days ago · 2 km deep · 18 km away
4. 2.28 km SSW of Volcano, HawaiiThu, Jul 16, 9:50 AM HST · 16511 days ago · 2 km deep · 18 km away
5. 2.07 km SW of Volcano, HawaiiThu, Jul 16, 5:05 PM HST · 16511 days ago · 2 km deep · 17 km away
6. 2.47 km SW of Volcano, HawaiiThu, Jul 16, 5:48 PM HST · 16511 days ago · 2 km deep · 16 km away
7. 1.513 km SE of Eden Roc, HawaiiFri, Jul 17, 1:59 AM HST · 16510 days ago · 9 km deep · 43 km away
8. 3.87 km SW of Volcano, HawaiiFri, Jul 17, 3:03 AM HST · 16510 days ago · 2 km deep · 18 km away
9. 3.67 km SW of Volcano, HawaiiFri, Jul 17, 3:12 AM HST · 16510 days ago · 2 km deep · 18 km away
10. 1.97 km SW of Volcano, HawaiiFri, Jul 17, 3:14 AM HST · 16510 days ago · 2 km deep · 17 km away
11. 1.912 km SSE of Volcano, HawaiiFri, Jul 17, 10:56 AM HST · 16510 days ago · 7 km deep · 27 km away
12. 2.47 km SW of Volcano, HawaiiFri, Jul 17, 12:13 PM HST · 16510 days ago · 2 km deep · 18 km away
13. 3.07 km SW of Volcano, HawaiiFri, Jul 17, 12:34 PM HST · 16510 days ago · 2 km deep · 18 km away
14. 2.07 km SW of Volcano, HawaiiFri, Jul 17, 3:25 PM HST · 16510 days ago · 2 km deep · 18 km away
15. 2.47 km SW of Volcano, HawaiiFri, Jul 17, 3:36 PM HST · 16510 days ago · 2 km deep · 17 km away
16. 3.57 km SW of Volcano, HawaiiFri, Jul 17, 3:41 PM HST · 16510 days ago · 2 km deep · 18 km away
17. 2.615 km S of Fern Forest, HawaiiFri, Jul 17, 5:32 PM HST · 16510 days ago · 8 km deep · 35 km away
18. 2.77 km SW of Volcano, HawaiiFri, Jul 17, 6:32 PM HST · 16510 days ago · 2 km deep · 18 km away
19. 2.514 km S of Fern Forest, HawaiiFri, Jul 17, 9:35 PM HST · 16509 days ago · 9 km deep · 36 km away
20. 2.64 km WSW of Volcano, HawaiiFri, Jul 17, 10:08 PM HST · 16509 days ago · 1 km deep · 16 km away
21. 2.113 km SE of Fern Forest, HawaiiFri, Jul 17, 10:29 PM HST · 16509 days ago · 6 km deep · 41 km away
22. 3.15 km WSW of Volcano, HawaiiFri, Jul 17, 10:52 PM HST · 16509 days ago · 0 km deep · 16 km away
23. 2.412 km SSE of Volcano, HawaiiFri, Jul 17, 11:30 PM HST · 16509 days ago · 7 km deep · 28 km away
24. 1.912 km SSE of Volcano, HawaiiSat, Jul 18, 12:08 AM HST · 16509 days ago · 6 km deep · 27 km away
25. 2.37 km SW of Volcano, HawaiiSat, Jul 18, 1:14 AM HST · 16509 days ago · 2 km deep · 17 km away
26. 2.53 km E of Pāhala, HISat, Jul 18, 2:02 AM HST · 16509 days ago · 7 km deep · 29 km away
27. 2.56 km SSW of Volcano, HawaiiSat, Jul 18, 2:28 AM HST · 16509 days ago · 2 km deep · 18 km away
28. 2.013 km SSE of Volcano, HawaiiSat, Jul 18, 3:38 AM HST · 16509 days ago · 7 km deep · 28 km away
29. 2.87 km SW of Volcano, HawaiiSat, Jul 18, 9:31 AM HST · 16509 days ago · 2 km deep · 17 km away
30. 2.67 km SW of Volcano, HawaiiSat, Jul 18, 2:35 PM HST · 16509 days ago · 2 km deep · 17 km away
31. 2.97 km SW of Volcano, HawaiiSat, Jul 18, 2:41 PM HST · 16509 days ago · 2 km deep · 18 km away
32. 2.015 km SSE of Volcano, HawaiiSat, Jul 18, 4:03 PM HST · 16509 days ago · 8 km deep · 31 km away
33. 2.68 km SSW of Volcano, HawaiiSat, Jul 18, 6:07 PM HST · 16509 days ago · 2 km deep · 18 km away
34. 1.913 km S of Volcano, HawaiiSat, Jul 18, 8:16 PM HST · 16509 days ago · 6 km deep · 26 km away
35. 1.97 km SW of Volcano, HawaiiSat, Jul 18, 8:31 PM HST · 16509 days ago · 2 km deep · 17 km away
36. 2.112 km SSE of Volcano, HawaiiSun, Jul 19, 4:38 AM HST · 16508 days ago · 7 km deep · 28 km away
37. 2.17 km SW of Volcano, HawaiiSun, Jul 19, 5:43 PM HST · 16508 days ago · 2 km deep · 17 km away
38. 2.07 km SW of Volcano, HawaiiSun, Jul 19, 5:56 PM HST · 16508 days ago · 2 km deep · 17 km away
39. 1.96 km S of Volcano, HawaiiSun, Jul 19, 8:25 PM HST · 16508 days ago · 0 km deep · 21 km away
40. 2.721 km N of P?hala, HawaiiMon, Jul 20, 2:13 AM HST · 16507 days ago · 6 km deep · 8 km away
41. 1.816 km S of Volcano, HawaiiMon, Jul 20, 2:41 AM HST · 16507 days ago · 3 km deep · 26 km away
42. 2.412 km SSE of Volcano, HawaiiMon, Jul 20, 5:14 AM HST · 16507 days ago · 8 km deep · 28 km away
43. 3.913 km S of Volcano, HawaiiMon, Jul 20, 6:12 AM HST · 16507 days ago · 9 km deep · 27 km away
44. 2.411 km S of Volcano, HawaiiMon, Jul 20, 7:02 AM HST · 16507 days ago · 8 km deep · 25 km away
45. 2.911 km S of Volcano, HawaiiMon, Jul 20, 7:08 AM HST · 16507 days ago · 8 km deep · 26 km away
46. 2.19 km SSE of Volcano, HawaiiMon, Jul 20, 8:14 AM HST · 16507 days ago · 8 km deep · 26 km away
47. 2.47 km SW of Volcano, HawaiiMon, Jul 20, 8:43 AM HST · 16507 days ago · 2 km deep · 18 km away
48. 2.17 km SW of Volcano, HawaiiMon, Jul 20, 8:48 AM HST · 16507 days ago · 2 km deep · 18 km away
49. 2.710 km S of Volcano, HawaiiMon, Jul 20, 9:22 AM HST · 16507 days ago · 7 km deep · 25 km away
50. 2.18 km SW of Volcano, HawaiiMon, Jul 20, 1:05 PM HST · 16507 days ago · 2 km deep · 18 km away
51. 2.112 km SSE of Volcano, HawaiiMon, Jul 20, 3:54 PM HST · 16507 days ago · 7 km deep · 27 km away
52. 2.5Island of Hawaii, HawaiiMon, Jul 20, 7:56 PM HST · 16507 days ago · 2 km deep · 17 km away
53. 1.99 km SSW of Volcano, HawaiiMon, Jul 20, 8:50 PM HST · 16506 days ago · 2 km deep · 18 km away
54. 2.58 km SW of Volcano, HawaiiMon, Jul 20, 10:58 PM HST · 16506 days ago · 2 km deep · 18 km away
55. 1.97 km SW of Volcano, HawaiiMon, Jul 20, 11:18 PM HST · 16506 days ago · 2 km deep · 18 km away
56. 2.47 km SW of Volcano, HawaiiTue, Jul 21, 1:39 AM HST · 16506 days ago · 2 km deep · 17 km away
57. 2.77 km SW of Volcano, HawaiiTue, Jul 21, 3:18 AM HST · 16506 days ago · 1 km deep · 17 km away
58. 2.17 km SW of Volcano, HawaiiTue, Jul 21, 5:39 AM HST · 16506 days ago · 2 km deep · 17 km away
59. 2.47 km SW of Volcano, HawaiiTue, Jul 21, 6:51 AM HST · 16506 days ago · 2 km deep · 18 km away
60. 2.17 km SW of Volcano, HawaiiTue, Jul 21, 7:43 AM HST · 16506 days ago · 2 km deep · 18 km away

The first 60 of at least 201.

Before

1. 1.915 km S of Fern Forest, HawaiiTue, Jul 14, 2:28 PM HST · 16513 days ago · 8 km deep · 36 km away
2. 2.77 km SW of Volcano, HawaiiTue, Jul 14, 2:17 PM HST · 16513 days ago · 2 km deep · 18 km away
3. 2.08 km SW of Volcano, HawaiiTue, Jul 14, 9:53 AM HST · 16513 days ago · 1 km deep · 18 km away
4. 2.58 km SW of Volcano, HawaiiTue, Jul 14, 5:51 AM HST · 16513 days ago · 1 km deep · 18 km away
5. 2.97 km SW of Volcano, HawaiiTue, Jul 14, 5:11 AM HST · 16513 days ago · 2 km deep · 17 km away
6. 2.0Island of Hawaii, HawaiiMon, Jul 13, 10:45 PM HST · 16513 days ago · 9 km deep · 9 km away
7. 2.412 km N of P?hala, HawaiiMon, Jul 13, 6:01 PM HST · 16514 days ago · 9 km deep · 18 km away
8. 2.413 km S of Volcano, HawaiiMon, Jul 13, 5:56 PM HST · 16514 days ago · 7 km deep · 24 km away
9. 3.013 km SSE of Volcano, HawaiiMon, Jul 13, 1:16 PM HST · 16514 days ago · 9 km deep · 28 km away
10. 2.015 km S of Volcano, HawaiiMon, Jul 13, 11:18 AM HST · 16514 days ago · 5 km deep · 28 km away
11. 1.815 km S of Volcano, HawaiiMon, Jul 13, 8:15 AM HST · 16514 days ago · 5 km deep · 28 km away
12. 2.18 km SW of Volcano, HawaiiMon, Jul 13, 2:42 AM HST · 16514 days ago · 2 km deep · 18 km away
13. 2.4Island of Hawaii, HawaiiMon, Jul 13, 12:48 AM HST · 16514 days ago · 7 km deep · 35 km away
14. 2.38 km SW of Volcano, HawaiiSun, Jul 12, 6:13 PM HST · 16515 days ago · 1 km deep · 18 km away
15. 2.55 km SW of Volcano, HawaiiSun, Jul 12, 5:22 PM HST · 16515 days ago · 0 km deep · 18 km away
16. 2.47 km SW of Volcano, HawaiiSun, Jul 12, 5:03 PM HST · 16515 days ago · 2 km deep · 17 km away
17. 2.013 km SSE of Fern Forest, HawaiiSun, Jul 12, 10:43 AM HST · 16515 days ago · 7 km deep · 37 km away
18. 2.115 km S of Volcano, HawaiiSun, Jul 12, 10:01 AM HST · 16515 days ago · 6 km deep · 25 km away
19. 2.45 km SW of Volcano, HawaiiSun, Jul 12, 7:01 AM HST · 16515 days ago · 0 km deep · 18 km away
20. 3.07 km SW of Volcano, HawaiiSun, Jul 12, 6:48 AM HST · 16515 days ago · 2 km deep · 17 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19812321. Read Tue, Sep 29, 2026, 6:13 PM UTC.