M2.1 earthquake 13 km SSE of Volcano, Hawaii

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Sun, Mar 29, 1987, 4:40 AM HST

UTC

1987-03-29 14:40:25 UTC

Depth

6.9 km (4.3 mi), shallow

Epicenter

19.328° N, 155.188° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 0.7 km in depth

Magnitude uncertainty

±0.14

Depth from

From location

Station coverage gap

91°

Stations used

37

• Volcano, HawaiiPopulation 2,575. Forecast14 kmSSE
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast37 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast355 kmSE

After

1. 1.827 km SSE of Waimea, HawaiiSun, Mar 29, 11:51 AM HST · 14431 days ago · 11 km deep · 65 km away
2. 2.113 km SSE of Volcano, HawaiiSun, Mar 29, 1:11 PM HST · 14431 days ago · 7 km deep · 0 km away
3. 2.37 km SW of Volcano, HawaiiSun, Mar 29, 1:47 PM HST · 14431 days ago · 14 km deep · 12 km away
4. 2.914 km S of Volcano, HawaiiSun, Mar 29, 9:16 PM HST · 14431 days ago · 8 km deep · 4 km away
5. 2.30 km W of Honaunau-Napoopoo, HawaiiMon, Mar 30, 1:48 PM HST · 14430 days ago · 5 km deep · 73 km away
6. 2.23 km SSW of Puako, HawaiiMon, Mar 30, 9:05 PM HST · 14430 days ago · 9 km deep · 97 km away
7. 2.66 km E of Honaunau-Napoopoo, HawaiiTue, Mar 31, 7:57 PM HST · 14429 days ago · 13 km deep · 66 km away
8. 2.014 km SSE of Fern Forest, HawaiiThu, Apr 2, 12:40 AM HST · 14428 days ago · 7 km deep · 13 km away
9. 2.426 km N of P?hala, HawaiiThu, Apr 2, 9:00 AM HST · 14427 days ago · 7 km deep · 35 km away
10. 1.918 km NNE of P?hala, HawaiiThu, Apr 2, 1:38 PM HST · 14427 days ago · 10 km deep · 22 km away
11. 2.718 km ENE of Honaunau-Napoopoo, HawaiiFri, Apr 3, 3:22 PM HST · 14426 days ago · 4 km deep · 58 km away
12. 3.111 km SSE of Waimea, HawaiiFri, Apr 3, 10:20 PM HST · 14426 days ago · 10 km deep · 82 km away
13. 2.015 km SSE of Fern Forest, HawaiiSat, Apr 4, 2:27 AM HST · 14425 days ago · 7 km deep · 9 km away
14. 2.216 km SSE of Honaunau-Napoopoo, HawaiiSat, Apr 4, 8:38 AM HST · 14425 days ago · 10 km deep · 65 km away
15. 3.312 km S of Honaunau-Napoopoo, HawaiiSat, Apr 4, 11:13 AM HST · 14425 days ago · 0 km deep · 72 km away
16. 1.616 km SE of Fern Forest, HawaiiSat, Apr 4, 4:34 PM HST · 14425 days ago · 7 km deep · 16 km away
17. 2.913 km S of Honaunau-Napoopoo, HawaiiSat, Apr 4, 11:26 PM HST · 14425 days ago · 4 km deep · 74 km away
18. 1.917 km S of Pa‘auilo, HawaiiSun, Apr 5, 12:32 AM HST · 14425 days ago · 9 km deep · 66 km away
19. 2.012 km S of Honaunau-Napoopoo, HawaiiSun, Apr 5, 12:39 AM HST · 14425 days ago · 0 km deep · 71 km away
20. 1.715 km S of Volcano, HawaiiSun, Apr 5, 10:46 AM HST · 14424 days ago · 5 km deep · 4 km away
21. 2.416 km S of Volcano, HawaiiSun, Apr 5, 10:46 AM HST · 14424 days ago · 6 km deep · 5 km away
22. 2.115 km S of Volcano, HawaiiSun, Apr 5, 1:19 PM HST · 14424 days ago · 7 km deep · 5 km away
23. 2.116 km SE of Fern Forest, HawaiiSun, Apr 5, 4:10 PM HST · 14424 days ago · 6 km deep · 16 km away
24. 2.84 km WSW of P?hala, HawaiiMon, Apr 6, 12:03 AM HST · 14424 days ago · 7 km deep · 38 km away
25. 2.43 km ESE of P?hala, HawaiiMon, Apr 6, 8:03 AM HST · 14423 days ago · 7 km deep · 32 km away
26. 1.616 km SE of Fern Forest, HawaiiMon, Apr 6, 5:18 PM HST · 14423 days ago · 5 km deep · 17 km away
27. 2.012 km SSE of Fern Forest, HawaiiMon, Apr 6, 9:50 PM HST · 14423 days ago · 4 km deep · 10 km away
28. 2.63 km ESE of P?hala, HawaiiMon, Apr 6, 10:24 PM HST · 14423 days ago · 8 km deep · 31 km away
29. 1.720 km NNE of P?hala, HawaiiTue, Apr 7, 3:22 PM HST · 14422 days ago · 4 km deep · 27 km away
30. 1.923 km N of P?hala, HawaiiTue, Apr 7, 3:32 PM HST · 14422 days ago · 7 km deep · 35 km away
31. 2.143 km ESE of Naalehu, HawaiiTue, Apr 7, 7:42 PM HST · 14422 days ago · 14 km deep · 49 km away
32. 2.721 km SE of Waikoloa, HawaiiWed, Apr 8, 3:52 AM HST · 14421 days ago · 10 km deep · 72 km away
33. 2.216 km SSW of Volcano, HawaiiWed, Apr 8, 5:34 PM HST · 14421 days ago · 9 km deep · 9 km away
34. 1.76 km SSW of Volcano, HawaiiWed, Apr 8, 8:01 PM HST · 14421 days ago · 3 km deep · 10 km away
35. 1.715 km SSE of Fern Forest, HawaiiThu, Apr 9, 1:35 PM HST · 14420 days ago · 8 km deep · 9 km away
36. 2.013 km SSE of Volcano, HawaiiThu, Apr 9, 11:24 PM HST · 14420 days ago · 6 km deep · 1 km away
37. 2.217 km S of Volcano, HawaiiFri, Apr 10, 2:10 PM HST · 14419 days ago · 7 km deep · 8 km away
38. 1.65 km SSW of Volcano, HawaiiFri, Apr 10, 2:51 PM HST · 14419 days ago · 2 km deep · 11 km away
39. 1.65 km SSW of Volcano, HawaiiFri, Apr 10, 4:24 PM HST · 14419 days ago · 2 km deep · 11 km away
40. 1.511 km ENE of P?hala, HawaiiSat, Apr 11, 3:03 PM HST · 14418 days ago · 7 km deep · 22 km away
41. 1.99 km N of P?hala, HawaiiSun, Apr 12, 2:36 PM HST · 14417 days ago · 10 km deep · 29 km away
42. 1.711 km S of Volcano, HawaiiSun, Apr 12, 5:03 PM HST · 14417 days ago · 8 km deep · 4 km away
43. 2.16 km SSW of Volcano, HawaiiSun, Apr 12, 10:21 PM HST · 14417 days ago · 2 km deep · 10 km away
44. 1.713 km SSE of Volcano, HawaiiSun, Apr 12, 10:37 PM HST · 14417 days ago · 6 km deep · 1 km away
45. 1.67 km N of P?hala, HawaiiMon, Apr 13, 8:25 PM HST · 14416 days ago · 9 km deep · 30 km away
46. 2.018 km N of P?hala, HawaiiTue, Apr 14, 9:37 AM HST · 14415 days ago · 7 km deep · 33 km away
47. 2.311 km SSE of Fern Forest, HawaiiTue, Apr 14, 12:26 PM HST · 14415 days ago · -1 km deep · 10 km away
48. 2.62 km N of Kalaoa, HawaiiWed, Apr 15, 7:38 PM HST · 14414 days ago · 12 km deep · 96 km away
49. 1.616 km SE of Fern Forest, HawaiiWed, Apr 15, 10:31 PM HST · 14414 days ago · 3 km deep · 17 km away
50. 1.911 km SE of Fern Forest, HawaiiWed, Apr 15, 10:42 PM HST · 14414 days ago · 9 km deep · 14 km away
51. 1.7Island of Hawaii, HawaiiThu, Apr 16, 9:03 AM HST · 14413 days ago · 7 km deep · 9 km away
52. 2.16 km ESE of Leilani Estates, HawaiiFri, Apr 17, 2:28 AM HST · 14412 days ago · 7 km deep · 37 km away
53. 2.615 km S of Fern Forest, HawaiiFri, Apr 17, 4:32 AM HST · 14412 days ago · 8 km deep · 7 km away
54. 2.822 km N of P?hala, HawaiiFri, Apr 17, 6:52 AM HST · 14412 days ago · 7 km deep · 33 km away
55. 1.73 km SE of Leilani Estates, HawaiiFri, Apr 17, 7:14 PM HST · 14412 days ago · 7 km deep · 34 km away
56. 2.512 km W of P?hala, HawaiiSat, Apr 18, 12:18 AM HST · 14412 days ago · 4 km deep · 45 km away
57. 1.716 km S of Volcano, HawaiiSat, Apr 18, 2:26 AM HST · 14411 days ago · 5 km deep · 5 km away
58. 2.413 km S of Volcano, HawaiiSat, Apr 18, 9:32 AM HST · 14411 days ago · 5 km deep · 4 km away
59. 3.115 km S of Fern Forest, HawaiiSat, Apr 18, 11:16 AM HST · 14411 days ago · 8 km deep · 7 km away
60. 2.310 km W of Volcano, HawaiiSat, Apr 18, 3:23 PM HST · 14411 days ago · 7 km deep · 19 km away

The first 60 of 198.

Before

1. 2.813 km SSE of Volcano, HawaiiSun, Mar 29, 4:37 AM HST · 14431 days ago · 8 km deep · 1 km away
2. 1.713 km SSE of Volcano, HawaiiSat, Mar 28, 11:46 AM HST · 14432 days ago · 8 km deep · 1 km away
3. 2.15 km SSW of Volcano, HawaiiSat, Mar 28, 12:39 AM HST · 14433 days ago · 2 km deep · 10 km away
4. 1.514 km SSE of Volcano, HawaiiFri, Mar 27, 2:52 PM HST · 14433 days ago · 4 km deep · 1 km away
5. 1.815 km S of Fern Forest, HawaiiFri, Mar 27, 9:19 AM HST · 14433 days ago · 6 km deep · 6 km away
6. 1.913 km SSE of Fern Forest, HawaiiThu, Mar 26, 9:27 AM HST · 14434 days ago · 7 km deep · 14 km away
7. 2.116 km SW of Leilani Estates, HawaiiThu, Mar 26, 8:08 AM HST · 14434 days ago · 8 km deep · 18 km away
8. 2.613 km N of Wai‘?hinu, HawaiiThu, Mar 26, 6:08 AM HST · 14434 days ago · 8 km deep · 50 km away
9. 1.62 km ESE of P?hala, HawaiiTue, Mar 24, 10:50 PM HST · 14436 days ago · 5 km deep · 32 km away
10. 2.413 km SSE of Volcano, HITue, Mar 24, 10:31 PM HST · 14436 days ago · 7 km deep · 0 km away
11. 2.94 km WSW of Waimea, HawaiiTue, Mar 24, 8:25 PM HST · 14436 days ago · 6 km deep · 93 km away
12. 2.320 km W of Volcano, HawaiiMon, Mar 23, 11:54 PM HST · 14437 days ago · 9 km deep · 29 km away
13. 2.33 km ENE of Kealakekua, HawaiiMon, Mar 23, 6:10 PM HST · 14437 days ago · 4 km deep · 77 km away
14. 2.319 km W of Volcano, HawaiiMon, Mar 23, 3:16 PM HST · 14437 days ago · 1 km deep · 29 km away
15. 2.49 km ESE of Waimea, HawaiiMon, Mar 23, 1:34 PM HST · 14437 days ago · 11 km deep · 84 km away
16. 2.412 km SE of Waimea, HawaiiMon, Mar 23, 10:32 AM HST · 14437 days ago · 5 km deep · 80 km away
17. 2.610 km S of Volcano, HawaiiMon, Mar 23, 8:03 AM HST · 14437 days ago · 7 km deep · 4 km away
18. 2.225 km SE of Waikoloa, HawaiiMon, Mar 23, 3:41 AM HST · 14437 days ago · 12 km deep · 67 km away
19. 1.613 km SSE of Fern Forest, HawaiiSun, Mar 22, 3:36 PM HST · 14438 days ago · 7 km deep · 14 km away
20. 1.515 km S of Fern Forest, HawaiiSun, Mar 22, 11:42 AM HST · 14438 days ago · 6 km deep · 5 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv235973. Read Thu, Oct 1, 2026, 11:18 PM UTC.