M2.1 earthquake 5 km NNW of Volcano, Hawaii

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Sat, Jul 4, 1987, 3:53 AM HST

UTC

1987-07-04 13:53:49 UTC

Depth

15.1 km (9.4 mi), shallow

Epicenter

19.486° N, 155.264° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.7 km horizontally, 1.2 km in depth

Depth from

From location

Station coverage gap

268°, poorly surrounded by stations

Stations used

15

• Volcano, HawaiiPopulation 2,575. Forecast6 kmNNW
• Hilo, HawaiiPopulation 43,263. Forecast33 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast338 kmSE

After

1. 2.17 km SE of Volcano, HawaiiSat, Jul 4, 4:38 AM HST · 14335 days ago · 14 km deep · 13 km away
2. 2.54 km ESE of P?hala, HawaiiSat, Jul 4, 6:22 AM HST · 14335 days ago · 6 km deep · 38 km away
3. 1.616 km SSE of Honaunau-Napoopoo, HawaiiSat, Jul 4, 7:12 PM HST · 14334 days ago · 9 km deep · 59 km away
4. 2.33 km SW of Volcano, HawaiiSun, Jul 5, 12:36 AM HST · 14334 days ago · 0 km deep · 7 km away
5. 1.69 km SSW of Volcano, HawaiiSun, Jul 5, 3:53 AM HST · 14334 days ago · 18 km deep · 14 km away
6. 2.812 km N of P?hala, HawaiiSun, Jul 5, 8:23 AM HST · 14334 days ago · 8 km deep · 29 km away
7. 2.46 km SW of Volcano, HawaiiSun, Jul 5, 1:45 PM HST · 14333 days ago · 6 km deep · 9 km away
8. 2.16 km SSE of Honoka‘a, HawaiiSun, Jul 5, 2:33 PM HST · 14333 days ago · 4 km deep · 63 km away
9. 3.914 km S of Volcano, HawaiiSun, Jul 5, 5:47 PM HST · 14333 days ago · 9 km deep · 20 km away
10. 2.116 km S of Fern Forest, HISun, Jul 5, 7:03 PM HST · 14333 days ago · 7 km deep · 24 km away
11. 2.215 km S of Volcano, HIMon, Jul 6, 6:38 AM HST · 14333 days ago · 8 km deep · 20 km away
12. 2.03 km SSW of Volcano, HawaiiMon, Jul 6, 5:42 PM HST · 14332 days ago · -1 km deep · 9 km away
13. 1.710 km S of Volcano, HawaiiMon, Jul 6, 10:52 PM HST · 14332 days ago · 8 km deep · 15 km away
14. 2.24 km WSW of Volcano, HawaiiTue, Jul 7, 2:18 PM HST · 14331 days ago · 10 km deep · 6 km away
15. 1.92 km NE of Honaunau-Napoopoo, HawaiiTue, Jul 7, 7:12 PM HST · 14331 days ago · 5 km deep · 62 km away
16. 2.415 km S of Volcano, HawaiiTue, Jul 7, 11:13 PM HST · 14331 days ago · 8 km deep · 21 km away
17. 2.48 km N of Volcano, HawaiiTue, Jul 7, 11:32 PM HST · 14331 days ago · 11 km deep · 5 km away
18. 1.75 km WNW of Volcano, HawaiiWed, Jul 8, 4:08 AM HST · 14331 days ago · 4 km deep · 3 km away
19. 1.712 km SSE of Volcano, HawaiiWed, Jul 8, 7:10 AM HST · 14331 days ago · 6 km deep · 19 km away
20. 2.610 km SW of Captain Cook, HawaiiWed, Jul 8, 9:17 AM HST · 14331 days ago · 9 km deep · 77 km away
21. 2.36 km WSW of Volcano, HawaiiWed, Jul 8, 12:04 PM HST · 14330 days ago · 11 km deep · 8 km away
22. 2.34 km NW of Volcano, HawaiiWed, Jul 8, 8:37 PM HST · 14330 days ago · 23 km deep · 1 km away
23. 2.37 km WSW of Volcano, HawaiiThu, Jul 9, 12:06 AM HST · 14330 days ago · 11 km deep · 9 km away
24. 2.713 km SSE of Fern Forest, HawaiiThu, Jul 9, 4:46 AM HST · 14330 days ago · 7 km deep · 24 km away
25. 2.114 km SSE of Volcano, HawaiiThu, Jul 9, 6:15 AM HST · 14330 days ago · 7 km deep · 20 km away
26. 2.118 km N of P?hala, HawaiiThu, Jul 9, 7:05 AM HST · 14330 days ago · 7 km deep · 28 km away
27. 2.218 km ENE of Honaunau-Napoopoo, HawaiiThu, Jul 9, 7:36 AM HST · 14330 days ago · 4 km deep · 47 km away
28. 2.02 km W of Volcano, HawaiiThu, Jul 9, 10:26 AM HST · 14330 days ago · -1 km deep · 5 km away
29. 2.2Island of Hawaii, HawaiiThu, Jul 9, 10:27 AM HST · 14330 days ago · 9 km deep · 4 km away
30. 1.713 km SSE of Fern Forest, HawaiiThu, Jul 9, 2:09 PM HST · 14329 days ago · 7 km deep · 24 km away
31. 1.74 km SW of Volcano, HawaiiThu, Jul 9, 5:14 PM HST · 14329 days ago · -1 km deep · 8 km away
32. 2.24 km WNW of Kailua-Kona, HawaiiThu, Jul 9, 7:30 PM HST · 14329 days ago · 8 km deep · 84 km away
33. 1.726 km W of Volcano, HawaiiThu, Jul 9, 8:35 PM HST · 14329 days ago · 7 km deep · 23 km away
34. 2.21 km WNW of Volcano, HawaiiThu, Jul 9, 10:43 PM HST · 14329 days ago · 0 km deep · 5 km away
35. 2.110 km WSW of Volcano, HawaiiFri, Jul 10, 1:40 AM HST · 14329 days ago · 6 km deep · 10 km away
36. 1.812 km SSE of Fern Forest, HawaiiFri, Jul 10, 2:48 AM HST · 14329 days ago · 8 km deep · 22 km away
37. 2.210 km W of Volcano, HawaiiFri, Jul 10, 3:04 AM HST · 14329 days ago · 5 km deep · 9 km away
38. 2.510 km WSW of Volcano, HawaiiFri, Jul 10, 4:04 AM HST · 14329 days ago · 3 km deep · 10 km away
39. 2.117 km N of P?hala, HawaiiFri, Jul 10, 8:57 AM HST · 14329 days ago · 7 km deep · 29 km away
40. 1.723 km E of Honaunau-Napoopoo, HawaiiFri, Jul 10, 11:30 AM HST · 14329 days ago · 4 km deep · 40 km away
41. 2.521 km W of Volcano, HawaiiFri, Jul 10, 1:37 PM HST · 14328 days ago · 10 km deep · 18 km away
42. 2.15 km SSW of Volcano, HawaiiFri, Jul 10, 1:55 PM HST · 14328 days ago · 2 km deep · 10 km away
43. 2.614 km SSE of Volcano, HawaiiSat, Jul 11, 12:06 AM HST · 14328 days ago · 9 km deep · 21 km away
44. 2.311 km SW of Volcano, HawaiiSat, Jul 11, 7:03 AM HST · 14328 days ago · 11 km deep · 15 km away
45. 1.6Island of Hawaii, HawaiiSat, Jul 11, 9:03 AM HST · 14328 days ago · 7 km deep · 27 km away
46. 2.013 km W of Volcano, HawaiiSat, Jul 11, 12:55 PM HST · 14327 days ago · 8 km deep · 12 km away
47. 2.2Island of Hawaii, HawaiiSat, Jul 11, 5:52 PM HST · 14327 days ago · 8 km deep · 29 km away
48. 2.116 km SW of Leilani Estates, HawaiiSat, Jul 11, 7:17 PM HST · 14327 days ago · 8 km deep · 31 km away
49. 2.716 km SW of Leilani Estates, HawaiiSat, Jul 11, 7:30 PM HST · 14327 days ago · 9 km deep · 30 km away
50. 1.818 km N of P?hala, HawaiiSat, Jul 11, 11:00 PM HST · 14327 days ago · 8 km deep · 27 km away
51. 2.43 km E of Volcano, HawaiiSun, Jul 12, 4:26 AM HST · 14327 days ago · 18 km deep · 8 km away
52. 2.112 km WSW of Volcano, HawaiiSun, Jul 12, 4:31 AM HST · 14327 days ago · 2 km deep · 13 km away
53. 2.015 km S of Volcano, HawaiiSun, Jul 12, 11:11 AM HST · 14327 days ago · 5 km deep · 21 km away
54. 1.710 km WNW of P?hala, HawaiiSun, Jul 12, 3:24 PM HST · 14326 days ago · 8 km deep · 43 km away
55. 2.124 km W of Volcano, HawaiiSun, Jul 12, 7:26 PM HST · 14326 days ago · 8 km deep · 21 km away
56. 1.810 km SSE of Fern Forest, HawaiiSun, Jul 12, 7:37 PM HST · 14326 days ago · 0 km deep · 21 km away
57. 2.22 km SW of Kailua-Kona, HawaiiMon, Jul 13, 2:10 AM HST · 14326 days ago · 10 km deep · 80 km away
58. 2.68 km WNW of Kailua-Kona, HawaiiMon, Jul 13, 8:17 AM HST · 14326 days ago · 10 km deep · 88 km away
59. 2.09 km WSW of Volcano, HawaiiMon, Jul 13, 10:42 AM HST · 14326 days ago · 3 km deep · 10 km away
60. 2.17 km SW of Volcano, HawaiiMon, Jul 13, 10:43 AM HST · 14326 days ago · 9 km deep · 10 km away

The first 60 of 198.

Before

1. 2.37 km SW of P?hala, HawaiiSat, Jul 4, 3:11 AM HST · 14335 days ago · 6 km deep · 46 km away
2. 2.13 km SSW of Volcano, HawaiiFri, Jul 3, 6:23 PM HST · 14335 days ago · 15 km deep · 8 km away
3. 2.08 km SSW of Volcano, HawaiiFri, Jul 3, 4:54 PM HST · 14335 days ago · 9 km deep · 13 km away
4. 2.06 km SSE of Leilani Estates, HawaiiFri, Jul 3, 1:59 PM HST · 14335 days ago · 8 km deep · 40 km away
5. 2.010 km SSW of Volcano, HawaiiFri, Jul 3, 11:57 AM HST · 14335 days ago · 4 km deep · 15 km away
6. 1.92 km NW of Volcano, HawaiiFri, Jul 3, 11:08 AM HST · 14336 days ago · 8 km deep · 3 km away
7. 2.16 km SW of Volcano, HawaiiFri, Jul 3, 9:44 AM HST · 14336 days ago · 9 km deep · 10 km away
8. 1.911 km SSW of Volcano, HawaiiFri, Jul 3, 9:23 AM HST · 14336 days ago · 10 km deep · 15 km away
9. 2.116 km NW of Kalaoa, HawaiiFri, Jul 3, 8:20 AM HST · 14336 days ago · 9 km deep · 96 km away
10. 2.0Island of Hawaii, HawaiiFri, Jul 3, 8:10 AM HST · 14336 days ago · 12 km deep · 9 km away
11. 2.02 km WSW of Volcano, HawaiiFri, Jul 3, 7:41 AM HST · 14336 days ago · 13 km deep · 6 km away
12. 2.13 km W of Volcano, HawaiiFri, Jul 3, 7:24 AM HST · 14336 days ago · 16 km deep · 6 km away
13. 2.04 km SW of Volcano, HawaiiFri, Jul 3, 6:52 AM HST · 14336 days ago · 13 km deep · 8 km away
14. 2.14 km SSW of Volcano, HawaiiFri, Jul 3, 6:39 AM HST · 14336 days ago · 15 km deep · 10 km away
15. 2.14 km WSW of Volcano, HawaiiFri, Jul 3, 6:22 AM HST · 14336 days ago · 6 km deep · 7 km away
16. 1.98 km SW of Volcano, HawaiiFri, Jul 3, 5:39 AM HST · 14336 days ago · 11 km deep · 11 km away
17. 2.14 km SW of Volcano, HawaiiFri, Jul 3, 5:15 AM HST · 14336 days ago · 14 km deep · 8 km away
18. 2.83 km SSW of Volcano, HawaiiFri, Jul 3, 2:59 AM HST · 14336 days ago · 41 km deep · 9 km away
19. 2.1Island of Hawaii, HawaiiThu, Jul 2, 11:51 PM HST · 14336 days ago · 18 km deep · 8 km away
20. 1.87 km SW of Volcano, HawaiiThu, Jul 2, 9:11 PM HST · 14336 days ago · 7 km deep · 10 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv244155. Read Fri, Oct 2, 2026, 9:02 AM UTC.