M1.9 earthquake 7 km WSW of Volcano, Hawaii

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Wed, Jul 1, 1987, 2:50 AM HST

UTC

1987-07-01 12:50:11 UTC

Depth

16.0 km (10.0 mi), shallow

Epicenter

19.412° N, 155.296° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 3.1 km horizontally, 2.4 km in depth

Magnitude uncertainty

±0.06

Depth from

From location

Station coverage gap

83°

Stations used

11

• Volcano, HawaiiPopulation 2,575. Forecast7 kmWSW
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast39 kmWSW
• Honolulu, HawaiiPopulation 350,964. Forecast340 kmSE

After

1. 1.65 km ESE of H?lualoa, HawaiiWed, Jul 1, 6:10 AM HST · 14338 days ago · 20 km deep · 66 km away
2. 1.96 km SW of Volcano, HawaiiWed, Jul 1, 7:16 AM HST · 14338 days ago · 11 km deep · 1 km away
3. 2.59 km SSW of Volcano, HawaiiWed, Jul 1, 7:17 AM HST · 14338 days ago · 12 km deep · 5 km away
4. 2.711 km NNW of Volcano, HawaiiWed, Jul 1, 7:20 AM HST · 14338 days ago · 39 km deep · 14 km away
5. 4.016 km S of Fern Forest, HawaiiWed, Jul 1, 7:39 AM HST · 14338 days ago · 10 km deep · 21 km away
6. 3.516 km S of Fern Forest, HawaiiWed, Jul 1, 7:55 AM HST · 14338 days ago · 9 km deep · 21 km away
7. 1.95 km SW of Volcano, HawaiiWed, Jul 1, 8:42 AM HST · 14338 days ago · 8 km deep · 2 km away
8. 1.93 km WSW of Volcano, HawaiiWed, Jul 1, 9:01 AM HST · 14338 days ago · 0 km deep · 4 km away
9. 3.027 km W of Volcano, HawaiiWed, Jul 1, 1:21 PM HST · 14337 days ago · -1 km deep · 22 km away
10. 2.527 km WNW of Volcano, HawaiiWed, Jul 1, 1:31 PM HST · 14337 days ago · 0 km deep · 23 km away
11. 2.88 km ENE of Kukuihaele, HawaiiWed, Jul 1, 5:39 PM HST · 14337 days ago · 13 km deep · 85 km away
12. 3.049 km SE of Naalehu, HawaiiWed, Jul 1, 7:06 PM HST · 14337 days ago · 6 km deep · 68 km away
13. 1.7Island of Hawaii, HawaiiWed, Jul 1, 9:18 PM HST · 14337 days ago · -1 km deep · 5 km away
14. 1.86 km SW of Volcano, HawaiiWed, Jul 1, 10:09 PM HST · 14337 days ago · 11 km deep · 3 km away
15. 2.012 km WSW of Volcano, HawaiiWed, Jul 1, 11:38 PM HST · 14337 days ago · 12 km deep · 6 km away
16. 2.020 km W of Volcano, HawaiiThu, Jul 2, 1:16 AM HST · 14337 days ago · 5 km deep · 15 km away
17. 2.111 km SW of Volcano, HawaiiThu, Jul 2, 3:29 AM HST · 14337 days ago · 18 km deep · 5 km away
18. 2.37 km WSW of Volcano, HawaiiThu, Jul 2, 5:55 AM HST · 14337 days ago · 10 km deep · 1 km away
19. 1.815 km S of Fern Forest, HawaiiThu, Jul 2, 5:56 AM HST · 14337 days ago · 7 km deep · 21 km away
20. 2.28 km WNW of Volcano, HawaiiThu, Jul 2, 12:04 PM HST · 14337 days ago · 8 km deep · 7 km away
21. 2.016 km SW of Volcano, HawaiiThu, Jul 2, 12:44 PM HST · 14336 days ago · 11 km deep · 10 km away
22. 2.46 km SSW of Volcano, HawaiiThu, Jul 2, 4:07 PM HST · 14336 days ago · 2 km deep · 4 km away
23. 1.65 km WSW of Volcano, HawaiiThu, Jul 2, 6:02 PM HST · 14336 days ago · 11 km deep · 2 km away
24. 1.86 km WSW of Volcano, HawaiiThu, Jul 2, 6:55 PM HST · 14336 days ago · 7 km deep · 1 km away
25. 1.87 km SW of Volcano, HawaiiThu, Jul 2, 9:11 PM HST · 14336 days ago · 7 km deep · 1 km away
26. 2.1Island of Hawaii, HawaiiThu, Jul 2, 11:51 PM HST · 14336 days ago · 18 km deep · 2 km away
27. 2.83 km SSW of Volcano, HawaiiFri, Jul 3, 2:59 AM HST · 14336 days ago · 41 km deep · 5 km away
28. 2.14 km SW of Volcano, HawaiiFri, Jul 3, 5:15 AM HST · 14336 days ago · 14 km deep · 3 km away
29. 1.98 km SW of Volcano, HawaiiFri, Jul 3, 5:39 AM HST · 14336 days ago · 11 km deep · 3 km away
30. 2.14 km WSW of Volcano, HawaiiFri, Jul 3, 6:22 AM HST · 14336 days ago · 6 km deep · 2 km away
31. 2.14 km SSW of Volcano, HawaiiFri, Jul 3, 6:39 AM HST · 14336 days ago · 15 km deep · 6 km away
32. 2.04 km SW of Volcano, HawaiiFri, Jul 3, 6:52 AM HST · 14336 days ago · 13 km deep · 3 km away
33. 2.13 km W of Volcano, HawaiiFri, Jul 3, 7:24 AM HST · 14336 days ago · 16 km deep · 4 km away
34. 2.02 km WSW of Volcano, HawaiiFri, Jul 3, 7:41 AM HST · 14336 days ago · 13 km deep · 5 km away
35. 2.0Island of Hawaii, HawaiiFri, Jul 3, 8:10 AM HST · 14336 days ago · 12 km deep · 3 km away
36. 2.116 km NW of Kalaoa, HawaiiFri, Jul 3, 8:20 AM HST · 14336 days ago · 9 km deep · 96 km away
37. 1.911 km SSW of Volcano, HawaiiFri, Jul 3, 9:23 AM HST · 14336 days ago · 10 km deep · 6 km away
38. 2.16 km SW of Volcano, HawaiiFri, Jul 3, 9:44 AM HST · 14336 days ago · 9 km deep · 2 km away
39. 1.92 km NW of Volcano, HawaiiFri, Jul 3, 11:08 AM HST · 14336 days ago · 8 km deep · 7 km away
40. 2.010 km SSW of Volcano, HawaiiFri, Jul 3, 11:57 AM HST · 14336 days ago · 4 km deep · 6 km away
41. 2.06 km SSE of Leilani Estates, HawaiiFri, Jul 3, 1:59 PM HST · 14335 days ago · 8 km deep · 43 km away
42. 2.08 km SSW of Volcano, HawaiiFri, Jul 3, 4:54 PM HST · 14335 days ago · 9 km deep · 5 km away
43. 2.13 km SSW of Volcano, HawaiiFri, Jul 3, 6:23 PM HST · 14335 days ago · 15 km deep · 5 km away
44. 2.37 km SW of P?hala, HawaiiSat, Jul 4, 3:11 AM HST · 14335 days ago · 6 km deep · 38 km away
45. 2.15 km NNW of Volcano, HawaiiSat, Jul 4, 3:53 AM HST · 14335 days ago · 15 km deep · 9 km away
46. 2.17 km SE of Volcano, HawaiiSat, Jul 4, 4:38 AM HST · 14335 days ago · 14 km deep · 12 km away
47. 2.54 km ESE of P?hala, HawaiiSat, Jul 4, 6:22 AM HST · 14335 days ago · 6 km deep · 29 km away
48. 1.616 km SSE of Honaunau-Napoopoo, HawaiiSat, Jul 4, 7:12 PM HST · 14334 days ago · 9 km deep · 54 km away
49. 2.33 km SW of Volcano, HawaiiSun, Jul 5, 12:36 AM HST · 14334 days ago · 0 km deep · 4 km away
50. 1.69 km SSW of Volcano, HawaiiSun, Jul 5, 3:53 AM HST · 14334 days ago · 18 km deep · 7 km away
51. 2.812 km N of P?hala, HawaiiSun, Jul 5, 8:23 AM HST · 14334 days ago · 8 km deep · 21 km away
52. 2.46 km SW of Volcano, HawaiiSun, Jul 5, 1:45 PM HST · 14333 days ago · 6 km deep · 1 km away
53. 2.16 km SSE of Honoka‘a, HawaiiSun, Jul 5, 2:33 PM HST · 14333 days ago · 4 km deep · 70 km away
54. 3.914 km S of Volcano, HawaiiSun, Jul 5, 5:47 PM HST · 14333 days ago · 9 km deep · 13 km away
55. 2.116 km S of Fern Forest, HISun, Jul 5, 7:03 PM HST · 14333 days ago · 7 km deep · 21 km away
56. 2.215 km S of Volcano, HIMon, Jul 6, 6:38 AM HST · 14333 days ago · 8 km deep · 12 km away
57. 2.03 km SSW of Volcano, HawaiiMon, Jul 6, 5:42 PM HST · 14332 days ago · -1 km deep · 6 km away
58. 1.710 km S of Volcano, HawaiiMon, Jul 6, 10:52 PM HST · 14332 days ago · 8 km deep · 9 km away
59. 2.24 km WSW of Volcano, HawaiiTue, Jul 7, 2:18 PM HST · 14331 days ago · 10 km deep · 3 km away
60. 1.92 km NE of Honaunau-Napoopoo, HawaiiTue, Jul 7, 7:12 PM HST · 14331 days ago · 5 km deep · 58 km away

The first 60 of 199.

Before

1. 3.037 km S of Fern Forest, HawaiiTue, Jun 30, 3:53 PM HST · 14338 days ago · 50 km deep · 39 km away
2. 1.92 km SSW of Volcano, HawaiiTue, Jun 30, 3:47 PM HST · 14338 days ago · 14 km deep · 5 km away
3. 1.910 km W of Volcano, HawaiiTue, Jun 30, 2:15 PM HST · 14338 days ago · 6 km deep · 5 km away
4. 1.75 km SW of Volcano, HawaiiTue, Jun 30, 2:41 AM HST · 14339 days ago · 9 km deep · 2 km away
5. 1.814 km SSW of Volcano, HawaiiMon, Jun 29, 10:48 PM HST · 14339 days ago · 7 km deep · 11 km away
6. 1.78 km SW of Volcano, HawaiiMon, Jun 29, 9:56 PM HST · 14339 days ago · 8 km deep · 4 km away
7. 2.21 km W of P?hala, HawaiiMon, Jun 29, 2:41 PM HST · 14339 days ago · 6 km deep · 31 km away
8. 2.429 km ESE of P?hala, HawaiiMon, Jun 29, 2:33 PM HST · 14339 days ago · 6 km deep · 32 km away
9. 2.419 km WSW of Hilo, HawaiiMon, Jun 29, 2:30 PM HST · 14339 days ago · 6 km deep · 30 km away
10. 1.515 km S of Volcano, HawaiiMon, Jun 29, 9:55 AM HST · 14340 days ago · 6 km deep · 14 km away
11. 1.815 km S of Volcano, HawaiiMon, Jun 29, 1:58 AM HST · 14340 days ago · 5 km deep · 15 km away
12. 2.025 km N of P?hala, HawaiiMon, Jun 29, 1:11 AM HST · 14340 days ago · 7 km deep · 21 km away
13. 1.913 km SSE of Fern Forest, HawaiiSun, Jun 28, 11:55 PM HST · 14340 days ago · 7 km deep · 24 km away
14. 1.514 km S of Volcano, HawaiiSun, Jun 28, 9:10 PM HST · 14340 days ago · 7 km deep · 12 km away
15. 1.91 km SE of Honaunau-Napoopoo, HawaiiSun, Jun 28, 6:00 AM HST · 14341 days ago · -1 km deep · 58 km away
16. 2.1Island of Hawaii, HawaiiSun, Jun 28, 5:44 AM HST · 14341 days ago · 8 km deep · 22 km away
17. 2.318 km W of Hawaiian Ocean View, HawaiiSun, Jun 28, 5:00 AM HST · 14341 days ago · 43 km deep · 77 km away
18. 2.45 km SSW of Volcano, HawaiiSat, Jun 27, 7:19 PM HST · 14341 days ago · 1 km deep · 4 km away
19. 1.913 km SSE of Volcano, HawaiiSat, Jun 27, 8:35 AM HST · 14342 days ago · 6 km deep · 14 km away
20. 2.115 km S of Fern Forest, HawaiiSat, Jun 27, 4:20 AM HST · 14342 days ago · 8 km deep · 20 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv243788. Read Fri, Oct 2, 2026, 9:55 AM UTC.