M1.9 earthquake 16 km S of Volcano, Hawaii

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Sat, Aug 8, 1987, 10:04 PM HST

UTC

1987-08-09 08:04:00 UTC

Depth

5.2 km (3.2 mi), shallow

Epicenter

19.290° N, 155.220° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.5 km in depth

Magnitude uncertainty

±0.01

Depth from

From location

Station coverage gap

116°

Stations used

43

• Volcano, HawaiiPopulation 2,575. Forecast17 kmS
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast42 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast355 kmSE

After

1. 3.515 km S of Volcano, HawaiiSat, Aug 8, 10:11 PM HST · 14299 days ago · 8 km deep · 2 km away
2. 1.614 km S of Volcano, HawaiiSat, Aug 8, 10:14 PM HST · 14299 days ago · 10 km deep · 3 km away
3. 1.616 km S of Volcano, HawaiiSat, Aug 8, 10:22 PM HST · 14299 days ago · 6 km deep · 0 km away
4. 1.615 km SE of Fern Forest, HawaiiSun, Aug 9, 1:38 AM HST · 14298 days ago · 6 km deep · 20 km away
5. 1.616 km S of Volcano, HawaiiSun, Aug 9, 2:11 AM HST · 14298 days ago · 6 km deep · 1 km away
6. 1.814 km S of Fern Forest, HawaiiSun, Aug 9, 2:26 AM HST · 14298 days ago · 7 km deep · 10 km away
7. 1.617 km S of Volcano, HawaiiSun, Aug 9, 2:36 AM HST · 14298 days ago · 6 km deep · 0 km away
8. 1.717 km N of P?hala, HawaiiSun, Aug 9, 5:13 AM HST · 14298 days ago · 8 km deep · 30 km away
9. 1.718 km N of P?hala, HawaiiSun, Aug 9, 11:23 AM HST · 14298 days ago · 7 km deep · 31 km away
10. 1.94 km SW of Volcano, HawaiiSun, Aug 9, 3:46 PM HST · 14298 days ago · 15 km deep · 15 km away
11. 2.029 km ENE of Honaunau-Napoopoo, HawaiiSun, Aug 9, 6:03 PM HST · 14298 days ago · 7 km deep · 49 km away
12. 1.67 km SW of Volcano, HawaiiSun, Aug 9, 9:15 PM HST · 14298 days ago · 2 km deep · 13 km away
13. 2.816 km S of Volcano, HawaiiMon, Aug 10, 4:32 AM HST · 14297 days ago · 10 km deep · 1 km away
14. 1.914 km N of P?hala, HawaiiMon, Aug 10, 8:12 AM HST · 14297 days ago · 7 km deep · 30 km away
15. 1.510 km NNE of P?hala, HawaiiMon, Aug 10, 12:38 PM HST · 14297 days ago · 9 km deep · 22 km away
16. 2.38 km ESE of Waimea, HawaiiMon, Aug 10, 7:02 PM HST · 14297 days ago · 9 km deep · 88 km away
17. 1.911 km NW of Wai‘?hinu, HawaiiMon, Aug 10, 10:35 PM HST · 14297 days ago · 3 km deep · 50 km away
18. 1.515 km SSE of Volcano, HawaiiTue, Aug 11, 4:17 AM HST · 14296 days ago · 8 km deep · 6 km away
19. 2.415 km SSE of Fern Forest, HawaiiTue, Aug 11, 7:02 PM HST · 14296 days ago · 8 km deep · 13 km away
20. 1.98 km WSW of Volcano, HawaiiWed, Aug 12, 4:25 AM HST · 14295 days ago · 5 km deep · 17 km away
21. 1.912 km SSE of Fern Forest, HawaiiWed, Aug 12, 6:43 AM HST · 14295 days ago · 7 km deep · 17 km away
22. 2.17 km ESE of Waimea, HawaiiWed, Aug 12, 12:17 PM HST · 14295 days ago · 11 km deep · 88 km away
23. 1.97 km NNW of P?hala, HawaiiWed, Aug 12, 6:00 PM HST · 14295 days ago · 6 km deep · 29 km away
24. 2.116 km S of Volcano, HawaiiThu, Aug 13, 4:22 AM HST · 14294 days ago · 8 km deep · 2 km away
25. 1.716 km S of Volcano, HawaiiThu, Aug 13, 4:23 AM HST · 14294 days ago · 7 km deep · 1 km away
26. 1.514 km S of Volcano, HawaiiThu, Aug 13, 6:23 PM HST · 14294 days ago · 6 km deep · 2 km away
27. 1.513 km SSE of Fern Forest, HawaiiFri, Aug 14, 7:28 PM HST · 14293 days ago · 8 km deep · 18 km away
28. 1.615 km S of Fern Forest, HawaiiFri, Aug 14, 9:06 PM HST · 14293 days ago · 6 km deep · 10 km away
29. 2.28 km N of Wai‘?hinu, HawaiiSat, Aug 15, 2:33 AM HST · 14292 days ago · 10 km deep · 46 km away
30. 2.110 km SSE of Volcano, HawaiiSat, Aug 15, 8:44 AM HST · 14292 days ago · 8 km deep · 8 km away
31. 1.99 km WSW of Volcano, HawaiiSat, Aug 15, 10:23 AM HST · 14292 days ago · 5 km deep · 17 km away
32. 2.015 km S of Fern Forest, HawaiiSat, Aug 15, 7:35 PM HST · 14292 days ago · 6 km deep · 12 km away
33. 2.318 km N of P?hala, HawaiiSat, Aug 15, 11:21 PM HST · 14291 days ago · 8 km deep · 29 km away
34. 1.613 km S of Volcano, HawaiiSat, Aug 15, 11:44 PM HST · 14291 days ago · 7 km deep · 3 km away
35. 2.521 km WSW of Volcano, HawaiiSun, Aug 16, 9:21 AM HST · 14291 days ago · 7 km deep · 25 km away
36. 1.814 km SSE of Fern Forest, HawaiiSun, Aug 16, 1:27 PM HST · 14291 days ago · 8 km deep · 18 km away
37. 1.95 km W of Volcano, HawaiiMon, Aug 17, 3:24 AM HST · 14290 days ago · 1 km deep · 19 km away
38. 2.124 km ESE of Leilani Estates, HawaiiMon, Aug 17, 9:07 AM HST · 14290 days ago · 42 km deep · 54 km away
39. 2.519 km W of Volcano, HawaiiMon, Aug 17, 12:24 PM HST · 14290 days ago · 4 km deep · 29 km away
40. 1.99 km NNW of P?hala, HawaiiMon, Aug 17, 5:07 PM HST · 14290 days ago · 9 km deep · 29 km away
41. 2.113 km SSE of Fern Forest, HawaiiTue, Aug 18, 6:53 AM HST · 14289 days ago · 7 km deep · 17 km away
42. 2.035 km SE of Naalehu, HawaiiTue, Aug 18, 10:29 AM HST · 14289 days ago · 16 km deep · 52 km away
43. 2.19 km NNW of Volcano, HawaiiTue, Aug 18, 2:13 PM HST · 14289 days ago · 24 km deep · 27 km away
44. 2.611 km WSW of Volcano, HawaiiWed, Aug 19, 12:03 AM HST · 14288 days ago · 7 km deep · 18 km away
45. 1.615 km SSE of Fern Forest, HawaiiWed, Aug 19, 2:49 AM HST · 14288 days ago · 7 km deep · 13 km away
46. 1.89 km WSW of Volcano, HawaiiWed, Aug 19, 5:26 AM HST · 14288 days ago · 4 km deep · 18 km away
47. 3.07 km NE of Waimea, HawaiiWed, Aug 19, 3:34 PM HST · 14288 days ago · 25 km deep · 97 km away
48. 1.89 km SSE of Fern Forest, HawaiiWed, Aug 19, 11:22 PM HST · 14287 days ago · -1 km deep · 17 km away
49. 1.8Island of Hawaii, HawaiiThu, Aug 20, 6:09 AM HST · 14287 days ago · 9 km deep · 67 km away
50. 1.915 km S of Pa‘auilo, HawaiiThu, Aug 20, 6:30 AM HST · 14287 days ago · 10 km deep · 70 km away
51. 2.027 km N of P?hala, HawaiiThu, Aug 20, 7:49 AM HST · 14287 days ago · 7 km deep · 34 km away
52. 2.63 km ESE of Leilani Estates, HawaiiThu, Aug 20, 2:32 PM HST · 14287 days ago · 8 km deep · 39 km away
53. 2.15 km SW of Volcano, HawaiiFri, Aug 21, 3:58 PM HST · 14286 days ago · 2 km deep · 13 km away
54. 2.112 km S of Volcano, HawaiiFri, Aug 21, 6:12 PM HST · 14286 days ago · 7 km deep · 5 km away
55. 1.715 km S of Fern Forest, HawaiiFri, Aug 21, 6:41 PM HST · 14286 days ago · 6 km deep · 10 km away
56. 2.84 km SW of Volcano, HawaiiSat, Aug 22, 4:42 AM HST · 14285 days ago · 14 km deep · 15 km away
57. 2.06 km SW of Volcano, HawaiiSat, Aug 22, 6:41 AM HST · 14285 days ago · 0 km deep · 14 km away
58. 2.513 km S of Volcano, HawaiiSat, Aug 22, 1:49 PM HST · 14285 days ago · 7 km deep · 5 km away
59. 2.05 km SSW of Volcano, HawaiiSat, Aug 22, 2:41 PM HST · 14285 days ago · 2 km deep · 13 km away
60. 2.024 km N of P?hala, HawaiiSat, Aug 22, 7:06 PM HST · 14285 days ago · 7 km deep · 33 km away

The first 60 of 195.

Before

1. 3.814 km S of Volcano, HawaiiSat, Aug 8, 9:45 PM HST · 14299 days ago · 9 km deep · 3 km away
2. 1.614 km SSE of Fern Forest, HawaiiSat, Aug 8, 9:22 PM HST · 14299 days ago · 8 km deep · 18 km away
3. 1.616 km S of Fern Forest, HawaiiSat, Aug 8, 8:22 AM HST · 14299 days ago · 8 km deep · 11 km away
4. 2.112 km NW of Mountain View, HawaiiFri, Aug 7, 7:47 PM HST · 14300 days ago · 14 km deep · 39 km away
5. 1.612 km N of P?hala, HawaiiFri, Aug 7, 5:35 PM HST · 14300 days ago · 11 km deep · 29 km away
6. 2.523 km WNW of Volcano, HawaiiFri, Aug 7, 12:30 PM HST · 14300 days ago · 4 km deep · 33 km away
7. 1.91 km NNW of Volcano, HawaiiThu, Aug 6, 4:29 AM HST · 14301 days ago · 2 km deep · 18 km away
8. 1.912 km SSE of Volcano, HawaiiWed, Aug 5, 4:30 PM HST · 14302 days ago · 7 km deep · 5 km away
9. 1.515 km S of Fern Forest, HawaiiWed, Aug 5, 9:39 AM HST · 14302 days ago · 7 km deep · 11 km away
10. 1.713 km S of Fern Forest, HawaiiWed, Aug 5, 3:00 AM HST · 14302 days ago · 8 km deep · 11 km away
11. 2.13 km SW of Volcano, HawaiiTue, Aug 4, 11:12 PM HST · 14302 days ago · 11 km deep · 15 km away
12. 2.425 km ESE of Honaunau-Napoopoo, HawaiiTue, Aug 4, 2:04 PM HST · 14303 days ago · 7 km deep · 45 km away
13. 2.36 km ENE of Hilo, HawaiiTue, Aug 4, 12:33 PM HST · 14303 days ago · 45 km deep · 54 km away
14. 2.38 km SSW of Volcano, HawaiiTue, Aug 4, 12:21 PM HST · 14303 days ago · 3 km deep · 9 km away
15. 1.817 km N of P?hala, HawaiiTue, Aug 4, 11:04 AM HST · 14303 days ago · 8 km deep · 29 km away
16. 1.623 km N of P?hala, HawaiiTue, Aug 4, 9:55 AM HST · 14303 days ago · 7 km deep · 33 km away
17. 3.315 km S of Fern Forest, HawaiiTue, Aug 4, 7:14 AM HST · 14303 days ago · 9 km deep · 10 km away
18. 1.913 km SSE of Volcano, HawaiiMon, Aug 3, 5:45 PM HST · 14304 days ago · 7 km deep · 7 km away
19. 2.27 km W of Waimea, HawaiiMon, Aug 3, 3:42 PM HST · 14304 days ago · 10 km deep · 98 km away
20. 2.415 km SE of Fern Forest, HawaiiMon, Aug 3, 3:32 PM HST · 14304 days ago · 8 km deep · 20 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv247413. Read Thu, Oct 1, 2026, 8:10 PM UTC.