M1.5 earthquake 11 km S of Volcano, Hawaii

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Mon, May 4, 1981, 2:09 AM HST

UTC

1981-05-04 12:09:40 UTC

Depth

7.3 km (4.5 mi), shallow

Epicenter

19.338° N, 155.221° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 0.9 km in depth

Magnitude uncertainty

±0.10

Depth from

From location

Station coverage gap

63°

Stations used

18

• Volcano, HawaiiPopulation 2,575. Forecast12 kmS
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast39 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast351 kmSE

After

1. 2.013 km SSE of Volcano, HawaiiMon, May 4, 3:04 AM HST · 16586 days ago · 7 km deep · 2 km away
2. 2.112 km SSE of Fern Forest, HawaiiMon, May 4, 3:14 AM HST · 16586 days ago · 7 km deep · 12 km away
3. 2.58 km NNW of P?hala, HawaiiMon, May 4, 6:43 AM HST · 16586 days ago · 5 km deep · 31 km away
4. 2.37 km SW of Volcano, HawaiiMon, May 4, 1:46 PM HST · 16586 days ago · 2 km deep · 9 km away
5. 2.912 km S of Volcano, HawaiiMon, May 4, 1:50 PM HST · 16586 days ago · 9 km deep · 1 km away
6. 2.17 km SW of Volcano, HawaiiMon, May 4, 4:51 PM HST · 16586 days ago · 1 km deep · 9 km away
7. 2.115 km SE of Fern Forest, HawaiiMon, May 4, 10:15 PM HST · 16585 days ago · 7 km deep · 18 km away
8. 2.413 km NE of P?hala, HawaiiTue, May 5, 1:13 AM HST · 16585 days ago · 3 km deep · 18 km away
9. 2.514 km NE of P?hala, HawaiiTue, May 5, 1:14 AM HST · 16585 days ago · 3 km deep · 18 km away
10. 2.313 km NE of P?hala, HawaiiTue, May 5, 1:49 AM HST · 16585 days ago · 4 km deep · 18 km away
11. 1.77 km SW of Volcano, HawaiiTue, May 5, 2:06 AM HST · 16585 days ago · 2 km deep · 8 km away
12. 1.912 km SSE of Volcano, HawaiiTue, May 5, 2:16 AM HST · 16585 days ago · 8 km deep · 2 km away
13. 2.314 km NE of P?hala, HawaiiTue, May 5, 3:12 AM HST · 16585 days ago · 6 km deep · 18 km away
14. 2.116 km SW of Leilani Estates, HawaiiTue, May 5, 6:15 AM HST · 16585 days ago · 6 km deep · 21 km away
15. 2.46 km SW of Volcano, HawaiiTue, May 5, 6:36 AM HST · 16585 days ago · 2 km deep · 9 km away
16. 2.66 km SW of Volcano, HawaiiTue, May 5, 6:55 AM HST · 16585 days ago · 2 km deep · 9 km away
17. 2.17 km SW of Volcano, HawaiiTue, May 5, 6:59 AM HST · 16585 days ago · 2 km deep · 8 km away
18. 2.55 km SW of Laup?hoehoe, HawaiiTue, May 5, 3:08 PM HST · 16585 days ago · 35 km deep · 69 km away
19. 2.17 km SW of Volcano, HawaiiTue, May 5, 5:20 PM HST · 16584 days ago · 2 km deep · 8 km away
20. 2.11 km ESE of Kalaoa, HawaiiTue, May 5, 6:59 PM HST · 16584 days ago · 5 km deep · 89 km away
21. 2.212 km ENE of P?hala, HawaiiTue, May 5, 8:55 PM HST · 16584 days ago · 7 km deep · 18 km away
22. 1.912 km SSE of Volcano, HawaiiTue, May 5, 11:30 PM HST · 16584 days ago · 7 km deep · 1 km away
23. 1.89 km SSW of Volcano, HawaiiTue, May 5, 11:31 PM HST · 16584 days ago · 2 km deep · 7 km away
24. 2.114 km SSE of Fern Forest, HawaiiWed, May 6, 6:34 AM HST · 16584 days ago · 7 km deep · 12 km away
25. 1.917 km W of Volcano, HawaiiWed, May 6, 7:13 AM HST · 16584 days ago · 7 km deep · 21 km away
26. 2.617 km NE of P?hala, HawaiiWed, May 6, 10:55 AM HST · 16584 days ago · 3 km deep · 15 km away
27. 1.714 km NNE of P?hala, HawaiiWed, May 6, 11:37 AM HST · 16584 days ago · 29 km deep · 22 km away
28. 2.221 km WSW of Volcano, HawaiiWed, May 6, 2:27 PM HST · 16584 days ago · 6 km deep · 22 km away
29. 2.817 km NE of P?hala, HawaiiWed, May 6, 6:25 PM HST · 16583 days ago · 8 km deep · 14 km away
30. 2.415 km SW of Pa‘auilo, HawaiiWed, May 6, 7:01 PM HST · 16583 days ago · 31 km deep · 70 km away
31. 1.814 km SW of Volcano, HawaiiWed, May 6, 7:58 PM HST · 16583 days ago · 2 km deep · 11 km away
32. 2.013 km NE of P?hala, HawaiiWed, May 6, 10:52 PM HST · 16583 days ago · 2 km deep · 18 km away
33. 2.215 km S of Volcano, HawaiiWed, May 6, 11:08 PM HST · 16583 days ago · 8 km deep · 4 km away
34. 3.313 km SSE of Volcano, HawaiiThu, May 7, 2:47 AM HST · 16583 days ago · 8 km deep · 2 km away
35. 3.014 km S of Fern Forest, HawaiiThu, May 7, 6:50 AM HST · 16583 days ago · 8 km deep · 9 km away
36. 2.212 km SSE of Volcano, HawaiiThu, May 7, 7:01 AM HST · 16583 days ago · 8 km deep · 1 km away
37. 1.910 km SW of Volcano, HawaiiThu, May 7, 10:43 AM HST · 16583 days ago · 1 km deep · 8 km away
38. 2.011 km SW of Volcano, HawaiiThu, May 7, 1:10 PM HST · 16583 days ago · 2 km deep · 8 km away
39. 2.310 km SW of Volcano, HawaiiThu, May 7, 1:20 PM HST · 16583 days ago · 2 km deep · 8 km away
40. 1.69 km SSW of Volcano, HawaiiThu, May 7, 1:30 PM HST · 16583 days ago · 2 km deep · 8 km away
41. 2.110 km SW of Volcano, HawaiiThu, May 7, 2:01 PM HST · 16583 days ago · 2 km deep · 8 km away
42. 2.28 km WNW of P?hala, HawaiiThu, May 7, 7:04 PM HST · 16582 days ago · 6 km deep · 36 km away
43. 2.011 km SW of Volcano, HawaiiThu, May 7, 7:26 PM HST · 16582 days ago · 1 km deep · 9 km away
44. 1.912 km S of Volcano, HawaiiThu, May 7, 7:29 PM HST · 16582 days ago · 7 km deep · 1 km away
45. 2.117 km NE of P?hala, HawaiiThu, May 7, 8:24 PM HST · 16582 days ago · 2 km deep · 15 km away
46. 2.09 km SSW of Volcano, HawaiiThu, May 7, 9:46 PM HST · 16582 days ago · 2 km deep · 7 km away
47. 2.314 km SW of Volcano, HawaiiFri, May 8, 1:51 AM HST · 16582 days ago · 3 km deep · 10 km away
48. 2.011 km SSW of Volcano, HawaiiFri, May 8, 2:32 AM HST · 16582 days ago · 1 km deep · 7 km away
49. 2.37 km SW of Volcano, HawaiiFri, May 8, 5:34 AM HST · 16582 days ago · 2 km deep · 8 km away
50. 2.014 km SSE of Volcano, HawaiiFri, May 8, 7:38 AM HST · 16582 days ago · 7 km deep · 3 km away
51. 2.62 km NNE of P?hala, HawaiiFri, May 8, 11:01 AM HST · 16582 days ago · 6 km deep · 29 km away
52. 2.414 km S of Fern Forest, HawaiiFri, May 8, 3:46 PM HST · 16582 days ago · 8 km deep · 11 km away
53. 1.911 km SSE of Volcano, HawaiiSat, May 9, 11:16 AM HST · 16581 days ago · 7 km deep · 1 km away
54. 2.615 km WSW of Volcano, HawaiiSat, May 9, 7:52 PM HST · 16580 days ago · 10 km deep · 18 km away
55. 2.67 km SW of Volcano, HawaiiSat, May 9, 9:12 PM HST · 16580 days ago · 2 km deep · 8 km away
56. 2.532 km NNW of P?hala, HawaiiSat, May 9, 10:25 PM HST · 16580 days ago · 10 km deep · 39 km away
57. 2.17 km SW of Volcano, HawaiiSat, May 9, 10:47 PM HST · 16580 days ago · 2 km deep · 8 km away
58. 2.47 km SW of Volcano, HawaiiSat, May 9, 10:51 PM HST · 16580 days ago · 2 km deep · 8 km away
59. 2.111 km SW of Volcano, HawaiiSat, May 9, 11:43 PM HST · 16580 days ago · 2 km deep · 9 km away
60. 2.111 km SW of Volcano, HawaiiSun, May 10, 12:30 AM HST · 16580 days ago · 2 km deep · 8 km away

The first 60 of at least 201.

Before

1. 1.912 km SSE of Volcano, HawaiiSun, May 3, 7:46 PM HST · 16586 days ago · 7 km deep · 2 km away
2. 1.812 km SSE of Volcano, HawaiiSun, May 3, 6:56 PM HST · 16586 days ago · 7 km deep · 1 km away
3. 2.22 km SSE of P?hala, HawaiiSun, May 3, 5:50 PM HST · 16586 days ago · 6 km deep · 31 km away
4. 2.614 km NE of P?hala, HawaiiSun, May 3, 3:56 PM HST · 16587 days ago · 5 km deep · 18 km away
5. 1.613 km SSE of Volcano, HawaiiSun, May 3, 2:56 PM HST · 16587 days ago · 6 km deep · 3 km away
6. 2.114 km NE of P?hala, HawaiiSun, May 3, 2:05 PM HST · 16587 days ago · 5 km deep · 18 km away
7. 2.521 km N of P?hala, HawaiiSun, May 3, 6:36 AM HST · 16587 days ago · 7 km deep · 30 km away
8. 1.614 km S of Volcano, HawaiiSun, May 3, 2:07 AM HST · 16587 days ago · 7 km deep · 3 km away
9. 2.312 km SSE of Volcano, HawaiiSun, May 3, 1:02 AM HST · 16587 days ago · 7 km deep · 2 km away
10. 2.114 km SSE of Fern Forest, HawaiiSun, May 3, 12:42 AM HST · 16587 days ago · 7 km deep · 12 km away
11. 2.114 km S of Fern Forest, HawaiiSat, May 2, 6:10 PM HST · 16587 days ago · 7 km deep · 10 km away
12. 1.614 km SSE of Volcano, HawaiiSat, May 2, 6:06 PM HST · 16587 days ago · 7 km deep · 5 km away
13. 3.415 km S of Fern Forest, HawaiiSat, May 2, 7:10 AM HST · 16588 days ago · 8 km deep · 10 km away
14. 2.415 km S of Volcano, HawaiiSat, May 2, 4:24 AM HST · 16588 days ago · 7 km deep · 4 km away
15. 3.916 km S of Volcano, HawaiiSat, May 2, 2:36 AM HST · 16588 days ago · 10 km deep · 4 km away
16. 1.624 km N of P?hala, HawaiiSat, May 2, 2:27 AM HST · 16588 days ago · 6 km deep · 30 km away
17. 1.715 km S of Fern Forest, HawaiiSat, May 2, 1:27 AM HST · 16588 days ago · 7 km deep · 9 km away
18. 2.314 km S of Fern Forest, HawaiiFri, May 1, 11:23 PM HST · 16588 days ago · 9 km deep · 9 km away
19. 1.714 km SSE of Volcano, HawaiiFri, May 1, 11:05 PM HST · 16588 days ago · 4 km deep · 3 km away
20. 1.727 km ENE of Honaunau-Napoopoo, HawaiiFri, May 1, 9:11 PM HST · 16588 days ago · 7 km deep · 49 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19811692. Read Thu, Oct 1, 2026, 2:21 PM UTC.