M1.6 earthquake 64 km NW of Kalaoa, Hawaii

Magnitude

1.6 (Md, duration), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Wed, Feb 4, 1987, 3:28 AM HST

UTC

1987-02-04 13:28:39 UTC

Depth

5.5 km (3.4 mi), shallow

Epicenter

20.054° N, 156.494° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 8.1 km horizontally, 10.7 km in depth

Depth from

From location

Station coverage gap

300°, poorly surrounded by stations

Stations used

17

• Kalaoa, HawaiiPopulation 9,644. Forecast65 kmNW
• Kailua-Kona, HawaiiPopulation 11,975. Forecast69 kmNW
• Honolulu, HawaiiPopulation 350,964. Forecast199 kmSE

After

1. 3.156 km NW of Kalaoa, HawaiiWed, Feb 4, 5:19 AM HST · 14488 days ago · 3 km deep · 8 km away
2. 3.160 km WNW of Kalaoa, HawaiiWed, Feb 4, 5:42 AM HST · 14488 days ago · 5 km deep · 4 km away
3. 3.558 km NW of Kalaoa, HawaiiWed, Feb 4, 7:56 AM HST · 14487 days ago · 4 km deep · 6 km away
4. 2.656 km NW of Kalaoa, HawaiiWed, Feb 4, 9:18 AM HST · 14487 days ago · 3 km deep · 8 km away
5. 3.464 km NW of Kalaoa, HawaiiWed, Feb 4, 10:54 AM HST · 14487 days ago · 9 km deep · 2 km away
6. 2.310 km WNW of Kalaoa, HawaiiWed, Feb 4, 11:32 AM HST · 14487 days ago · 22 km deep · 55 km away
7. 3.659 km S of M?kena, HawaiiWed, Feb 4, 12:36 PM HST · 14487 days ago · 13 km deep · 8 km away
8. 1.650 km NW of Kalaoa, HawaiiWed, Feb 4, 4:38 PM HST · 14487 days ago · 5 km deep · 14 km away
9. 2.548 km NW of Kalaoa, HawaiiWed, Feb 4, 5:10 PM HST · 14487 days ago · 3 km deep · 17 km away
10. 2.656 km NW of Kalaoa, HawaiiWed, Feb 4, 6:39 PM HST · 14487 days ago · 3 km deep · 9 km away
11. 2.14 km NE of H?lualoa, HawaiiWed, Feb 4, 10:41 PM HST · 14487 days ago · 21 km deep · 76 km away
12. 3.061 km S of M?kena, HawaiiThu, Feb 5, 1:10 AM HST · 14487 days ago · 2 km deep · 6 km away
13. 2.863 km S of M?kena, HawaiiThu, Feb 5, 2:05 AM HST · 14487 days ago · 5 km deep · 3 km away
14. 3.0Maui region, HawaiiThu, Feb 5, 7:03 AM HST · 14486 days ago · 7 km deep · 2 km away
15. 2.018 km WNW of Kalaoa, HawaiiThu, Feb 5, 7:51 AM HST · 14486 days ago · 28 km deep · 46 km away
16. 1.663 km NW of Kalaoa, HawaiiThu, Feb 5, 10:13 AM HST · 14486 days ago · 5 km deep · 5 km away
17. 3.059 km NW of Kalaoa, HawaiiThu, Feb 5, 11:14 AM HST · 14486 days ago · 3 km deep · 5 km away
18. 1.641 km NW of Kalaoa, HawaiiThu, Feb 5, 6:16 PM HST · 14486 days ago · 2 km deep · 23 km away
19. 2.759 km NW of Kalaoa, HawaiiFri, Feb 6, 5:37 AM HST · 14486 days ago · 5 km deep · 5 km away
20. 3.358 km WNW of Kalaoa, HawaiiFri, Feb 6, 12:58 PM HST · 14485 days ago · 7 km deep · 6 km away
21. 1.638 km WNW of Kalaoa, HawaiiFri, Feb 6, 5:51 PM HST · 14485 days ago · 7 km deep · 26 km away
22. 1.959 km S of M?kena, HawaiiFri, Feb 6, 6:47 PM HST · 14485 days ago · 5 km deep · 7 km away
23. 3.663 km S of M?kena, HawaiiSat, Feb 7, 8:01 AM HST · 14484 days ago · 14 km deep · 6 km away
24. 1.8Hawaii region, HawaiiSat, Feb 7, 11:07 AM HST · 14484 days ago · 11 km deep · 47 km away
25. 2.651 km WNW of Kalaoa, HawaiiSun, Feb 8, 2:57 PM HST · 14483 days ago · 5 km deep · 14 km away
26. 1.655 km NW of Kalaoa, HawaiiMon, Feb 9, 3:34 AM HST · 14483 days ago · 6 km deep · 9 km away
27. 2.360 km WNW of Kalaoa, HawaiiTue, Feb 10, 4:02 AM HST · 14482 days ago · 5 km deep · 4 km away
28. 1.858 km NW of Kalaoa, HawaiiTue, Feb 10, 5:12 AM HST · 14482 days ago · 5 km deep · 8 km away
29. 2.654 km NW of Kalaoa, HawaiiWed, Feb 11, 10:00 AM HST · 14480 days ago · 3 km deep · 11 km away
30. 3.561 km S of M?kena, HawaiiWed, Feb 11, 11:22 AM HST · 14480 days ago · 5 km deep · 9 km away
31. 1.550 km NW of Kalaoa, HawaiiFri, Feb 13, 3:52 AM HST · 14479 days ago · 7 km deep · 14 km away
32. 1.613 km NW of Waimea, HawaiiFri, Feb 13, 10:41 AM HST · 14478 days ago · 7 km deep · 77 km away
33. 2.669 km WNW of Kalaoa, HawaiiMon, Feb 16, 9:54 AM HST · 14475 days ago · 5 km deep · 7 km away
34. 2.661 km S of M?kena, HawaiiMon, Feb 16, 12:58 PM HST · 14475 days ago · 46 km deep · 5 km away
35. 1.767 km WNW of Kalaoa, HawaiiMon, Feb 16, 4:32 PM HST · 14475 days ago · 6 km deep · 5 km away
36. 2.89 km NE of Puako, HawaiiTue, Feb 17, 4:08 AM HST · 14475 days ago · 11 km deep · 76 km away
37. 3.064 km S of M?kena, HawaiiTue, Feb 17, 6:39 PM HST · 14474 days ago · 6 km deep · 2 km away
38. 3.060 km NW of Kalaoa, HawaiiWed, Feb 18, 10:16 AM HST · 14473 days ago · 5 km deep · 4 km away
39. 1.57 km WNW of Kalaoa, HawaiiSat, Feb 21, 12:49 AM HST · 14471 days ago · 13 km deep · 57 km away
40. 2.63 km E of Honaunau-Napoopoo, HawaiiTue, Mar 3, 2:49 AM HST · 14461 days ago · 6 km deep · 96 km away
41. 2.45 km SSE of Kapaau, HawaiiSat, Mar 7, 1:26 AM HST · 14457 days ago · 15 km deep · 75 km away
42. 2.815 km SSW of Waikoloa, HawaiiSun, Mar 8, 5:11 AM HST · 14456 days ago · 13 km deep · 75 km away
43. 1.9Island of Hawaii, HawaiiSun, Mar 8, 5:12 AM HST · 14456 days ago · 25 km deep · 91 km away
44. 2.017 km SSE of Waimea, HawaiiMon, Mar 9, 4:47 AM HST · 14455 days ago · 9 km deep · 95 km away
45. 2.8Maui region, HawaiiTue, Mar 10, 2:06 PM HST · 14453 days ago · 5 km deep · 28 km away
46. 1.624 km W of Kailua-Kona, HawaiiWed, Mar 11, 11:15 PM HST · 14452 days ago · 31 km deep · 52 km away
47. 1.9Hawaii region, HawaiiSat, Mar 14, 4:21 AM HST · 14450 days ago · 39 km deep · 43 km away
48. 3.051 km SSW of M?kena, HawaiiMon, Mar 16, 5:54 AM HST · 14448 days ago · 5 km deep · 21 km away
49. 2.713 km ESE of Hana, HawaiiFri, Mar 20, 6:19 PM HST · 14443 days ago · 5 km deep · 98 km away
50. 2.441 km NW of Kalaoa, HawaiiSun, Mar 22, 10:53 AM HST · 14441 days ago · 7 km deep · 23 km away
51. 2.225 km SE of Waikoloa, HawaiiMon, Mar 23, 3:41 AM HST · 14441 days ago · 12 km deep · 98 km away
52. 2.412 km SE of Waimea, HawaiiMon, Mar 23, 10:32 AM HST · 14440 days ago · 5 km deep · 95 km away
53. 2.49 km ESE of Waimea, HawaiiMon, Mar 23, 1:34 PM HST · 14440 days ago · 11 km deep · 95 km away
54. 2.33 km ENE of Kealakekua, HawaiiMon, Mar 23, 6:10 PM HST · 14440 days ago · 4 km deep · 86 km away
55. 2.94 km WSW of Waimea, HawaiiTue, Mar 24, 8:25 PM HST · 14439 days ago · 6 km deep · 82 km away
56. 2.30 km W of Honaunau-Napoopoo, HawaiiMon, Mar 30, 1:48 PM HST · 14433 days ago · 5 km deep · 93 km away
57. 2.23 km SSW of Puako, HawaiiMon, Mar 30, 9:05 PM HST · 14433 days ago · 9 km deep · 68 km away
58. 2.66 km E of Honaunau-Napoopoo, HawaiiTue, Mar 31, 7:57 PM HST · 14432 days ago · 13 km deep · 99 km away
59. 2.816 km NW of Puako, HawaiiThu, Apr 2, 6:55 PM HST · 14430 days ago · 6 km deep · 56 km away
60. 3.111 km SSE of Waimea, HawaiiFri, Apr 3, 10:20 PM HST · 14429 days ago · 10 km deep · 92 km away

Before

1. 3.160 km WNW of Kalaoa, HawaiiWed, Feb 4, 3:15 AM HST · 14488 days ago · 7 km deep · 4 km away
2. 1.664 km WNW of Kalaoa, HawaiiWed, Feb 4, 3:08 AM HST · 14488 days ago · 6 km deep · 1 km away
3. 2.860 km NW of Kalaoa, HawaiiWed, Feb 4, 2:52 AM HST · 14488 days ago · 4 km deep · 5 km away
4. 1.861 km S of M?kena, HawaiiWed, Feb 4, 12:02 AM HST · 14488 days ago · 5 km deep · 7 km away
5. 2.845 km NW of Kalaoa, HawaiiTue, Feb 3, 10:39 PM HST · 14488 days ago · 4 km deep · 21 km away
6. 3.460 km NW of Kalaoa, HawaiiTue, Feb 3, 9:37 PM HST · 14488 days ago · 5 km deep · 8 km away
7. 2.762 km S of M?kena, HawaiiTue, Feb 3, 9:29 PM HST · 14488 days ago · 5 km deep · 5 km away
8. 2.658 km NW of Kalaoa, HawaiiTue, Feb 3, 8:06 PM HST · 14488 days ago · 3 km deep · 7 km away
9. 2.659 km WNW of Kalaoa, HawaiiTue, Feb 3, 7:49 PM HST · 14488 days ago · 6 km deep · 5 km away
10. 2.860 km NW of Kalaoa, HawaiiTue, Feb 3, 7:21 PM HST · 14488 days ago · 3 km deep · 5 km away
11. 2.760 km S of M?kena, HawaiiTue, Feb 3, 6:16 PM HST · 14488 days ago · 9 km deep · 6 km away
12. 4.364 km NW of Kalaoa, HawaiiTue, Feb 3, 5:44 PM HST · 14488 days ago · 6 km deep · 3 km away
13. 3.159 km NW of Kalaoa, HawaiiTue, Feb 3, 5:40 PM HST · 14488 days ago · 3 km deep · 6 km away
14. 2.656 km NW of Kalaoa, HawaiiTue, Feb 3, 5:39 PM HST · 14488 days ago · 3 km deep · 9 km away
15. 2.448 km NW of Kalaoa, HawaiiTue, Feb 3, 5:15 PM HST · 14488 days ago · 3 km deep · 16 km away
16. 3.366 km S of M?kena, HawaiiTue, Feb 3, 5:07 PM HST · 14488 days ago · 4 km deep · 3 km away
17. 2.955 km WNW of Kalaoa, HawaiiTue, Feb 3, 4:57 PM HST · 14488 days ago · 3 km deep · 9 km away
18. 2.764 km S of M?kena, HawaiiTue, Feb 3, 4:49 PM HST · 14488 days ago · 3 km deep · 3 km away
19. 3.061 km NW of Kalaoa, HawaiiTue, Feb 3, 4:45 PM HST · 14488 days ago · 3 km deep · 5 km away
20. 2.858 km NW of Kalaoa, HawaiiTue, Feb 3, 4:37 PM HST · 14488 days ago · 3 km deep · 7 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv232421. Read Mon, Oct 5, 2026, 4:02 AM UTC.