M3.5 earthquake 6 km SW of Volcano, Hawaii

Magnitude

3.5 (ml), minor

Local time

Sun, Aug 16, 1981, 3:14 PM HST

UTC

1981-08-17 01:14:32 UTC

Depth

14.2 km (8.8 mi), shallow

Epicenter

19.396° N, 155.278° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.2 km in depth

Magnitude uncertainty

±0.15

Depth from

From location

Station coverage gap

35°

Stations used

48

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

After

1. 1.812 km ENE of P?hala, HawaiiSun, Aug 16, 3:35 PM HST · 16479 days ago · 6 km deep · 18 km away
2. 2.115 km S of Volcano, HawaiiMon, Aug 17, 12:19 AM HST · 16479 days ago · 7 km deep · 10 km away
3. 1.81 km NNW of Volcano, HawaiiMon, Aug 17, 2:09 AM HST · 16479 days ago · 31 km deep · 8 km away
4. 2.613 km SSE of Volcano, HawaiiMon, Aug 17, 2:20 AM HST · 16479 days ago · 8 km deep · 12 km away
5. 1.613 km SSE of Volcano, HawaiiMon, Aug 17, 4:09 AM HST · 16479 days ago · 8 km deep · 11 km away
6. 2.213 km ENE of P?hala, HawaiiMon, Aug 17, 5:30 AM HST · 16479 days ago · 3 km deep · 17 km away
7. 1.613 km ENE of P?hala, HawaiiMon, Aug 17, 6:48 AM HST · 16479 days ago · 3 km deep · 18 km away
8. 1.617 km NE of P?hala, HawaiiMon, Aug 17, 6:50 AM HST · 16479 days ago · 5 km deep · 13 km away
9. 1.720 km N of P?hala, HawaiiMon, Aug 17, 9:10 AM HST · 16478 days ago · 8 km deep · 21 km away
10. 1.812 km SSE of Volcano, HawaiiMon, Aug 17, 2:08 PM HST · 16478 days ago · 8 km deep · 11 km away
11. 1.714 km SSE of Volcano, HawaiiMon, Aug 17, 4:29 PM HST · 16478 days ago · 6 km deep · 13 km away
12. 1.613 km SSE of Volcano, HawaiiMon, Aug 17, 8:09 PM HST · 16478 days ago · 7 km deep · 12 km away
13. 1.86 km SW of Volcano, HawaiiTue, Aug 18, 12:36 AM HST · 16478 days ago · 0 km deep · 2 km away
14. 1.917 km NE of P?hala, HawaiiTue, Aug 18, 5:16 AM HST · 16478 days ago · 4 km deep · 13 km away
15. 2.013 km NE of P?hala, HawaiiTue, Aug 18, 7:32 AM HST · 16478 days ago · 7 km deep · 17 km away
16. 1.517 km S of Volcano, HawaiiTue, Aug 18, 5:41 PM HST · 16477 days ago · 5 km deep · 12 km away
17. 1.614 km S of Volcano, HawaiiTue, Aug 18, 10:47 PM HST · 16477 days ago · 5 km deep · 11 km away
18. 3.614 km S of Fern Forest, HawaiiWed, Aug 19, 2:38 AM HST · 16477 days ago · 9 km deep · 17 km away
19. 2.014 km S of Fern Forest, HawaiiWed, Aug 19, 2:46 AM HST · 16477 days ago · 7 km deep · 16 km away
20. 1.514 km S of Volcano, HawaiiWed, Aug 19, 3:50 AM HST · 16477 days ago · 7 km deep · 10 km away
21. 1.925 km E of Honaunau-Napoopoo, HawaiiWed, Aug 19, 8:56 AM HST · 16476 days ago · 0 km deep · 36 km away
22. 1.816 km S of Fern Forest, HawaiiWed, Aug 19, 10:56 AM HST · 16476 days ago · 7 km deep · 16 km away
23. 2.014 km SSE of Volcano, HawaiiWed, Aug 19, 12:17 PM HST · 16476 days ago · 8 km deep · 13 km away
24. 2.012 km NE of P?hala, HawaiiWed, Aug 19, 4:32 PM HST · 16476 days ago · 5 km deep · 17 km away
25. 1.717 km SSW of Volcano, HawaiiThu, Aug 20, 1:47 AM HST · 16476 days ago · 32 km deep · 12 km away
26. 1.617 km W of Volcano, HawaiiThu, Aug 20, 3:31 AM HST · 16476 days ago · 8 km deep · 13 km away
27. 2.911 km E of Hilo, HawaiiThu, Aug 20, 7:22 AM HST · 16476 days ago · 37 km deep · 50 km away
28. 2.914 km S of Volcano, HawaiiThu, Aug 20, 8:09 AM HST · 16475 days ago · 8 km deep · 12 km away
29. 1.715 km NE of P?hala, HawaiiThu, Aug 20, 9:13 AM HST · 16475 days ago · 6 km deep · 15 km away
30. 2.78 km SSE of Pa‘auilo, HawaiiThu, Aug 20, 10:15 AM HST · 16475 days ago · 11 km deep · 64 km away
31. 2.115 km S of Fern Forest, HawaiiThu, Aug 20, 10:52 AM HST · 16475 days ago · 7 km deep · 18 km away
32. 2.87 km SSE of Pa‘auilo, HawaiiThu, Aug 20, 1:57 PM HST · 16475 days ago · 11 km deep · 65 km away
33. 1.912 km SSE of Volcano, HawaiiThu, Aug 20, 11:49 PM HST · 16475 days ago · 6 km deep · 11 km away
34. 1.915 km S of Volcano, HawaiiFri, Aug 21, 12:35 AM HST · 16475 days ago · 6 km deep · 12 km away
35. 1.613 km S of Volcano, HawaiiFri, Aug 21, 8:51 AM HST · 16474 days ago · 8 km deep · 11 km away
36. 2.013 km NE of P?hala, HawaiiFri, Aug 21, 12:02 PM HST · 16474 days ago · 6 km deep · 17 km away
37. 1.613 km SSE of Volcano, HawaiiFri, Aug 21, 2:04 PM HST · 16474 days ago · 4 km deep · 11 km away
38. 2.87 km SSE of Pa‘auilo, HawaiiFri, Aug 21, 11:28 PM HST · 16474 days ago · 10 km deep · 65 km away
39. 2.114 km SE of Fern Forest, HawaiiSat, Aug 22, 1:23 AM HST · 16474 days ago · 8 km deep · 24 km away
40. 1.814 km S of Volcano, HawaiiSat, Aug 22, 4:34 AM HST · 16474 days ago · 5 km deep · 11 km away
41. 1.515 km S of Fern Forest, HawaiiSat, Aug 22, 4:41 AM HST · 16474 days ago · 8 km deep · 17 km away
42. 1.611 km SSE of Volcano, HawaiiSat, Aug 22, 11:53 AM HST · 16473 days ago · 8 km deep · 9 km away
43. 1.917 km ENE of P?hala, HawaiiSat, Aug 22, 1:57 PM HST · 16473 days ago · 6 km deep · 14 km away
44. 2.112 km SSE of Eden Roc, HawaiiSat, Aug 22, 4:44 PM HST · 16473 days ago · 8 km deep · 25 km away
45. 2.27 km WSW of P?hala, HawaiiSat, Aug 22, 5:33 PM HST · 16473 days ago · 5 km deep · 37 km away
46. 2.313 km SSE of Volcano, HawaiiSun, Aug 23, 2:46 AM HST · 16473 days ago · 8 km deep · 11 km away
47. 2.013 km NE of P?hala, HawaiiSun, Aug 23, 10:30 AM HST · 16472 days ago · 4 km deep · 16 km away
48. 2.016 km ENE of P?hala, HawaiiSun, Aug 23, 11:03 AM HST · 16472 days ago · 6 km deep · 14 km away
49. 2.416 km NE of P?hala, HawaiiSun, Aug 23, 5:38 PM HST · 16472 days ago · 8 km deep · 14 km away
50. 2.111 km SSE of Volcano, HawaiiSun, Aug 23, 10:26 PM HST · 16472 days ago · 7 km deep · 9 km away
51. 1.815 km S of Fern Forest, HawaiiTue, Aug 25, 2:26 AM HST · 16471 days ago · 7 km deep · 16 km away
52. 2.122 km N of P?hala, HawaiiTue, Aug 25, 2:57 AM HST · 16471 days ago · 5 km deep · 23 km away
53. 2.113 km S of Volcano, HawaiiTue, Aug 25, 3:29 AM HST · 16471 days ago · 6 km deep · 9 km away
54. 2.211 km ENE of Honaunau-Napoopoo, HawaiiTue, Aug 25, 3:55 AM HST · 16471 days ago · 6 km deep · 53 km away
55. 2.012 km ENE of P?hala, HawaiiTue, Aug 25, 6:15 AM HST · 16471 days ago · 5 km deep · 18 km away
56. 2.416 km NE of P?hala, HawaiiTue, Aug 25, 10:19 AM HST · 16470 days ago · 6 km deep · 14 km away
57. 2.015 km ENE of P?hala, HawaiiTue, Aug 25, 2:56 PM HST · 16470 days ago · 6 km deep · 15 km away
58. 2.111 km SSE of Fern Forest, HawaiiTue, Aug 25, 3:11 PM HST · 16470 days ago · 7 km deep · 19 km away
59. 1.812 km SSE of Volcano, HawaiiWed, Aug 26, 2:17 AM HST · 16470 days ago · 6 km deep · 11 km away
60. 2.614 km S of Volcano, HawaiiWed, Aug 26, 3:46 AM HST · 16470 days ago · 8 km deep · 9 km away

The first 60 of 200.

Before

1. 2.015 km ENE of P?hala, HawaiiSun, Aug 16, 6:56 AM HST · 16480 days ago · 7 km deep · 16 km away
2. 1.712 km SW of Volcano, HawaiiSun, Aug 16, 5:11 AM HST · 16480 days ago · 3 km deep · 6 km away
3. 1.814 km E of P?hala, HawaiiSat, Aug 15, 11:56 PM HST · 16480 days ago · 7 km deep · 21 km away
4. 2.35 km SW of Volcano, HawaiiSat, Aug 15, 11:09 PM HST · 16480 days ago · 0 km deep · 2 km away
5. 1.714 km ENE of P?hala, HawaiiSat, Aug 15, 9:39 PM HST · 16480 days ago · 7 km deep · 17 km away
6. 2.446 km S of Leilani Estates, HawaiiSat, Aug 15, 8:32 PM HST · 16480 days ago · 39 km deep · 58 km away
7. 1.812 km SSE of Volcano, HawaiiSat, Aug 15, 7:18 PM HST · 16480 days ago · 8 km deep · 12 km away
8. 2.04 km SW of Volcano, HawaiiSat, Aug 15, 7:05 PM HST · 16480 days ago · 14 km deep · 3 km away
9. 1.512 km SW of Volcano, HawaiiSat, Aug 15, 7:02 PM HST · 16480 days ago · 2 km deep · 6 km away
10. 1.813 km NE of P?hala, HawaiiSat, Aug 15, 5:45 PM HST · 16480 days ago · 5 km deep · 17 km away
11. 1.712 km SW of Volcano, HawaiiSat, Aug 15, 2:14 PM HST · 16480 days ago · 3 km deep · 6 km away
12. 2.713 km S of Volcano, HawaiiSat, Aug 15, 1:47 PM HST · 16480 days ago · 8 km deep · 10 km away
13. 1.612 km NE of P?hala, HawaiiSat, Aug 15, 1:28 PM HST · 16480 days ago · 3 km deep · 17 km away
14. 2.017 km NE of P?hala, HawaiiSat, Aug 15, 5:23 AM HST · 16481 days ago · 7 km deep · 14 km away
15. 2.011 km SSE of Volcano, HawaiiSat, Aug 15, 4:42 AM HST · 16481 days ago · 7 km deep · 10 km away
16. 2.012 km SW of Volcano, HawaiiSat, Aug 15, 3:45 AM HST · 16481 days ago · 3 km deep · 6 km away
17. 2.813 km W of P?hala, HawaiiSat, Aug 15, 2:32 AM HST · 16481 days ago · 6 km deep · 41 km away
18. 3.212 km WNW of Puako, HawaiiFri, Aug 14, 11:51 PM HST · 16481 days ago · 15 km deep · 97 km away
19. 1.820 km SE of P?hala, HawaiiFri, Aug 14, 10:27 PM HST · 16481 days ago · 10 km deep · 34 km away
20. 1.812 km SW of Volcano, HawaiiFri, Aug 14, 9:39 PM HST · 16481 days ago · 3 km deep · 6 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19813084. Read Tue, Sep 29, 2026, 5:26 AM UTC.